From 70a278d95023d368570b6285ae8e2c2e559220f0 Mon Sep 17 00:00:00 2001 From: Wu Xiaotian Date: Tue, 29 Jan 2019 17:50:46 +0800 Subject: drop current epub support --- backend/Makefile.am | 4 - backend/epub/Makefile.am | 37 - backend/epub/epub-document.c | 1831 ------------------------ backend/epub/epub-document.h | 21 - backend/epub/epubdocument.atril-backend.in | 4 - backend/epub/minizip/Makefile.am | 16 - backend/epub/minizip/ioapi.c | 247 ---- backend/epub/minizip/ioapi.h | 210 --- backend/epub/minizip/unzip.c | 2125 ---------------------------- backend/epub/minizip/unzip.h | 437 ------ 10 files changed, 4932 deletions(-) delete mode 100644 backend/epub/Makefile.am delete mode 100644 backend/epub/epub-document.c delete mode 100644 backend/epub/epub-document.h delete mode 100644 backend/epub/epubdocument.atril-backend.in delete mode 100644 backend/epub/minizip/Makefile.am delete mode 100644 backend/epub/minizip/ioapi.c delete mode 100644 backend/epub/minizip/ioapi.h delete mode 100644 backend/epub/minizip/unzip.c delete mode 100644 backend/epub/minizip/unzip.h (limited to 'backend') diff --git a/backend/Makefile.am b/backend/Makefile.am index 49bfdf6a..ef76c4ee 100644 --- a/backend/Makefile.am +++ b/backend/Makefile.am @@ -6,10 +6,6 @@ if ENABLE_PDF SUBDIRS += pdf endif -if ENABLE_EPUB -SUBDIRS += epub -endif - if ENABLE_PS SUBDIRS += ps endif diff --git a/backend/epub/Makefile.am b/backend/epub/Makefile.am deleted file mode 100644 index dc34ad2b..00000000 --- a/backend/epub/Makefile.am +++ /dev/null @@ -1,37 +0,0 @@ -SUBDIRS = minizip - -AM_CPPFLAGS = \ - -I$(top_srcdir) \ - -I$(top_srcdir)/libdocument \ - -I$(srcdir)/minizip \ - -DMATELOCALEDIR=\"$(datadir)/locale\" \ - -DATRIL_COMPILATION \ - $(BACKEND_CFLAGS) \ - $(WARN_CXXFLAGS) \ - $(EPUB_CFLAGS) \ - $(DISABLE_DEPRECATED) - -backend_LTLIBRARIES = libepubdocument.la - -libepubdocument_la_SOURCES = \ - epub-document.c \ - epub-document.h - -libepubdocument_la_LDFLAGS = $(BACKEND_LIBTOOL_FLAGS) -libepubdocument_la_LIBADD = \ - $(top_builddir)/libdocument/libatrildocument.la \ - minizip/libminizip.la \ - $(EPUB_LIBS) \ - $(BACKEND_LIBS) - - -backend_in_files = epubdocument.atril-backend.in -backend_DATA = $(backend_in_files:.atril-backend.in=.atril-backend) - -EXTRA_DIST = $(backend_in_files) - -CLEANFILES = $(backend_DATA) - -@EV_INTLTOOL_ATRIL_BACKEND_RULE@ - --include $(top_srcdir)/git.mk diff --git a/backend/epub/epub-document.c b/backend/epub/epub-document.c deleted file mode 100644 index c0fa275b..00000000 --- a/backend/epub/epub-document.c +++ /dev/null @@ -1,1831 +0,0 @@ -/* this file is part of atril, a mate document viewer - * - * Copyright (C) 2014 Avishkar Gupta - * - * Author: - * Avishkar Gupta - * - * Atril is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * Atril is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - */ - -#include "epub-document.h" -#include "ev-file-helpers.h" -#include "unzip.h" -#include "ev-document-thumbnails.h" -#include "ev-document-find.h" -#include "ev-backends-manager.h" -#include "ev-document-links.h" -#include "ev-document-misc.h" -#include -#include -#include -#include - -#include -#include - -#include - -/*For strcasestr(),strstr()*/ -#include - -typedef enum _xmlParseReturnType -{ - XML_ATTRIBUTE, - XML_KEYWORD -}xmlParseReturnType; - -typedef struct _contentListNode { - gchar* key ; - gchar* value ; - gint index ; -}contentListNode; - -typedef struct _linknode { - gchar *pagelink; - GList *children; - gchar *linktext; - guint page; -}linknode; - -typedef struct _EpubDocumentClass EpubDocumentClass; - -struct _EpubDocumentClass -{ - EvDocumentClass parent_class; -}; - -struct _EpubDocument -{ - EvDocument parent_instance; - /*Stores the path to the source archive*/ - gchar* archivename ; - /*Stores the path of the directory where we unzipped the epub*/ - gchar* tmp_archive_dir ; - /*Stores the contentlist in a sorted manner*/ - GList* contentList ; - /* A variable to hold our epubDocument for unzipping*/ - unzFile epubDocument ; - /*The (sub)directory that actually houses the document*/ - gchar* documentdir; - /*Stores the table of contents*/ - GList *index; - /*Document title, for the sidebar links*/ - gchar *docTitle; -}; - -static void epub_document_document_thumbnails_iface_init (EvDocumentThumbnailsInterface *iface); -static void epub_document_document_find_iface_init (EvDocumentFindInterface *iface); -static void epub_document_document_links_iface_init (EvDocumentLinksInterface *iface); - -EV_BACKEND_REGISTER_WITH_CODE (EpubDocument, epub_document, - { - EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS, - epub_document_document_thumbnails_iface_init); - EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_FIND, - epub_document_document_find_iface_init); - EV_BACKEND_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_LINKS, - epub_document_document_links_iface_init); - - } ); - -static void -epub_document_thumbnails_get_dimensions (EvDocumentThumbnails *document, - EvRenderContext *rc, - gint *width, - gint *height) -{ - gdouble page_width, page_height; - - page_width = 800; - page_height = 1080; - - *width = MAX ((gint)(page_width * rc->scale + 0.5), 1); - *height = MAX ((gint)(page_height * rc->scale + 0.5), 1); -} - -static GdkPixbuf * -epub_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document, - EvRenderContext *rc, - gboolean border) -{ - cairo_surface_t *webpage; - GdkPixbuf *thumbnailpix = NULL ; - gint width,height; - epub_document_thumbnails_get_dimensions (document, rc, &width, &height); - webpage = ev_document_misc_surface_rotate_and_scale (rc->page->backend_page, - width, height, 0); - thumbnailpix = ev_document_misc_pixbuf_from_surface (webpage); - return thumbnailpix; -} - -static gboolean -in_tag(const char* found) -{ - const char* bracket = found ; - - /* Since the dump started with the body tag, the '<' will be the first - * character in the haystack. - */ - while (*bracket != '<') { - bracket--; - if (*bracket == '>') { - /*We encounted a close brace before an open*/ - return FALSE ; - } - } - - return TRUE; -} - -static int -get_substr_count(const char * haystack,const char *needle,gboolean case_sensitive) -{ - const char* tmp = haystack ; - char* (*string_compare_function)(const char*,const char*); - int count=0; - if (case_sensitive) { - string_compare_function = strstr ; - } - else { - string_compare_function = strcasestr; - } - - while ((tmp=string_compare_function(tmp,needle))) { - if (!in_tag(tmp)) { - count++; - } - tmp = tmp + strlen(needle); - } - - return count; -} - -static guint -epub_document_check_hits(EvDocumentFind *document_find, - EvPage *page, - const gchar *text, - gboolean case_sensitive) -{ - gchar *filepath = g_filename_from_uri((gchar*)page->backend_page,NULL,NULL); - htmlDocPtr htmldoc = xmlParseFile(filepath); - htmlNodePtr htmltag = xmlDocGetRootElement(htmldoc); - int count=0; - htmlNodePtr bodytag = htmltag->xmlChildrenNode; - - while ( xmlStrcmp(bodytag->name,(xmlChar*)"body") ) { - bodytag = bodytag->next; - } - - xmlBufferPtr bodybuffer = xmlBufferCreate(); - xmlNodeDump(bodybuffer,htmldoc,bodytag,0,1); - - count = get_substr_count((char*)bodybuffer->content,text,case_sensitive); - - xmlBufferFree(bodybuffer); - xmlFreeDoc(htmldoc); - g_free (filepath); - - return count; -} - -static gboolean -epub_document_links_has_document_links(EvDocumentLinks *document_links) -{ - EpubDocument *epub_document = EPUB_DOCUMENT(document_links); - - g_return_val_if_fail(EPUB_IS_DOCUMENT(epub_document), FALSE); - - if (!epub_document->index) - return FALSE; - - return TRUE; -} - - -typedef struct _LinksCBStruct { - GtkTreeModel *model; - GtkTreeIter *parent; -}LinksCBStruct; - -static void -epub_document_make_tree_entry(linknode* ListData,LinksCBStruct* UserData) -{ - GtkTreeIter tree_iter; - EvLink *link = NULL; - gboolean expand; - char *title_markup; - - if (ListData->children) { - expand=TRUE; - } - else { - expand=FALSE; - } - - EvLinkDest *ev_dest = NULL; - EvLinkAction *ev_action; - - /* We shall use a EV_LINK_DEST_TYPE_PAGE for page links, - * and a EV_LINK_DEST_TYPE_HLINK(custom) for refs on a page of type url#label - * because we need both dest and page label for this. - */ - - if (g_strrstr(ListData->pagelink,"#") == NULL) { - ev_dest = ev_link_dest_new_page(ListData->page); - } - else { - ev_dest = ev_link_dest_new_hlink((gchar*)ListData->pagelink,ListData->page); - } - - ev_action = ev_link_action_new_dest (ev_dest); - - link = ev_link_new((gchar*)ListData->linktext,ev_action); - - gtk_tree_store_append (GTK_TREE_STORE (UserData->model), &tree_iter,(UserData->parent)); - title_markup = g_strdup((gchar*)ListData->linktext); - - gtk_tree_store_set (GTK_TREE_STORE (UserData->model), &tree_iter, - EV_DOCUMENT_LINKS_COLUMN_MARKUP, title_markup, - EV_DOCUMENT_LINKS_COLUMN_LINK, link, - EV_DOCUMENT_LINKS_COLUMN_EXPAND, expand, - -1); - - if (ListData->children) { - LinksCBStruct cbstruct; - cbstruct.parent = &tree_iter; - cbstruct.model = UserData->model; - g_list_foreach (ListData->children,(GFunc)epub_document_make_tree_entry,&cbstruct); - } - - g_free (title_markup); - g_object_unref (link); -} - -static GtkTreeModel * -epub_document_links_get_links_model(EvDocumentLinks *document_links) -{ - GtkTreeModel *model = NULL; - - g_return_val_if_fail (EPUB_IS_DOCUMENT (document_links), NULL); - - EpubDocument *epub_document = EPUB_DOCUMENT(document_links); - - model = (GtkTreeModel*) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS, - G_TYPE_STRING, - G_TYPE_OBJECT, - G_TYPE_BOOLEAN, - G_TYPE_STRING); - - LinksCBStruct linkStruct; - linkStruct.model = model; - EvLink *link = ev_link_new(epub_document->docTitle, - ev_link_action_new_dest(ev_link_dest_new_page(0))); - GtkTreeIter parent; - - linkStruct.parent = &parent; - - gtk_tree_store_append (GTK_TREE_STORE (model), &parent,NULL); - - gtk_tree_store_set (GTK_TREE_STORE (model), &parent, - EV_DOCUMENT_LINKS_COLUMN_MARKUP, epub_document->docTitle, - EV_DOCUMENT_LINKS_COLUMN_LINK, link, - EV_DOCUMENT_LINKS_COLUMN_EXPAND, TRUE, - -1); - - g_object_unref(link); - - if (epub_document->index) { - g_list_foreach (epub_document->index,(GFunc)epub_document_make_tree_entry,&linkStruct); - } - - return model; -} - -static EvMappingList * -epub_document_links_get_links (EvDocumentLinks *document_links, - EvPage *page) -{ - /* TODO - * ev_mapping_list_new() - */ - return NULL; -} - -static void -epub_document_document_thumbnails_iface_init (EvDocumentThumbnailsInterface *iface) -{ - iface->get_thumbnail = epub_document_thumbnails_get_thumbnail; - iface->get_dimensions = epub_document_thumbnails_get_dimensions; -} - -static void -epub_document_document_find_iface_init (EvDocumentFindInterface *iface) -{ - iface->check_for_hits = epub_document_check_hits; -} - -static void -epub_document_document_links_iface_init(EvDocumentLinksInterface *iface) -{ - iface->has_document_links = epub_document_links_has_document_links; - iface->get_links_model = epub_document_links_get_links_model; - iface->get_links = epub_document_links_get_links; -} - -static gboolean -epub_document_save (EvDocument *document, - const char *uri, - GError **error) -{ - EpubDocument *epub_document = EPUB_DOCUMENT (document); - - gchar *source_uri = g_filename_to_uri (epub_document->archivename, NULL, error); - if (source_uri == NULL) - return FALSE; - - return ev_xfer_uri_simple (source_uri, uri, error); -} - -static int -epub_document_get_n_pages (EvDocument *document) -{ - EpubDocument *epub_document = EPUB_DOCUMENT (document); - - if (epub_document-> contentList == NULL) - return 0; - - return g_list_length(epub_document->contentList); -} - -/** - * epub_remove_temporary_dir : Removes a directory recursively. - * This function is same as comics_remove_temporary_dir - * Returns: - * 0 if it was successfully deleted, - * -1 if an error occurred - */ -static int -epub_remove_temporary_dir (gchar *path_name) -{ - GDir *content_dir; - const gchar *filename; - gchar *filename_with_path; - - if (g_file_test (path_name, G_FILE_TEST_IS_DIR)) { - content_dir = g_dir_open (path_name, 0, NULL); - filename = g_dir_read_name (content_dir); - while (filename) { - filename_with_path = - g_build_filename (path_name, - filename, NULL); - epub_remove_temporary_dir (filename_with_path); - g_free (filename_with_path); - filename = g_dir_read_name (content_dir); - } - g_dir_close (content_dir); - } - /* Note from g_remove() documentation: on Windows, it is in general not - * possible to remove a file that is open to some process, or mapped - * into memory.*/ - return (g_remove (path_name)); -} - - -static gboolean -check_mime_type (const gchar* uri, - GError** error); - -static gboolean -open_xml_document (const gchar* filename); - -static gboolean -set_xml_root_node (xmlChar* rootname); - -static xmlNodePtr -xml_get_pointer_to_node (xmlChar* parserfor, - xmlChar* attributename, - xmlChar* attributevalue); -static void -xml_parse_children_of_node (xmlNodePtr parent, - xmlChar* parserfor, - xmlChar* attributename, - xmlChar* attributevalue); - -static gboolean -xml_check_attribute_value (xmlNode* node, - xmlChar * attributename, - xmlChar* attributevalue); - -static xmlChar* -xml_get_data_from_node (xmlNodePtr node, - xmlParseReturnType rettype, - xmlChar* attributename); - -static void -xml_free_doc(); - -static void -free_tree_nodes (gpointer data); - -/*Global variables for XML parsing*/ -static xmlDocPtr xmldocument ; -static xmlNodePtr xmlroot ; -static xmlNodePtr xmlretval ; - -/* -**Functions to parse the xml files. -**Open a XML document for reading -*/ -static gboolean -open_xml_document ( const gchar* filename ) -{ - xmldocument = xmlParseFile(filename); - - if ( xmldocument == NULL ) - { - return FALSE ; - } - else - { - return TRUE ; - } -} - -/** - *Check if the root value is same as rootname . - *if supplied rootvalue = NULL ,just set root to rootnode . -**/ -static gboolean -set_xml_root_node(xmlChar* rootname) -{ - xmlroot = xmlDocGetRootElement(xmldocument); - - if (xmlroot == NULL) { - - xmlFreeDoc(xmldocument); - return FALSE; - } - - if ( rootname == NULL ) - { - return TRUE ; - } - - if ( !xmlStrcmp(xmlroot->name,rootname)) - { - return TRUE ; - } - else - { - return FALSE; - } -} - -static xmlNodePtr -xml_get_pointer_to_node(xmlChar* parserfor, - xmlChar* attributename, - xmlChar* attributevalue ) -{ - xmlNodePtr topchild,children ; - - xmlretval = NULL ; - - if ( !xmlStrcmp( xmlroot->name, parserfor) ) - { - return xmlroot ; - } - - topchild = xmlroot->xmlChildrenNode ; - - while ( topchild != NULL ) - { - if ( !xmlStrcmp(topchild->name,parserfor) ) - { - if ( xml_check_attribute_value(topchild,attributename,attributevalue) == TRUE ) - { - xmlretval = topchild; - return xmlretval; - } - else - { - /*No need to parse children node*/ - topchild = topchild->next ; - continue ; - } - } - - xml_parse_children_of_node(topchild , parserfor, attributename, attributevalue) ; - - topchild = topchild->next ; - } - - return xmlretval ; -} - -static void -xml_parse_children_of_node(xmlNodePtr parent, - xmlChar* parserfor, - xmlChar* attributename, - xmlChar* attributevalue ) -{ - xmlNodePtr child = parent->xmlChildrenNode ; - - while ( child != NULL ) - { - if ( !xmlStrcmp(child->name,parserfor)) - { - if ( xml_check_attribute_value(child,attributename,attributevalue) == TRUE ) - { - xmlretval = child; - return ; - } - else - { - /*No need to parse children node*/ - child = child->next ; - continue ; - } - } - - /*return already if we have xmlretval set*/ - if ( xmlretval != NULL ) - { - return ; - } - - xml_parse_children_of_node(child,parserfor,attributename,attributevalue) ; - child = child->next ; - } -} - -static void -xml_free_doc() -{ - xmlFreeDoc(xmldocument); - xmldocument = NULL; -} - -static gboolean -xml_check_attribute_value(xmlNode* node, - xmlChar * attributename, - xmlChar* attributevalue) -{ - xmlChar* attributefromfile ; - if ( attributename == NULL || attributevalue == NULL ) - { - return TRUE ; - } - else if ( !xmlStrcmp(( attributefromfile = xmlGetProp(node,attributename)), - attributevalue) ) - { - xmlFree(attributefromfile); - return TRUE ; - } - xmlFree(attributefromfile); - return FALSE ; -} - -static xmlChar* -xml_get_data_from_node(xmlNodePtr node, - xmlParseReturnType rettype, - xmlChar* attributename) -{ - xmlChar* datastring ; - if ( rettype == XML_ATTRIBUTE ) - datastring= xmlGetProp(node,attributename); - else - datastring= xmlNodeListGetString(xmldocument,node->xmlChildrenNode, 1); - - return datastring; -} - -static gboolean -check_mime_type(const gchar* uri,GError** error) -{ - GError * err = NULL ; - const gchar* mimeFromFile = ev_file_get_mime_type(uri,FALSE,&err); - - gchar* mimetypes[] = {"application/epub+zip","application/x-booki+zip"}; - int typecount = 2; - if ( !mimeFromFile ) - { - if (err) { - g_propagate_error (error, err); - } - else { - g_set_error_literal (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("Unknown MIME Type")); - } - return FALSE; - } - else - { - int i=0; - for (i=0; i < typecount ;i++) { - if ( g_strcmp0(mimeFromFile, mimetypes[i]) == 0 ) { - return TRUE; - } - } - - /*We didn't find a match*/ - g_set_error_literal (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("Not an ePub document")); - - return FALSE; - } -} - -static gboolean -extract_one_file(EpubDocument* epub_document,GError ** error) -{ - GFile * outfile ; - gsize writesize = 0; - GString * gfilepath ; - unz_file_info64 info ; - gchar* directory; - GString* dir_create; - GFileOutputStream * outstream ; - - if ( unzOpenCurrentFile(epub_document->epubDocument) != UNZ_OK ) - { - return FALSE ; - } - - gboolean result = TRUE; - - gpointer currentfilename = g_malloc0(512); - unzGetCurrentFileInfo64(epub_document->epubDocument,&info,currentfilename,512,NULL,0,NULL,0) ; - directory = g_strrstr(currentfilename,"/") ; - - if ( directory != NULL ) - directory++; - - gfilepath = g_string_new(epub_document->tmp_archive_dir) ; - g_string_append_printf(gfilepath,"/%s",(gchar*)currentfilename); - - /*if we encounter a directory, make a directory inside our temporary folder.