int num;
} RIPEMD160_CTX;
-void RIPEMD160_Init(RIPEMD160_CTX *c);
-void RIPEMD160_Update(RIPEMD160_CTX *c, const void *data, unsigned long len);
-void RIPEMD160_Final(unsigned char *md, RIPEMD160_CTX *c);
+int RIPEMD160_Init(RIPEMD160_CTX *c);
+int RIPEMD160_Update(RIPEMD160_CTX *c, const void *data, unsigned long len);
+int RIPEMD160_Final(unsigned char *md, RIPEMD160_CTX *c);
unsigned char *RIPEMD160(const unsigned char *d, unsigned long n,
unsigned char *md);
void RIPEMD160_Transform(RIPEMD160_CTX *c, const unsigned char *b);