Commit 983db9b2 authored by Samuel Pitoiset's avatar Samuel Pitoiset Committed by Martin Storsjö
Browse files

xtea: Make the count parameter match the documentation



Previously it was interpreted as number of bytes, while the
documentation stated that it was the number of 8 byte blocks.
This makes it behave similarly to the existing AES code.
Signed-off-by: default avatarMartin Storsjö <martin@martin.st>
parent e4a7fb3d
......@@ -72,7 +72,7 @@ void av_xtea_crypt(AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int count,
int i;
if (decrypt) {
while (count > 0) {
while (count--) {
xtea_crypt_ecb(ctx, dst, src, decrypt);
if (iv) {
......@@ -83,10 +83,9 @@ void av_xtea_crypt(AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int count,
src += 8;
dst += 8;
count -= 8;
}
} else {
while (count > 0) {
while (count--) {
if (iv) {
for (i = 0; i < 8; i++)
dst[i] = src[i] ^ iv[i];
......@@ -97,7 +96,6 @@ void av_xtea_crypt(AVXTEA *ctx, uint8_t *dst, const uint8_t *src, int count,
}
src += 8;
dst += 8;
count -= 8;
}
}
}
......
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