*/ - if (directory != NULL && *directory == '\0') - { - g_mkdir(gfilepath->str,0777); - goto out; - } - else if (directory != NULL && *directory != '\0' ) { - gchar* createdir = currentfilename; - /*Since a substring can't be longer than the parent string, allocating space equal to the parent's size should suffice*/ - gchar *createdirname = g_malloc0(strlen(currentfilename)); - /* Add the name of the directory and subdirectories,if any to a buffer and then create it */ - gchar *createdirnametemp = createdirname; - while ( createdir != directory ) { - (*createdirnametemp) = (*createdir); - createdirnametemp++; - createdir++; - } - (*createdirnametemp) = '\0'; - - dir_create = g_string_new(epub_document->tmp_archive_dir); - g_string_append_printf(dir_create,"/%s",createdirname); - g_free(createdirname); - - g_mkdir_with_parents(dir_create->str,0777); - g_string_free(dir_create,TRUE); - } - - outfile = g_file_new_for_path(gfilepath->str); - outstream = g_file_create(outfile,G_FILE_CREATE_PRIVATE,NULL,error); - gpointer buffer = g_malloc0(512); - while ( (writesize = unzReadCurrentFile(epub_document->epubDocument,buffer,512) ) != 0 ) - { - if ( g_output_stream_write((GOutputStream*)outstream,buffer,writesize,NULL,error) == -1 ) - { - result = FALSE; - break; - } - } - g_free(buffer); - g_output_stream_close((GOutputStream*)outstream,NULL,error); - g_object_unref(outfile) ; - g_object_unref(outstream) ; - -out: - unzCloseCurrentFile (epub_document->epubDocument) ; - g_string_free(gfilepath,TRUE); - g_free(currentfilename); - return result; -} - -static gboolean -extract_epub_from_container (const gchar* uri, - EpubDocument *epub_document, - GError ** error) -{ - GError *err = NULL; - epub_document->archivename = g_filename_from_uri(uri,NULL,error); - - if ( !epub_document->archivename ) - { - if (err) { - g_propagate_error (error, err); - } - else { - g_set_error_literal (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("could not retrieve filename")); - } - return FALSE; - } - - gchar *epubfilename = g_strrstr(epub_document->archivename,"/"); - if ( *epubfilename == '/' ) - epubfilename++ ; - - GString *temporary_sub_directory = g_string_new(epubfilename); - g_string_append(temporary_sub_directory,"XXXXXX") ; - epub_document->tmp_archive_dir = ev_mkdtemp(temporary_sub_directory->str, error); - g_string_free(temporary_sub_directory, TRUE); - - if (!epub_document->tmp_archive_dir) { - return FALSE; - } - - epub_document->epubDocument = unzOpen64(epub_document->archivename); - if ( epub_document->epubDocument == NULL ) - { - if (err) { - g_propagate_error (error, err); - } - else { - g_set_error_literal (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("could not open archive")); - } - return FALSE; - } - - gboolean result = FALSE; - - if ( unzGoToFirstFile(epub_document->epubDocument) != UNZ_OK ) - { - if (err) { - g_propagate_error (error, err); - } - else { - g_set_error_literal (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("could not extract archive")); - } - goto out; - } - - while ( TRUE ) - { - if ( extract_one_file(epub_document,&err) == FALSE ) - { - if (err) { - g_propagate_error (error, err); - } - else { - g_set_error_literal (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("could not extract archive")); - } - goto out; - } - - if ( unzGoToNextFile(epub_document->epubDocument) == UNZ_END_OF_LIST_OF_FILE ) { - result = TRUE; - break; - } - } - -out: - unzClose(epub_document->epubDocument); - return result; -} - -static gchar* -get_uri_to_content(const gchar* uri,GError ** error,EpubDocument *epub_document) -{ - gchar* tmp_archive_dir = epub_document->tmp_archive_dir; - GError *err = NULL ; - - gchar *containerpath = g_filename_from_uri(uri,NULL,&err); - if ( !containerpath ) - { - if (err) { - g_propagate_error (error,err); - } - else { - g_set_error_literal (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("could not retrieve container file")); - } - return NULL ; - } - - gboolean result = open_xml_document(containerpath); - g_free (containerpath); - if ( result == FALSE ) - { - g_set_error_literal(error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("could not open container file")); - - return NULL ; - } - - if ( set_xml_root_node((xmlChar*)"container") == FALSE) { - - g_set_error_literal(error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("container file is corrupt")); - return NULL ; - } - - xmlNodePtr rootfileNode = xml_get_pointer_to_node((xmlChar*)"rootfile",(xmlChar*)"media-type",(xmlChar*)"application/oebps-package+xml"); - if ( rootfileNode == NULL) - { - g_set_error_literal(error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("epub file is invalid or corrupt")); - return NULL ; - } - - xmlChar *relativepath = xml_get_data_from_node(rootfileNode,XML_ATTRIBUTE,(xmlChar*)"full-path") ; - if ( relativepath == NULL ) - { - g_set_error_literal(error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("epub file is corrupt, no container")); - return NULL ; - } - - gchar* documentfolder = g_strrstr((gchar*)relativepath,"/"); - if (documentfolder != NULL) { - gchar* copybuffer = (gchar*)relativepath ; - gchar* directorybuffer = g_malloc0(sizeof(gchar*)*100); - gchar* writer = directorybuffer; - - while(copybuffer != documentfolder) { - (*writer) = (*copybuffer); - writer++;copybuffer++; - } - *writer = '\0'; - - GString *documentdir = g_string_new(tmp_archive_dir); - g_string_append_printf(documentdir,"/%s",directorybuffer); - g_free(directorybuffer); - epub_document->documentdir = g_string_free(documentdir,FALSE); - } - else - { - epub_document->documentdir = g_strdup(tmp_archive_dir); - } - - GString *absolutepath = g_string_new(tmp_archive_dir); - g_string_append_printf(absolutepath,"/%s",relativepath); - g_free (relativepath); - - gchar *content_uri = g_filename_to_uri(absolutepath->str,NULL,&err); - g_string_free(absolutepath,TRUE); - if ( !content_uri ) { - if (err) { - g_propagate_error (error,err); - } - else - { - g_set_error_literal (error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("could not retrieve container file")); - } - return NULL ; - } - xml_free_doc(); - return content_uri ; -} - -static gboolean -link_present_on_page(const gchar* link,const gchar *page_uri) -{ - gchar *res; - if ((res=g_strrstr(link, page_uri)) != NULL) { - return TRUE; - } - else { - return FALSE; - } -} - -static void -check_add_page_numbers(linknode *listdata, contentListNode *comparenode) -{ - if (link_present_on_page(listdata->pagelink, comparenode->value)) { - listdata->page = comparenode->index - 1; - } - if (listdata->children != NULL) { - g_list_foreach(listdata->children,(GFunc)check_add_page_numbers,comparenode); - } -} - -static GList* -setup_document_content_list(const gchar* content_uri, GError** error,gchar *documentdir) -{ - GError *err = NULL; - gint indexcounter = 1; - xmlNodePtr manifest,spine,itemrefptr,itemptr; - gboolean errorflag = FALSE; - - if ( open_xml_document(content_uri) == FALSE ) - { - g_set_error_literal(error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("could not parse content manifest")); - - return FALSE ; - } - if ( set_xml_root_node((xmlChar*)"package") == FALSE) { - - g_set_error_literal(error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("content file is invalid")); - return FALSE ; - } - - if ( ( spine = xml_get_pointer_to_node((xmlChar*)"spine",NULL,NULL) )== NULL ) - { - g_set_error_literal(error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("epub file has no spine")); - return FALSE ; - } - - if ( ( manifest = xml_get_pointer_to_node((xmlChar*)"manifest",NULL,NULL) )== NULL ) - { - g_set_error_literal(error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("epub file has no manifest")); - return FALSE ; - } - - xmlretval = NULL ; - - /*Get first instance of itemref from the spine*/ - xml_parse_children_of_node(spine,(xmlChar*)"itemref",NULL,NULL); - - if ( xmlretval != NULL ) - itemrefptr = xmlretval ; - else - { - errorflag=TRUE; - } - - GList *newlist = NULL; - - /*Parse the spine for remaining itemrefs*/ - do - { - /*for the first time that we enter the loop, if errorflag is set we break*/ - if ( errorflag ) - { - break; - } - if ( xmlStrcmp(itemrefptr->name,(xmlChar*)"itemref") == 0) - { - contentListNode *newnode = g_malloc0(sizeof(newnode)); - newnode->key = (gchar*)xml_get_data_from_node(itemrefptr,XML_ATTRIBUTE,(xmlChar*)"idref"); - if ( newnode->key == NULL ) - { - g_free (newnode); - errorflag = TRUE; - break; - } - xmlretval=NULL ; - xml_parse_children_of_node(manifest,(xmlChar*)"item",(xmlChar*)"id",(xmlChar*)newnode->key); - - if ( xmlretval != NULL ) - { - itemptr = xmlretval ; - } - else - { - g_free (newnode->key); - g_free (newnode); - errorflag = TRUE; - break; - } - - GString* absolutepath = g_string_new(documentdir); - gchar *relativepath = (gchar*)xml_get_data_from_node(itemptr,XML_ATTRIBUTE,(xmlChar*)"href"); - g_string_append_printf(absolutepath,"/%s",relativepath); - g_free (relativepath); - - newnode->value = g_filename_to_uri(absolutepath->str,NULL,&err); - g_string_free(absolutepath,TRUE); - - if ( newnode->value == NULL ) - { - g_free (newnode->key); - g_free (newnode); - errorflag = TRUE; - break; - } - - newnode->index = indexcounter++ ; - - newlist = g_list_prepend(newlist, newnode); - } - itemrefptr = itemrefptr->next ; - } - while ( itemrefptr != NULL ); - - if ( errorflag ) - { - if ( err ) - { - g_propagate_error(error,err); - } - else - { - g_set_error_literal(error, - EV_DOCUMENT_ERROR, - EV_DOCUMENT_ERROR_INVALID, - _("Could not set up document tree for loading, some files missing")); - } - /*free any nodes that were set up and return empty*/ - g_list_free_full(newlist, (GDestroyNotify)free_tree_nodes); - return NULL; - } - - newlist = g_list_reverse(newlist); - xml_free_doc(); - return newlist; - -} - -/* Callback function to free the contentlist.*/ -static void -free_tree_nodes(gpointer data) -{ - contentListNode* dataptr = data ; - g_free(dataptr->value); - g_free(dataptr->key); - g_free(dataptr); -} - -static void -free_link_nodes(gpointer data) -{ - linknode* dataptr = data ; - g_free(dataptr->pagelink); - g_free(dataptr->linktext); - - if (dataptr->children) { - g_list_free_full(dataptr->children,(GDestroyNotify)free_link_nodes); - } - g_free(dataptr); -} - -static gchar* -get_toc_file_name(gchar *containeruri) -{ - gchar *containerfilename = g_filename_from_uri(containeruri,NULL,NULL); - open_xml_document(containerfilename); - g_free (containerfilename); - - set_xml_root_node(NULL); - - xmlNodePtr manifest = xml_get_pointer_to_node((xmlChar*)"manifest",NULL,NULL); - xmlNodePtr spine = xml_get_pointer_to_node((xmlChar*)"spine",NULL,NULL); - - xmlChar *ncx = xml_get_data_from_node(spine,XML_ATTRIBUTE,(xmlChar*)"toc"); - - /*In an epub3, there is sometimes no toc, and we need to then use the nav file for this.*/ - if (ncx == NULL) { - return NULL; - } - - xmlretval = NULL; - xml_parse_children_of_node(manifest,(xmlChar*)"item",(xmlChar*)"id",ncx); - - gchar* tocfilename = (gchar*)xml_get_data_from_node(xmlretval,XML_ATTRIBUTE,(xmlChar*)"href"); - xml_free_doc(); - - return tocfilename; -} - -static gchar* -epub_document_get_nav_file(gchar* containeruri) -{ - open_xml_document(containeruri); - set_xml_root_node(NULL); - xmlNodePtr manifest = xml_get_pointer_to_node((xmlChar*)"manifest",NULL,NULL); - xmlretval = NULL; - xml_parse_children_of_node(manifest,(xmlChar*)"item",(xmlChar*)"properties",(xmlChar*)"nav"); - - gchar *uri = (gchar*)xml_get_data_from_node(xmlretval,XML_ATTRIBUTE, (xmlChar*)"href"); - - xml_free_doc(); - return uri; -} - -static GList* -get_child_list(xmlNodePtr ol,gchar* documentdir) -{ - GList *childlist = NULL; - xmlNodePtr li = ol->xmlChildrenNode; - - while (li != NULL) { - if (xmlStrcmp(li->name,(xmlChar*)"li")) { - li = li->next; - continue; - } - xmlNodePtr children = li->xmlChildrenNode; - linknode *newlinknode = g_new0(linknode, 1); - while (children != NULL) { - if ( !xmlStrcmp(children->name,(xmlChar*)"a")) { - newlinknode->linktext = (gchar*)xml_get_data_from_node(children,XML_KEYWORD,NULL); - gchar* filename = (gchar*)xml_get_data_from_node(children,XML_ATTRIBUTE,(xmlChar*)"href"); - gchar *filepath = g_strdup_printf("%s/%s",documentdir,filename); - newlinknode->pagelink = g_filename_to_uri(filepath,NULL,NULL); - g_free(filename); - g_free(filepath); - newlinknode->children = NULL; - childlist = g_list_prepend(childlist,newlinknode); - } - else if ( !xmlStrcmp(children->name,(xmlChar*)"ol")){ - newlinknode->children = get_child_list(children,documentdir); - } - - children = children->next; - } - - li = li->next; - } - - return g_list_reverse(childlist); -} - -/* For an epub3 style navfile */ -static GList* -setup_index_from_navfile(gchar *tocpath) -{ - GList *index = NULL; - open_xml_document(tocpath); - set_xml_root_node(NULL); - xmlNodePtr nav = xml_get_pointer_to_node((xmlChar*)"nav",(xmlChar*)"id",(xmlChar*)"toc"); - xmlretval=NULL; - xml_parse_children_of_node(nav,(xmlChar*)"ol", NULL,NULL); - gchar *navdirend = g_strrstr(tocpath,"/"); - gchar *navdir = g_malloc0(strlen(tocpath)); - gchar *reader = tocpath; - gchar *writer = navdir; - - while (reader != navdirend) { - (*writer) = (*reader) ; - writer++;reader++; - } - index = get_child_list(xmlretval,navdir); - g_free(navdir); - xml_free_doc(); - return index; -} - -static GList* -setup_document_index(EpubDocument *epub_document,gchar *containeruri) -{ - GString *tocpath = g_string_new(epub_document->documentdir); - gchar *tocfilename = get_toc_file_name(containeruri); - GList *index = NULL; - - if (tocfilename == NULL) { - tocfilename = epub_document_get_nav_file(containeruri); - - //Apparently, sometimes authors don't even care to add a TOC!! Guess standards are just guidelines. - - if (tocfilename == NULL) { - //We didn't even find a nav file.The document has no TOC. - g_string_free(tocpath,TRUE); - return NULL; - } - - g_string_append_printf (tocpath,"/%s",tocfilename); - index = setup_index_from_navfile(tocpath->str); - g_string_free(tocpath,TRUE); - g_free (tocfilename); - return index; - } - - g_string_append_printf (tocpath,"/%s",tocfilename); - g_free (tocfilename); - - GString *pagelink; - open_xml_document(tocpath->str); - g_string_free(tocpath,TRUE); - set_xml_root_node((xmlChar*)"ncx"); - - xmlNodePtr docTitle = xml_get_pointer_to_node((xmlChar*)"docTitle",NULL,NULL); - xmlretval = NULL; - xml_parse_children_of_node(docTitle,(xmlChar*)"text",NULL,NULL); - - while (epub_document->docTitle == NULL && xmlretval != NULL) { - epub_document->docTitle = (gchar*)xml_get_data_from_node(xmlretval,XML_KEYWORD,NULL); - xmlretval = xmlretval->next; - } - xmlNodePtr navMap = xml_get_pointer_to_node((xmlChar*)"navMap",NULL,NULL); - xmlretval = NULL; - xml_parse_children_of_node(navMap,(xmlChar*)"navPoint",NULL,NULL); - - xmlNodePtr navPoint = xmlretval; - - do { - - if ( !xmlStrcmp(navPoint->name,(xmlChar*)"navPoint")) { - xmlretval = NULL; - xml_parse_children_of_node(navPoint,(xmlChar*)"navLabel",NULL,NULL); - xmlNodePtr navLabel = xmlretval; - xmlretval = NULL; - gchar *fragment=NULL,*end=NULL; - GString *uri = NULL; - - xml_parse_children_of_node(navLabel,(xmlChar*)"text",NULL,NULL); - linknode *newnode = g_new0(linknode,1); - newnode->linktext = NULL; - while (newnode->linktext == NULL) { - newnode->linktext = (gchar*)xml_get_data_from_node(xmlretval,XML_KEYWORD,NULL); - xmlretval = xmlretval->next; - } - xmlretval = NULL; - xml_parse_children_of_node(navPoint,(xmlChar*)"content",NULL,NULL); - pagelink = g_string_new(epub_document->documentdir); - newnode->pagelink = (gchar*)xml_get_data_from_node(xmlretval,XML_ATTRIBUTE,(xmlChar*)"src"); - g_string_append_printf(pagelink,"/%s",newnode->pagelink); - xmlFree(newnode->pagelink); - - gchar *escaped = g_strdup(pagelink->str); - - //unescaping any special characters - pagelink->str = g_uri_unescape_string (escaped,NULL); - g_free(escaped); - - if ((end = g_strrstr(pagelink->str,"#")) != NULL) { - fragment = g_strdup(g_strrstr(pagelink->str,"#")); - *end = '\0'; - } - uri = g_string_new(g_filename_to_uri(pagelink->str,NULL,NULL)); - g_string_free(pagelink,TRUE); - - if (fragment) { - g_string_append(uri,fragment); - } - - newnode->pagelink = g_strdup(uri->str); - g_string_free(uri,TRUE); - index = g_list_prepend(index,newnode); - } - - navPoint = navPoint->next; - - } while(navPoint != NULL); - - xml_free_doc(); - - return g_list_reverse(index); -} - -static EvDocumentInfo* -epub_document_get_info(EvDocument *document) -{ - EpubDocument *epub_document = EPUB_DOCUMENT(document); - GError *error = NULL ; - gchar* infofile ; - xmlNodePtr metanode ; - GString* buffer ; - gchar* archive_dir = epub_document->tmp_archive_dir; - - GString* containerpath = g_string_new(epub_document->tmp_archive_dir); - g_string_append_printf(containerpath,"/META-INF/container.xml"); - gchar* containeruri = g_filename_to_uri(containerpath->str,NULL,&error); - g_string_free (containerpath, TRUE); - if ( error ) - { - return NULL ; - } - - gchar* uri = get_uri_to_content (containeruri,&error,epub_document); - g_free (containeruri); - if ( error ) - { - return NULL ; - } - - EvDocumentInfo* epubinfo = g_new0 (EvDocumentInfo, 1); - - epubinfo->fields_mask = EV_DOCUMENT_INFO_TITLE | - EV_DOCUMENT_INFO_FORMAT | - EV_DOCUMENT_INFO_AUTHOR | - EV_DOCUMENT_INFO_SUBJECT | - EV_DOCUMENT_INFO_KEYWORDS | - EV_DOCUMENT_INFO_LAYOUT | - EV_DOCUMENT_INFO_CREATOR | - EV_DOCUMENT_INFO_LINEARIZED | - EV_DOCUMENT_INFO_PERMISSIONS | - EV_DOCUMENT_INFO_N_PAGES ; - - infofile = g_filename_from_uri(uri,NULL,&error); - g_free (uri); - if ( error ) - { - return epubinfo; - } - - open_xml_document(infofile); - g_free (infofile); - - set_xml_root_node((xmlChar*)"package"); - - metanode = xml_get_pointer_to_node((xmlChar*)"title",NULL,NULL); - if ( metanode == NULL ) - epubinfo->title = NULL ; - else - epubinfo->title = (char*)xml_get_data_from_node(metanode,XML_KEYWORD,NULL); - - metanode = xml_get_pointer_to_node((xmlChar*)"creator",NULL,NULL); - if ( metanode == NULL ) - epubinfo->author = g_strdup("unknown"); - else - epubinfo->author = (char*)xml_get_data_from_node(metanode,XML_KEYWORD,NULL); - - metanode = xml_get_pointer_to_node((xmlChar*)"subject",NULL,NULL); - if ( metanode == NULL ) - epubinfo->subject = g_strdup("unknown"); - else - epubinfo->subject = (char*)xml_get_data_from_node(metanode,XML_KEYWORD,NULL); - - buffer = g_string_new((gchar*)xml_get_data_from_node (xmlroot,XML_ATTRIBUTE,(xmlChar*)"version")); - g_string_prepend(buffer,"epub "); - epubinfo->format = g_string_free(buffer,FALSE); - - /*FIXME: Add more of these as you write the corresponding modules*/ - - epubinfo->layout = EV_DOCUMENT_LAYOUT_SINGLE_PAGE; - - metanode = xml_get_pointer_to_node((xmlChar*)"publisher",NULL,NULL); - if ( metanode == NULL ) - epubinfo->creator = g_strdup("unknown"); - else - epubinfo->creator = (char*)xml_get_data_from_node(metanode,XML_KEYWORD,NULL); - - /* number of pages */ - epubinfo->n_pages = epub_document_get_n_pages(document); - - /*Copying*/ - epubinfo->permissions = EV_DOCUMENT_PERMISSIONS_OK_TO_COPY; - /*TODO : Add a function to get date*/ - - if (xmldocument) - xml_free_doc(); - return epubinfo ; -} - -static EvPage* -epub_document_get_page(EvDocument *document, - gint index) -{ - EpubDocument *epub_document = EPUB_DOCUMENT(document); - EvPage* page = ev_page_new(index); - contentListNode *listptr = g_list_nth_data (epub_document->contentList,index); - page->backend_page = g_strdup(listptr->value); - return page ; -} - -static void -change_to_night_sheet(contentListNode *nodedata,gpointer user_data) -{ - gchar *filename = g_filename_from_uri(nodedata->value,NULL,NULL); - open_xml_document(filename); - set_xml_root_node(NULL); - xmlNodePtr head =xml_get_pointer_to_node((xmlChar*)"head",NULL,NULL); - gchar *class = NULL; - xmlretval = NULL; - xml_parse_children_of_node(head,(xmlChar*)"link",(xmlChar*)"rel",(xmlChar*)"stylesheet"); - - xmlNodePtr day = xmlretval; - if ( (class = (gchar*)xml_get_data_from_node(day,XML_ATTRIBUTE,(xmlChar*)"class")) == NULL) { - xmlSetProp(day,(xmlChar*)"class",(xmlChar*)"day"); - } - g_free(class); - xmlSetProp(day,(xmlChar*)"rel",(xmlChar*)"alternate stylesheet"); - xmlretval = NULL; - xml_parse_children_of_node(head,(xmlChar*)"link",(xmlChar*)"class",(xmlChar*)"night"); - xmlSetProp(xmlretval,(xmlChar*)"rel",(xmlChar*)"stylesheet"); - xmlSaveFormatFile (filename, xmldocument, 0); - xml_free_doc(); - g_free(filename); -} - -static void -change_to_day_sheet(contentListNode *nodedata,gpointer user_data) -{ - gchar *filename = g_filename_from_uri(nodedata->value,NULL,NULL); - open_xml_document(filename); - set_xml_root_node(NULL); - xmlNodePtr head =xml_get_pointer_to_node((xmlChar*)"head",NULL,NULL); - - xmlretval = NULL; - xml_parse_children_of_node(head,(xmlChar*)"link",(xmlChar*)"rel",(xmlChar*)"stylesheet"); - - xmlNodePtr day = xmlretval; - xmlSetProp(day,(xmlChar*)"rel",(xmlChar*)"alternate stylesheet"); - - xmlretval = NULL; - xml_parse_children_of_node(head,(xmlChar*)"link",(xmlChar*)"class",(xmlChar*)"day"); - xmlSetProp(xmlretval,(xmlChar*)"rel",(xmlChar*)"stylesheet"); - xmlSaveFormatFile (filename, xmldocument, 0); - xml_free_doc(); - g_free(filename); -} - -static gchar* -epub_document_get_alternate_stylesheet(gchar *docuri) -{ - gchar *filename = g_filename_from_uri(docuri,NULL,NULL); - open_xml_document(filename); - g_free(filename); - - set_xml_root_node(NULL); - - xmlNodePtr head= xml_get_pointer_to_node((xmlChar*)"head",NULL,NULL); - - xmlretval = NULL; - - xml_parse_children_of_node(head,(xmlChar*)"link",(xmlChar*)"class",(xmlChar*)"night"); - - if (xmlretval != NULL) { - return (gchar*)xml_get_data_from_node(xmlretval,XML_ATTRIBUTE,(xmlChar*)"href"); - } - xml_free_doc(); - return NULL; -} - -static void -add_night_sheet(contentListNode *listdata,gchar *sheet) -{ - gchar *sheeturi = g_filename_to_uri(sheet,NULL,NULL); - open_xml_document(listdata->value); - - set_xml_root_node(NULL); - xmlNodePtr head = xml_get_pointer_to_node((xmlChar*)"head",NULL,NULL); - - xmlNodePtr link = xmlNewTextChild(head,NULL,(xmlChar*)"link",NULL); - xmlAttrPtr href = xmlNewProp(link,(xmlChar*)"href",(xmlChar*)sheeturi); - xmlAttrPtr rel = xmlNewProp(link,(xmlChar*)"rel",(xmlChar*)"alternate stylesheet"); - xmlAttrPtr class = xmlNewProp(link,(xmlChar*)"class",(xmlChar*)"night"); - - xmlSaveFormatFile (listdata->value, xmldocument, 0); - xml_free_doc(); - g_free(sheeturi); -} - -static void -epub_document_check_add_night_sheet(EvDocument *document) -{ - EpubDocument *epub_document = EPUB_DOCUMENT(document); - - g_return_if_fail(EPUB_IS_DOCUMENT(epub_document)); - - /* - * We'll only check the first page for a supplied night mode stylesheet. - * Odds are, if this one has it, all others have it too. - */ - contentListNode *node = epub_document->contentList->data; - gchar* stylesheetfilename = epub_document_get_alternate_stylesheet((gchar*)node->value) ; - - if (stylesheetfilename == NULL) { - gchar *style = "body {color:rgb(255,255,255);\ - background-color:rgb(0,0,0);\ - text-align:justify;\ - line-spacing:1.8;\ - margin-top:0px;\ - margin-bottom:4px;\ - margin-right:50px;\ - margin-left:50px;\ - text-indent:3em;}\ - h1, h2, h3, h4, h5, h6\ - {color:white;\ - text-align:center;\ - font-style:italic;\ - font-weight:bold;}"; - - gchar *csspath = g_strdup_printf("%s/atrilnightstyle.css",epub_document->documentdir); - - - GFile *styles = g_file_new_for_path (csspath); - GOutputStream *outstream = (GOutputStream*)g_file_create(styles,G_FILE_CREATE_PRIVATE,NULL,NULL); - if ( g_output_stream_write((GOutputStream*)outstream,style,strlen(style),NULL,NULL) == -1 ) - { - return ; - } - g_output_stream_close((GOutputStream*)outstream,NULL,NULL); - g_object_unref(styles) ; - g_object_unref(outstream) ; - //add this stylesheet to each document, for later. - g_list_foreach(epub_document->contentList,(GFunc)add_night_sheet,csspath); - g_free(csspath); - } - g_free(stylesheetfilename); -} - -static void -epub_document_toggle_night_mode(EvDocument *document,gboolean night) -{ - EpubDocument *epub_document = EPUB_DOCUMENT(document); - - g_return_if_fail(EPUB_IS_DOCUMENT(epub_document)); - if (night) - g_list_foreach(epub_document->contentList,(GFunc)change_to_night_sheet,NULL); - else - g_list_foreach(epub_document->contentList,(GFunc)change_to_day_sheet,NULL); -} - -static gchar* -epub_document_set_document_title(gchar *containeruri) -{ - open_xml_document(containeruri); - gchar *doctitle; - set_xml_root_node(NULL); - - xmlNodePtr title = xml_get_pointer_to_node((xmlChar*)"title",NULL,NULL); - - doctitle = (gchar*)xml_get_data_from_node(title, XML_KEYWORD, NULL); - xml_free_doc(); - - return doctitle; -} - -static void -page_set_function(linknode *Link, GList *contentList) -{ - GList *listiter = contentList; - contentListNode *pagedata; - - guint flag=0; - while (!flag) { - pagedata = listiter->data; - if (link_present_on_page(Link->pagelink, pagedata->value)) { - flag=1; - Link->page = pagedata->index - 1; - } - listiter = listiter->next; - } - - if (Link->children) { - g_list_foreach(Link->children,(GFunc)page_set_function,contentList); - } -} - -static void -epub_document_set_index_pages(GList *index,GList *contentList) -{ - g_return_if_fail (index != NULL); - g_return_if_fail (contentList != NULL); - - g_list_foreach(index,(GFunc)page_set_function,contentList); -} - - -static void -add_mathjax_script_node_to_file(gchar *filename, gchar *data) -{ - xmlDocPtr mathdocument = xmlParseFile (filename); - xmlNodePtr mathroot = xmlDocGetRootElement(mathdocument); - - if (mathroot == NULL) - return; - - xmlNodePtr head = mathroot->children; - - while(head != NULL) { - if (!xmlStrcmp(head->name,(xmlChar*)"head")) { - break; - } - head = head->next; - } - - if (xmlStrcmp(head->name,(xmlChar*)"head")) { - return ; - } - - xmlNodePtr script = xmlNewTextChild (head,NULL,(xmlChar*)"script",(xmlChar*)""); - xmlNewProp(script,(xmlChar*)"type",(xmlChar*)"text/javascript"); - xmlNewProp(script,(xmlChar*)"src",(xmlChar*)data); - - xmlSaveFormatFile(filename, mathdocument, 0); - xmlFreeDoc (mathdocument); -} - -static void -epub_document_add_mathJax(gchar* containeruri,gchar* documentdir) -{ - gchar *containerfilename= g_filename_from_uri(containeruri,NULL,NULL); - const gchar *backenddir = ev_backends_manager_get_backends_dir(); - GString *mathjaxdir = g_string_new("/usr/share/javascript/mathjax"); - - gchar *mathjaxref = g_filename_to_uri(mathjaxdir->str,NULL,NULL); - gchar *nodedata = g_strdup_printf("%s/MathJax.js?config=TeX-AMS-MML_SVG",mathjaxref); - - open_xml_document(containerfilename); - set_xml_root_node(NULL); - xmlNodePtr manifest = xml_get_pointer_to_node((xmlChar*)"manifest",NULL,NULL); - - xmlNodePtr item = manifest->xmlChildrenNode; - - while (item != NULL) { - if (xmlStrcmp(item->name,(xmlChar*)"item")) { - item = item->next; - continue; - } - - xmlChar *mathml = xml_get_data_from_node(item,XML_ATTRIBUTE, (xmlChar*)"properties"); - - if (mathml != NULL && - !xmlStrcmp(mathml, (xmlChar*)"mathml") ) { - gchar *href = (gchar*)xml_get_data_from_node(item, XML_ATTRIBUTE, (xmlChar*)"href"); - gchar *filename = g_strdup_printf("%s/%s",documentdir,href); - - add_mathjax_script_node_to_file(filename,nodedata); - g_free(href); - g_free(filename); - } - g_free(mathml); - item = item->next; - } - xml_free_doc(); - g_free(mathjaxref); - g_free(containerfilename); - g_free(nodedata); - g_string_free(mathjaxdir,TRUE); -} - -static gboolean -epub_document_load (EvDocument* document, - const char* uri, - GError** error) -{ - EpubDocument *epub_document = EPUB_DOCUMENT(document); - GError *err = NULL; - - if ( check_mime_type (uri, &err) == FALSE ) - { - /*Error would've been set by the function*/ - g_propagate_error(error,err); - return FALSE; - } - - extract_epub_from_container (uri,epub_document,&err); - - if ( err ) - { - g_propagate_error( error,err ); - return FALSE; - } - - /*FIXME : can this be different, ever?*/ - GString *containerpath = g_string_new(epub_document->tmp_archive_dir); - g_string_append_printf(containerpath,"/META-INF/container.xml"); - gchar *containeruri = g_filename_to_uri(containerpath->str,NULL,&err); - g_string_free (containerpath, TRUE); - - if ( err ) - { - g_propagate_error(error,err); - return FALSE; - } - - gchar *contentOpfUri = get_uri_to_content (containeruri,&err,epub_document); - g_free (containeruri); - - if ( contentOpfUri == NULL ) - { - g_propagate_error(error,err); - return FALSE; - } - - epub_document->docTitle = epub_document_set_document_title(contentOpfUri); - epub_document->index = setup_document_index(epub_document,contentOpfUri); - - epub_document->contentList = setup_document_content_list (contentOpfUri,&err,epub_document->documentdir); - - if (epub_document->index != NULL && epub_document->contentList != NULL) - epub_document_set_index_pages(epub_document->index, epub_document->contentList); - - epub_document_add_mathJax(contentOpfUri,epub_document->documentdir); - g_free (contentOpfUri); - - if ( epub_document->contentList == NULL ) - { - g_propagate_error(error,err); - return FALSE; - } - - return TRUE; -} - -static void -epub_document_init (EpubDocument *epub_document) -{ - epub_document->archivename = NULL ; - epub_document->tmp_archive_dir = NULL ; - epub_document->contentList = NULL ; - epub_document->documentdir = NULL; - epub_document->index = NULL; - epub_document->docTitle = NULL; -} - - -static void -epub_document_finalize (GObject *object) -{ - EpubDocument *epub_document = EPUB_DOCUMENT (object); - - if (epub_document->epubDocument != NULL) { - if (epub_remove_temporary_dir (epub_document->tmp_archive_dir) == -1) - g_warning (_("There was an error deleting “%s”."), - epub_document->tmp_archive_dir); - } - - if ( epub_document->contentList ) { - g_list_free_full(epub_document->contentList,(GDestroyNotify)free_tree_nodes); - epub_document->contentList = NULL; - } - - if (epub_document->index) { - g_list_free_full(epub_document->index,(GDestroyNotify)free_link_nodes); - epub_document->index = NULL; - } - - if ( epub_document->tmp_archive_dir) { - g_free (epub_document->tmp_archive_dir); - epub_document->tmp_archive_dir = NULL; - } - - if (epub_document->docTitle) { - g_free(epub_document->docTitle); - epub_document->docTitle = NULL; - } - if ( epub_document->archivename) { - g_free (epub_document->archivename); - epub_document->archivename = NULL; - } - if ( epub_document->documentdir) { - g_free (epub_document->documentdir); - epub_document->documentdir = NULL; - } - G_OBJECT_CLASS (epub_document_parent_class)->finalize (object); -} - - -static void -epub_document_class_init (EpubDocumentClass *klass) -{ - GObjectClass *gobject_class = G_OBJECT_CLASS (klass); - EvDocumentClass *ev_document_class = EV_DOCUMENT_CLASS (klass); - - gobject_class->finalize = epub_document_finalize; - ev_document_class->load = epub_document_load; - ev_document_class->save = epub_document_save; - ev_document_class->get_n_pages = epub_document_get_n_pages; - ev_document_class->get_info = epub_document_get_info; - ev_document_class->get_page = epub_document_get_page; - ev_document_class->toggle_night_mode = epub_document_toggle_night_mode; - ev_document_class->check_add_night_sheet = epub_document_check_add_night_sheet; -} diff --git a/backend/epub/epub-document.h b/backend/epub/epub-document.h deleted file mode 100644 index b1120ec7..00000000 --- a/backend/epub/epub-document.h +++ /dev/null @@ -1,21 +0,0 @@ -#ifndef __EPUB_DOCUMENT_H__ -#define __EPUB_DOCUMENT_H__ - -#define _GNU_SOURCE -#include "ev-document.h" - -G_BEGIN_DECLS - -#define EPUB_TYPE_DOCUMENT (epub_document_get_type ()) -#define EPUB_DOCUMENT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EPUB_TYPE_DOCUMENT, EpubDocument)) -#define EPUB_IS_DOCUMENT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), EPUB_TYPE_DOCUMENT)) - -typedef struct _EpubDocument EpubDocument; - -GType epub_document_get_type (void) G_GNUC_CONST; - -G_MODULE_EXPORT GType register_atril_backend (GTypeModule *module); - -G_END_DECLS - -#endif /* __EPUB_DOCUMENT_H__ */ diff --git a/backend/epub/epubdocument.atril-backend.in b/backend/epub/epubdocument.atril-backend.in deleted file mode 100644 index ef7767eb..00000000 --- a/backend/epub/epubdocument.atril-backend.in +++ /dev/null @@ -1,4 +0,0 @@ -[Atril Backend] -Module=epubdocument -_TypeDescription=epub Documents -MimeType=application/epub+zip; diff --git a/backend/epub/minizip/Makefile.am b/backend/epub/minizip/Makefile.am deleted file mode 100644 index c5671013..00000000 --- a/backend/epub/minizip/Makefile.am +++ /dev/null @@ -1,16 +0,0 @@ -AM_CPPFLAGS = \ - $(WARN_CFLAGS) \ - $(ZLIB_CFLAGS) - -noinst_LTLIBRARIES = libminizip.la - -libminizip_la_SOURCES = \ - unzip.c \ - ioapi.c \ - unzip.h \ - ioapi.h - -libminizip_la_LIBADD = \ - $(ZLIB_LIBS) - --include $(top_srcdir)/git.mk diff --git a/backend/epub/minizip/ioapi.c b/backend/epub/minizip/ioapi.c deleted file mode 100644 index 7f5c191b..00000000 --- a/backend/epub/minizip/ioapi.c +++ /dev/null @@ -1,247 +0,0 @@ -/* ioapi.h -- IO base function header for compress/uncompress .zip - part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html ) - - Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html ) - - Modifications for Zip64 support - Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com ) - - For more info read MiniZip_info.txt - -*/ - -#if defined(_WIN32) && (!