src/dentry.c \
src/divsufsort.c \
src/encoding.c \
+ src/error.c \
src/export_image.c \
src/extract.c \
src/file_io.c \
#ifndef _WIMLIB_ERROR_H
#define _WIMLIB_ERROR_H
+#include <stdio.h>
+
#include "wimlib.h" /* Get error code definitions */
#include "wimlib/compiler.h"
#include "wimlib/types.h"
-#include <stdio.h>
-
static inline int _format_attribute(printf, 1, 2)
dummy_tprintf(const tchar *format, ...)
{
# define DEBUG(format, ...) dummy_tprintf(T(format), ## __VA_ARGS__)
#endif /* !ENABLE_DEBUG */
+extern void
+print_byte_field(const u8 *field, size_t len, FILE *out);
+
#endif /* _WIMLIB_ERROR_H */
extern tchar *
canonicalize_wim_path(const tchar *wim_path) _malloc_attribute;
+/* is_any_path_separator() - characters treated as path separators in WIM path
+ * specifications and capture configuration files (the former will be translated
+ * to WIM_PATH_SEPARATOR; the latter will be translated to
+ * OS_PREFERRED_PATH_SEPARATOR)
+ *
+ * OS_PREFERRED_PATH_SEPARATOR - preferred (or only) path separator on the
+ * operating system. Used when constructing filesystem paths to extract or
+ * archive.
+ *
+ * WIM_PATH_SEPARATOR - character treated as path separator for WIM paths.
+ * Currently needs to be '/' on UNIX for the WIM mounting code to work properly.
+ */
+
+#ifdef __WIN32__
+# define OS_PREFERRED_PATH_SEPARATOR L'\\'
+# define is_any_path_separator(c) ((c) == L'/' || (c) == L'\\')
+#else
+# define OS_PREFERRED_PATH_SEPARATOR '/'
+# define is_any_path_separator(c) ((c) == '/' || (c) == '\\')
+#endif
+
+#define WIM_PATH_SEPARATOR WIMLIB_WIM_PATH_SEPARATOR
+
#endif /* _WIMLIB_PATHS_H */
+/*
+ * util.h - utility functions and macros
+ */
#ifndef _WIMLIB_UTIL_H
#define _WIMLIB_UTIL_H
-#include "wimlib/types.h"
#include "wimlib/compiler.h"
+#include "wimlib/types.h"
-#include <stdio.h>
+/****************
+ * General macros
+ *****************/
-/**
- * container_of - cast a member of a structure out to the containing structure
- * @ptr: the pointer to the member.
- * @type: the type of the container struct this is embedded in.
- * @member: the name of the member within the struct.
- *
- */
-#ifndef container_of
-#define container_of(ptr, type, member) ({ \
- const typeof( ((type *)0)->member ) *__mptr = (ptr); \
- (type *)( (char *)__mptr - offsetof(type,member) );})
-#endif
+/* Cast a pointer to a struct member to a pointer to the containing struct. */
+#define container_of(ptr, type, member) \
+ ((type *)((char *)(ptr) - offsetof(type, member)))
-#define DIV_ROUND_UP(numerator, denominator) \
- (((numerator) + (denominator) - 1) / (denominator))
+/* Calculate 'n / d', but round up instead of down. */
+#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
-#define MODULO_NONZERO(numerator, denominator) \
- (((numerator) % (denominator)) ? ((numerator) % (denominator)) : (denominator))
+/* Calculate 'n % d', but return 'd' if the result would be 0. */
+#define MODULO_NONZERO(n, d) (((n) % (d)) ? ((n) % (d)) : (d))
-#define ARRAY_LEN(array) (sizeof(array) / sizeof((array)[0]))
+/* Get the number of elements of an array type. */
+#define ARRAY_LEN(array) (sizeof(array) / sizeof((array)[0]))
-#define ZERO_ARRAY(array) memset(array, 0, sizeof(array))
+/* Maximum number of bytes that can be allocated on the stack.
