gz_tool.h

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#ifndef  __JBXL_GZPACKING_TOOL_H_
#define  __JBXL_GZPACKING_TOOL_H_
 
//#include "tools.h"
//#include "buffer.h"
#include "xtools.h"
 
#include <zlib.h>
 
/*
#ifdef WIN32
  #ifdef _DEBUG 
    #pragma  comment(lib, "zlibd.lib")
  #else 
    #pragma  comment(lib, "zlib.lib")
  #endif
#endif
*/
 
#define  GZIP_DEFLATE_ID1   0x78
#define  GZIP_DEFLATE_ID2   0xda
 
 
// gzipデータ
Buffer  gz_decode_data(Buffer enc);                             
void    deflate2gzip(Buffer* def);                              
 
 
// FILE I/O
int  gz_decode_fp(FILE* infp, FILE* otfp);                      
 
int  gz_encode_gzfp(FILE* fp, gzFile* gf);                      
int  gz_decode_gzfp(gzFile* gf, FILE* fp);                      
 
int  gz_encode_file(const char* ffn, const char* tfn);          
int  gz_decode_file(const char* ffn, const char* tfn);          
int  gz_decode_file_replace(const char* fn, const char* dir);   
 
int  is_gz_data(Buffer enc);
 
 
 
// tar
struct  _header_ustar { 
    char name[100]; 
    char mode[8]; 
    char uid[8]; 
    char gid[8]; 
    char size[12]; 
    char mtime[12]; 
    char checksum[8]; 
    char typeflag[1]; 
    char linkname[100]; 
    char magic[6]; 
    char version[2]; 
    char uname[32]; 
    char gname[32]; 
    char devmajor[8]; 
    char devminor[8]; 
    char prefix[155]; 
    char pad[12]; 
};
 
 
typedef  struct _header_ustar  Tar_Header;
 
 
void  extract_tTar(Buffer tardata, Buffer prefix, mode_t mode);
void  extract_tTar_file(const char* fn);
 
 
#endif