128bit-only AES implementation under development.

Originally committed as revision 7474 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 20 insertions, 0 deletions

diff --git a/libavutil/aes128.h b/libavutil/aes128.h
new file mode 100644
index 0000000000..8e5793cfa4
--- /dev/null
+++ b/libavutil/aes128.h
@@ -0,0 +1,20 @@
+#ifndef AES128_H
+#define AES128_H
+
+#ifdef CONFIG_GCRYPT
+#include <gcrypt.h>
+typedef struct {
+    gcry_cipher_hd_t ch;
+} AES128Context;
+#else
+typedef struct {
+    uint32_t multbl[4][256];
+    uint8_t subst[256];
+    uint8_t key[11][16];
+} AES128Context;
+#endif
+AES128Context *aes128_init(void);
+void aes128_set_key(AES128Context *c, const uint8_t *key);
+void aes128_cbc_decrypt(AES128Context *c, uint8_t *mem, int blockcnt, uint8_t *IV);
+
+#endif