init

sdk/utils/nonuse/EDPass.cpp

@@ -0,0 +1,71 @@
+#include "aes.h"
+#include <stdlib.h>
+#include <string.h>
+#include "base64.h"
+
+static int boInited = 0;
+static const int Bits128 = 16;
+
+const char* EncryptPassword(char* sDest, int nDestSize, const char* sPassWord, const char* sKey128Bit)
+{
+	struct aes_ctx ctx;
+	int nInSize;
+	char* sBuffer;
+	char* sBase64Buffer;
+	int nSize;
+
+	if ( !boInited )
+	{
+		boInited = 1;
+		gen_tabs();
+	}
+	aes_set_key( &ctx, (const u8 *)sKey128Bit, Bits128 );
+
+	nInSize = (int)strlen(sPassWord) * sizeof(sPassWord[0]);
+	sBuffer = (char*)malloc(nInSize * 8 + 4);
+	sBase64Buffer = sBuffer + nInSize * 2;
+
+	nSize = (int)_AESEncrypt( &ctx, sBuffer, sPassWord, nInSize );      
+	nSize = base64_encode(sBase64Buffer, sBuffer, nSize);
+	sBase64Buffer[nSize] = 0;
+
+	strncpy(sDest, sBase64Buffer, nDestSize-1);
+	sDest[nDestSize-1] = 0;
+
+	free(sBuffer);
+	return sDest;
+}
+
+
+const char* DecryptPassword(char* sPassword, int nPasswordLen, const char* sEncrypted, const char* sKey128Bit)
+{
+	struct aes_ctx ctx;
+	int nInSize;
+	char* sAESBuffer;
+	char* sBuffer;
+	int nSize;
+
+	if ( !boInited )
+	{
+		boInited = 1;
+		gen_tabs();
+	}
+	aes_set_key( &ctx, (const u8 *)sKey128Bit, Bits128 );
+		
+
+	nInSize = (int)strlen(sEncrypted) * sizeof(sEncrypted[0]);
+	sAESBuffer = (char*)malloc(nInSize * 8 + 4);
+	sBuffer = sAESBuffer + nInSize * 2;
+
+	nSize = base64_decode(sAESBuffer, sEncrypted, nInSize);
+	_AESDecrypt( &ctx, sBuffer, sAESBuffer, nSize );      
+	sBuffer[nSize] = 0;
+
+	strncpy(sPassword, sBuffer, nPasswordLen-1);
+	sPassword[nPasswordLen-1] = 0;
+
+	free(sAESBuffer);
+	return sPassword;
+}
+
+