+/* MODIFIED BY Joseph Wenninger */
/* unzip.h -- IO for uncompress .zip files using zlib
Version 0.15 beta, Mar 19th, 1998,
uInt tm_year; /* years - [1980..2044] */
} tm_unz;
+#ifndef z_off_t
+#define z_off_t uLong
+#endif
int cacao_locate(unzFile file,utf* filename); /*JOWENN*/
tm_unz tmu_date;
} unz_file_info;
-extern int ZEXPORT unzStringFileNameCompare OF ((const char* fileName1,
+
+/* unz_file_info_interntal contain internal info about a file in zipfile*/
+typedef struct unz_file_info_internal_s
+{
+ uLong offset_curfile;/* relative offset of local header 4 bytes */
+} unz_file_info_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 */
+
+ uLong pos_in_zipfile; /* position in byte on the zipfile, for fseek*/
+ uLong stream_initialised; /* flag set if stream structure is initialised*/
+
+ uLong offset_local_extrafield;/* offset of the local extra field */
+ uInt size_local_extrafield;/* size of the local extra field */
+ uLong pos_local_extrafield; /* position in the local extra field in read*/
+
+ uLong crc32; /* crc32 of all data uncompressed */
+ uLong crc32_wait; /* crc32 we must obtain after decompress all */
+ uLong rest_read_compressed; /* number of byte to be decompressed */
+ uLong rest_read_uncompressed;/*number of byte to be obtained after decomp*/
+ FILE* file; /* io structore of the zipfile */
+ uLong compression_method; /* compression method (0==store) */
+ uLong byte_before_the_zipfile;/* byte before the zipfile, (>0 for sfx)*/
+} file_in_zip_read_info_s;
+
+
+/*JOWENN*/
+typedef struct cacao_entry
+{
+ struct cacao_entry *next;
+ utf *name;
+ uLong pos;
+} cacao_entry_s;
+
+/* unz_s contain internal information about the zipfile
+*/
+typedef struct
+{
+ FILE* file; /* io structore of the zipfile */
+ unz_global_info gi; /* public global information */
+ uLong byte_before_the_zipfile;/* byte before the zipfile, (>0 for sfx)*/
+ uLong num_file; /* number of the current file in the zipfile*/
+ uLong pos_in_central_dir; /* pos of the current file in the central dir*/
+ uLong current_file_ok; /* flag about the usability of the current file*/
+ uLong central_pos; /* position of the beginning of the central dir*/
+
+ uLong size_central_dir; /* size of the central directory */
+ uLong offset_central_dir; /* offset of start of central directory with
+ respect to the starting disk number */
+
+ unz_file_info cur_file_info; /* public info about the current file in zip*/
+ unz_file_info_internal cur_file_info_internal; /* private info about it*/
+ file_in_zip_read_info_s* pfile_in_zip_read; /* structure about the current
+ file if we are decompressing it */
+ cacao_entry_s *cacao_dir_list;
+} unz_s;
+
+
+int unzStringFileNameCompare OF ((const char* fileName1,
const char* fileName2,
int iCaseSensitivity));
/*
*/
-extern unzFile ZEXPORT unzOpen OF((const char *path));
+unzFile unzOpen OF((const char *path));
/*
Open a Zip file. path contain the full pathname (by example,
on a Windows NT computer "c:\\zlib\\zlib111.zip" or on an Unix computer
of this unzip package.
*/
-extern int ZEXPORT unzClose OF((unzFile file));
+int unzClose OF((unzFile file));
/*
Close a ZipFile opened with unzipOpen.
If there is files inside the .Zip opened with unzOpenCurrentFile (see later),
these files MUST be closed with unzipCloseCurrentFile before call unzipClose.
return UNZ_OK if there is no problem. */
-extern int ZEXPORT unzGetGlobalInfo OF((unzFile file,
+int unzGetGlobalInfo OF((unzFile file,
unz_global_info *pglobal_info));
/*
Write info about the ZipFile in the *pglobal_info structure.
return UNZ_OK if there is no problem. */
-extern int ZEXPORT unzGetGlobalComment OF((unzFile file,
- char *szComment,
+int unzGetGlobalComment OF((unzFile file,
+ char *szComment,
uLong uSizeBuf));
/*
Get the global comment string of the ZipFile, in the szComment buffer.
/***************************************************************************/
/* Unzip package allow you browse the directory of the zipfile */
-extern int ZEXPORT unzGoToFirstFile OF((unzFile file));
+int 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));
+int 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 void cacao_create_directoryList(unzFile file);
+void cacao_create_directoryList(unzFile file);
-extern int ZEXPORT unzLocateFile OF((unzFile file,
+int unzLocateFile OF((unzFile file,
const char *szFileName,
int iCaseSensitivity));
/*
*/
-extern int ZEXPORT unzGetCurrentFileInfo OF((unzFile file,
+int unzGetCurrentFileInfo OF((unzFile file,
unz_file_info *pfile_info,
char *szFileName,
uLong fileNameBufferSize,
from it, and close it (you can close it before reading all the file)
*/
-extern int ZEXPORT unzOpenCurrentFile OF((unzFile file));
+int 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 unzCloseCurrentFile OF((unzFile file));
+int 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,
+int unzReadCurrentFile OF((unzFile file,
voidp buf,
unsigned len));
/*
(UNZ_ERRNO for IO error, or zLib error for uncompress error)
*/
-extern z_off_t ZEXPORT unztell OF((unzFile file));
+z_off_t unztell OF((unzFile file));
/*
Give the current position in uncompressed data
*/
-extern int ZEXPORT unzeof OF((unzFile file));
+int unzeof OF((unzFile file));
/*
return 1 if the end of file was reached, 0 elsewhere
*/
-extern int ZEXPORT unzGetLocalExtrafield OF((unzFile file,
+int unzGetLocalExtrafield OF((unzFile file,
voidp buf,
unsigned len));
/*
projects / cacao.git / blobdiff