/* $NetBSD: rmd160hl.c,v 1.1.1.1 2001/03/06 11:21:05 agc Exp $ */ /* $RoughId: rmd160hl.c,v 1.2 2001/07/13 19:49:10 knu Exp $ */ /* $Id$ */ /* rmd160hl.c * ---------------------------------------------------------------------------- * "THE BEER-WARE LICENSE" (Revision 42): * 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 * ---------------------------------------------------------------------------- * * from OpenBSD: rmd160hl.c,v 1.2 1999/08/17 09:13:12 millert Exp $ */ #include "rmd160.h" #ifndef lint /* __RCSID("$NetBSD: rmd160hl.c,v 1.1.1.1 2001/03/06 11:21:05 agc Exp $"); */ #endif /* not lint */ /* #include "namespace.h" */ #include #include #include #include #include #if defined(HAVE_UNISTD_H) # include #endif #ifndef _DIAGASSERT #define _DIAGASSERT(cond) assert(cond) #endif char * RMD160_End(RMD160_CTX *ctx, char *buf) { size_t i; char *p = buf; uint8_t digest[20]; static const char hex[]="0123456789abcdef"; _DIAGASSERT(ctx != NULL); /* buf may be NULL */ if (p == NULL && (p = malloc(41)) == NULL) return 0; RMD160_Final(digest,ctx); for (i = 0; i < 20; i++) { p[i + i] = hex[(uint32_t)digest[i] >> 4]; p[i + i + 1] = hex[digest[i] & 0x0f]; } p[i + i] = '\0'; return(p); } char * RMD160_File(char *filename, char *buf) { uint8_t buffer[BUFSIZ]; RMD160_CTX ctx; int fd, num, oerrno; _DIAGASSERT(filename != NULL); /* XXX: buf may be NULL ? */ RMD160_Init(&ctx); if ((fd = open(filename, O_RDONLY)) < 0) return(0); while ((num = read(fd, buffer, sizeof(buffer))) > 0) RMD160_Update(&ctx, buffer, (size_t)num); oerrno = errno; close(fd); errno = oerrno; return(num < 0 ? 0 : RMD160_End(&ctx, buf)); } char * RMD160_Data(const uint8_t *data, size_t len, char *buf) { RMD160_CTX ctx; _DIAGASSERT(data != NULL); /* XXX: buf may be NULL ? */ RMD160_Init(&ctx); RMD160_Update(&ctx, data, len); return(RMD160_End(&ctx, buf)); }