+# Copyright (C) 2006 OpenWrt.org
#
-# expose (again) an hash_fd function (used 911-ipkg.patch)
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
#
-diff -ruN busybox-1.1.1-old/coreutils/md5_sha1_sum.c busybox-1.1.1-new/coreutils/md5_sha1_sum.c
---- busybox-1.1.1-old/coreutils/md5_sha1_sum.c 2006-03-30 00:14:50.000000000 +0200
-+++ busybox-1.1.1-new/coreutils/md5_sha1_sum.c 2006-03-29 23:46:51.000000000 +0200
-@@ -15,80 +15,10 @@
+# expose (again) an hash_fd function (used in 911-ipkg.patch)
+#
+diff -ruN busybox-1.3.1-orig/coreutils/md5_sha1_sum.c busybox-1.3.1-913/coreutils/md5_sha1_sum.c
+--- busybox-1.3.1-orig/coreutils/md5_sha1_sum.c 2006-12-27 05:54:50.000000000 +0100
++++ busybox-1.3.1-913/coreutils/md5_sha1_sum.c 2006-12-28 00:59:35.000000000 +0100
+@@ -8,78 +8,10 @@
#include "busybox.h"
-/* This might be useful elsewhere */
-static unsigned char *hash_bin_to_hex(unsigned char *hash_value,
-- unsigned char hash_length)
+- unsigned hash_length)
-{
-- int x, len, max;
-- unsigned char *hex_value;
--
-- max = (hash_length * 2) + 2;
-- hex_value = xmalloc(max);
-- for (x = len = 0; x < hash_length; x++) {
-- len += snprintf((char*)(hex_value + len), max - len, "%02x", hash_value[x]);
+- int len = 0;
+- char *hex_value = xmalloc((hash_length * 2) + 2);
+- while (hash_length--) {
+- len += sprintf(hex_value + len, "%02x", *hash_value++);
- }
-- return (hex_value);
+- return hex_value;
-}
-
-static uint8_t *hash_file(const char *filename, hash_algo_t hash_algo)
- RESERVE_CONFIG_UBUFFER(in_buf, 4096);
- void (*update)(const void*, size_t, void*);
- void (*final)(void*, void*);
--
-- if(strcmp(filename, "-") == 0) {
-- src_fd = STDIN_FILENO;
-- } else if(0 > (src_fd = open(filename, O_RDONLY))) {
-- bb_perror_msg("%s", filename);
-- return NULL;
+-
+- src_fd = STDIN_FILENO;
+- if (filename[0] != '-' || filename[1]) { /* not "-" */
+- src_fd = open(filename, O_RDONLY);
+- if (src_fd < 0) {
+- bb_perror_msg("%s", filename);
+- return NULL;
+- }
- }
-
-- // figure specific hash algorithims
-- if(ENABLE_MD5SUM && hash_algo==HASH_MD5) {
+- /* figure specific hash algorithims */
+- if (ENABLE_MD5SUM && hash_algo==HASH_MD5) {
- md5_begin(&context.md5);
- update = (void (*)(const void*, size_t, void*))md5_hash;
- final = (void (*)(void*, void*))md5_end;
- hash_len = 16;
-- } else if(ENABLE_SHA1SUM && hash_algo==HASH_SHA1) {
+- } else if (ENABLE_SHA1SUM && hash_algo==HASH_SHA1) {
- sha1_begin(&context.sha1);
- update = (void (*)(const void*, size_t, void*))sha1_hash;
- final = (void (*)(void*, void*))sha1_end;
- hash_len = 20;
- } else {
-- bb_error_msg_and_die("algotithm not supported");
+- bb_error_msg_and_die("algorithm not supported");
- }
--
-
-- while(0 < (count = read(src_fd, in_buf, sizeof in_buf))) {
+- while (0 < (count = safe_read(src_fd, in_buf, 4096))) {
- update(in_buf, count, &context);
- }
-
-- if(count == 0) {
+- if (count == 0) {
