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| author | James Almer <jamrial@gmail.com> | 2015-07-28 16:57:49 -0300 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2015-07-31 09:04:12 +0200 |
| commit | d9e8b47e3144262d6bc4681740411d4bdafad6ac (patch) | |
| tree | 6d04eccc0224997286578e76e05559b9536950f9 /libavutil/des.c | |
| parent | 5d8bea3bb2357bb304f8f771a4107039037c5549 (diff) | |
| download | ffmpeg-d9e8b47e3144262d6bc4681740411d4bdafad6ac.tar.gz | |
des: add av_des_alloc()
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
Diffstat (limited to 'libavutil/des.c')
| -rw-r--r-- | libavutil/des.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/libavutil/des.c b/libavutil/des.c index ab0fc2f8bc..86d4712944 100644 --- a/libavutil/des.c +++ b/libavutil/des.c @@ -22,9 +22,15 @@ #include "avutil.h" #include "common.h" #include "intreadwrite.h" +#include "mem.h" #include "des.h" -typedef struct AVDES AVDES; +#if !FF_API_CRYPTO_CONTEXT +struct AVDES { + uint64_t round_keys[3][16]; + int triple_des; +}; +#endif #define T(a, b, c, d, e, f, g, h) 64-a,64-b,64-c,64-d,64-e,64-f,64-g,64-h static const uint8_t IP_shuffle[] = { @@ -286,6 +292,11 @@ static uint64_t des_encdec(uint64_t in, uint64_t K[16], int decrypt) { return in; } +AVDES *av_des_alloc(void) +{ + return av_mallocz(sizeof(struct AVDES)); +} + int av_des_init(AVDES *d, const uint8_t *key, int key_bits, int decrypt) { if (key_bits != 64 && key_bits != 192) return -1; |