diff options
Diffstat (limited to 'openwrt/package/busybox/patches/913-libbb_hash.patch')
| -rw-r--r-- | openwrt/package/busybox/patches/913-libbb_hash.patch | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/openwrt/package/busybox/patches/913-libbb_hash.patch b/openwrt/package/busybox/patches/913-libbb_hash.patch new file mode 100644 index 0000000..a146a07 --- /dev/null +++ b/openwrt/package/busybox/patches/913-libbb_hash.patch @@ -0,0 +1,215 @@ +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 @@ + + #include "busybox.h" + +-typedef enum { HASH_SHA1, HASH_MD5 } hash_algo_t; +- + #define FLAG_SILENT 1 + #define FLAG_CHECK 2 + #define FLAG_WARN 4 + +-/* This might be useful elsewhere */ +-static 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]); +- } +- return (hex_value); +-} +- +-static uint8_t *hash_file(const char *filename, hash_algo_t hash_algo) +-{ +- int src_fd, hash_len, count; +- union _ctx_ { +- sha1_ctx_t sha1; +- md5_ctx_t md5; +- } context; +- uint8_t *hash_value = NULL; +- 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; +- } +- +- // 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) { +- 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"); +- } +- +- +- while(0 < (count = read(src_fd, in_buf, sizeof in_buf))) { +- update(in_buf, count, &context); +- } +- +- 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) { +- 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) + { +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); + ++typedef enum { HASH_SHA1, HASH_MD5 } hash_algo_t; ++ ++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 @@ + + 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 @@ ++/* ++ * Copyright (C) 2003 Glenn L. McGrath ++ * Copyright (C) 2003-2004 Erik Andersen ++ * ++ * Licensed under the GPL v2 or later, see the file LICENSE in this tarball. ++ */ ++ ++#include <fcntl.h> ++#include <limits.h> ++#include <stdio.h> ++#include <stdint.h> ++#include <stdlib.h> ++#include <string.h> ++#include <unistd.h> ++ ++#include "busybox.h" ++ ++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]); ++ } ++ return (hex_value); ++} ++ ++int hash_fd(int fd, hash_algo_t hash_algo, uint8_t *hash_value) ++{ ++ int count, result = 0; ++ union _ctx_ { ++ sha1_ctx_t sha1; ++ md5_ctx_t md5; ++ } context; ++ RESERVE_CONFIG_UBUFFER(in_buf, 4096); ++ void (*update)(const void*, size_t, void*) = NULL; ++ void (*final)(void*, void*) = NULL; ++ ++ // figure specific hash algorithims ++ 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) { ++ 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))) { ++ update(in_buf, count, &context); ++ result += count; ++ } ++ ++ if(count == 0) { ++ final(hash_value, &context); ++ } ++ ++ RELEASE_CONFIG_BUFFER(in_buf); ++ ++ return result; ++} ++ ++uint8_t *hash_file(const char *filename, hash_algo_t hash_algo) ++{ ++ int src_fd, hash_len; ++ RESERVE_CONFIG_UBUFFER(hash_buf, 20); ++ uint8_t *hash_value = NULL; ++ ++ if(ENABLE_MD5SUM && hash_algo==HASH_MD5) { ++ hash_len = 16; ++ } 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; ++ } ++ ++ 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) { ++ close(src_fd); ++ } ++ ++ RELEASE_CONFIG_BUFFER(hash_buf); ++ ++ return hash_value; ++} |