- final(in_buf, &context);
- hash_value = hash_bin_to_hex(in_buf, hash_len);
- }
--
+-
- RELEASE_CONFIG_BUFFER(in_buf);
--
-- if(src_fd != STDIN_FILENO) {
+-
+- if (src_fd != STDIN_FILENO) {
- close(src_fd);
- }
--
+-
- return hash_value;
-}
-
- /* This could become a common function for md5 as well, by using md5_stream */
- static int hash_files(int argc, char **argv, hash_algo_t hash_algo)
+ int md5_sha1_sum_main(int argc, char **argv)
{
-diff -ruN busybox-1.1.1-old/include/libbb.h busybox-1.1.1-new/include/libbb.h
---- busybox-1.1.1-old/include/libbb.h 2006-03-30 00:14:50.000000000 +0200
-+++ busybox-1.1.1-new/include/libbb.h 2006-03-30 00:31:48.000000000 +0200
-@@ -490,6 +490,12 @@
- void md5_hash(const void *data, size_t length, md5_ctx_t *ctx);
- void *md5_end(void *resbuf, md5_ctx_t *ctx);
+ int return_value = EXIT_SUCCESS;
+diff -ruN busybox-1.3.1-orig/include/libbb.h busybox-1.3.1-913/include/libbb.h
+--- busybox-1.3.1-orig/include/libbb.h 2006-12-27 05:56:18.000000000 +0100
++++ busybox-1.3.1-913/include/libbb.h 2006-12-27 23:25:52.000000000 +0100
+@@ -528,6 +528,8 @@
+ extern const char bb_uuenc_tbl_std[];
+ void bb_uuencode(const unsigned char *s, char *store, const int length, const char *tbl);
+typedef enum { HASH_SHA1, HASH_MD5 } hash_algo_t;
+
+ typedef struct sha1_ctx_t {
+ uint32_t count[2];
+ uint32_t hash[5];
+@@ -550,6 +552,10 @@
+ void md5_hash(const void *data, size_t length, md5_ctx_t *ctx);
+ void *md5_end(void *resbuf, md5_ctx_t *ctx);
+
+unsigned char *hash_bin_to_hex(unsigned char *hash_value, unsigned char hash_length);
+int hash_fd(int fd, hash_algo_t hash_algo, uint8_t *hash_value);
+uint8_t *hash_file(const char *filename, hash_algo_t hash_algo);
+
- /* busybox.h will include dmalloc later for us, else include it here. */
- #if !defined _BB_INTERNAL_H_ && defined DMALLOC
- #include <dmalloc.h>
-diff -ruN busybox-1.1.1-old/libbb/Makefile.in busybox-1.1.1-new/libbb/Makefile.in
---- busybox-1.1.1-old/libbb/Makefile.in 2006-03-30 00:14:50.000000000 +0200
-+++ busybox-1.1.1-new/libbb/Makefile.in 2006-03-29 23:46:51.000000000 +0200
-@@ -11,6 +11,7 @@
+ uint32_t *crc32_filltable(int endian);
+
- LIBBB-n:=
- LIBBB-y:= \
-+ hash.c \
- bb_asprintf.c ask_confirmation.c change_identity.c chomp.c \
- compare_string_array.c concat_path_file.c copy_file.c copyfd.c \
- create_icmp_socket.c create_icmp6_socket.c \
-diff -ruN busybox-1.1.1-old/libbb/hash.c busybox-1.1.1-new/libbb/hash.c
---- busybox-1.1.1-old/libbb/hash.c 1970-01-01 01:00:00.000000000 +0100
-+++ busybox-1.1.1-new/libbb/hash.c 2006-03-30 00:35:54.000000000 +0200
-@@ -0,0 +1,100 @@
+diff -ruN busybox-1.3.1-orig/libbb/hash.c busybox-1.3.1-913/libbb/hash.c
+--- busybox-1.3.1-orig/libbb/hash.c 1970-01-01 01:00:00.000000000 +0100
++++ busybox-1.3.1-913/libbb/hash.c 2006-12-28 00:48:52.000000000 +0100
+@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2003 Glenn L. McGrath
