1#include <CommonCrypto/CommonDigestSPI.h> 2 3#define MD5File(f, b) Digest_File(kCCDigestMD5, f, b) 4#define SHA1_File(f, b) Digest_File(kCCDigestSHA1, f, b) 5#define RIPEMD160_File(f, b) Digest_File(kCCDigestRMD160, f, b) 6#define SHA256_File(f, b) Digest_File(kCCDigestSHA256, f, b) 7 8char *Digest_File(CCDigestAlg algorithm, const char *filename, char *buf); 9