+ *
+ * Note: this isn't a hard bound on the stack space used, since this is just for
+ * individual arrays. The full call stack could use more than this. */
+#define STACK_MAX 32768
-/* Used for buffering FILE IO in a few places */
+/* Default size of file I/O buffer. Currently assumed to be <= STACK_MAX. */
#define BUFFER_SIZE 32768
-/* Maximum number of array elements to allocate on the stack (used in various
- * places when large temporary buffers are needed). */
-#define STACK_MAX 32768
+/*******************
+ * Memory allocation
+ *******************/
extern void *
-wimlib_malloc(size_t) _malloc_attribute;
+wimlib_malloc(size_t size) _malloc_attribute;
extern void
wimlib_free_memory(void *p);
extern void *
-wimlib_realloc(void *, size_t);
+wimlib_realloc(void *ptr, size_t size);
extern void *
wimlib_calloc(size_t nmemb, size_t size) _malloc_attribute;
+extern char *
+wimlib_strdup(const char *str) _malloc_attribute;
+
#ifdef __WIN32__
extern wchar_t *
wimlib_wcsdup(const wchar_t *str) _malloc_attribute;
-
#endif
-extern char *
-wimlib_strdup(const char *str) _malloc_attribute;
extern void *
wimlib_aligned_malloc(size_t size, size_t alignment) _malloc_attribute;
extern void
wimlib_aligned_free(void *ptr);
-#define MALLOC wimlib_malloc
-#define FREE wimlib_free_memory
-#define REALLOC wimlib_realloc
-#define CALLOC wimlib_calloc
-#define STRDUP wimlib_strdup
-#define WCSDUP wimlib_wcsdup
-#define ALIGNED_MALLOC wimlib_aligned_malloc
-#define ALIGNED_FREE wimlib_aligned_free
-
extern void *
memdup(const void *mem, size_t size) _malloc_attribute;
+#define MALLOC wimlib_malloc
+#define FREE wimlib_free_memory
+#define REALLOC wimlib_realloc
+#define CALLOC wimlib_calloc
+#define STRDUP wimlib_strdup
+#define WCSDUP wimlib_wcsdup
+#define ALIGNED_MALLOC wimlib_aligned_malloc
+#define ALIGNED_FREE wimlib_aligned_free
+
+/*******************
+ * String utilities
+ *******************/
+
#ifndef HAVE_MEMPCPY
extern void *
mempcpy(void *dst, const void *src, size_t n);
randomize_byte_array(u8 *p, size_t n);
extern void
-randomize_char_array_with_alnum(tchar p[], size_t n);
+randomize_char_array_with_alnum(tchar *p, size_t n);
-extern void
-print_byte_field(const u8 field[], size_t len, FILE *out);
+/************************
+ * Hashing and comparison
+ ************************/
static inline bool
is_power_of_2(unsigned long n)
{
if (n1 < n2)
return -1;
- else if (n1 > n2)
+ if (n1 > n2)
return 1;
- else
- return 0;
+ return 0;
}
-/* is_any_path_separator() - characters treated as path separators in WIM path
- * specifications and capture configuration files (the former will be translated
- * to WIM_PATH_SEPARATOR; the latter will be translated to
- * OS_PREFERRED_PATH_SEPARATOR)
- *
- * OS_PREFERRED_PATH_SEPARATOR - preferred (or only) path separator on the
- * operating system. Used when constructing filesystem paths to extract or
- * archive.
- *
- * WIM_PATH_SEPARATOR - character treated as path separator for WIM paths.
- * Currently needs to be '/' on UNIX for the WIM mounting code to work properly.
- */
-
-#ifdef __WIN32__
-# define OS_PREFERRED_PATH_SEPARATOR L'\\'
-# define is_any_path_separator(c) ((c) == L'/' || (c) == L'\\')
-#else
-# define OS_PREFERRED_PATH_SEPARATOR '/'
-# define is_any_path_separator(c) ((c) == '/' || (c) == '\\')
-#endif
-
-#define WIM_PATH_SEPARATOR WIMLIB_WIM_PATH_SEPARATOR
-
#endif /* _WIMLIB_UTIL_H */
#include "wimlib/encoding.h"
#include "wimlib/endianness.h"
#include "wimlib/metadata.h"
+#include "wimlib/paths.h"
#include <errno.h>
--- /dev/null
+/*
+ * error.c - logging and error code translation
+ */
+
+/*
+ * Copyright (C) 2012, 2013, 2014 Eric Biggers
+ *
+ * This file 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 3 of the License, or (at your option) any
+ * later version.