+ * Copyright (C) 2003-2004 Erik Andersen
+
+unsigned char *hash_bin_to_hex(unsigned char *hash_value, unsigned char hash_length)
+{
-+ int x, len, max;
-+ unsigned char *hex_value;
-+
-+ max = (hash_length * 2) + 2;
-+ hex_value = xmalloc(max);
-+ for (x = len = 0; x < hash_length; x++) {
-+ len += snprintf((char*)(hex_value + len), max - len, "%02x", hash_value[x]);
++ int len = 0;
++ char *hex_value = xmalloc((hash_length * 2) + 2);
++ while (hash_length--) {
++ len += sprintf(hex_value + len, "%02x", *hash_value++);
+ }
-+ return (hex_value);
++ return hex_value;
+}
+
+int hash_fd(int fd, hash_algo_t hash_algo, uint8_t *hash_value)
+ void (*final)(void*, void*) = NULL;
+
+ // figure specific hash algorithims
-+ if(hash_algo==HASH_MD5) {
++ if (hash_algo==HASH_MD5) {
+ md5_begin(&context.md5);
+ update = (void (*)(const void*, size_t, void*))md5_hash;
+ final = (void (*)(void*, void*))md5_end;
-+ } else if(hash_algo==HASH_SHA1) {
++ } else if (hash_algo==HASH_SHA1) {
+ sha1_begin(&context.sha1);
+ update = (void (*)(const void*, size_t, void*))sha1_hash;
+ final = (void (*)(void*, void*))sha1_end;
+ }
+
+
-+ while(0 < (count = read(fd, in_buf, sizeof in_buf))) {
++ while (0 < (count = safe_read(fd, in_buf, sizeof in_buf))) {
+ update(in_buf, count, &context);
+ result += count;
+ }
+
-+ if(count == 0) {
++ if (count == 0) {
+ final(hash_value, &context);
+ }
+
+ RESERVE_CONFIG_UBUFFER(hash_buf, 20);
+ uint8_t *hash_value = NULL;
+
-+ if(ENABLE_MD5SUM && hash_algo==HASH_MD5) {
++ if (ENABLE_MD5SUM && hash_algo==HASH_MD5) {
+ hash_len = 16;
-+ } else if(ENABLE_SHA1SUM && hash_algo==HASH_SHA1) {
++ } else if (ENABLE_SHA1SUM && hash_algo==HASH_SHA1) {
+ hash_len = 20;
+ } else {
+ bb_error_msg_and_die("algotithm not supported");
+ }
+
-+ if(strcmp(filename, "-") == 0) {
-+ src_fd = STDIN_FILENO;
-+ } else if(0 > (src_fd = open(filename, O_RDONLY))) {
-+ bb_perror_msg("%s", filename);
-+ return NULL;
++ src_fd = STDIN_FILENO;
++ if (filename[0] != '-' || filename[1]) { /* not "-" */
++ src_fd = open(filename, O_RDONLY);
++ if (src_fd < 0) {
++ bb_perror_msg("%s", filename);
++ return NULL;
++ }
+ }
+
-+ if(hash_fd(src_fd, hash_algo, hash_buf) > 0) {
++ if (hash_fd(src_fd, hash_algo, hash_buf) > 0) {
+ hash_value = hash_bin_to_hex(hash_buf, hash_len);
+ }
+
-+ if(src_fd != STDIN_FILENO) {
++ if (src_fd != STDIN_FILENO) {
+ close(src_fd);
+ }
+
+
+ return hash_value;
+}
+diff -ruN busybox-1.3.1-orig/libbb/Kbuild busybox-1.3.1-913/libbb/Kbuild
+--- busybox-1.3.1-orig/libbb/Kbuild 2006-12-27 05:55:04.000000000 +0100
++++ busybox-1.3.1-913/libbb/Kbuild 2006-12-27 23:31:20.000000000 +0100
+@@ -37,6 +37,7 @@
+ lib-y += get_last_path_component.o
+ lib-y += get_line_from_file.o
+ lib-y += getopt32.o
++lib-y += hash.o
+ lib-y += herror_msg.o
+ lib-y += herror_msg_and_die.o
+ lib-y += human_readable.o
projects / openwrt.git / blobdiff