(defined(_CRT_SECURE_NO_WARNINGS))) - #define _CRT_SECURE_NO_WARNINGS -#endif - -#if defined(__APPLE__) || defined(IOAPI_NO_64) -// In darwin and perhaps other BSD variants off_t is a 64 bit value, hence no need for specific 64 bit functions -#define FOPEN_FUNC(filename, mode) fopen(filename, mode) -#define FTELLO_FUNC(stream) ftello(stream) -#define FSEEKO_FUNC(stream, offset, origin) fseeko(stream, offset, origin) -#else -#define FOPEN_FUNC(filename, mode) fopen64(filename, mode) -#define FTELLO_FUNC(stream) ftello64(stream) -#define FSEEKO_FUNC(stream, offset, origin) fseeko64(stream, offset, origin) -#endif - - -#include "ioapi.h" - -voidpf call_zopen64 (const zlib_filefunc64_32_def* pfilefunc,const void*filename,int mode) -{ - if (pfilefunc->zfile_func64.zopen64_file != NULL) - return (*(pfilefunc->zfile_func64.zopen64_file)) (pfilefunc->zfile_func64.opaque,filename,mode); - else - { - return (*(pfilefunc->zopen32_file))(pfilefunc->zfile_func64.opaque,(const char*)filename,mode); - } -} - -long call_zseek64 (const zlib_filefunc64_32_def* pfilefunc,voidpf filestream, ZPOS64_T offset, int origin) -{ - if (pfilefunc->zfile_func64.zseek64_file != NULL) - return (*(pfilefunc->zfile_func64.zseek64_file)) (pfilefunc->zfile_func64.opaque,filestream,offset,origin); - else - { - uLong offsetTruncated = (uLong)offset; - if (offsetTruncated != offset) - return -1; - else - return (*(pfilefunc->zseek32_file))(pfilefunc->zfile_func64.opaque,filestream,offsetTruncated,origin); - } -} - -ZPOS64_T call_ztell64 (const zlib_filefunc64_32_def* pfilefunc,voidpf filestream) -{ - if (pfilefunc->zfile_func64.zseek64_file != NULL) - return (*(pfilefunc->zfile_func64.ztell64_file)) (pfilefunc->zfile_func64.opaque,filestream); - else - { - uLong tell_uLong = (*(pfilefunc->ztell32_file))(pfilefunc->zfile_func64.opaque,filestream); - if ((tell_uLong) == MAXU32) - return (ZPOS64_T)-1; - else - return tell_uLong; - } -} - -void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def* p_filefunc64_32,const zlib_filefunc_def* p_filefunc32) -{ - p_filefunc64_32->zfile_func64.zopen64_file = NULL; - p_filefunc64_32->zopen32_file = p_filefunc32->zopen_file; - p_filefunc64_32->zfile_func64.zerror_file = p_filefunc32->zerror_file; - p_filefunc64_32->zfile_func64.zread_file = p_filefunc32->zread_file; - p_filefunc64_32->zfile_func64.zwrite_file = p_filefunc32->zwrite_file; - p_filefunc64_32->zfile_func64.ztell64_file = NULL; - p_filefunc64_32->zfile_func64.zseek64_file = NULL; - p_filefunc64_32->zfile_func64.zclose_file = p_filefunc32->zclose_file; - p_filefunc64_32->zfile_func64.zerror_file = p_filefunc32->zerror_file; - p_filefunc64_32->zfile_func64.opaque = p_filefunc32->opaque; - p_filefunc64_32->zseek32_file = p_filefunc32->zseek_file; - p_filefunc64_32->ztell32_file = p_filefunc32->ztell_file; -} - - - -static voidpf ZCALLBACK fopen_file_func OF((voidpf opaque, const char* filename, int mode)); -static uLong ZCALLBACK fread_file_func OF((voidpf opaque, voidpf stream, void* buf, uLong size)); -static uLong ZCALLBACK fwrite_file_func OF((voidpf opaque, voidpf stream, const void* buf,uLong size)); -static ZPOS64_T ZCALLBACK ftell64_file_func OF((voidpf opaque, voidpf stream)); -static long ZCALLBACK fseek64_file_func OF((voidpf opaque, voidpf stream, ZPOS64_T offset, int origin)); -static int ZCALLBACK fclose_file_func OF((voidpf opaque, voidpf stream)); -static int ZCALLBACK ferror_file_func OF((voidpf opaque, voidpf stream)); - -static voidpf ZCALLBACK fopen_file_func (voidpf opaque, const char* filename, int mode) -{ - FILE* file = NULL; - const char* mode_fopen = NULL; - if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ) - mode_fopen = "rb"; - else - if (mode & ZLIB_FILEFUNC_MODE_EXISTING) - mode_fopen = "r+b"; - else - if (mode & ZLIB_FILEFUNC_MODE_CREATE) - mode_fopen = "wb"; - - if ((filename!=NULL) && (mode_fopen != NULL)) - file = fopen(filename, mode_fopen); - return file; -} - -static voidpf ZCALLBACK fopen64_file_func (voidpf opaque, const void* filename, int mode) -{ - FILE* file = NULL; - const char* mode_fopen = NULL; - if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ) - mode_fopen = "rb"; - else - if (mode & ZLIB_FILEFUNC_MODE_EXISTING) - mode_fopen = "r+b"; - else - if (mode & ZLIB_FILEFUNC_MODE_CREATE) - mode_fopen = "wb"; - - if ((filename!=NULL) && (mode_fopen != NULL)) - file = FOPEN_FUNC((const char*)filename, mode_fopen); - return file; -} - - -static uLong ZCALLBACK fread_file_func (voidpf opaque, voidpf stream, void* buf, uLong size) -{ - uLong ret; - ret = (uLong)fread(buf, 1, (size_t)size, (FILE *)stream); - return ret; -} - -static uLong ZCALLBACK fwrite_file_func (voidpf opaque, voidpf stream, const void* buf, uLong size) -{ - uLong ret; - ret = (uLong)fwrite(buf, 1, (size_t)size, (FILE *)stream); - return ret; -} - -static long ZCALLBACK ftell_file_func (voidpf opaque, voidpf stream) -{ - long ret; - ret = ftell((FILE *)stream); - return ret; -} - - -static ZPOS64_T ZCALLBACK ftell64_file_func (voidpf opaque, voidpf stream) -{ - ZPOS64_T ret; - ret = FTELLO_FUNC((FILE *)stream); - return ret; -} - -static long ZCALLBACK fseek_file_func (voidpf opaque, voidpf stream, uLong offset, int origin) -{ - int fseek_origin=0; - long ret; - switch (origin) - { - case ZLIB_FILEFUNC_SEEK_CUR : - fseek_origin = SEEK_CUR; - break; - case ZLIB_FILEFUNC_SEEK_END : - fseek_origin = SEEK_END; - break; - case ZLIB_FILEFUNC_SEEK_SET : - fseek_origin = SEEK_SET; - break; - default: return -1; - } - ret = 0; - if (fseek((FILE *)stream, offset, fseek_origin) != 0) - ret = -1; - return ret; -} - -static long ZCALLBACK fseek64_file_func (voidpf opaque, voidpf stream, ZPOS64_T offset, int origin) -{ - int fseek_origin=0; - long ret; - switch (origin) - { - case ZLIB_FILEFUNC_SEEK_CUR : - fseek_origin = SEEK_CUR; - break; - case ZLIB_FILEFUNC_SEEK_END : - fseek_origin = SEEK_END; - break; - case ZLIB_FILEFUNC_SEEK_SET : - fseek_origin = SEEK_SET; - break; - default: return -1; - } - ret = 0; - - if(FSEEKO_FUNC((FILE *)stream, offset, fseek_origin) != 0) - ret = -1; - - return ret; -} - - -static int ZCALLBACK fclose_file_func (voidpf opaque, voidpf stream) -{ - int ret; - ret = fclose((FILE *)stream); - return ret; -} - -static int ZCALLBACK ferror_file_func (voidpf opaque, voidpf stream) -{ - int ret; - ret = ferror((FILE *)stream); - return ret; -} - -void fill_fopen_filefunc (pzlib_filefunc_def) - zlib_filefunc_def* pzlib_filefunc_def; -{ - pzlib_filefunc_def->zopen_file = fopen_file_func; - pzlib_filefunc_def->zread_file = fread_file_func; - pzlib_filefunc_def->zwrite_file = fwrite_file_func; - pzlib_filefunc_def->ztell_file = ftell_file_func; - pzlib_filefunc_def->zseek_file = fseek_file_func; - pzlib_filefunc_def->zclose_file = fclose_file_func; - pzlib_filefunc_def->zerror_file = ferror_file_func; - pzlib_filefunc_def->opaque = NULL; -} - -void fill_fopen64_filefunc (zlib_filefunc64_def* pzlib_filefunc_def) -{ - pzlib_filefunc_def->zopen64_file = fopen64_file_func; - pzlib_filefunc_def->zread_file = fread_file_func; - pzlib_filefunc_def->zwrite_file = fwrite_file_func; - pzlib_filefunc_def->ztell64_file = ftell64_file_func; - pzlib_filefunc_def->zseek64_file = fseek64_file_func; - pzlib_filefunc_def->zclose_file = fclose_file_func; - pzlib_filefunc_def->zerror_file = ferror_file_func; - pzlib_filefunc_def->opaque = NULL; -} diff --git a/backend/epub/minizip/ioapi.h b/backend/epub/minizip/ioapi.h deleted file mode 100644 index 137cd64e..00000000 --- a/backend/epub/minizip/ioapi.h +++ /dev/null @@ -1,210 +0,0 @@ -/* ioapi.h -- IO base function header for compress/uncompress .zip - part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html ) - - Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html ) - - Modifications for Zip64 support - Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com ) - - For more info read MiniZip_info.txt - - Changes - - Oct-2009 - Defined ZPOS64_T to fpos_t on windows and u_int64_t on linux. (might need to find a better why for this) - Oct-2009 - Change to fseeko64, ftello64 and fopen64 so large files would work on linux. - More if/def section may be needed to support other platforms - Oct-2009 - Defined fxxxx64 calls to normal fopen/ftell/fseek so they would compile on windows. - (but you should use iowin32.c for windows instead) - -*/ - -#ifndef _ZLIBIOAPI64_H -#define _ZLIBIOAPI64_H - -#if (!defined(_WIN32)) && (!defined(WIN32)) && (!defined(__APPLE__)) - - // Linux needs this to support file operation on files larger then 4+GB - // But might need better if/def to select just the platforms that needs them. - - #ifndef __USE_FILE_OFFSET64 - #define __USE_FILE_OFFSET64 - #endif - #ifndef __USE_LARGEFILE64 - #define __USE_LARGEFILE64 - #endif - #ifndef _LARGEFILE64_SOURCE - #define _LARGEFILE64_SOURCE - #endif - #ifndef _FILE_OFFSET_BIT - #define _FILE_OFFSET_BIT 64 - #endif - -#endif - -#include -#include -#include "zlib.h" - -#if defined(USE_FILE32API) -#define fopen64 fopen -#define ftello64 ftell -#define fseeko64 fseek -#else -#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__) || defined(__DragonFly__) -#define fopen64 fopen -#define ftello64 ftello -#define fseeko64 fseeko -#endif -#ifdef _MSC_VER - #define fopen64 fopen - #if (_MSC_VER >= 1400) && (!(defined(NO_MSCVER_FILE64_FUNC))) - #define ftello64 _ftelli64 - #define fseeko64 _fseeki64 - #else // old MSC - #define ftello64 ftell - #define fseeko64 fseek - #endif -#endif -#endif - -/* -#ifndef ZPOS64_T - #ifdef _WIN32 - #define ZPOS64_T fpos_t - #else - #include - #define ZPOS64_T uint64_t - #endif -#endif -*/ - -#ifdef HAVE_MINIZIP64_CONF_H -#include "mz64conf.h" -#endif - -/* a type choosen by DEFINE */ -#ifdef HAVE_64BIT_INT_CUSTOM -typedef 64BIT_INT_CUSTOM_TYPE ZPOS64_T; -#else -#ifdef HAS_STDINT_H -#include "stdint.h" -typedef uint64_t ZPOS64_T; -#else - -/* Maximum unsigned 32-bit value used as placeholder for zip64 */ -#define MAXU32 0xffffffff - -#if defined(_MSC_VER) || defined(__BORLANDC__) -typedef unsigned __int64 ZPOS64_T; -#else -typedef unsigned long long int ZPOS64_T; -#endif -#endif -#endif - -#ifndef OF -#define OF _Z_OF -#endif - -#ifdef __cplusplus -extern "C" { -#endif - - -#define ZLIB_FILEFUNC_SEEK_CUR (1) -#define ZLIB_FILEFUNC_SEEK_END (2) -#define ZLIB_FILEFUNC_SEEK_SET (0) - -#define ZLIB_FILEFUNC_MODE_READ (1) -#define ZLIB_FILEFUNC_MODE_WRITE (2) -#define ZLIB_FILEFUNC_MODE_READWRITEFILTER (3) - -#define ZLIB_FILEFUNC_MODE_EXISTING (4) -#define ZLIB_FILEFUNC_MODE_CREATE (8) - - -#ifndef ZCALLBACK - #if (defined(WIN32) || defined(_WIN32) || defined (WINDOWS) || defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK) - #define ZCALLBACK CALLBACK - #else - #define ZCALLBACK - #endif -#endif - - - - -typedef voidpf (ZCALLBACK *open_file_func) OF((voidpf opaque, const char* filename, int mode)); -typedef uLong (ZCALLBACK *read_file_func) OF((voidpf opaque, voidpf stream, void* buf, uLong size)); -typedef uLong (ZCALLBACK *write_file_func) OF((voidpf opaque, voidpf stream, const void* buf, uLong size)); -typedef int (ZCALLBACK *close_file_func) OF((voidpf opaque, voidpf stream)); -typedef int (ZCALLBACK *testerror_file_func) OF((voidpf opaque, voidpf stream)); - -typedef long (ZCALLBACK *tell_file_func) OF((voidpf opaque, voidpf stream)); -typedef long (ZCALLBACK *seek_file_func) OF((voidpf opaque, voidpf stream, uLong offset, int origin)); - - -/* here is the "old" 32 bits structure structure */ -typedef struct zlib_filefunc_def_s -{ - open_file_func zopen_file; - read_file_func zread_file; - write_file_func zwrite_file; - tell_file_func ztell_file; - seek_file_func zseek_file; - close_file_func zclose_file; - testerror_file_func zerror_file; - voidpf opaque; -} zlib_filefunc_def; - -typedef ZPOS64_T (ZCALLBACK *tell64_file_func) OF((voidpf opaque, voidpf stream)); -typedef long (ZCALLBACK *seek64_file_func) OF((voidpf opaque, voidpf stream, ZPOS64_T offset, int origin)); -typedef voidpf (ZCALLBACK *open64_file_func) OF((voidpf opaque, const void* filename, int mode)); - -typedef struct zlib_filefunc64_def_s -{ - open64_file_func zopen64_file; - read_file_func zread_file; - write_file_func zwrite_file; - tell64_file_func ztell64_file; - seek64_file_func zseek64_file; - close_file_func zclose_file; - testerror_file_func zerror_file; - voidpf opaque; -} zlib_filefunc64_def; - -void fill_fopen64_filefunc OF((zlib_filefunc64_def* pzlib_filefunc_def)); -void fill_fopen_filefunc OF((zlib_filefunc_def* pzlib_filefunc_def)); - -/* now internal definition, only for zip.c and unzip.h */ -typedef struct zlib_filefunc64_32_def_s -{ - zlib_filefunc64_def zfile_func64; - open_file_func zopen32_file; - tell_file_func ztell32_file; - seek_file_func zseek32_file; -} zlib_filefunc64_32_def; - - -#define ZREAD64(filefunc,filestream,buf,size) ((*((filefunc).zfile_func64.zread_file)) ((filefunc).zfile_func64.opaque,filestream,buf,size)) -#define ZWRITE64(filefunc,filestream,buf,size) ((*((filefunc).zfile_func64.zwrite_file)) ((filefunc).zfile_func64.opaque,filestream,buf,size)) -//#define ZTELL64(filefunc,filestream) ((*((filefunc).ztell64_file)) ((filefunc).opaque,filestream)) -//#define ZSEEK64(filefunc,filestream,pos,mode) ((*((filefunc).zseek64_file)) ((filefunc).opaque,filestream,pos,mode)) -#define ZCLOSE64(filefunc,filestream) ((*((filefunc).zfile_func64.zclose_file)) ((filefunc).zfile_func64.opaque,filestream)) -#define ZERROR64(filefunc,filestream) ((*((filefunc).zfile_func64.zerror_file)) ((filefunc).zfile_func64.opaque,filestream)) - -voidpf call_zopen64 OF((const zlib_filefunc64_32_def* pfilefunc,const void*filename,int mode)); -long call_zseek64 OF((const zlib_filefunc64_32_def* pfilefunc,voidpf filestream, ZPOS64_T offset, int origin)); -ZPOS64_T call_ztell64 OF((const zlib_filefunc64_32_def* pfilefunc,voidpf filestream)); - -void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def* p_filefunc64_32,const zlib_filefunc_def* p_filefunc32); - -#define ZOPEN64(filefunc,filename,mode) (call_zopen64((&(filefunc)),(filename),(mode))) -#define ZTELL64(filefunc,filestream) (call_ztell64((&(filefunc)),(filestream))) -#define ZSEEK64(filefunc,filestream,pos,mode) (call_zseek64((&(filefunc)),(filestream),(pos),(mode))) - -#ifdef __cplusplus -} -#endif - -#endif diff --git a/backend/epub/minizip/unzip.c b/backend/epub/minizip/unzip.c deleted file mode 100644 index 90935043..00000000 --- a/backend/epub/minizip/unzip.c +++ /dev/null @@ -1,2125 +0,0 @@ -/* unzip.c -- IO for uncompress .zip files using zlib - Version 1.1, February 14h, 2010 - part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html ) - - Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html ) - - Modifications of Unzip for Zip64 - Copyright (C) 2007-2008 Even Rouault - - Modifications for Zip64 support on both zip and unzip - Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com ) - - For more info read MiniZip_info.txt - - - ------------------------------------------------------------------------------------ - Decryption code comes from crypt.c by Info-ZIP but has been greatly reduced in terms of - compatibility with older software. The following is from the original crypt.c. - Code woven in by Terry Thorsen 1/2003. - - Copyright (c) 1990-2000 Info-ZIP. All rights reserved. - - See the accompanying file LICENSE, version 2000-Apr-09 or later - (the contents of which are also included in zip.h) for terms of use. - If, for some reason, all these files are missing, the Info-ZIP license - also may be found at: ftp://ftp.info-zip.org/pub/infozip/license.html - - crypt.c (full version) by Info-ZIP. Last revised: [see crypt.h] - - The encryption/decryption parts of this source code (as opposed to the - non-echoing password parts) were originally written in Europe. The - whole source package can be freely distributed, including from the USA. - (Prior to January 2000, re-export from the US was a violation of US law.) - - This encryption code is a direct transcription of the algorithm from - Roger Schlafly, described by Phil Katz in the file appnote.txt. This - file (appnote.txt) is distributed with the PKZIP program (even in the - version without encryption capabilities). - - ------------------------------------------------------------------------------------ - - Changes in unzip.c - - 2007-2008 - Even Rouault - Addition of cpl_unzGetCurrentFileZStreamPos - 2007-2008 - Even Rouault - Decoration of symbol names unz* -> cpl_unz* - 2007-2008 - Even Rouault - Remove