1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
#include "common.h"
#include "utils.h"
#include <unzip.h>
#include <iowin32.h>
bool extractCurrentFile(unzFile uf, TCHAR *path)
{
int err = UNZ_OK;
unz_file_info64 file_info;
char filename_inzip[MAX_PATH];
char buf[8192];
err = unzGetCurrentFileInfo64(uf, &file_info, filename_inzip, sizeof(filename_inzip), NULL, 0, buf,sizeof(buf));
if (err != UNZ_OK) return false;
err = unzOpenCurrentFile(uf);
if (err != UNZ_OK) return false;
TCHAR save_file[MAX_PATH];
TCHAR* p = mir_utf8decodeT(filename_inzip);
mir_sntprintf(save_file, SIZEOF(save_file), _T("%s\\%s"), path, p);
mir_free(p);
for (p = save_file; *p; ++p) if (*p == '/') *p = '\\';
p = _tcsrchr(save_file, '\\'); if (p) *p = 0;
CreatePath(save_file);
if (p) *p = '\\';
HANDLE hFile = CreateFile(save_file, GENERIC_WRITE, FILE_SHARE_WRITE, 0,
CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
if (hFile != INVALID_HANDLE_VALUE)
{
for (;;)
{
err = unzReadCurrentFile(uf, buf, sizeof(buf));
if (err <= 0) break;
DWORD bytes;
if (!WriteFile(hFile, buf, err, &bytes, FALSE))
{
err = UNZ_ERRNO;
break;
}
}
FILETIME ftLocal, ftCreate, ftLastAcc, ftLastWrite;
GetFileTime(hFile, &ftCreate, &ftLastAcc, &ftLastWrite);
DosDateTimeToFileTime(HIWORD(file_info.dosDate), LOWORD(file_info.dosDate), &ftLocal);
LocalFileTimeToFileTime(&ftLocal, &ftLastWrite);
SetFileTime(hFile, &ftCreate, &ftLastAcc, &ftLastWrite);
CloseHandle(hFile);
unzCloseCurrentFile(uf); /* don't lose the error */
}
return true;
}
void unzip_file(TCHAR* zipfile, TCHAR* dest)
{
zlib_filefunc64_def ffunc;
fill_win32_filefunc64(&ffunc);
unzFile uf = unzOpen2_64(zipfile, &ffunc);
if (uf)
{
do {
extractCurrentFile(uf, dest);
}
while (unzGoToNextFile(uf) == UNZ_OK);
unzClose(uf);
}
}
|
