fixed crc32c on 64bit platforms (fixes crc errors)

git-svn-id: svn://svn.lighttpd.net/lighttpd/branches/lighttpd-merge-1.4.x@745 152afb58-edef-0310-8abb-c4023f1b3aa9

src/crc32.c

@@ -70,11 +70,9 @@ static const unsigned int crc_c[256] = {
 };
 
 
-unsigned long
-generate_crc32c(char *buffer, size_t length)
-{
-  unsigned int i;
-  unsigned long crc32 = ~0L;
+uint32_t generate_crc32c(char *buffer, size_t length) {
+  size_t i;
+  uint32_t crc32 = ~0L;
 
   for (i = 0; i < length; i++){
       CRC32C(crc32, (unsigned char)buffer[i]);

src/crc32.h

@@ -2,7 +2,8 @@
 #define __crc32cr_table_h__
 
 #include <sys/types.h>
+#include <stdint.h>
 
-unsigned long generate_crc32c(char *string, size_t length);
+uint32_t generate_crc32c(char *string, size_t length);
 
 #endif