old C style function prototypes - 2007-2008 - Even Rouault - Add unzip support for ZIP64 - - Copyright (C) 2007-2008 Even Rouault - - - Oct-2009 - Mathias Svensson - Removed cpl_* from symbol names (Even Rouault added them but since this is now moved to a new project (minizip64) I renamed them again). - Oct-2009 - Mathias Svensson - Fixed problem if uncompressed size was > 4G and compressed size was <4G - should only read the compressed/uncompressed size from the Zip64 format if - the size from normal header was 0xFFFFFFFF - Oct-2009 - Mathias Svensson - Applied some bug fixes from paches recived from Gilles Vollant - Oct-2009 - Mathias Svensson - Applied support to unzip files with compression mathod BZIP2 (bzip2 lib is required) - Patch created by Daniel Borca - - Jan-2010 - back to unzip and minizip 1.0 name scheme, with compatibility layer - - Copyright (C) 1998 - 2010 Gilles Vollant, Even Rouault, Mathias Svensson - -*/ - - -#include -#include -#include - -#ifndef NOUNCRYPT - #define NOUNCRYPT -#endif - -#include "zlib.h" -#include "unzip.h" - -#ifdef STDC -# include -# include -# include -#endif -#ifdef NO_ERRNO_H - extern int errno; -#else -# include -#endif - - -#ifndef local -# define local static -#endif -/* compile with -Dlocal if your debugger can't find static symbols */ - - -#ifndef CASESENSITIVITYDEFAULT_NO -# if !defined(unix) && !defined(CASESENSITIVITYDEFAULT_YES) -# define CASESENSITIVITYDEFAULT_NO -# endif -#endif - - -#ifndef UNZ_BUFSIZE -#define UNZ_BUFSIZE (16384) -#endif - -#ifndef UNZ_MAXFILENAMEINZIP -#define UNZ_MAXFILENAMEINZIP (256) -#endif - -#ifndef ALLOC -# define ALLOC(size) (malloc(size)) -#endif -#ifndef TRYFREE -# define TRYFREE(p) {if (p) free(p);} -#endif - -#define SIZECENTRALDIRITEM (0x2e) -#define SIZEZIPLOCALHEADER (0x1e) - - -const char unz_copyright[] = - " unzip 1.01 Copyright 1998-2004 Gilles Vollant - http://www.winimage.com/zLibDll"; - -/* unz_file_info_interntal contain internal info about a file in zipfile*/ -typedef struct unz_file_info64_internal_s -{ - ZPOS64_T offset_curfile;/* relative offset of local header 8 bytes */ -} unz_file_info64_internal; - - -/* file_in_zip_read_info_s contain internal information about a file in zipfile, - when reading and decompress it */ -typedef struct -{ - char *read_buffer; /* internal buffer for compressed data */ - z_stream stream; /* zLib stream structure for inflate */ - -#ifdef HAVE_BZIP2 - bz_stream bstream; /* bzLib stream structure for bziped */ -#endif - - ZPOS64_T pos_in_zipfile; /* position in byte on the zipfile, for fseek*/ - uLong stream_initialised; /* flag set if stream structure is initialised*/ - - ZPOS64_T offset_local_extrafield;/* offset of the local extra field */ - uInt size_local_extrafield;/* size of the local extra field */ - ZPOS64_T pos_local_extrafield; /* position in the local extra field in read*/ - ZPOS64_T total_out_64; - - uLong crc32; /* crc32 of all data uncompressed */ - uLong crc32_wait; /* crc32 we must obtain after decompress all */ - ZPOS64_T rest_read_compressed; /* number of byte to be decompressed */ - ZPOS64_T rest_read_uncompressed;/*number of byte to be obtained after decomp*/ - zlib_filefunc64_32_def z_filefunc; - voidpf filestream; /* io structore of the zipfile */ - uLong compression_method; /* compression method (0==store) */ - ZPOS64_T byte_before_the_zipfile;/* byte before the zipfile, (>0 for sfx)*/ - int raw; -} file_in_zip64_read_info_s; - - -/* unz64_s contain internal information about the zipfile -*/ -typedef struct -{ - zlib_filefunc64_32_def z_filefunc; - int is64bitOpenFunction; - voidpf filestream; /* io structore of the zipfile */ - unz_global_info64 gi; /* public global information */ - ZPOS64_T byte_before_the_zipfile;/* byte before the zipfile, (>0 for sfx)*/ - ZPOS64_T num_file; /* number of the current file in the zipfile*/ - ZPOS64_T pos_in_central_dir; /* pos of the current file in the central dir*/ - ZPOS64_T current_file_ok; /* flag about the usability of the current file*/ - ZPOS64_T central_pos; /* position of the beginning of the central dir*/ - - ZPOS64_T size_central_dir; /* size of the central directory */ - ZPOS64_T offset_central_dir; /* offset of start of central directory with - respect to the starting disk number */ - - unz_file_info64 cur_file_info; /* public info about the current file in zip*/ - unz_file_info64_internal cur_file_info_internal; /* private info about it*/ - file_in_zip64_read_info_s* pfile_in_zip_read; /* structure about the current - file if we are decompressing it */ - int encrypted; - - int isZip64; - -# ifndef NOUNCRYPT - unsigned long keys[3]; /* keys defining the pseudo-random sequence */ - const z_crc_t* pcrc_32_tab; -# endif -} unz64_s; - - -#ifndef NOUNCRYPT -#include "crypt.h" -#endif - -/* =========================================================================== - Read a byte from a gz_stream; update next_in and avail_in. Return EOF - for end of file. - IN assertion: the stream s has been sucessfully opened for reading. -*/ - - -local int unz64local_getByte OF(( - const zlib_filefunc64_32_def* pzlib_filefunc_def, - voidpf filestream, - int *pi)); - -local int unz64local_getByte(const zlib_filefunc64_32_def* pzlib_filefunc_def, voidpf filestream, int *pi) -{ - unsigned char c; - int err = (int)ZREAD64(*pzlib_filefunc_def,filestream,&c,1); - if (err==1) - { - *pi = (int)c; - return UNZ_OK; - } - else - { - if (ZERROR64(*pzlib_filefunc_def,filestream)) - return UNZ_ERRNO; - else - return UNZ_EOF; - } -} - - -/* =========================================================================== - Reads a long in LSB order from the given gz_stream. Sets -*/ -local int unz64local_getShort OF(( - const zlib_filefunc64_32_def* pzlib_filefunc_def, - voidpf filestream, - uLong *pX)); - -local int unz64local_getShort (const zlib_filefunc64_32_def* pzlib_filefunc_def, - voidpf filestream, - uLong *pX) -{ - uLong x ; - int i = 0; - int err; - - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x = (uLong)i; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((uLong)i)<<8; - - if (err==UNZ_OK) - *pX = x; - else - *pX = 0; - return err; -} - -local int unz64local_getLong OF(( - const zlib_filefunc64_32_def* pzlib_filefunc_def, - voidpf filestream, - uLong *pX)); - -local int unz64local_getLong (const zlib_filefunc64_32_def* pzlib_filefunc_def, - voidpf filestream, - uLong *pX) -{ - uLong x ; - int i = 0; - int err; - - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x = (uLong)i; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((uLong)i)<<8; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((uLong)i)<<16; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x += ((uLong)i)<<24; - - if (err==UNZ_OK) - *pX = x; - else - *pX = 0; - return err; -} - -local int unz64local_getLong64 OF(( - const zlib_filefunc64_32_def* pzlib_filefunc_def, - voidpf filestream, - ZPOS64_T *pX)); - - -local int unz64local_getLong64 (const zlib_filefunc64_32_def* pzlib_filefunc_def, - voidpf filestream, - ZPOS64_T *pX) -{ - ZPOS64_T x ; - int i = 0; - int err; - - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x = (ZPOS64_T)i; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((ZPOS64_T)i)<<8; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((ZPOS64_T)i)<<16; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((ZPOS64_T)i)<<24; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((ZPOS64_T)i)<<32; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((ZPOS64_T)i)<<40; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((ZPOS64_T)i)<<48; - - if (err==UNZ_OK) - err = unz64local_getByte(pzlib_filefunc_def,filestream,&i); - x |= ((ZPOS64_T)i)<<56; - - if (err==UNZ_OK) - *pX = x; - else - *pX = 0; - return err; -} - -/* My own strcmpi / strcasecmp */ -local int strcmpcasenosensitive_internal (const char* fileName1, const char* fileName2) -{ - for (;;) - { - char c1=*(fileName1++); - char c2=*(fileName2++); - if ((c1>='a') && (c1<='z')) - c1 -= 0x20; - if ((c2>='a') && (c2<='z')) - c2 -= 0x20; - if (c1=='\0') - return ((c2=='\0') ? 0 : -1); - if (c2=='\0') - return 1; - if (c1c2) - return 1; - } -} - - -#ifdef CASESENSITIVITYDEFAULT_NO -#define CASESENSITIVITYDEFAULTVALUE 2 -#else -#define CASESENSITIVITYDEFAULTVALUE 1 -#endif - -#ifndef STRCMPCASENOSENTIVEFUNCTION -#define STRCMPCASENOSENTIVEFUNCTION strcmpcasenosensitive_internal -#endif - -/* - Compare two filename (fileName1,fileName2). - If iCaseSenisivity = 1, comparision is case sensitivity (like strcmp) - If iCaseSenisivity = 2, comparision is not case sensitivity (like strcmpi - or strcasecmp) - If iCaseSenisivity = 0, case sensitivity is defaut of your operating system - (like 1 on Unix, 2 on Windows) - -*/ -extern int ZEXPORT unzStringFileNameCompare (const char* fileName1, - const char* fileName2, - int iCaseSensitivity) - -{ - if (iCaseSensitivity==0) - iCaseSensitivity=CASESENSITIVITYDEFAULTVALUE; - - if (iCaseSensitivity==1) - return strcmp(fileName1,fileName2); - - return STRCMPCASENOSENTIVEFUNCTION(fileName1,fileName2); -} - -#ifndef BUFREADCOMMENT -#define BUFREADCOMMENT (0x400) -#endif - -/* - Locate the Central directory of a zipfile (at the end, just before - the global comment) -*/ -local ZPOS64_T unz64local_SearchCentralDir OF((const zlib_filefunc64_32_def* pzlib_filefunc_def, voidpf filestream)); -local ZPOS64_T unz64local_SearchCentralDir(const zlib_filefunc64_32_def* pzlib_filefunc_def, voidpf filestream) -{ - unsigned char* buf; - ZPOS64_T uSizeFile; - ZPOS64_T uBackRead; - ZPOS64_T uMaxBack=0xffff; /* maximum size of global comment */ - ZPOS64_T uPosFound=0; - - if (ZSEEK64(*pzlib_filefunc_def,filestream,0,ZLIB_FILEFUNC_SEEK_END) != 0) - return 0; - - - uSizeFile = ZTELL64(*pzlib_filefunc_def,filestream); - - if (uMaxBack>uSizeFile) - uMaxBack = uSizeFile; - - buf = (unsigned char*)ALLOC(BUFREADCOMMENT+4); - if (buf==NULL) - return 0; - - uBackRead = 4; - while (uBackReaduMaxBack) - uBackRead = uMaxBack; - else - uBackRead+=BUFREADCOMMENT; - uReadPos = uSizeFile-uBackRead ; - - uReadSize = ((BUFREADCOMMENT+4) < (uSizeFile-uReadPos)) ? - (BUFREADCOMMENT+4) : (uLong)(uSizeFile-uReadPos); - if (ZSEEK64(*pzlib_filefunc_def,filestream,uReadPos,ZLIB_FILEFUNC_SEEK_SET)!=0) - break; - - if (ZREAD64(*pzlib_filefunc_def,filestream,buf,uReadSize)!=uReadSize) - break; - - for (i=(int)uReadSize-3; (i--)>0;) - if (((*(buf+i))==0x50) && ((*(buf+i+1))==0x4b) && - ((*(buf+i+2))==0x05) && ((*(buf+i+3))==0x06)) - { - uPosFound = uReadPos+i; - break; - } - - if (uPosFound!=0) - break; - } - TRYFREE(buf); - return uPosFound; -} - - -/* - Locate the Central directory 64 of a zipfile (at the end, just before - the global comment) -*/ -local ZPOS64_T unz64local_SearchCentralDir64 OF(( - const zlib_filefunc64_32_def* pzlib_filefunc_def, - voidpf filestream)); - -local ZPOS64_T unz64local_SearchCentralDir64(const zlib_filefunc64_32_def* pzlib_filefunc_def, - voidpf filestream) -{ - unsigned char* buf; - ZPOS64_T uSizeFile; - ZPOS64_T uBackRead; - ZPOS64_T uMaxBack=0xffff; /* maximum size of global comment */ - ZPOS64_T uPosFound=0; - uLong uL; - ZPOS64_T relativeOffset; - - if (ZSEEK64(*pzlib_filefunc_def,filestream,0,ZLIB_FILEFUNC_SEEK_END) != 0) - return 0; - - - uSizeFile = ZTELL64(*pzlib_filefunc_def,filestream); - - if (uMaxBack>uSizeFile) - uMaxBack = uSizeFile; - - buf = (unsigned char*)ALLOC(BUFREADCOMMENT+4); - if (buf==NULL) - return 0; - - uBackRead = 4; - while (uBackReaduMaxBack) - uBackRead = uMaxBack; - else - uBackRead+=BUFREADCOMMENT; - uReadPos = uSizeFile-uBackRead ; - - uReadSize = ((BUFREADCOMMENT+4) < (uSizeFile-uReadPos)) ? - (BUFREADCOMMENT+4) : (uLong)(uSizeFile-uReadPos); - if (ZSEEK64(*pzlib_filefunc_def,filestream,uReadPos,ZLIB_FILEFUNC_SEEK_SET)!=0) - break; - - if (ZREAD64(*pzlib_filefunc_def,filestream,buf,uReadSize)!=uReadSize) - break; - - for (i=(int)uReadSize-3; (i--)>0;) - if (((*(buf+i))==0x50) && ((*(buf+i+1))==0x4b) && - ((*(buf+i+2))==0x06) && ((*(buf+i+3))==0x07)) - { - uPosFound = uReadPos+i; - break; - } - - if (uPosFound!=0) - break; - } - TRYFREE(buf); - if (uPosFound == 0) - return 0; - - /* Zip64 end of central directory locator */ - if (ZSEEK64(*pzlib_filefunc_def,filestream, uPosFound,ZLIB_FILEFUNC_SEEK_SET)!=0) - return 0; - - /* the signature, already checked */ - if (unz64local_getLong(pzlib_filefunc_def,filestream,&uL)!=UNZ_OK) - return 0; - - /* number of the disk with the start of the zip64 end of central directory */ - if (unz64local_getLong(pzlib_filefunc_def,filestream,&uL)!=UNZ_OK) - return 0; - if (uL != 0) - return 0; - - /* relative offset of the zip64 end of central directory record */ - if (unz64local_getLong64(pzlib_filefunc_def,filestream,&relativeOffset)!=UNZ_OK) - return 0; - - /* total number of disks */ - if (unz64local_getLong(pzlib_filefunc_def,filestream,&uL)!=UNZ_OK) - return 0; - if (uL != 1) - return 0; - - /* Goto end of central directory record */ - if (ZSEEK64(*pzlib_filefunc_def,filestream, relativeOffset,ZLIB_FILEFUNC_SEEK_SET)!=0) - return 0; - - /* the signature */ - if (unz64local_getLong(pzlib_filefunc_def,filestream,&uL)!=UNZ_OK) - return 0; - - if (uL != 0x06064b50) - return 0; - - return relativeOffset; -} - -/* - Open a Zip file. path contain the full pathname (by example, - on a Windows NT computer "c:\\test\\zlib114.zip" or on an Unix computer - "zlib/zlib114.zip". - If the zipfile cannot be opened (file doesn't exist or in not valid), the - return value is NULL. - Else, the return value is a unzFile Handle, usable with other function - of this unzip package. -*/ -local unzFile unzOpenInternal (const void *path, - zlib_filefunc64_32_def* pzlib_filefunc64_32_def, - int is64bitOpenFunction) -{ - unz64_s us; - unz64_s *s; - ZPOS64_T central_pos; - uLong uL; - - uLong number_disk; /* number of the current dist, used for - spaning ZIP, unsupported, always 0*/ - uLong number_disk_with_CD; /* number the the disk with central dir, used - for spaning ZIP, unsupported, always 0*/ - ZPOS64_T number_entry_CD; /* total number of entries in - the central dir - (same than number_entry on nospan) */ - - int err=UNZ_OK; - - if (unz_copyright[0]!=' ') - return NULL; - - us.z_filefunc.zseek32_file = NULL; - us.z_filefunc.ztell32_file = NULL; - if (pzlib_filefunc64_32_def==NULL) - fill_fopen64_filefunc(&us.z_filefunc.zfile_func64); - else - us.z_filefunc = *pzlib_filefunc64_32_def; - us.is64bitOpenFunction = is64bitOpenFunction; - - - - us.filestream = ZOPEN64(us.z_filefunc, - path, - ZLIB_FILEFUNC_MODE_READ | - ZLIB_FILEFUNC_MODE_EXISTING); - if (us.filestream==NULL) - return NULL; - - central_pos = unz64local_SearchCentralDir64(&us.z_filefunc,us.filestream); - if (central_pos) - { - uLong uS; - ZPOS64_T uL64; - - us.isZip64 = 1; - - if (ZSEEK64(us.z_filefunc, us.filestream, - central_pos,ZLIB_FILEFUNC_SEEK_SET)!=0) - err=UNZ_ERRNO; - - /* the signature, already checked */ - if (unz64local_getLong(&us.z_filefunc, us.filestream,&uL)!=UNZ_OK) - err=UNZ_ERRNO; - - /* size of zip64 end of central directory record */ - if (unz64local_getLong64(&us.z_filefunc, us.filestream,&uL64)!=UNZ_OK) - err=UNZ_ERRNO; - - /* version made by */ - if (unz64local_getShort(&us.z_filefunc, us.filestream,&uS)!=UNZ_OK) - err=UNZ_ERRNO; - - /* version needed to extract */ - if (unz64local_getShort(&us.z_filefunc, us.filestream,&uS)!=UNZ_OK) - err=UNZ_ERRNO; - - /* number of this disk */ - if (unz64local_getLong(&us.z_filefunc, us.filestream,&number_disk)!=UNZ_OK) - err=UNZ_ERRNO; - - /* number of the disk with the start of the central directory */ - if (unz64local_getLong(&us.z_filefunc, us.filestream,&number_disk_with_CD)!=UNZ_OK) - err=UNZ_ERRNO; - - /* total number of entries in the central directory on this disk */ - if (unz64local_getLong64(&us.z_filefunc, us.filestream,&us.gi.number_entry)!=UNZ_OK) - err=UNZ_ERRNO; - - /* total number of entries in the central directory */ - if (unz64local_getLong64(&us.z_filefunc, us.filestream,&number_entry_CD)!=UNZ_OK) - err=UNZ_ERRNO; - - if ((number_entry_CD!=us.gi.number_entry) || - (number_disk_with_CD!=0) || - (number_disk!=0)) - err=UNZ_BADZIPFILE; - - /* size of the central directory */ - if (unz64local_getLong64(&us.z_filefunc, us.filestream,&us.size_central_dir)!=UNZ_OK) - err=UNZ_ERRNO; - - /* offset of start of central directory with respect to the - starting disk number */ - if (unz64local_getLong64(&us.z_filefunc, us.filestream,&us.offset_central_dir)!=UNZ_OK) - err=UNZ_ERRNO; - - us.gi.size_comment = 0; - } - else - { - central_pos = unz64local_SearchCentralDir(&us.z_filefunc,us.filestream); - if (central_pos==0) - err=UNZ_ERRNO; - - us.isZip64 = 0; - - if (ZSEEK64(us.z_filefunc, us.filestream, - central_pos,ZLIB_FILEFUNC_SEEK_SET)!=0) - err=UNZ_ERRNO; - - /* the signature, already checked */ - if (unz64local_getLong(&us.z_filefunc, us.filestream,&uL)!=UNZ_OK) - err=UNZ_ERRNO; - - /* number of this disk */ - if (unz64local_getShort(&us.z_filefunc, us.filestream,&number_disk)!