nils/shairport-sync
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Cleanup the AES decryption code a bit

Browse Source
This commit is contained in:
Juho Vähä-Herttua
2011-11-10 15:50:51 +02:00
parent 2b8602bdc0
commit 0fdae6f521
1 changed files with 3 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files
hairtunes.c
+3 -5
View File
@@ -340,12 +340,10 @@ void alac_decode(short *dest, char *buf, int len) {
assert(len<=MAX_PACKET);
unsigned char iv[16];
int i;
int aeslen = len & ~0xf;
memcpy(iv, aesiv, sizeof(iv));
for (i=0; i+16<=len; i += 16)
AES_cbc_encrypt((unsigned char*)buf+i, packet+i, 0x10, &aes, iv, AES_DECRYPT);
if (len & 0xf)
memcpy(packet+i, buf+i, len & 0xf);
AES_cbc_encrypt((unsigned char*)buf, packet, aeslen, &aes, iv, AES_DECRYPT);
memcpy(packet+aeslen, buf+aeslen, len-aeslen);
int outsize;