X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=src%2Futil.c;h=3dbb5cdca7260f205997a2c936fcaf437c52dccc;hp=fa7ac5a069f4ef197992dfc5f0ba28cfef5675c9;hb=7c83ef53090441de11cc78d8d26dc337cd7ac475;hpb=d7fe0bb80dc0f7845eee30556c98b5f94eed7d06 diff --git a/src/util.c b/src/util.c index fa7ac5a0..3dbb5cdc 100644 --- a/src/util.c +++ b/src/util.c @@ -3,22 +3,21 @@ */ /* - * Copyright (C) 2010 Carl Thijssen * Copyright (C) 2012 Eric Biggers * * This file is part of wimlib, a library for working with WIM files. * * wimlib is free software; you can redistribute it and/or modify it under the - * terms of the GNU Lesser General Public License as published by the Free - * Software Foundation; either version 2.1 of the License, or (at your option) + * terms of the GNU General Public License as published by the Free + * Software Foundation; either version 3 of the License, or (at your option) * any later version. * * wimlib 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 Lesser General Public License for more + * A PARTICULAR PURPOSE. See the GNU General Public License for more * details. * - * You should have received a copy of the GNU Lesser General Public License + * You should have received a copy of the GNU General Public License * along with wimlib; if not, see http://www.gnu.org/licenses/. */ @@ -107,97 +106,103 @@ WIMLIBAPI int wimlib_set_print_errors(bool show_error_messages) } static const char *error_strings[] = { - [WIMLIB_ERR_SUCCESS] + [WIMLIB_ERR_SUCCESS] = "Success", - [WIMLIB_ERR_COMPRESSED_LOOKUP_TABLE] + [WIMLIB_ERR_ALREADY_LOCKED] + = "The WIM is already locked for writing", + [WIMLIB_ERR_COMPRESSED_LOOKUP_TABLE] = "Lookup table is compressed", - [WIMLIB_ERR_DECOMPRESSION] + [WIMLIB_ERR_DECOMPRESSION] = "Failed to decompress compressed data", - [WIMLIB_ERR_DELETE_STAGING_DIR] + [WIMLIB_ERR_DELETE_STAGING_DIR] = "Failed to delete staging directory", - [WIMLIB_ERR_FORK] + [WIMLIB_ERR_FORK] = "Failed to fork another process", - [WIMLIB_ERR_FUSE] + [WIMLIB_ERR_FUSE] = "An error was returned by fuse_main()", - [WIMLIB_ERR_FUSERMOUNT] + [WIMLIB_ERR_FUSERMOUNT] = "Could not execute the `fusermount' program, or it exited " "with a failure status", - [WIMLIB_ERR_IMAGE_COUNT] + [WIMLIB_ERR_IMAGE_COUNT] = "Inconsistent image count among the metadata " "resources, the WIM header, and/or the XML data", - [WIMLIB_ERR_IMAGE_NAME_COLLISION] + [WIMLIB_ERR_IMAGE_NAME_COLLISION] = "Tried to add an image with a name that is already in use", - [WIMLIB_ERR_INTEGRITY] + [WIMLIB_ERR_INTEGRITY] = "The WIM failed an integrity check", [WIMLIB_ERR_INVALID_CAPTURE_CONFIG] = "The capture configuration string was invalid", - [WIMLIB_ERR_INVALID_CHUNK_SIZE] + [WIMLIB_ERR_INVALID_CHUNK_SIZE] = "The WIM is compressed but does not have a chunk " "size of 32768", - [WIMLIB_ERR_INVALID_COMPRESSION_TYPE] + [WIMLIB_ERR_INVALID_COMPRESSION_TYPE] = "The WIM is compressed, but is not marked as having LZX or " "XPRESS compression", - [WIMLIB_ERR_INVALID_DENTRY] + [WIMLIB_ERR_INVALID_DENTRY] = "A directory entry in the WIM was invalid", - [WIMLIB_ERR_INVALID_HEADER_SIZE] + [WIMLIB_ERR_INVALID_HEADER_SIZE] = "The WIM