Update README.md

[proxmark3-svn] / armsrc / aes.h

diff --git a/armsrc/aes.h b/armsrc/aes.h
index 8594487355663a592d3b7c9c54e5abc0a23ad752..6934d690cee7b664bf0c0f988975d17cc75e9d62 100644 (file)
--- a/armsrc/aes.h
+++ b/armsrc/aes.h
@@ -3,6 +3,8 @@
 * your source which uses these given APIs. (This source is kept under
 * public domain)
 */
+#ifndef __AES_H
+#define __AES_H
 
 // AES context structure
 typedef struct {
@@ -27,4 +29,6 @@ typedef struct {
 
 int AesCtxIni(AesCtx *pCtx, unsigned char *pIV, unsigned char *pKey, unsigned int KeyLen, unsigned char Mode);
 int AesEncrypt(AesCtx *pCtx, unsigned char *pData, unsigned char *pCipher, unsigned int DataLen);
-int AesDecrypt(AesCtx *pCtx, unsigned char *pCipher, unsigned char *pData, unsigned int CipherLen);
\ No newline at end of file
+int AesDecrypt(AesCtx *pCtx, unsigned char *pCipher, unsigned char *pData, unsigned int CipherLen);
+
+#endif
\ No newline at end of file