=UNZ_OK) - err=UNZ_ERRNO; - - /* number of the disk with the start of the central directory */ - if (unz64local_getShort(&us.z_filefunc, us.filestream,&number_disk_with_CD)!=UNZ_OK) - err=UNZ_ERRNO; - - /* total number of entries in the central dir on this disk */ - if (unz64local_getShort(&us.z_filefunc, us.filestream,&uL)!=UNZ_OK) - err=UNZ_ERRNO; - us.gi.number_entry = uL; - - /* total number of entries in the central dir */ - if (unz64local_getShort(&us.z_filefunc, us.filestream,&uL)!=UNZ_OK) - err=UNZ_ERRNO; - number_entry_CD = uL; - - if ((number_entry_CD!=us.gi.number_entry) || - (number_disk_with_CD!=0) || - (number_disk!=0)) - err=UNZ_BADZIPFILE; - - /* size of the central directory */ - if (unz64local_getLong(&us.z_filefunc, us.filestream,&uL)!=UNZ_OK) - err=UNZ_ERRNO; - us.size_central_dir = uL; - - /* offset of start of central directory with respect to the - starting disk number */ - if (unz64local_getLong(&us.z_filefunc, us.filestream,&uL)!=UNZ_OK) - err=UNZ_ERRNO; - us.offset_central_dir = uL; - - /* zipfile comment length */ - if (unz64local_getShort(&us.z_filefunc, us.filestream,&us.gi.size_comment)!=UNZ_OK) - err=UNZ_ERRNO; - } - - if ((central_pospfile_in_zip_read!=NULL) - unzCloseCurrentFile(file); - - ZCLOSE64(s->z_filefunc, s->filestream); - TRYFREE(s); - return UNZ_OK; -} - - -/* - Write info about the ZipFile in the *pglobal_info structure. - No preparation of the structure is needed - return UNZ_OK if there is no problem. */ -extern int ZEXPORT unzGetGlobalInfo64 (unzFile file, unz_global_info64* pglobal_info) -{ - unz64_s* s; - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - *pglobal_info=s->gi; - return UNZ_OK; -} - -extern int ZEXPORT unzGetGlobalInfo (unzFile file, unz_global_info* pglobal_info32) -{ - unz64_s* s; - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - /* to do : check if number_entry is not truncated */ - pglobal_info32->number_entry = (uLong)s->gi.number_entry; - pglobal_info32->size_comment = s->gi.size_comment; - return UNZ_OK; -} -/* - Translate date/time from Dos format to tm_unz (readable more easilty) -*/ -local void unz64local_DosDateToTmuDate (ZPOS64_T ulDosDate, tm_unz* ptm) -{ - ZPOS64_T uDate; - uDate = (ZPOS64_T)(ulDosDate>>16); - ptm->tm_mday = (uInt)(uDate&0x1f) ; - ptm->tm_mon = (uInt)((((uDate)&0x1E0)/0x20)-1) ; - ptm->tm_year = (uInt)(((uDate&0x0FE00)/0x0200)+1980) ; - - ptm->tm_hour = (uInt) ((ulDosDate &0xF800)/0x800); - ptm->tm_min = (uInt) ((ulDosDate&0x7E0)/0x20) ; - ptm->tm_sec = (uInt) (2*(ulDosDate&0x1f)) ; -} - -/* - Get Info about the current file in the zipfile, with internal only info -*/ -local int unz64local_GetCurrentFileInfoInternal OF((unzFile file, - unz_file_info64 *pfile_info, - unz_file_info64_internal - *pfile_info_internal, - char *szFileName, - uLong fileNameBufferSize, - void *extraField, - uLong extraFieldBufferSize, - char *szComment, - uLong commentBufferSize)); - -local int unz64local_GetCurrentFileInfoInternal (unzFile file, - unz_file_info64 *pfile_info, - unz_file_info64_internal - *pfile_info_internal, - char *szFileName, - uLong fileNameBufferSize, - void *extraField, - uLong extraFieldBufferSize, - char *szComment, - uLong commentBufferSize) -{ - unz64_s* s; - unz_file_info64 file_info; - unz_file_info64_internal file_info_internal; - int err=UNZ_OK; - uLong uMagic; - long lSeek=0; - uLong uL; - - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - if (ZSEEK64(s->z_filefunc, s->filestream, - s->pos_in_central_dir+s->byte_before_the_zipfile, - ZLIB_FILEFUNC_SEEK_SET)!=0) - err=UNZ_ERRNO; - - - /* we check the magic */ - if (err==UNZ_OK) - { - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uMagic) != UNZ_OK) - err=UNZ_ERRNO; - else if (uMagic!=0x02014b50) - err=UNZ_BADZIPFILE; - } - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&file_info.version) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&file_info.version_needed) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&file_info.flag) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&file_info.compression_method) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getLong(&s->z_filefunc, s->filestream,&file_info.dosDate) != UNZ_OK) - err=UNZ_ERRNO; - - unz64local_DosDateToTmuDate(file_info.dosDate,&file_info.tmu_date); - - if (unz64local_getLong(&s->z_filefunc, s->filestream,&file_info.crc) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uL) != UNZ_OK) - err=UNZ_ERRNO; - file_info.compressed_size = uL; - - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uL) != UNZ_OK) - err=UNZ_ERRNO; - file_info.uncompressed_size = uL; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&file_info.size_filename) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&file_info.size_file_extra) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&file_info.size_file_comment) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&file_info.disk_num_start) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&file_info.internal_fa) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getLong(&s->z_filefunc, s->filestream,&file_info.external_fa) != UNZ_OK) - err=UNZ_ERRNO; - - // relative offset of local header - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uL) != UNZ_OK) - err=UNZ_ERRNO; - file_info_internal.offset_curfile = uL; - - lSeek+=file_info.size_filename; - if ((err==UNZ_OK) && (szFileName!=NULL)) - { - uLong uSizeRead ; - if (file_info.size_filename0) && (fileNameBufferSize>0)) - if (ZREAD64(s->z_filefunc, s->filestream,szFileName,uSizeRead)!=uSizeRead) - err=UNZ_ERRNO; - lSeek -= uSizeRead; - } - - // Read extrafield - if ((err==UNZ_OK) && (extraField!=NULL)) - { - ZPOS64_T uSizeRead ; - if (file_info.size_file_extraz_filefunc, s->filestream,lSeek,ZLIB_FILEFUNC_SEEK_CUR)==0) - lSeek=0; - else - err=UNZ_ERRNO; - } - - if ((file_info.size_file_extra>0) && (extraFieldBufferSize>0)) - if (ZREAD64(s->z_filefunc, s->filestream,extraField,(uLong)uSizeRead)!=uSizeRead) - err=UNZ_ERRNO; - - lSeek += file_info.size_file_extra - (uLong)uSizeRead; - } - else - lSeek += file_info.size_file_extra; - - - if ((err==UNZ_OK) && (file_info.size_file_extra != 0)) - { - uLong acc = 0; - - // since lSeek now points to after the extra field we need to move back - lSeek -= file_info.size_file_extra; - - if (lSeek!=0) - { - if (ZSEEK64(s->z_filefunc, s->filestream,lSeek,ZLIB_FILEFUNC_SEEK_CUR)==0) - lSeek=0; - else - err=UNZ_ERRNO; - } - - while(acc < file_info.size_file_extra) - { - uLong headerId; - uLong dataSize; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&headerId) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&dataSize) != UNZ_OK) - err=UNZ_ERRNO; - - /* ZIP64 extra fields */ - if (headerId == 0x0001) - { - uLong uL; - - if(file_info.uncompressed_size == MAXU32) - { - if (unz64local_getLong64(&s->z_filefunc, s->filestream,&file_info.uncompressed_size) != UNZ_OK) - err=UNZ_ERRNO; - } - - if(file_info.compressed_size == MAXU32) - { - if (unz64local_getLong64(&s->z_filefunc, s->filestream,&file_info.compressed_size) != UNZ_OK) - err=UNZ_ERRNO; - } - - if(file_info_internal.offset_curfile == MAXU32) - { - /* Relative Header offset */ - if (unz64local_getLong64(&s->z_filefunc, s->filestream,&file_info_internal.offset_curfile) != UNZ_OK) - err=UNZ_ERRNO; - } - - if(file_info.disk_num_start == MAXU32) - { - /* Disk Start Number */ - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uL) != UNZ_OK) - err=UNZ_ERRNO; - } - - } - else - { - if (ZSEEK64(s->z_filefunc, s->filestream,dataSize,ZLIB_FILEFUNC_SEEK_CUR)!=0) - err=UNZ_ERRNO; - } - - acc += 2 + 2 + dataSize; - } - } - - if ((err==UNZ_OK) && (szComment!=NULL)) - { - uLong uSizeRead ; - if (file_info.size_file_commentz_filefunc, s->filestream,lSeek,ZLIB_FILEFUNC_SEEK_CUR)==0) - lSeek=0; - else - err=UNZ_ERRNO; - } - - if ((file_info.size_file_comment>0) && (commentBufferSize>0)) - if (ZREAD64(s->z_filefunc, s->filestream,szComment,uSizeRead)!=uSizeRead) - err=UNZ_ERRNO; - lSeek+=file_info.size_file_comment - uSizeRead; - } - else - lSeek+=file_info.size_file_comment; - - - if ((err==UNZ_OK) && (pfile_info!=NULL)) - *pfile_info=file_info; - - if ((err==UNZ_OK) && (pfile_info_internal!=NULL)) - *pfile_info_internal=file_info_internal; - - return err; -} - - - -/* - Write info about the ZipFile in the *pglobal_info structure. - No preparation of the structure is needed - return UNZ_OK if there is no problem. -*/ -extern int ZEXPORT unzGetCurrentFileInfo64 (unzFile file, - unz_file_info64 * pfile_info, - char * szFileName, uLong fileNameBufferSize, - void *extraField, uLong extraFieldBufferSize, - char* szComment, uLong commentBufferSize) -{ - return unz64local_GetCurrentFileInfoInternal(file,pfile_info,NULL, - szFileName,fileNameBufferSize, - extraField,extraFieldBufferSize, - szComment,commentBufferSize); -} - -extern int ZEXPORT unzGetCurrentFileInfo (unzFile file, - unz_file_info * pfile_info, - char * szFileName, uLong fileNameBufferSize, - void *extraField, uLong extraFieldBufferSize, - char* szComment, uLong commentBufferSize) -{ - int err; - unz_file_info64 file_info64; - err = unz64local_GetCurrentFileInfoInternal(file,&file_info64,NULL, - szFileName,fileNameBufferSize, - extraField,extraFieldBufferSize, - szComment,commentBufferSize); - if ((err==UNZ_OK) && (pfile_info != NULL)) - { - pfile_info->version = file_info64.version; - pfile_info->version_needed = file_info64.version_needed; - pfile_info->flag = file_info64.flag; - pfile_info->compression_method = file_info64.compression_method; - pfile_info->dosDate = file_info64.dosDate; - pfile_info->crc = file_info64.crc; - - pfile_info->size_filename = file_info64.size_filename; - pfile_info->size_file_extra = file_info64.size_file_extra; - pfile_info->size_file_comment = file_info64.size_file_comment; - - pfile_info->disk_num_start = file_info64.disk_num_start; - pfile_info->internal_fa = file_info64.internal_fa; - pfile_info->external_fa = file_info64.external_fa; - - pfile_info->tmu_date = file_info64.tmu_date, - - - pfile_info->compressed_size = (uLong)file_info64.compressed_size; - pfile_info->uncompressed_size = (uLong)file_info64.uncompressed_size; - - } - return err; -} -/* - Set the current file of the zipfile to the first file. - return UNZ_OK if there is no problem -*/ -extern int ZEXPORT unzGoToFirstFile (unzFile file) -{ - int err=UNZ_OK; - unz64_s* s; - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - s->pos_in_central_dir=s->offset_central_dir; - s->num_file=0; - err=unz64local_GetCurrentFileInfoInternal(file,&s->cur_file_info, - &s->cur_file_info_internal, - NULL,0,NULL,0,NULL,0); - s->current_file_ok = (err == UNZ_OK); - return err; -} - -/* - Set the current file of the zipfile to the next file. - return UNZ_OK if there is no problem - return UNZ_END_OF_LIST_OF_FILE if the actual file was the latest. -*/ -extern int ZEXPORT unzGoToNextFile (unzFile file) -{ - unz64_s* s; - int err; - - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - if (!s->current_file_ok) - return UNZ_END_OF_LIST_OF_FILE; - if (s->gi.number_entry != 0xffff) /* 2^16 files overflow hack */ - if (s->num_file+1==s->gi.number_entry) - return UNZ_END_OF_LIST_OF_FILE; - - s->pos_in_central_dir += SIZECENTRALDIRITEM + s->cur_file_info.size_filename + - s->cur_file_info.size_file_extra + s->cur_file_info.size_file_comment ; - s->num_file++; - err = unz64local_GetCurrentFileInfoInternal(file,&s->cur_file_info, - &s->cur_file_info_internal, - NULL,0,NULL,0,NULL,0); - s->current_file_ok = (err == UNZ_OK); - return err; -} - - -/* - Try locate the file szFileName in the zipfile. - For the iCaseSensitivity signification, see unzStringFileNameCompare - - return value : - UNZ_OK if the file is found. It becomes the current file. - UNZ_END_OF_LIST_OF_FILE if the file is not found -*/ -extern int ZEXPORT unzLocateFile (unzFile file, const char *szFileName, int iCaseSensitivity) -{ - unz64_s* s; - int err; - - /* We remember the 'current' position in the file so that we can jump - * back there if we fail. - */ - unz_file_info64 cur_file_infoSaved; - unz_file_info64_internal cur_file_info_internalSaved; - ZPOS64_T num_fileSaved; - ZPOS64_T pos_in_central_dirSaved; - - - if (file==NULL) - return UNZ_PARAMERROR; - - if (strlen(szFileName)>=UNZ_MAXFILENAMEINZIP) - return UNZ_PARAMERROR; - - s=(unz64_s*)file; - if (!s->current_file_ok) - return UNZ_END_OF_LIST_OF_FILE; - - /* Save the current state */ - num_fileSaved = s->num_file; - pos_in_central_dirSaved = s->pos_in_central_dir; - cur_file_infoSaved = s->cur_file_info; - cur_file_info_internalSaved = s->cur_file_info_internal; - - err = unzGoToFirstFile(file); - - while (err == UNZ_OK) - { - char szCurrentFileName[UNZ_MAXFILENAMEINZIP+1]; - err = unzGetCurrentFileInfo64(file,NULL, - szCurrentFileName,sizeof(szCurrentFileName)-1, - NULL,0,NULL,0); - if (err == UNZ_OK) - { - if (unzStringFileNameCompare(szCurrentFileName, - szFileName,iCaseSensitivity)==0) - return UNZ_OK; - err = unzGoToNextFile(file); - } - } - - /* We failed, so restore the state of the 'current file' to where we - * were. - */ - s->num_file = num_fileSaved ; - s->pos_in_central_dir = pos_in_central_dirSaved ; - s->cur_file_info = cur_file_infoSaved; - s->cur_file_info_internal = cur_file_info_internalSaved; - return err; -} - - -/* -/////////////////////////////////////////// -// Contributed by Ryan Haksi (mailto://cryogen@infoserve.net) -// I need random access -// -// Further optimization could be realized by adding an ability -// to cache the directory in memory. The goal being a single -// comprehensive file read to put the file I need in a memory. -*/ - -/* -typedef struct unz_file_pos_s -{ - ZPOS64_T pos_in_zip_directory; // offset in file - ZPOS64_T num_of_file; // # of file -} unz_file_pos; -*/ - -extern int ZEXPORT unzGetFilePos64(unzFile file, unz64_file_pos* file_pos) -{ - unz64_s* s; - - if (file==NULL || file_pos==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - if (!s->current_file_ok) - return UNZ_END_OF_LIST_OF_FILE; - - file_pos->pos_in_zip_directory = s->pos_in_central_dir; - file_pos->num_of_file = s->num_file; - - return UNZ_OK; -} - -extern int ZEXPORT unzGetFilePos( - unzFile file, - unz_file_pos* file_pos) -{ - unz64_file_pos file_pos64; - int err = unzGetFilePos64(file,&file_pos64); - if (err==UNZ_OK) - { - file_pos->pos_in_zip_directory = (uLong)file_pos64.pos_in_zip_directory; - file_pos->num_of_file = (uLong)file_pos64.num_of_file; - } - return err; -} - -extern int ZEXPORT unzGoToFilePos64(unzFile file, const unz64_file_pos* file_pos) -{ - unz64_s* s; - int err; - - if (file==NULL || file_pos==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - - /* jump to the right spot */ - s->pos_in_central_dir = file_pos->pos_in_zip_directory; - s->num_file = file_pos->num_of_file; - - /* set the current file */ - err = unz64local_GetCurrentFileInfoInternal(file,&s->cur_file_info, - &s->cur_file_info_internal, - NULL,0,NULL,0,NULL,0); - /* return results */ - s->current_file_ok = (err == UNZ_OK); - return err; -} - -extern int ZEXPORT unzGoToFilePos( - unzFile file, - unz_file_pos* file_pos) -{ - unz64_file_pos file_pos64; - if (file_pos == NULL) - return UNZ_PARAMERROR; - - file_pos64.pos_in_zip_directory = file_pos->pos_in_zip_directory; - file_pos64.num_of_file = file_pos->num_of_file; - return unzGoToFilePos64(file,&file_pos64); -} - -/* -// Unzip Helper Functions - should be here? -/////////////////////////////////////////// -*/ - -/* - Read the local header of the current zipfile - Check the coherency of the local header and info in the end of central - directory about this file - store in *piSizeVar the size of extra info in local header - (filename and size of extra field data) -*/ -local int unz64local_CheckCurrentFileCoherencyHeader (unz64_s* s, uInt* piSizeVar, - ZPOS64_T * poffset_local_extrafield, - uInt * psize_local_extrafield) -{ - uLong uMagic,uData,uFlags; - uLong size_filename; - uLong size_extra_field; - int err=UNZ_OK; - - *piSizeVar = 0; - *poffset_local_extrafield = 0; - *psize_local_extrafield = 0; - - if (ZSEEK64(s->z_filefunc, s->filestream,s->cur_file_info_internal.offset_curfile + - s->byte_before_the_zipfile,ZLIB_FILEFUNC_SEEK_SET)!=0) - return UNZ_ERRNO; - - - if (err==UNZ_OK) - { - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uMagic) != UNZ_OK) - err=UNZ_ERRNO; - else if (uMagic!=0x04034b50) - err=UNZ_BADZIPFILE; - } - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&uData) != UNZ_OK) - err=UNZ_ERRNO; -/* - else if ((err==UNZ_OK) && (uData!=s->cur_file_info.wVersion)) - err=UNZ_BADZIPFILE; -*/ - if (unz64local_getShort(&s->z_filefunc, s->filestream,&uFlags) != UNZ_OK) - err=UNZ_ERRNO; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&uData) != UNZ_OK) - err=UNZ_ERRNO; - else if ((err==UNZ_OK) && (uData!=s->cur_file_info.compression_method)) - err=UNZ_BADZIPFILE; - - if ((err==UNZ_OK) && (s->cur_file_info.compression_method!=0) && -/* #ifdef HAVE_BZIP2 */ - (s->cur_file_info.compression_method!=Z_BZIP2ED) && -/* #endif */ - (s->cur_file_info.compression_method!