+ *
+ * This file 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
+ * details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this file; if not, see http://www.gnu.org/licenses/.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+/* Make sure the POSIX-compatible strerror_r() is declared, rather than the GNU
+ * version, which has a different return type. */
+#ifdef _GNU_SOURCE
+# define GNU_SOURCE_WAS_DEFINED
+# undef _GNU_SOURCE
+# ifndef _POSIX_C_SOURCE
+# define _POSIX_C_SOURCE 200112L
+# endif
+#endif
+#include <string.h>
+#ifdef GNU_SOURCE_WAS_DEFINED
+# define _GNU_SOURCE
+#endif
+
+#include <errno.h>
+#include <stdarg.h>
+
+#include "wimlib.h"
+#include "wimlib/error.h"
+#include "wimlib/util.h"
+#ifdef __WIN32__
+# include "wimlib/win32.h"
+#endif
+
+#ifdef ENABLE_ERROR_MESSAGES
+bool wimlib_print_errors = false;
+FILE *wimlib_error_file = NULL; /* Set in wimlib_global_init() */
+static bool wimlib_owns_error_file = false;
+#endif
+
+#if defined(ENABLE_ERROR_MESSAGES) || defined(ENABLE_DEBUG)
+static void
+wimlib_vmsg(const tchar *tag, const tchar *format,
+ va_list va, bool perror)
+{
+#if !defined(ENABLE_DEBUG)
+ if (wimlib_print_errors)
+#endif
+ {
+ int errno_save = errno;
+ fflush(stdout);
+ tfputs(tag, wimlib_error_file);
+ tvfprintf(wimlib_error_file, format, va);
+ if (perror && errno_save != 0) {
+ tchar buf[64];
+ int res;
+ res = tstrerror_r(errno_save, buf, ARRAY_LEN(buf));
+ if (res) {
+ tsprintf(buf,
+ T("unknown error (errno=%d)"),
+ errno_save);
+ }
+ #ifdef WIN32
+ if (errno_save == EBUSY)
+ tstrcpy(buf, T("Resource busy"));
+ #endif
+ tfprintf(wimlib_error_file, T(": %"TS), buf);
+ }
+ tputc(T('\n'), wimlib_error_file);
+ fflush(wimlib_error_file);
+ errno = errno_save;
+ }
+}
+#endif
+
+#ifdef ENABLE_ERROR_MESSAGES
+void
+wimlib_error(const tchar *format, ...)
+{
+ va_list va;
+
+ va_start(va, format);
+ wimlib_vmsg(T("\r[ERROR] "), format, va, false);
+ va_end(va);
+}
+
+void
+wimlib_error_with_errno(const tchar *format, ...)
+{
+ va_list va;
+
+ va_start(va, format);
+ wimlib_vmsg(T("\r[ERROR] "), format, va, true);
+ va_end(va);
+}
+
+void
+wimlib_warning(const tchar *format, ...)
+{
+ va_list va;
+
+ va_start(va, format);
+ wimlib_vmsg(T("\r[WARNING] "), format, va, false);
+ va_end(va);
+}
+
+void
+wimlib_warning_with_errno(const tchar *format, ...)
+{
+ va_list va;
+
+ va_start(va, format);
+ wimlib_vmsg(T("\r[WARNING] "), format, va, true);
+ va_end(va);
+}
+
+#endif
+
+#if defined(ENABLE_DEBUG) || defined(ENABLE_MORE_DEBUG)
+void wimlib_debug(const tchar *filename, int line, const char *func,
+ const tchar *format, ...)
+{
+ va_list va;
+ tchar buf[tstrlen(filename) + strlen(func) + 30];
+
+ tsprintf(buf, T("[%"TS" %d] %s(): "), filename, line, func);
+ va_start(va, format);
+ wimlib_vmsg(buf, format, va, false);
+ va_end(va);
+}
+#endif
+
+void
+print_byte_field(const u8 *field, size_t len, FILE *out)
+{
+ while (len--)
+ tfprintf(out, T("%02hhx"), *field++);
+}
+
+WIMLIBAPI int
+wimlib_set_print_errors(bool show_error_messages)
+{
+#ifdef ENABLE_ERROR_MESSAGES
+ wimlib_print_errors = show_error_messages;
+#else
+ if (show_error_messages)
+ return WIMLIB_ERR_UNSUPPORTED;
+#endif
+ return 0;
+}
+
+WIMLIBAPI int
+wimlib_set_error_file(FILE *fp)
+{
+#ifdef ENABLE_ERROR_MESSAGES
+ if (wimlib_owns_error_file)
+ fclose(wimlib_error_file);