header was not 208 bytes", - [WIMLIB_ERR_INVALID_IMAGE] + [WIMLIB_ERR_INVALID_IMAGE] = "Tried to select an image that does not exist in the WIM", - [WIMLIB_ERR_INVALID_INTEGRITY_TABLE] + [WIMLIB_ERR_INVALID_INTEGRITY_TABLE] = "The WIM's integrity table is invalid", [WIMLIB_ERR_INVALID_LOOKUP_TABLE_ENTRY] = "An entry in the WIM's lookup table is invalid", - [WIMLIB_ERR_INVALID_PARAM] + [WIMLIB_ERR_INVALID_PARAM] = "An invalid parameter was given", [WIMLIB_ERR_INVALID_RESOURCE_HASH] = "The SHA1 message digest of a WIM resource did not match the expected value", - [WIMLIB_ERR_INVALID_RESOURCE_SIZE] - = "A resource entry in the WIM is invalid", - [WIMLIB_ERR_LINK] + [WIMLIB_ERR_INVALID_RESOURCE_SIZE] + = "A resource entry in the WIM has an invalid size", + [WIMLIB_ERR_LINK] = "Failed to create a hard or symbolic link when extracting " "a file from the WIM", - [WIMLIB_ERR_MKDIR] + [WIMLIB_ERR_MKDIR] = "Failed to create a directory", - [WIMLIB_ERR_MQUEUE] + [WIMLIB_ERR_MQUEUE] = "Failed to create or use a POSIX message queue", - [WIMLIB_ERR_NOMEM] + [WIMLIB_ERR_NOMEM] = "Ran out of memory", - [WIMLIB_ERR_NOTDIR] + [WIMLIB_ERR_NOTDIR] = "Expected a directory", - [WIMLIB_ERR_NOT_A_WIM_FILE] + [WIMLIB_ERR_NOT_A_WIM_FILE] = "The file did not begin with the magic characters that " "identify a WIM file", - [WIMLIB_ERR_NO_FILENAME] + [WIMLIB_ERR_NO_FILENAME] = "The WIM is not identified with a filename", [WIMLIB_ERR_NTFS_3G] = "NTFS-3g encountered an error (check errno)", - [WIMLIB_ERR_OPEN] + [WIMLIB_ERR_OPEN] = "Failed to open a file", - [WIMLIB_ERR_OPENDIR] + [WIMLIB_ERR_OPENDIR] = "Failed to open a directory", - [WIMLIB_ERR_READ] + [WIMLIB_ERR_READ] = "Could not read data from a file", [WIMLIB_ERR_READLINK] = "Could not read the target of a symbolic link", - [WIMLIB_ERR_RENAME] + [WIMLIB_ERR_RENAME] = "Could not rename a file", + [WIMLIB_ERR_REOPEN] + = "Could not re-open the WIM after overwriting it", + [WIMLIB_ERR_RESOURCE_ORDER] + = "The components of the WIM were arranged in an unexpected order", [WIMLIB_ERR_SPECIAL_FILE] = "Encountered a special file that cannot be archived", - [WIMLIB_ERR_SPLIT_INVALID] + [WIMLIB_ERR_SPLIT_INVALID] = "The WIM is part of an invalid split WIM", - [WIMLIB_ERR_SPLIT_UNSUPPORTED] + [WIMLIB_ERR_SPLIT_UNSUPPORTED] = "The WIM is part of a split WIM, which is not supported for this operation", - [WIMLIB_ERR_STAT] + [WIMLIB_ERR_STAT] = "Could not read the metadata for a file or directory", - [WIMLIB_ERR_TIMEOUT] + [WIMLIB_ERR_TIMEOUT] = "Timed out", - [WIMLIB_ERR_UNKNOWN_VERSION] + [WIMLIB_ERR_UNKNOWN_VERSION] = "The WIM file is marked with an unknown version number", - [WIMLIB_ERR_UNSUPPORTED] + [WIMLIB_ERR_UNSUPPORTED] = "The requested operation is unsupported", - [WIMLIB_ERR_WRITE] + [WIMLIB_ERR_WRITE] = "Failed to write data to a file", - [WIMLIB_ERR_XML] + [WIMLIB_ERR_XML] = "The XML data of the WIM is invalid", }; @@ -229,8 +234,8 @@ char *wimlib_strdup(const char *str) { size_t size; char *p; - - size = strlen(str); + + size = strlen(str); p = MALLOC(size + 1); if (p) memcpy(p, str, size + 1); @@ -251,7 +256,7 @@ WIMLIBAPI int wimlib_set_memory_allocator(void *(*malloc_func)(size_t), wimlib_free_func = free_func ? free_func : free; wimlib_realloc_func = realloc_func ? realloc_func : realloc; - xml_set_memory_allocator(wimlib_malloc_func, wimlib_free_func, + xml_set_memory_allocator(wimlib_malloc_func, wimlib_free_func, wimlib_realloc_func); return 0; #else @@ -288,7 +293,7 @@ char *utf16_to_utf8(const char *utf16_str, size_t utf16_len, char *orig_utf8_str = utf8_str; - size_t num_chars_converted = iconv(cd_utf16_to_utf8, (char**)&utf16_str, + size_t num_chars_converted = iconv(cd_utf16_to_utf8, (char**)&utf16_str, &utf16_bytes_left, &utf8_str, &utf8_bytes_left); if (num_chars_converted == (size_t)(-1)) { @@ -331,7 +336,7 @@ char *utf8_to_utf16(const char *utf8_str, size_t utf8_len, char *orig_utf16_str = utf16_str; - size_t num_chars_converted = iconv(cd_utf8_to_utf16, (char**)&utf8_str, + size_t num_chars_converted = iconv(cd_utf8_to_utf16, (char**)&utf8_str, &utf8_bytes_left, &utf16_str, &utf16_bytes_left); if (num_chars_converted == (size_t)(-1)) { @@ -376,17 +381,19 @@ ssize_t full_write(int fd, const void *buf, size_t n) static bool seeded = false; +static void seed_random() +{ + srand(time(NULL) * getpid()); + seeded = true; +} + /* Fills @n bytes pointed to by @p with random alphanumeric characters. */ void randomize_char_array_with_alnum(char p[], size_t n) { - int r; - - if (!seeded) { - srand(time(NULL)); - seeded = true; - } + if (!seeded) + seed_random(); while (n--) { - r = rand() % 62; + int r = rand() % 62; if (r < 26) *p++ = r + 'a'; else if (r < 52) @@ -399,10 +406,8 @@ void randomize_char_array_with_alnum(char p[], size_t n) /* Fills @n bytes pointer to by @p with random numbers. */ void randomize_byte_array(u8 *p, size_t n) { - if (!seeded) { - srand(time(NULL)); - seeded = true; - } + if (!seeded) + seed_random(); while (n--) *p++ = rand(); } @@ -445,7 +450,7 @@ const char *path_basename(const char *path) return p + 1; } -/* +/* * Returns a pointer to the part of @path following the first colon in the last * path component, or NULL if the last path component does not contain a colon. */ @@ -459,7 +464,7 @@ const char *path_stream_name(const char *path) return stream_name + 1; } -/* +/* * Splits a file path into the part before the first '/', or the entire name if * there is no '/', and the part after the first sequence of '/' characters. * @@ -467,7 +472,7 @@ const char *path_stream_name(const char *path) * @first_part_len_ret: A pointer to a `size_t' into which the length of the * first part of the path will be returned. * @return: A pointer to the next part of the path, after the first - * sequence of '/', or a pointer to the terminating + * sequence of '/', or a pointer to the terminating * null byte in the case of a path without any '/'. */ const char *path_next_part(const char *path, size_t *first_part_len_ret) @@ -502,9 +507,9 @@ int get_num_path_components(const char *path) } -/* +/* * Prints a string. Printable characters are printed as-is, while unprintable - * characters are printed as their octal escape codes. + * characters are printed as their octal escape codes. */ void print_string(const void *string, size_t len) {