rename index variable to idx to "fix" shadow warning

diff --git a/libcrypt/md5.c b/libcrypt/md5.c
index 82b35dd..989d448 100644 (file)
--- a/libcrypt/md5.c
+++ b/libcrypt/md5.c
@@ -195,10 +195,10 @@ static void __md5_Init (struct MD5Context *context)
 
 static void __md5_Update ( struct MD5Context *context, const unsigned char *input, unsigned int inputLen)
 {
-       unsigned int i, index, partLen;
+       unsigned int i, idx, partLen;
 
        /* Compute number of bytes mod 64 */
-       index = (unsigned int)((context->count[0] >> 3) & 0x3F);
+       idx = (unsigned int)((context->count[0] >> 3) & 0x3F);
 
        /* Update number of bits */
        if ((context->count[0] += ((u_int32_t)inputLen << 3))
@@ -206,24 +206,24 @@ static void __md5_Update ( struct MD5Context *context, const unsigned char *inpu
                context->count[1]++;
        context->count[1] += ((u_int32_t)inputLen >> 29);
 
-       partLen = 64 - index;
+       partLen = 64 - idx;
 
        /* Transform as many times as possible. */
        if (inputLen >= partLen) {
-               memcpy((void *)&context->buffer[index], (const void *)input,
+               memcpy((void *)&context->buffer[idx], (const void *)input,
                    partLen);
                __md5_Transform (context->state, context->buffer);
 
                for (i = partLen; i + 63 < inputLen; i += 64)
                        __md5_Transform (context->state, &input[i]);
 
-               index = 0;
+               idx = 0;
        }
        else
                i = 0;
 
        /* Buffer remaining input */
-       memcpy ((void *)&context->buffer[index], (const void *)&input[i],
+       memcpy ((void *)&context->buffer[idx], (const void *)&input[i],
            inputLen-i);
 }
 
@@ -234,7 +234,7 @@ static void __md5_Update ( struct MD5Context *context, const unsigned char *inpu
 static void __md5_Pad ( struct MD5Context *context)
 {
        unsigned char bits[8];
-       unsigned int index, padLen;
+       unsigned int idx, padLen;
        unsigned char PADDING[64];
 
        memset(PADDING, 0, sizeof(PADDING));
@@ -244,8 +244,8 @@ static void __md5_Pad ( struct MD5Context *context)
        __md5_Encode (bits, context->count, 8);
 
        /* Pad out to 56 mod 64. */
-       index = (unsigned int)((context->count[0] >> 3) & 0x3f);
-       padLen = (index < 56) ? (56 - index) : (120 - index);
+       idx = (unsigned int)((context->count[0] >> 3) & 0x3f);
+       padLen = (idx < 56) ? (56 - idx) : (120 - idx);
        __md5_Update (context, PADDING, padLen);
 
        /* Append length (before padding) */