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53688aac0f
MD4 instead of its own. According to the vendor, Samba uses this implementation too (compiled staticly) and, IMO, should be patched similarly. Approved by: maintainer
131 lines
2.8 KiB
Plaintext
131 lines
2.8 KiB
Plaintext
--- Makefile.in Mon Apr 29 05:14:11 2002
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+++ Makefile.in Fri May 3 14:48:08 2002
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@@ -11,7 +11,7 @@
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CFLAGS=@CFLAGS@ -I.
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-OBJS= ccache.o mdfour.o hash.o execute.o util.o args.o stats.o \
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+OBJS= ccache.o hash.o execute.o util.o args.o stats.o \
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cleanup.o snprintf.o unify.o
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-HEADERS = ccache.h mdfour.h
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+HEADERS = ccache.h
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all: ccache
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@@ -20,5 +20,5 @@
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ccache: $(OBJS) $(HEADERS)
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- $(CC) $(CFLAGS) -o $@ $(OBJS)
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+ $(CC) $(CFLAGS) -o $@ $(OBJS) -lmd
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ccache.1: ccache.yo
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--- ccache.h Mon Apr 29 05:14:12 2002
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+++ ccache.h Fri May 3 14:47:05 2002
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@@ -57,5 +57,5 @@
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typedef unsigned uint32;
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-#include "mdfour.h"
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+#include <md4.h>
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void hash_start(void);
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@@ -64,5 +64,5 @@
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void hash_file(const char *fname);
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char *hash_result(void);
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-void hash_buffer(const char *s, int len);
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+void hash_buffer(const unsigned char *s, unsigned int len);
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void cc_log(const char *format, ...);
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--- hash.c Mon Apr 29 05:14:12 2002
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+++ hash.c Fri May 3 15:18:08 2002
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@@ -21,15 +21,20 @@
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#include "ccache.h"
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+#include <sys/types.h>
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+#include <sys/mman.h>
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+#include <sys/stat.h>
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-static struct mdfour md;
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+static MD4_CTX md;
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+static off_t totalN;
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-void hash_buffer(const char *s, int len)
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+void hash_buffer(const unsigned char *s, unsigned int len)
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{
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- mdfour_update(&md, (unsigned char *)s, len);
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+ totalN += len;
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+ MD4Update(&md, s, len);
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}
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void hash_start(void)
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{
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- mdfour_begin(&md);
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+ MD4Init(&md);
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}
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@@ -47,16 +52,27 @@
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void hash_file(const char *fname)
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{
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- char buf[1024];
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- int fd, n;
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+ char *buf;
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+ int fd;
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+ struct stat stats;
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fd = open(fname, O_RDONLY);
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if (fd == -1) {
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cc_log("Failed to open %s\n", fname);
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- fatal("hash_file");
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+ fatal(__FUNCTION__);
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}
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-
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- while ((n = read(fd, buf, sizeof(buf))) > 0) {
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- hash_buffer(buf, n);
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+ if (fstat(fd, &stats) != 0) {
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+ cc_log("Failed to fstat the opened %s (descriptor %d)\n",
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+ fname, fd);
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+ close(fd);
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+ fatal(__FUNCTION__);
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+ }
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+ buf = mmap(NULL, stats.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
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+ if (buf == MAP_FAILED) {
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+ cc_log("Failed to mmap %s\n", fname);
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+ close(fd);
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+ fatal(__FUNCTION__);
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}
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+
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+ hash_buffer(buf, stats.st_size);
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close(fd);
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}
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@@ -65,15 +81,9 @@
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char *hash_result(void)
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{
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- unsigned char sum[16];
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static char ret[53];
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- int i;
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- hash_buffer(NULL, 0);
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- mdfour_result(&md, sum);
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+ MD4End(&md, ret);
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- for (i=0;i<16;i++) {
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- sprintf(&ret[i*2], "%02x", (unsigned)sum[i]);
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- }
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- sprintf(&ret[i*2], "-%u", (unsigned)md.totalN);
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+ snprintf(ret + 32, sizeof ret - 32, "-%lu", (unsigned long)totalN);
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return ret;
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--- unify.c Sun Mar 31 23:00:31 2002
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+++ unify.c Fri May 3 15:53:13 2002
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@@ -105,11 +105,10 @@
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len = 0;
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}
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- hash_buffer(NULL, 0);
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return;
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}
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buf[len++] = c;
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- if (len == 64) {
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- hash_buffer((char *)buf, len);
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+ if (len == sizeof buf) {
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+ hash_buffer((char *)buf, sizeof buf);
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len = 0;
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}
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