#include <stdio.h>
#include <string.h>
#include <openssl/sha.h>
+#include <openssl/crypto.h>
-#ifndef NO_SHA1
-unsigned char *SHA1(unsigned char *d, unsigned long n, unsigned char *md)
+#ifndef OPENSSL_NO_SHA1
+unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md)
{
SHA_CTX c;
static unsigned char m[SHA_DIGEST_LENGTH];
if (md == NULL) md=m;
- SHA1_Init(&c);
+ if (!SHA1_Init(&c))
+ return NULL;
SHA1_Update(&c,d,n);
SHA1_Final(md,&c);
- memset(&c,0,sizeof(c));
+ OPENSSL_cleanse(&c,sizeof(c));
return(md);
}
#endif