=Z_DEFLATED)) - err=UNZ_BADZIPFILE; - - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uData) != UNZ_OK) /* date/time */ - err=UNZ_ERRNO; - - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uData) != UNZ_OK) /* crc */ - err=UNZ_ERRNO; - else if ((err==UNZ_OK) && (uData!=s->cur_file_info.crc) && ((uFlags & 8)==0)) - err=UNZ_BADZIPFILE; - - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uData) != UNZ_OK) /* size compr */ - err=UNZ_ERRNO; - else if (uData != 0xFFFFFFFF && (err==UNZ_OK) && (uData!=s->cur_file_info.compressed_size) && ((uFlags & 8)==0)) - err=UNZ_BADZIPFILE; - - if (unz64local_getLong(&s->z_filefunc, s->filestream,&uData) != UNZ_OK) /* size uncompr */ - err=UNZ_ERRNO; - else if (uData != 0xFFFFFFFF && (err==UNZ_OK) && (uData!=s->cur_file_info.uncompressed_size) && ((uFlags & 8)==0)) - err=UNZ_BADZIPFILE; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&size_filename) != UNZ_OK) - err=UNZ_ERRNO; - else if ((err==UNZ_OK) && (size_filename!=s->cur_file_info.size_filename)) - err=UNZ_BADZIPFILE; - - *piSizeVar += (uInt)size_filename; - - if (unz64local_getShort(&s->z_filefunc, s->filestream,&size_extra_field) != UNZ_OK) - err=UNZ_ERRNO; - *poffset_local_extrafield= s->cur_file_info_internal.offset_curfile + - SIZEZIPLOCALHEADER + size_filename; - *psize_local_extrafield = (uInt)size_extra_field; - - *piSizeVar += (uInt)size_extra_field; - - return err; -} - -/* - Open for reading data the current file in the zipfile. - If there is no error and the file is opened, the return value is UNZ_OK. -*/ -extern int ZEXPORT unzOpenCurrentFile3 (unzFile file, int* method, - int* level, int raw, const char* password) -{ - int err=UNZ_OK; - uInt iSizeVar; - unz64_s* s; - file_in_zip64_read_info_s* pfile_in_zip_read_info; - ZPOS64_T offset_local_extrafield; /* offset of the local extra field */ - uInt size_local_extrafield; /* size of the local extra field */ -# ifndef NOUNCRYPT - char source[12]; -# else - if (password != NULL) - return UNZ_PARAMERROR; -# endif - - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - if (!s->current_file_ok) - return UNZ_PARAMERROR; - - if (s->pfile_in_zip_read != NULL) - unzCloseCurrentFile(file); - - if (unz64local_CheckCurrentFileCoherencyHeader(s,&iSizeVar, &offset_local_extrafield,&size_local_extrafield)!=UNZ_OK) - return UNZ_BADZIPFILE; - - pfile_in_zip_read_info = (file_in_zip64_read_info_s*)ALLOC(sizeof(file_in_zip64_read_info_s)); - if (pfile_in_zip_read_info==NULL) - return UNZ_INTERNALERROR; - - pfile_in_zip_read_info->read_buffer=(char*)ALLOC(UNZ_BUFSIZE); - pfile_in_zip_read_info->offset_local_extrafield = offset_local_extrafield; - pfile_in_zip_read_info->size_local_extrafield = size_local_extrafield; - pfile_in_zip_read_info->pos_local_extrafield=0; - pfile_in_zip_read_info->raw=raw; - - if (pfile_in_zip_read_info->read_buffer==NULL) - { - TRYFREE(pfile_in_zip_read_info); - return UNZ_INTERNALERROR; - } - - pfile_in_zip_read_info->stream_initialised=0; - - if (method!=NULL) - *method = (int)s->cur_file_info.compression_method; - - if (level!=NULL) - { - *level = 6; - switch (s->cur_file_info.flag & 0x06) - { - case 6 : *level = 1; break; - case 4 : *level = 2; break; - case 2 : *level = 9; break; - } - } - - if ((s->cur_file_info.compression_method!=0) && -/* #ifdef HAVE_BZIP2 */ - (s->cur_file_info.compression_method!=Z_BZIP2ED) && -/* #endif */ - (s->cur_file_info.compression_method!=Z_DEFLATED)) - - err=UNZ_BADZIPFILE; - - pfile_in_zip_read_info->crc32_wait=s->cur_file_info.crc; - pfile_in_zip_read_info->crc32=0; - pfile_in_zip_read_info->total_out_64=0; - pfile_in_zip_read_info->compression_method = s->cur_file_info.compression_method; - pfile_in_zip_read_info->filestream=s->filestream; - pfile_in_zip_read_info->z_filefunc=s->z_filefunc; - pfile_in_zip_read_info->byte_before_the_zipfile=s->byte_before_the_zipfile; - - pfile_in_zip_read_info->stream.total_out = 0; - - if ((s->cur_file_info.compression_method==Z_BZIP2ED) && (!raw)) - { -#ifdef HAVE_BZIP2 - pfile_in_zip_read_info->bstream.bzalloc = (void *(*) (void *, int, int))0; - pfile_in_zip_read_info->bstream.bzfree = (free_func)0; - pfile_in_zip_read_info->bstream.opaque = (voidpf)0; - pfile_in_zip_read_info->bstream.state = (voidpf)0; - - pfile_in_zip_read_info->stream.zalloc = (alloc_func)0; - pfile_in_zip_read_info->stream.zfree = (free_func)0; - pfile_in_zip_read_info->stream.opaque = (voidpf)0; - pfile_in_zip_read_info->stream.next_in = (voidpf)0; - pfile_in_zip_read_info->stream.avail_in = 0; - - err=BZ2_bzDecompressInit(&pfile_in_zip_read_info->bstream, 0, 0); - if (err == Z_OK) - pfile_in_zip_read_info->stream_initialised=Z_BZIP2ED; - else - { - TRYFREE(pfile_in_zip_read_info); - return err; - } -#else - pfile_in_zip_read_info->raw=1; -#endif - } - else if ((s->cur_file_info.compression_method==Z_DEFLATED) && (!raw)) - { - pfile_in_zip_read_info->stream.zalloc = (alloc_func)0; - pfile_in_zip_read_info->stream.zfree = (free_func)0; - pfile_in_zip_read_info->stream.opaque = (voidpf)0; - pfile_in_zip_read_info->stream.next_in = 0; - pfile_in_zip_read_info->stream.avail_in = 0; - - err=inflateInit2(&pfile_in_zip_read_info->stream, -MAX_WBITS); - if (err == Z_OK) - pfile_in_zip_read_info->stream_initialised=Z_DEFLATED; - else - { - TRYFREE(pfile_in_zip_read_info); - return err; - } - /* windowBits is passed < 0 to tell that there is no zlib header. - * Note that in this case inflate *requires* an extra "dummy" byte - * after the compressed stream in order to complete decompression and - * return Z_STREAM_END. - * In unzip, i don't wait absolutely Z_STREAM_END because I known the - * size of both compressed and uncompressed data - */ - } - pfile_in_zip_read_info->rest_read_compressed = - s->cur_file_info.compressed_size ; - pfile_in_zip_read_info->rest_read_uncompressed = - s->cur_file_info.uncompressed_size ; - - - pfile_in_zip_read_info->pos_in_zipfile = - s->cur_file_info_internal.offset_curfile + SIZEZIPLOCALHEADER + - iSizeVar; - - pfile_in_zip_read_info->stream.avail_in = (uInt)0; - - s->pfile_in_zip_read = pfile_in_zip_read_info; - s->encrypted = 0; - -# ifndef NOUNCRYPT - if (password != NULL) - { - int i; - s->pcrc_32_tab = get_crc_table(); - init_keys(password,s->keys,s->pcrc_32_tab); - if (ZSEEK64(s->z_filefunc, s->filestream, - s->pfile_in_zip_read->pos_in_zipfile + - s->pfile_in_zip_read->byte_before_the_zipfile, - SEEK_SET)!=0) - return UNZ_INTERNALERROR; - if(ZREAD64(s->z_filefunc, s->filestream,source, 12)<12) - return UNZ_INTERNALERROR; - - for (i = 0; i<12; i++) - zdecode(s->keys,s->pcrc_32_tab,source[i]); - - s->pfile_in_zip_read->pos_in_zipfile+=12; - s->encrypted=1; - } -# endif - - - return UNZ_OK; -} - -extern int ZEXPORT unzOpenCurrentFile (unzFile file) -{ - return unzOpenCurrentFile3(file, NULL, NULL, 0, NULL); -} - -extern int ZEXPORT unzOpenCurrentFilePassword (unzFile file, const char* password) -{ - return unzOpenCurrentFile3(file, NULL, NULL, 0, password); -} - -extern int ZEXPORT unzOpenCurrentFile2 (unzFile file, int* method, int* level, int raw) -{ - return unzOpenCurrentFile3(file, method, level, raw, NULL); -} - -/** Addition for GDAL : START */ - -extern ZPOS64_T ZEXPORT unzGetCurrentFileZStreamPos64( unzFile file) -{ - unz64_s* s; - file_in_zip64_read_info_s* pfile_in_zip_read_info; - s=(unz64_s*)file; - if (file==NULL) - return 0; //UNZ_PARAMERROR; - pfile_in_zip_read_info=s->pfile_in_zip_read; - if (pfile_in_zip_read_info==NULL) - return 0; //UNZ_PARAMERROR; - return pfile_in_zip_read_info->pos_in_zipfile + - pfile_in_zip_read_info->byte_before_the_zipfile; -} - -/** Addition for GDAL : END */ - -/* - Read bytes from the current file. - buf contain buffer where data must be copied - len the size of buf. - - return the number of byte copied if somes bytes are copied - return 0 if the end of file was reached - return <0 with error code if there is an error - (UNZ_ERRNO for IO error, or zLib error for uncompress error) -*/ -extern int ZEXPORT unzReadCurrentFile (unzFile file, voidp buf, unsigned len) -{ - int err=UNZ_OK; - uInt iRead = 0; - unz64_s* s; - file_in_zip64_read_info_s* pfile_in_zip_read_info; - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - pfile_in_zip_read_info=s->pfile_in_zip_read; - - if (pfile_in_zip_read_info==NULL) - return UNZ_PARAMERROR; - - - if (pfile_in_zip_read_info->read_buffer == NULL) - return UNZ_END_OF_LIST_OF_FILE; - if (len==0) - return 0; - - pfile_in_zip_read_info->stream.next_out = (Bytef*)buf; - - pfile_in_zip_read_info->stream.avail_out = (uInt)len; - - if ((len>pfile_in_zip_read_info->rest_read_uncompressed) && - (!(pfile_in_zip_read_info->raw))) - pfile_in_zip_read_info->stream.avail_out = - (uInt)pfile_in_zip_read_info->rest_read_uncompressed; - - if ((len>pfile_in_zip_read_info->rest_read_compressed+ - pfile_in_zip_read_info->stream.avail_in) && - (pfile_in_zip_read_info->raw)) - pfile_in_zip_read_info->stream.avail_out = - (uInt)pfile_in_zip_read_info->rest_read_compressed+ - pfile_in_zip_read_info->stream.avail_in; - - while (pfile_in_zip_read_info->stream.avail_out>0) - { - if ((pfile_in_zip_read_info->stream.avail_in==0) && - (pfile_in_zip_read_info->rest_read_compressed>0)) - { - uInt uReadThis = UNZ_BUFSIZE; - if (pfile_in_zip_read_info->rest_read_compressedrest_read_compressed; - if (uReadThis == 0) - return UNZ_EOF; - if (ZSEEK64(pfile_in_zip_read_info->z_filefunc, - pfile_in_zip_read_info->filestream, - pfile_in_zip_read_info->pos_in_zipfile + - pfile_in_zip_read_info->byte_before_the_zipfile, - ZLIB_FILEFUNC_SEEK_SET)!=0) - return UNZ_ERRNO; - if (ZREAD64(pfile_in_zip_read_info->z_filefunc, - pfile_in_zip_read_info->filestream, - pfile_in_zip_read_info->read_buffer, - uReadThis)!=uReadThis) - return UNZ_ERRNO; - - -# ifndef NOUNCRYPT - if(s->encrypted) - { - uInt i; - for(i=0;iread_buffer[i] = - zdecode(s->keys,s->pcrc_32_tab, - pfile_in_zip_read_info->read_buffer[i]); - } -# endif - - - pfile_in_zip_read_info->pos_in_zipfile += uReadThis; - - pfile_in_zip_read_info->rest_read_compressed-=uReadThis; - - pfile_in_zip_read_info->stream.next_in = - (Bytef*)pfile_in_zip_read_info->read_buffer; - pfile_in_zip_read_info->stream.avail_in = (uInt)uReadThis; - } - - if ((pfile_in_zip_read_info->compression_method==0) || (pfile_in_zip_read_info->raw)) - { - uInt uDoCopy,i ; - - if ((pfile_in_zip_read_info->stream.avail_in == 0) && - (pfile_in_zip_read_info->rest_read_compressed == 0)) - return (iRead==0) ? UNZ_EOF : iRead; - - if (pfile_in_zip_read_info->stream.avail_out < - pfile_in_zip_read_info->stream.avail_in) - uDoCopy = pfile_in_zip_read_info->stream.avail_out ; - else - uDoCopy = pfile_in_zip_read_info->stream.avail_in ; - - for (i=0;istream.next_out+i) = - *(pfile_in_zip_read_info->stream.next_in+i); - - pfile_in_zip_read_info->total_out_64 = pfile_in_zip_read_info->total_out_64 + uDoCopy; - - pfile_in_zip_read_info->crc32 = crc32(pfile_in_zip_read_info->crc32, - pfile_in_zip_read_info->stream.next_out, - uDoCopy); - pfile_in_zip_read_info->rest_read_uncompressed-=uDoCopy; - pfile_in_zip_read_info->stream.avail_in -= uDoCopy; - pfile_in_zip_read_info->stream.avail_out -= uDoCopy; - pfile_in_zip_read_info->stream.next_out += uDoCopy; - pfile_in_zip_read_info->stream.next_in += uDoCopy; - pfile_in_zip_read_info->stream.total_out += uDoCopy; - iRead += uDoCopy; - } - else if (pfile_in_zip_read_info->compression_method==Z_BZIP2ED) - { -#ifdef HAVE_BZIP2 - uLong uTotalOutBefore,uTotalOutAfter; - const Bytef *bufBefore; - uLong uOutThis; - - pfile_in_zip_read_info->bstream.next_in = (char*)pfile_in_zip_read_info->stream.next_in; - pfile_in_zip_read_info->bstream.avail_in = pfile_in_zip_read_info->stream.avail_in; - pfile_in_zip_read_info->bstream.total_in_lo32 = pfile_in_zip_read_info->stream.total_in; - pfile_in_zip_read_info->bstream.total_in_hi32 = 0; - pfile_in_zip_read_info->bstream.next_out = (char*)pfile_in_zip_read_info->stream.next_out; - pfile_in_zip_read_info->bstream.avail_out = pfile_in_zip_read_info->stream.avail_out; - pfile_in_zip_read_info->bstream.total_out_lo32 = pfile_in_zip_read_info->stream.total_out; - pfile_in_zip_read_info->bstream.total_out_hi32 = 0; - - uTotalOutBefore = pfile_in_zip_read_info->bstream.total_out_lo32; - bufBefore = (const Bytef *)pfile_in_zip_read_info->bstream.next_out; - - err=BZ2_bzDecompress(&pfile_in_zip_read_info->bstream); - - uTotalOutAfter = pfile_in_zip_read_info->bstream.total_out_lo32; - uOutThis = uTotalOutAfter-uTotalOutBefore; - - pfile_in_zip_read_info->total_out_64 = pfile_in_zip_read_info->total_out_64 + uOutThis; - - pfile_in_zip_read_info->crc32 = crc32(pfile_in_zip_read_info->crc32,bufBefore, (uInt)(uOutThis)); - pfile_in_zip_read_info->rest_read_uncompressed -= uOutThis; - iRead += (uInt)(uTotalOutAfter - uTotalOutBefore); - - pfile_in_zip_read_info->stream.next_in = (Bytef*)pfile_in_zip_read_info->bstream.next_in; - pfile_in_zip_read_info->stream.avail_in = pfile_in_zip_read_info->bstream.avail_in; - pfile_in_zip_read_info->stream.total_in = pfile_in_zip_read_info->bstream.total_in_lo32; - pfile_in_zip_read_info->stream.next_out = (Bytef*)pfile_in_zip_read_info->bstream.next_out; - pfile_in_zip_read_info->stream.avail_out = pfile_in_zip_read_info->bstream.avail_out; - pfile_in_zip_read_info->stream.total_out = pfile_in_zip_read_info->bstream.total_out_lo32; - - if (err==BZ_STREAM_END) - return (iRead==0) ? UNZ_EOF : iRead; - if (err!=BZ_OK) - break; -#endif - } // end Z_BZIP2ED - else - { - ZPOS64_T uTotalOutBefore,uTotalOutAfter; - const Bytef *bufBefore; - ZPOS64_T uOutThis; - int flush=Z_SYNC_FLUSH; - - uTotalOutBefore = pfile_in_zip_read_info->stream.total_out; - bufBefore = pfile_in_zip_read_info->stream.next_out; - - /* - if ((pfile_in_zip_read_info->rest_read_uncompressed == - pfile_in_zip_read_info->stream.avail_out) && - (pfile_in_zip_read_info->rest_read_compressed == 0)) - flush = Z_FINISH; - */ - err=inflate(&pfile_in_zip_read_info->stream,flush); - - if ((err>=0) && (pfile_in_zip_read_info->stream.msg!=NULL)) - err = Z_DATA_ERROR; - - uTotalOutAfter = pfile_in_zip_read_info->stream.total_out; - uOutThis = uTotalOutAfter-uTotalOutBefore; - - pfile_in_zip_read_info->total_out_64 = pfile_in_zip_read_info->total_out_64 + uOutThis; - - pfile_in_zip_read_info->crc32 = - crc32(pfile_in_zip_read_info->crc32,bufBefore, - (uInt)(uOutThis)); - - pfile_in_zip_read_info->rest_read_uncompressed -= - uOutThis; - - iRead += (uInt)(uTotalOutAfter - uTotalOutBefore); - - if (err==Z_STREAM_END) - return (iRead==0) ? UNZ_EOF : iRead; - if (err!=Z_OK) - break; - } - } - - if (err==Z_OK) - return iRead; - return err; -} - - -/* - Give the current position in uncompressed data -*/ -extern z_off_t ZEXPORT unztell (unzFile file) -{ - unz64_s* s; - file_in_zip64_read_info_s* pfile_in_zip_read_info; - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - pfile_in_zip_read_info=s->pfile_in_zip_read; - - if (pfile_in_zip_read_info==NULL) - return UNZ_PARAMERROR; - - return (z_off_t)pfile_in_zip_read_info->stream.total_out; -} - -extern ZPOS64_T ZEXPORT unztell64 (unzFile file) -{ - - unz64_s* s; - file_in_zip64_read_info_s* pfile_in_zip_read_info; - if (file==NULL) - return (ZPOS64_T)-1; - s=(unz64_s*)file; - pfile_in_zip_read_info=s->pfile_in_zip_read; - - if (pfile_in_zip_read_info==NULL) - return (ZPOS64_T)-1; - - return pfile_in_zip_read_info->total_out_64; -} - - -/* - return 1 if the end of file was reached, 0 elsewhere -*/ -extern int ZEXPORT unzeof (unzFile file) -{ - unz64_s* s; - file_in_zip64_read_info_s* pfile_in_zip_read_info; - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - pfile_in_zip_read_info=s->pfile_in_zip_read; - - if (pfile_in_zip_read_info==NULL) - return UNZ_PARAMERROR; - - if (pfile_in_zip_read_info->rest_read_uncompressed == 0) - return 1; - else - return 0; -} - - - -/* -Read extra field from the current file (opened by unzOpenCurrentFile) -This is the local-header version of the extra field (sometimes, there is -more info in the local-header version than in the central-header) - - if buf==NULL, it return the size of the local extra field that can be read - - if buf!=NULL, len is the size of the buffer, the extra header is copied in - buf. - the return value is the number of bytes copied in buf, or (if <0) - the error code -*/ -extern int ZEXPORT unzGetLocalExtrafield (unzFile file, voidp buf, unsigned len) -{ - unz64_s* s; - file_in_zip64_read_info_s* pfile_in_zip_read_info; - uInt read_now; - ZPOS64_T size_to_read; - - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - pfile_in_zip_read_info=s->pfile_in_zip_read; - - if (pfile_in_zip_read_info==NULL) - return UNZ_PARAMERROR; - - size_to_read = (pfile_in_zip_read_info->size_local_extrafield - - pfile_in_zip_read_info->pos_local_extrafield); - - if (buf==NULL) - return (int)size_to_read; - - if (len>size_to_read) - read_now = (uInt)size_to_read; - else - read_now = (uInt)len ; - - if (read_now==0) - return 0; - - if (ZSEEK64(pfile_in_zip_read_info->z_filefunc, - pfile_in_zip_read_info->filestream, - pfile_in_zip_read_info->offset_local_extrafield + - pfile_in_zip_read_info->pos_local_extrafield, - ZLIB_FILEFUNC_SEEK_SET)!