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xtea: fix decryption with --enable-small

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iv decrypt handling code needs to be executed regardless of CONFIG_SMALL

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Giorgio Vazzana 2012-09-30 18:47:10 +02:00 committed by Michael Niedermayer
parent 178ecfc257
commit a8cb21fd62
1 changed files with 2 additions and 2 deletions
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4
libavutil/xtea.c
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@ -94,12 +94,12 @@ static void xtea_crypt_ecb(AVXTEA *ctx, uint8_t *dst, const uint8_t *src,
DSTEP(0xDAA66D2BU, k1, k2); DSTEP(0xDAA66D2BU, k1, k2);
DSTEP(0x3C6EF372U, k2, k1); DSTEP(0x3C6EF372U, k2, k1);
DSTEP(0x9E3779B9U, k3, k0); DSTEP(0x9E3779B9U, k3, k0);
if(iv){ #endif
if (iv) {
v0 ^= AV_RB32(iv ); v0 ^= AV_RB32(iv );
v1 ^= AV_RB32(iv+4); v1 ^= AV_RB32(iv+4);
memcpy(iv, src, 8); memcpy(iv, src, 8);
} }
#endif
} else { } else {
#if CONFIG_SMALL #if CONFIG_SMALL
int i; int i;