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author | phk <phk@FreeBSD.org> | 1994-07-24 03:29:56 +0000 |
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committer | phk <phk@FreeBSD.org> | 1994-07-24 03:29:56 +0000 |
commit | 8a6db7e780b8a8d557ccb4cdc93063a3e97615e4 (patch) | |
tree | b7f9b24556c4de513f7a823cae043af2e8d5a72d /lib/libmd/mdXhl.c | |
download | FreeBSD-src-8a6db7e780b8a8d557ccb4cdc93063a3e97615e4.zip FreeBSD-src-8a6db7e780b8a8d557ccb4cdc93063a3e97615e4.tar.gz |
Reviewed by: phk
Imported libmd. This library contains MD2, MD4 and MD5.
These three boggers pop up all over the place all of the time, so I
decided we needed a library with them. In general they are used for
security checks, so if you use them you want to link them static.
Diffstat (limited to 'lib/libmd/mdXhl.c')
-rw-r--r-- | lib/libmd/mdXhl.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/lib/libmd/mdXhl.c b/lib/libmd/mdXhl.c new file mode 100644 index 0000000..6cd873f --- /dev/null +++ b/lib/libmd/mdXhl.c @@ -0,0 +1,68 @@ +/* mdXhl.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 + * ---------------------------------------------------------------------------- + * + * $FreeBSD$ + * + */ + +#include <stdlib.h> +#include <stdio.h> +#include <errno.h> +#include "mdX.h" +#include <sys/file.h> + +char * +MDXEnd(MDX_CTX *ctx) +{ + int i; + char *p = malloc(33); + unsigned char digest[16]; + char hex[]="0123456789abcdef"; + + if(!p) return 0; + MDXFinal(digest,ctx); + for(i=0;i<16;i++) { + p[i+i] = hex[digest[i] >> 4]; + p[i+i+1] = hex[digest[i] & 0x0f]; + } + p[i+i] = '\0'; + return p; +} + +char * +MDXFile (char *filename) +{ + unsigned char digest[16],buffer[BUFSIZ]; + MDX_CTX ctx; + char *p; + int f,i,j; + + MDXInit(&ctx); + f = open(filename,O_RDONLY); + if(f < 0) return 0; + while((i = read(f,buffer,sizeof buffer)) > 0) { + MDXUpdate(&ctx,buffer,i); + } + j = errno; + close(f); + errno = j; + if(i < 0) return 0; + return MDXEnd(&ctx); +} + +char * +MDXData (unsigned char *data, unsigned int len) +{ + unsigned char digest[16]; + MDX_CTX ctx; + + MDXInit(&ctx); + MDXUpdate(&ctx,data,len); + return MDXEnd(&ctx); +} |