mirror of https://github.com/OpenTTD/OpenTTD.git
(svn r6257) Use memcmp() to check the MD5 sum instead of using a home brewed loop
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16
gfxinit.c
16
gfxinit.c
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@ -13,6 +13,7 @@
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#include "newgrf.h"
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#include "md5.h"
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#include "variables.h"
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#include <string.h>
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typedef struct MD5File {
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const char * const filename; // filename
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@ -96,18 +97,9 @@ static void LoadGrfIndexed(const char* filename, const SpriteID* index_tbl, int
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/* Check that the supplied MD5 hash matches that stored for the supplied filename */
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static bool CheckMD5Digest(const MD5File file, md5_byte_t *digest, bool warn)
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{
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uint i;
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/* Loop through each byte of the file MD5 and the stored MD5... */
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for (i = 0; i < 16; i++) if (file.hash[i] != digest[i]) break;
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/* If all bytes of the MD5's match (i.e. the MD5's match)... */
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if (i == 16) {
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return true;
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} else {
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if (warn) fprintf(stderr, "MD5 of %s is ****INCORRECT**** - File Corrupt.\n", file.filename);
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return false;
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};
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if (memcmp(file.hash, digest, sizeof(file.hash)) == 0) return true;
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if (warn) fprintf(stderr, "MD5 of %s is ****INCORRECT**** - File Corrupt.\n", file.filename);
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return false;
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}
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/* Calculate and check the MD5 hash of the supplied filename.
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