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authorticktock35 <ticktock35@e8e0d7a0-c8d9-11dd-a880-a1081c7ac358>2008-12-14 23:25:08 (EST)
committer ticktock35 <ticktock35@e8e0d7a0-c8d9-11dd-a880-a1081c7ac358>2008-12-14 23:25:08 (EST)
commit4b0b7ca249bfa4ecc099c2ca56527eb91776f198 (patch)
treedb5d2602d75a69cc9e1f7f30cbac584f0ab45c45 /file_util.c
parent868cbd739052719d5e0580a0fda6101dada1ce1e (diff)
opkg: re-arrange source code into sub-directories
git-svn-id: http://opkg.googlecode.com/svn/trunk@33 e8e0d7a0-c8d9-11dd-a880-a1081c7ac358
Diffstat (limited to 'file_util.c')
-rw-r--r--file_util.c177
1 files changed, 0 insertions, 177 deletions
diff --git a/file_util.c b/file_util.c
deleted file mode 100644
index da8a1cd..0000000
--- a/file_util.c
+++ /dev/null
@@ -1,177 +0,0 @@
-/* file_util.c - convenience routines for common stat operations
-
- Carl D. Worth
-
- Copyright (C) 2001 University of Southern California
-
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2, or (at
- your option) any later version.
-
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-*/
-
-#include "opkg.h"
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include "sprintf_alloc.h"
-#include "file_util.h"
-#include "md5.h"
-#include "libbb/libbb.h"
-#undef strlen
-
-int file_exists(const char *file_name)
-{
- int err;
- struct stat stat_buf;
-
- err = stat(file_name, &stat_buf);
- if (err == 0) {
- return 1;
- } else {
- return 0;
- }
-}
-
-int file_is_dir(const char *file_name)
-{
- int err;
- struct stat stat_buf;
-
- err = stat(file_name, &stat_buf);
- if (err) {
- return 0;
- }
-
- return S_ISDIR(stat_buf.st_mode);
-}
-
-/* read a single line from a file, stopping at a newline or EOF.
- If a newline is read, it will appear in the resulting string.
- Return value is a malloc'ed char * which should be freed at
- some point by the caller.
-
- Return value is NULL if the file is at EOF when called.
-*/
-#define FILE_READ_LINE_BUF_SIZE 1024
-char *file_read_line_alloc(FILE *file)
-{
- char buf[FILE_READ_LINE_BUF_SIZE];
- int buf_len;
- char *line = NULL;
- int line_size = 0;
-
- memset(buf, 0, FILE_READ_LINE_BUF_SIZE);
- while (fgets(buf, FILE_READ_LINE_BUF_SIZE, file)) {
- buf_len = strlen(buf);
- if (line) {
- line_size += buf_len;
- line = realloc(line, line_size);
- if (line == NULL) {
- fprintf(stderr, "%s: out of memory\n", __FUNCTION__);
- break;
- }
- strcat(line, buf);
- } else {
- line_size = buf_len + 1;
- line = strdup(buf);
- }
- if (buf[buf_len - 1] == '\n') {
- break;
- }
- }
-
- return line;
-}
-
-int file_move(const char *src, const char *dest)
-{
- int err;
-
- err = rename(src, dest);
-
- if (err && errno == EXDEV) {
- err = file_copy(src, dest);
- unlink(src);
- } else if (err) {
- fprintf(stderr, "%s: ERROR: failed to rename %s to %s: %s\n",
- __FUNCTION__, src, dest, strerror(errno));
- }
-
- return err;
-}
-
-/* I put these here to keep libbb dependencies from creeping all over
- the opkg code */
-int file_copy(const char *src, const char *dest)
-{
- int err;
-
- err = copy_file(src, dest, FILEUTILS_FORCE | FILEUTILS_PRESERVE_STATUS);
- if (err) {
- fprintf(stderr, "%s: ERROR: failed to copy %s to %s\n",
- __FUNCTION__, src, dest);
- }
-
- return err;
-}
-
-int file_mkdir_hier(const char *path, long mode)
-{
- return make_directory(path, mode, FILEUTILS_RECUR);
-}
-
-char *file_md5sum_alloc(const char *file_name)
-{
- static const int md5sum_bin_len = 16;
- static const int md5sum_hex_len = 32;
-
- static const unsigned char bin2hex[16] = {
- '0', '1', '2', '3',
- '4', '5', '6', '7',
- '8', '9', 'a', 'b',
- 'c', 'd', 'e', 'f'
- };
-
- int i, err;
- FILE *file;
- unsigned char *md5sum_hex;
- unsigned char md5sum_bin[md5sum_bin_len];
-
- md5sum_hex = malloc(md5sum_hex_len + 1);
- if (md5sum_hex == NULL) {
- fprintf(stderr, "%s: out of memory\n", __FUNCTION__);
- return strdup("");
- }
-
- file = fopen(file_name, "r");
- if (file == NULL) {
- fprintf(stderr, "%s: Failed to open file %s: %s\n",
- __FUNCTION__, file_name, strerror(errno));
- return strdup("");
- }
-
- err = md5_stream(file, md5sum_bin);
- if (err) {
- fprintf(stderr, "%s: ERROR computing md5sum for %s: %s\n",
- __FUNCTION__, file_name, strerror(err));
- return strdup("");
- }
-
- fclose(file);
-
- for (i=0; i < md5sum_bin_len; i++) {
- md5sum_hex[i*2] = bin2hex[md5sum_bin[i] >> 4];
- md5sum_hex[i*2+1] = bin2hex[md5sum_bin[i] & 0xf];
- }
-
- md5sum_hex[md5sum_hex_len] = '\0';
-
- return md5sum_hex;
-}
-