=0) - return UNZ_ERRNO; - - if (ZREAD64(pfile_in_zip_read_info->z_filefunc, - pfile_in_zip_read_info->filestream, - buf,read_now)!=read_now) - return UNZ_ERRNO; - - return (int)read_now; -} - -/* - Close the file in zip opened with unzOpenCurrentFile - Return UNZ_CRCERROR if all the file was read but the CRC is not good -*/ -extern int ZEXPORT unzCloseCurrentFile (unzFile file) -{ - int err=UNZ_OK; - - unz64_s* s; - file_in_zip64_read_info_s* pfile_in_zip_read_info; - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - pfile_in_zip_read_info=s->pfile_in_zip_read; - - if (pfile_in_zip_read_info==NULL) - return UNZ_PARAMERROR; - - - if ((pfile_in_zip_read_info->rest_read_uncompressed == 0) && - (!pfile_in_zip_read_info->raw)) - { - if (pfile_in_zip_read_info->crc32 != pfile_in_zip_read_info->crc32_wait) - err=UNZ_CRCERROR; - } - - - TRYFREE(pfile_in_zip_read_info->read_buffer); - pfile_in_zip_read_info->read_buffer = NULL; - if (pfile_in_zip_read_info->stream_initialised == Z_DEFLATED) - inflateEnd(&pfile_in_zip_read_info->stream); -#ifdef HAVE_BZIP2 - else if (pfile_in_zip_read_info->stream_initialised == Z_BZIP2ED) - BZ2_bzDecompressEnd(&pfile_in_zip_read_info->bstream); -#endif - - - pfile_in_zip_read_info->stream_initialised = 0; - TRYFREE(pfile_in_zip_read_info); - - s->pfile_in_zip_read=NULL; - - return err; -} - - -/* - Get the global comment string of the ZipFile, in the szComment buffer. - uSizeBuf is the size of the szComment buffer. - return the number of byte copied or an error code <0 -*/ -extern int ZEXPORT unzGetGlobalComment (unzFile file, char * szComment, uLong uSizeBuf) -{ - unz64_s* s; - uLong uReadThis ; - if (file==NULL) - return (int)UNZ_PARAMERROR; - s=(unz64_s*)file; - - uReadThis = uSizeBuf; - if (uReadThis>s->gi.size_comment) - uReadThis = s->gi.size_comment; - - if (ZSEEK64(s->z_filefunc,s->filestream,s->central_pos+22,ZLIB_FILEFUNC_SEEK_SET)!=0) - return UNZ_ERRNO; - - if (uReadThis>0) - { - *szComment='\0'; - if (ZREAD64(s->z_filefunc,s->filestream,szComment,uReadThis)!=uReadThis) - return UNZ_ERRNO; - } - - if ((szComment != NULL) && (uSizeBuf > s->gi.size_comment)) - *(szComment+s->gi.size_comment)='\0'; - return (int)uReadThis; -} - -/* Additions by RX '2004 */ -extern ZPOS64_T ZEXPORT unzGetOffset64(unzFile file) -{ - unz64_s* s; - - if (file==NULL) - return 0; //UNZ_PARAMERROR; - s=(unz64_s*)file; - if (!s->current_file_ok) - return 0; - if (s->gi.number_entry != 0 && s->gi.number_entry != 0xffff) - if (s->num_file==s->gi.number_entry) - return 0; - return s->pos_in_central_dir; -} - -extern uLong ZEXPORT unzGetOffset (unzFile file) -{ - ZPOS64_T offset64; - - if (file==NULL) - return 0; //UNZ_PARAMERROR; - offset64 = unzGetOffset64(file); - return (uLong)offset64; -} - -extern int ZEXPORT unzSetOffset64(unzFile file, ZPOS64_T pos) -{ - unz64_s* s; - int err; - - if (file==NULL) - return UNZ_PARAMERROR; - s=(unz64_s*)file; - - s->pos_in_central_dir = pos; - s->num_file = s->gi.number_entry; /* hack */ - err = unz64local_GetCurrentFileInfoInternal(file,&s->cur_file_info, - &s->cur_file_info_internal, - NULL,0,NULL,0,NULL,0); - s->current_file_ok = (err == UNZ_OK); - return err; -} - -extern int ZEXPORT unzSetOffset (unzFile file, uLong pos) -{ - return unzSetOffset64(file,pos); -} diff --git a/backend/epub/minizip/unzip.h b/backend/epub/minizip/unzip.h deleted file mode 100644 index 2104e391..00000000 --- a/backend/epub/minizip/unzip.h +++ /dev/null @@ -1,437 +0,0 @@ -/* unzip.h -- IO for uncompress .zip files using zlib - Version 1.1, February 14h, 2010 - part of the MiniZip project - ( http://www.winimage.com/zLibDll/minizip.html ) - - Copyright (C) 1998-2010 Gilles Vollant (minizip) ( http://www.winimage.com/zLibDll/minizip.html ) - - Modifications of Unzip for Zip64 - Copyright (C) 2007-2008 Even Rouault - - Modifications for Zip64 support on both zip and unzip - Copyright (C) 2009-2010 Mathias Svensson ( http://result42.com ) - - For more info read MiniZip_info.txt - - --------------------------------------------------------------------------------- - - Condition of use and distribution are the same than zlib : - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - 3. This notice may not be removed or altered from any source distribution. - - --------------------------------------------------------------------------------- - - Changes - - See header of unzip64.c - -*/ - -#ifndef _unz64_H -#define _unz64_H - -#ifdef __cplusplus -extern "C" { -#endif - -#ifndef _ZLIB_H -#include "zlib.h" -#endif - -#ifndef _ZLIBIOAPI_H -#include "ioapi.h" -#endif - -#ifdef HAVE_BZIP2 -#include "bzlib.h" -#endif - -#define Z_BZIP2ED 12 - -#if defined(STRICTUNZIP) || defined(STRICTZIPUNZIP) -/* like the STRICT of WIN32, we define a pointer that cannot be converted - from (void*) without cast */ -typedef struct TagunzFile__ { int unused; } unzFile__; -typedef unzFile__ *unzFile; -#else -typedef voidp unzFile; -#endif - - -#define UNZ_OK (0) -#define UNZ_END_OF_LIST_OF_FILE (-100) -#define UNZ_ERRNO (Z_ERRNO) -#define UNZ_EOF (0) -#define UNZ_PARAMERROR (-102) -#define UNZ_BADZIPFILE (-103) -#define UNZ_INTERNALERROR (-104) -#define UNZ_CRCERROR (-105) - -/* tm_unz contain date/time info */ -typedef struct tm_unz_s -{ - uInt tm_sec; /* seconds after the minute - [0,59] */ - uInt tm_min; /* minutes after the hour - [0,59] */ - uInt tm_hour; /* hours since midnight - [0,23] */ - uInt tm_mday; /* day of the month - [1,31] */ - uInt tm_mon; /* months since January - [0,11] */ - uInt tm_year; /* years - [1980..2044] */ -} tm_unz; - -/* unz_global_info structure contain global data about the ZIPfile - These data comes from the end of central dir */ -typedef struct unz_global_info64_s -{ - ZPOS64_T number_entry; /* total number of entries in - the central dir on this disk */ - uLong size_comment; /* size of the global comment of the zipfile */ -} unz_global_info64; - -typedef struct unz_global_info_s -{ - uLong number_entry; /* total number of entries in - the central dir on this disk */ - uLong size_comment; /* size of the global comment of the zipfile */ -} unz_global_info; - -/* unz_file_info contain information about a file in the zipfile */ -typedef struct unz_file_info64_s -{ - uLong version; /* version made by 2 bytes */ - uLong version_needed; /* version needed to extract 2 bytes */ - uLong flag; /* general purpose bit flag 2 bytes */ - uLong compression_method; /* compression method 2 bytes */ - uLong dosDate; /* last mod file date in Dos fmt 4 bytes */ - uLong crc; /* crc-32 4 bytes */ - ZPOS64_T compressed_size; /* compressed size 8 bytes */ - ZPOS64_T uncompressed_size; /* uncompressed size 8 bytes */ - uLong size_filename; /* filename length 2 bytes */ - uLong size_file_extra; /* extra field length 2 bytes */ - uLong size_file_comment; /* file comment length 2 bytes */ - - uLong disk_num_start; /* disk number start 2 bytes */ - uLong internal_fa; /* internal file attributes 2 bytes */ - uLong external_fa; /* external file attributes 4 bytes */ - - tm_unz tmu_date; -} unz_file_info64; - -typedef struct unz_file_info_s -{ - uLong version; /* version made by 2 bytes */ - uLong version_needed; /* version needed to extract 2 bytes */ - uLong flag; /* general purpose bit flag 2 bytes */ - uLong compression_method; /* compression method 2 bytes */ - uLong dosDate; /* last mod file date in Dos fmt 4 bytes */ - uLong crc; /* crc-32 4 bytes */ - uLong compressed_size; /* compressed size 4 bytes */ - uLong uncompressed_size; /* uncompressed size 4 bytes */ - uLong size_filename; /* filename length 2 bytes */ - uLong size_file_extra; /* extra field length 2 bytes */ - uLong size_file_comment; /* file comment length 2 bytes */ - - uLong disk_num_start; /* disk number start 2 bytes */ - uLong internal_fa; /* internal file attributes 2 bytes */ - uLong external_fa; /* external file attributes 4 bytes */ - - tm_unz tmu_date; -} unz_file_info; - -extern int ZEXPORT unzStringFileNameCompare OF ((const char* fileName1, - const char* fileName2, - int iCaseSensitivity)); -/* - Compare two filename (fileName1,fileName2). - If iCaseSenisivity = 1, comparision is case sensitivity (like strcmp) - If iCaseSenisivity = 2, comparision is not case sensitivity (like strcmpi - or strcasecmp) - If iCaseSenisivity = 0, case sensitivity is defaut of your operating system - (like 1 on Unix, 2 on Windows) -*/ - - -extern unzFile ZEXPORT unzOpen OF((const char *path)); -extern unzFile ZEXPORT unzOpen64 OF((const void *path)); -/* - Open a Zip file. path contain the full pathname (by example, - on a Windows XP computer "c:\\zlib\\zlib113.zip" or on an Unix computer - "zlib/zlib113.zip". - If the zipfile cannot be opened (file don't exist or in not valid), the - return value is NULL. - Else, the return value is a unzFile Handle, usable with other function - of this unzip package. - the "64" function take a const void* pointer, because the path is just the - value passed to the open64_file_func callback. - Under Windows, if UNICODE is defined, using fill_fopen64_filefunc, the path - is a pointer to a wide unicode string (LPCTSTR is LPCWSTR), so const char* - does not describe the reality -*/ - - -extern unzFile ZEXPORT unzOpen2 OF((const char *path, - zlib_filefunc_def* pzlib_filefunc_def)); -/* - Open a Zip file, like unzOpen, but provide a set of file low level API - for read/write the zip file (see ioapi.h) -*/ - -extern unzFile ZEXPORT unzOpen2_64 OF((const void *path, - zlib_filefunc64_def* pzlib_filefunc_def)); -/* - Open a Zip file, like unz64Open, but provide a set of file low level API - for read/write the zip file (see ioapi.h) -*/ - -extern int ZEXPORT unzClose OF((unzFile file)); -/* - Close a ZipFile opened with unzOpen. - If there is files inside the .Zip opened with unzOpenCurrentFile (see later), - these files MUST be closed with unzCloseCurrentFile before call unzClose. - return UNZ_OK if there is no problem. */ - -extern int ZEXPORT unzGetGlobalInfo OF((unzFile file, - unz_global_info *pglobal_info)); - -extern int ZEXPORT unzGetGlobalInfo64 OF((unzFile file, - unz_global_info64 *pglobal_info)); -/* - Write info about the ZipFile in the *pglobal_info structure. - No preparation of the structure is needed - return UNZ_OK if there is no problem. */ - - -extern int ZEXPORT unzGetGlobalComment OF((unzFile file, - char *szComment, - uLong uSizeBuf)); -/* - Get the global comment string of the ZipFile, in the szComment buffer. - uSizeBuf is the size of the szComment buffer. - return the number of byte copied or an error code <0 -*/ - - -/***************************************************************************/ -/* Unzip package allow you browse the directory of the zipfile */ - -extern int ZEXPORT unzGoToFirstFile OF((unzFile file)); -/* - Set the current file of the zipfile to the first file. - return UNZ_OK if there is no problem -*/ - -extern int ZEXPORT unzGoToNextFile OF((unzFile file)); -/* - Set the current file of the zipfile to the next file. - return UNZ_OK if there is no problem - return UNZ_END_OF_LIST_OF_FILE if the actual file was the latest. -*/ - -extern int ZEXPORT unzLocateFile OF((unzFile file, - const char *szFileName, - int iCaseSensitivity)); -/* - Try locate the file szFileName in the zipfile. - For the iCaseSensitivity signification, see unzStringFileNameCompare - - return value : - UNZ_OK if the file is found. It becomes the current file. - UNZ_END_OF_LIST_OF_FILE if the file is not found -*/ - - -/* ****************************************** */ -/* Ryan supplied functions */ -/* unz_file_info contain information about a file in the zipfile */ -typedef struct unz_file_pos_s -{ - uLong pos_in_zip_directory; /* offset in zip file directory */ - uLong num_of_file; /* # of file */ -} unz_file_pos; - -extern int ZEXPORT unzGetFilePos( - unzFile file, - unz_file_pos* file_pos); - -extern int ZEXPORT unzGoToFilePos( - unzFile file, - unz_file_pos* file_pos); - -typedef struct unz64_file_pos_s -{ - ZPOS64_T pos_in_zip_directory; /* offset in zip file directory */ - ZPOS64_T num_of_file; /* # of file */ -} unz64_file_pos; - -extern int ZEXPORT unzGetFilePos64( - unzFile file, - unz64_file_pos* file_pos); - -extern int ZEXPORT unzGoToFilePos64( - unzFile file, - const unz64_file_pos* file_pos); - -/* ****************************************** */ - -extern int ZEXPORT unzGetCurrentFileInfo64 OF((unzFile file, - unz_file_info64 *pfile_info, - char *szFileName, - uLong fileNameBufferSize, - void *extraField, - uLong extraFieldBufferSize, - char *szComment, - uLong commentBufferSize)); - -extern int ZEXPORT unzGetCurrentFileInfo OF((unzFile file, - unz_file_info *pfile_info, - char *szFileName, - uLong fileNameBufferSize, - void *extraField, - uLong extraFieldBufferSize, - char *szComment, - uLong commentBufferSize)); -/* - Get Info about the current file - if pfile_info!=NULL, the *pfile_info structure will contain somes info about - the current file - if szFileName!=NULL, the filemane string will be copied in szFileName - (fileNameBufferSize is the size of the buffer) - if extraField!=NULL, the extra field information will be copied in extraField - (extraFieldBufferSize is the size of the buffer). - This is the Central-header version of the extra field - if szComment!=NULL, the comment string of the file will be copied in szComment - (commentBufferSize is the size of the buffer) -*/ - - -/** Addition for GDAL : START */ - -extern ZPOS64_T ZEXPORT unzGetCurrentFileZStreamPos64 OF((unzFile file)); - -/** Addition for GDAL : END */ - - -/***************************************************************************/ -/* for reading the content of the current zipfile, you can open it, read data - from it, and close it (you can close it before reading all the file) - */ - -extern int ZEXPORT unzOpenCurrentFile OF((unzFile file)); -/* - Open for reading data the current file in the zipfile. - If there is no error, the return value is UNZ_OK. -*/ - -extern int ZEXPORT unzOpenCurrentFilePassword OF((unzFile file, - const char* password)); -/* - Open for reading data the current file in the zipfile. - password is a crypting password - If there is no error, the return value is UNZ_OK. -*/ - -extern int ZEXPORT unzOpenCurrentFile2 OF((unzFile file, - int* method, - int* level, - int raw)); -/* - Same than unzOpenCurrentFile, but open for read raw the file (not uncompress) - if raw==1 - *method will receive method of compression, *level will receive level of - compression - note : you can set level parameter as NULL (if you did not want known level, - but you CANNOT set method parameter as NULL -*/ - -extern int ZEXPORT unzOpenCurrentFile3 OF((unzFile file, - int* method, - int* level, - int raw, - const char* password)); -/* - Same than unzOpenCurrentFile, but open for read raw the file (not uncompress) - if raw==1 - *method will receive method of compression, *level will receive level of - compression - note : you can set level parameter as NULL (if you did not want known level, - but you CANNOT set method parameter as NULL -*/ - - -extern int ZEXPORT unzCloseCurrentFile OF((unzFile file)); -/* - Close the file in zip opened with unzOpenCurrentFile - Return UNZ_CRCERROR if all the file was read but the CRC is not good -*/ - -extern int ZEXPORT unzReadCurrentFile OF((unzFile file, - voidp buf, - unsigned len)); -/* - Read bytes from the current file (opened by unzOpenCurrentFile) - buf contain buffer where data must be copied - len the size of buf. - - return the number of byte copied if somes bytes are copied - return 0 if the end of file was reached - return <0 with error code if there is an error - (UNZ_ERRNO for IO error, or zLib error for uncompress error) -*/ - -extern z_off_t ZEXPORT unztell OF((unzFile file)); - -extern ZPOS64_T ZEXPORT unztell64 OF((unzFile file)); -/* - Give the current position in uncompressed data -*/ - -extern int ZEXPORT unzeof OF((unzFile file)); -/* - return 1 if the end of file was reached, 0 elsewhere -*/ - -extern int ZEXPORT unzGetLocalExtrafield OF((unzFile file, - voidp buf, - unsigned len)); -/* - Read extra field from the current file (opened by unzOpenCurrentFile) - This is the local-header version of the extra field (sometimes, there is - more info in the local-header version than in the central-header) - - if buf==NULL, it return the size of the local extra field - - if buf!=NULL, len is the size of the buffer, the extra header is copied in - buf. - the return value is the number of bytes copied in buf, or (if <0) - the error code -*/ - -/***************************************************************************/ - -/* Get the current file offset */ -extern ZPOS64_T ZEXPORT unzGetOffset64 (unzFile file); -extern uLong ZEXPORT unzGetOffset (unzFile file); - -/* Set the current file offset */ -extern int ZEXPORT unzSetOffset64 (unzFile file, ZPOS64_T pos); -extern int ZEXPORT unzSetOffset (unzFile file, uLong pos); - - - -#ifdef __cplusplus -} -#endif - -#endif /* _unz64_H */ -- cgit v1.2.1