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-rw-r--r--comm/third_party/libotr/toolkit/aes.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/comm/third_party/libotr/toolkit/aes.h b/comm/third_party/libotr/toolkit/aes.h
new file mode 100644
index 0000000000..67bd4237a2
--- /dev/null
+++ b/comm/third_party/libotr/toolkit/aes.h
@@ -0,0 +1,26 @@
+/* Retrieved from http://www.cr0.net:8040/code/crypto/aes/aes.h */
+
+#ifndef _AES_H
+#define _AES_H
+
+#ifndef uint8
+#define uint8 unsigned char
+#endif
+
+#ifndef uint32
+#define uint32 unsigned long int
+#endif
+
+typedef struct
+{
+ uint32 erk[64]; /* encryption round keys */
+ uint32 drk[64]; /* decryption round keys */
+ int nr; /* number of rounds */
+}
+aes_context;
+
+int aes_set_key( aes_context *ctx, uint8 *key, int nbits );
+void aes_encrypt( aes_context *ctx, uint8 input[16], uint8 output[16] );
+void aes_decrypt( aes_context *ctx, uint8 input[16], uint8 output[16] );
+
+#endif /* aes.h */