+ wimlib_error_file = fp;
+ wimlib_print_errors = (fp != NULL);
+ wimlib_owns_error_file = false;
+ return 0;
+#else
+ return WIMLIB_ERR_UNSUPPORTED;
+#endif
+}
+
+WIMLIBAPI int
+wimlib_set_error_file_by_name(const tchar *path)
+{
+#ifdef ENABLE_ERROR_MESSAGES
+ FILE *fp;
+
+#ifdef __WIN32__
+ fp = win32_open_logfile(path);
+#else
+ fp = fopen(path, "a");
+#endif
+ if (!fp)
+ return WIMLIB_ERR_OPEN;
+ wimlib_set_error_file(fp);
+ wimlib_owns_error_file = true;
+ return 0;
+#else
+ return WIMLIB_ERR_UNSUPPORTED;
+#endif
+}
+
+static const tchar * const error_strings[] = {
+ [WIMLIB_ERR_SUCCESS]
+ = T("Success"),
+ [WIMLIB_ERR_ALREADY_LOCKED]
+ = T("The WIM is already locked for writing"),
+ [WIMLIB_ERR_DECOMPRESSION]
+ = T("Failed to decompress compressed data"),
+ [WIMLIB_ERR_FUSE]
+ = T("An error was returned by fuse_main()"),
+ [WIMLIB_ERR_GLOB_HAD_NO_MATCHES]
+ = T("The provided file glob did not match any files"),
+ [WIMLIB_ERR_ICONV_NOT_AVAILABLE]
+ = T("The iconv() function does not seem to work. "
+ "Maybe check to make sure the directory /usr/lib/gconv exists"),
+ [WIMLIB_ERR_IMAGE_COUNT]
+ = T("Inconsistent image count among the metadata "
+ "resources, the WIM header, and/or the XML data"),
+ [WIMLIB_ERR_IMAGE_NAME_COLLISION]
+ = T("Tried to add an image with a name that is already in use"),
+ [WIMLIB_ERR_INSUFFICIENT_PRIVILEGES]
+ = T("The user does not have sufficient privileges"),
+ [WIMLIB_ERR_INTEGRITY]
+ = T("The WIM file is corrupted (failed integrity check)"),
+ [WIMLIB_ERR_INVALID_CAPTURE_CONFIG]
+ = T("The capture configuration string was invalid"),
+ [WIMLIB_ERR_INVALID_CHUNK_SIZE]
+ = T("The compression chunk size was unrecognized"),
+ [WIMLIB_ERR_INVALID_COMPRESSION_TYPE]
+ = T("The compression type was unrecognized"),
+ [WIMLIB_ERR_INVALID_HEADER]
+ = T("The WIM header was invalid"),
+ [WIMLIB_ERR_INVALID_IMAGE]
+ = T("Tried to select an image that does not exist in the WIM"),
+ [WIMLIB_ERR_INVALID_INTEGRITY_TABLE]
+ = T("The WIM's integrity table is invalid"),
+ [WIMLIB_ERR_INVALID_LOOKUP_TABLE_ENTRY]
+ = T("An entry in the WIM's lookup table is invalid"),
+ [WIMLIB_ERR_INVALID_METADATA_RESOURCE]
+ = T("The metadata resource is invalid"),
+ [WIMLIB_ERR_INVALID_MULTIBYTE_STRING]
+ = T("A string was not valid in the current locale's character encoding"),
+ [WIMLIB_ERR_INVALID_OVERLAY]
+ = T("Conflicting files in overlay when creating a WIM image"),
+ [WIMLIB_ERR_INVALID_PARAM]
+ = T("An invalid parameter was given"),
+ [WIMLIB_ERR_INVALID_PART_NUMBER]
+ = T("The part number or total parts of the WIM is invalid"),
+ [WIMLIB_ERR_INVALID_PIPABLE_WIM]
+ = T("The pipable WIM is invalid"),
+ [WIMLIB_ERR_INVALID_REPARSE_DATA]
+ = T("The reparse data of a reparse point was invalid"),
+ [WIMLIB_ERR_INVALID_RESOURCE_HASH]
+ = T("The SHA1 message digest of a WIM resource did not match the expected value"),
+ [WIMLIB_ERR_INVALID_UTF8_STRING]
+ = T("A string provided as input by the user was not a valid UTF-8 string"),
+ [WIMLIB_ERR_INVALID_UTF16_STRING]
+ = T("A string in a WIM dentry is not a valid UTF-16LE string"),
+ [WIMLIB_ERR_IS_DIRECTORY]
+ = T("One of the specified paths to delete was a directory"),
+ [WIMLIB_ERR_IS_SPLIT_WIM]
+ = T("The WIM is part of a split WIM, which is not supported for this operation"),
+ [WIMLIB_ERR_LIBXML_UTF16_HANDLER_NOT_AVAILABLE]
