#include "sha.h"
#include "mem.h"
-#define MAX_HASHLEN 20
+#define MAX_HASHLEN 32
#define MAX_BLOCKLEN 64
struct AVHMAC {
int keylen;
};
-static av_cold void sha1_init(void *ctx)
-{
- av_sha_init(ctx, 160);
+#define DEFINE_SHA(bits) \
+static av_cold void sha ## bits ##_init(void *ctx) \
+{ \
+ av_sha_init(ctx, bits); \
}
+DEFINE_SHA(160)
+DEFINE_SHA(224)
+DEFINE_SHA(256)
+
AVHMAC *av_hmac_alloc(enum AVHMACType type)
{
AVHMAC *c = av_mallocz(sizeof(*c));
case AV_HMAC_SHA1:
c->blocklen = 64;
c->hashlen = 20;
- c->init = sha1_init;
+ c->init = sha160_init;
+ c->update = av_sha_update;
+ c->final = av_sha_final;
+ c->hash = av_sha_alloc();
+ break;
+ case AV_HMAC_SHA224:
+ c->blocklen = 64;
+ c->hashlen = 28;
+ c->init = sha224_init;
+ c->update = av_sha_update;
+ c->final = av_sha_final;
+ c->hash = av_sha_alloc();
+ break;
+ case AV_HMAC_SHA256:
+ c->blocklen = 64;
+ c->hashlen = 32;
+ c->init = sha256_init;
c->update = av_sha_update;
c->final = av_sha_final;
c->hash = av_sha_alloc();