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Diffstat (limited to 'C/LzmaLib.c')
| -rw-r--r-- | C/LzmaLib.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/C/LzmaLib.c b/C/LzmaLib.c new file mode 100644 index 0000000..706e9e5 --- /dev/null +++ b/C/LzmaLib.c | |||
| @@ -0,0 +1,40 @@ | |||
| 1 | /* LzmaLib.c -- LZMA library wrapper | ||
| 2 | 2015-06-13 : Igor Pavlov : Public domain */ | ||
| 3 | |||
| 4 | #include "Alloc.h" | ||
| 5 | #include "LzmaDec.h" | ||
| 6 | #include "LzmaEnc.h" | ||
| 7 | #include "LzmaLib.h" | ||
| 8 | |||
| 9 | MY_STDAPI LzmaCompress(unsigned char *dest, size_t *destLen, const unsigned char *src, size_t srcLen, | ||
| 10 | unsigned char *outProps, size_t *outPropsSize, | ||
| 11 | int level, /* 0 <= level <= 9, default = 5 */ | ||
| 12 | unsigned dictSize, /* use (1 << N) or (3 << N). 4 KB < dictSize <= 128 MB */ | ||
| 13 | int lc, /* 0 <= lc <= 8, default = 3 */ | ||
| 14 | int lp, /* 0 <= lp <= 4, default = 0 */ | ||
| 15 | int pb, /* 0 <= pb <= 4, default = 2 */ | ||
| 16 | int fb, /* 5 <= fb <= 273, default = 32 */ | ||
| 17 | int numThreads /* 1 or 2, default = 2 */ | ||
| 18 | ) | ||
| 19 | { | ||
| 20 | CLzmaEncProps props; | ||
| 21 | LzmaEncProps_Init(&props); | ||
| 22 | props.level = level; | ||
| 23 | props.dictSize = dictSize; | ||
| 24 | props.lc = lc; | ||
| 25 | props.lp = lp; | ||
| 26 | props.pb = pb; | ||
| 27 | props.fb = fb; | ||
| 28 | props.numThreads = numThreads; | ||
| 29 | |||
| 30 | return LzmaEncode(dest, destLen, src, srcLen, &props, outProps, outPropsSize, 0, | ||
| 31 | NULL, &g_Alloc, &g_Alloc); | ||
| 32 | } | ||
| 33 | |||
| 34 | |||
| 35 | MY_STDAPI LzmaUncompress(unsigned char *dest, size_t *destLen, const unsigned char *src, size_t *srcLen, | ||
| 36 | const unsigned char *props, size_t propsSize) | ||
| 37 | { | ||
| 38 | ELzmaStatus status; | ||
| 39 | return LzmaDecode(dest, destLen, src, srcLen, props, (unsigned)propsSize, LZMA_FINISH_ANY, &status, &g_Alloc); | ||
| 40 | } | ||