diff hash_file.c @ 0:d7da3b1e1540 libtomcrypt

put back the 0.95 makefile which was inadvertently merged over
author Matt Johnston <matt@ucc.asn.au>
date Mon, 31 May 2004 18:21:40 +0000
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hash_file.c	Mon May 31 18:21:40 2004 +0000
@@ -0,0 +1,41 @@
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ *
+ * Tom St Denis, [email protected], http://libtomcrypt.org
+ */
+#include "mycrypt.h"
+
+int hash_file(int hash, const char *fname, unsigned char *dst, unsigned long *outlen)
+{
+#ifdef NO_FILE
+    return CRYPT_NOP;
+#else
+    FILE *in;
+    int err;
+    _ARGCHK(fname  != NULL);
+    _ARGCHK(dst    != NULL);
+    _ARGCHK(outlen != NULL);
+
+    if ((err = hash_is_valid(hash)) != CRYPT_OK) {
+        return err;
+    }
+
+    in = fopen(fname, "rb");
+    if (in == NULL) { 
+       return CRYPT_FILE_NOTFOUND;
+    }
+
+    err = hash_filehandle(hash, in, dst, outlen);
+    if (fclose(in) != 0) {
+       return CRYPT_ERROR;
+    }
+
+    return err;
+#endif
+}
+