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/* rmd160hl.c
* ----------------------------------------------------------------------------
* "THE BEER-WARE LICENSE" (Revision 42):
* <phk@login.dkuug.dk> wrote this file. As long as you retain this notice you
* can do whatever you want with this stuff. If we meet some day, and you think
* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
* ----------------------------------------------------------------------------
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char rcsid[] = "$OpenBSD: rmd160hl.c,v 1.2 1999/08/17 09:13:12 millert Exp $";
#endif /* LIBC_SCCS and not lint */
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <unistd.h>
#include <rmd160.h>
/* ARGSUSED */
char *
RMD160End(ctx, buf)
RMD160_CTX *ctx;
char *buf;
{
int i;
char *p = buf;
u_char digest[20];
static const char hex[]="0123456789abcdef";
if (p == NULL && (p = malloc(41)) == NULL)
return 0;
RMD160Final(digest,ctx);
for (i = 0; i < 20; i++) {
p[i + i] = hex[digest[i] >> 4];
p[i + i + 1] = hex[digest[i] & 0x0f];
}
p[i + i] = '\0';
return(p);
}
char *
RMD160File (filename, buf)
char *filename;
char *buf;
{
u_char buffer[BUFSIZ];
RMD160_CTX ctx;
int fd, num, oerrno;
RMD160Init(&ctx);
if ((fd = open(filename, O_RDONLY)) < 0)
return(0);
while ((num = read(fd, buffer, sizeof(buffer))) > 0)
RMD160Update(&ctx, buffer, num);
oerrno = errno;
close(fd);
errno = oerrno;
return(num < 0 ? 0 : RMD160End(&ctx, buf));
}
char *
RMD160Data (data, len, buf)
const u_char *data;
size_t len;
char *buf;
{
RMD160_CTX ctx;
RMD160Init(&ctx);
RMD160Update(&ctx, data, len);
return(RMD160End(&ctx, buf));
}
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