+ = T("libxml2 was unable to find a character encoding conversion handler "
+ "for UTF-16LE"),
+ [WIMLIB_ERR_LINK]
+ = T("Failed to create a hard or symbolic link when extracting "
+ "a file from the WIM"),
+ [WIMLIB_ERR_METADATA_NOT_FOUND]
+ = T("A required metadata resource could not be located"),
+ [WIMLIB_ERR_MKDIR]
+ = T("Failed to create a directory"),
+ [WIMLIB_ERR_MQUEUE]
+ = T("Failed to create or use a POSIX message queue"),
+ [WIMLIB_ERR_NOMEM]
+ = T("Ran out of memory"),
+ [WIMLIB_ERR_NOTDIR]
+ = T("Expected a directory"),
+ [WIMLIB_ERR_NOTEMPTY]
+ = T("Directory was not empty"),
+ [WIMLIB_ERR_NOT_A_REGULAR_FILE]
+ = T("One of the specified paths to extract did not "
+ "correspond to a regular file"),
+ [WIMLIB_ERR_NOT_A_WIM_FILE]
+ = T("The file did not begin with the magic characters that "
+ "identify a WIM file"),
+ [WIMLIB_ERR_NO_FILENAME]
+ = T("The WIM is not identified with a filename"),
+ [WIMLIB_ERR_NOT_PIPABLE]
+ = T("The WIM was not captured such that it can be "
+ "applied from a pipe"),
+ [WIMLIB_ERR_NTFS_3G]
+ = T("NTFS-3g encountered an error (check errno)"),
+ [WIMLIB_ERR_OPEN]
+ = T("Failed to open a file"),
+ [WIMLIB_ERR_OPENDIR]
+ = T("Failed to open a directory"),
+ [WIMLIB_ERR_PATH_DOES_NOT_EXIST]
+ = T("The path does not exist in the WIM image"),
+ [WIMLIB_ERR_READ]
+ = T("Could not read data from a file"),
+ [WIMLIB_ERR_READLINK]
+ = T("Could not read the target of a symbolic link"),
+ [WIMLIB_ERR_RENAME]
+ = T("Could not rename a file"),
+ [WIMLIB_ERR_REPARSE_POINT_FIXUP_FAILED]
+ = T("Unable to complete reparse point fixup"),
+ [WIMLIB_ERR_RESOURCE_NOT_FOUND]
+ = T("A file resource needed to complete the operation was missing from the WIM"),
+ [WIMLIB_ERR_RESOURCE_ORDER]
+ = T("The components of the WIM were arranged in an unexpected order"),
+ [WIMLIB_ERR_SET_ATTRIBUTES]
+ = T("Failed to set attributes on extracted file"),
+ [WIMLIB_ERR_SET_REPARSE_DATA]
+ = T("Failed to set reparse data on extracted file"),
+ [WIMLIB_ERR_SET_SECURITY]
+ = T("Failed to set file owner, group, or other permissions on extracted file"),
+ [WIMLIB_ERR_SET_SHORT_NAME]
+ = T("Failed to set short name on extracted file"),
+ [WIMLIB_ERR_SET_TIMESTAMPS]
+ = T("Failed to set timestamps on extracted file"),
+ [WIMLIB_ERR_SPLIT_INVALID]
+ = T("The WIM is part of an invalid split WIM"),
+ [WIMLIB_ERR_STAT]
+ = T("Could not read the metadata for a file or directory"),
+ [WIMLIB_ERR_UNEXPECTED_END_OF_FILE]
+ = T("Unexpectedly reached the end of the file"),
+ [WIMLIB_ERR_UNICODE_STRING_NOT_REPRESENTABLE]
+ = T("A Unicode string could not be represented in the current locale's encoding"),
+ [WIMLIB_ERR_UNKNOWN_VERSION]
+ = T("The WIM file is marked with an unknown version number"),
+ [WIMLIB_ERR_UNSUPPORTED]
+ = T("The requested operation is unsupported"),
+ [WIMLIB_ERR_UNSUPPORTED_FILE]
+ = T("A file in the directory tree to archive was not of a supported type"),
+ [WIMLIB_ERR_WIM_IS_READONLY]
+ = T("The WIM is read-only (file permissions, header flag, or split WIM)"),
+ [WIMLIB_ERR_WRITE]
+ = T("Failed to write data to a file"),
+ [WIMLIB_ERR_XML]
+ = T("The XML data of the WIM is invalid"),
+ [WIMLIB_ERR_WIM_IS_ENCRYPTED]
+ = T("The WIM file (or parts of it) is encrypted"),
+ [WIMLIB_ERR_WIMBOOT]
+ = T("Failed to set WIMBoot pointer data"),
+ [WIMLIB_ERR_ABORTED_BY_PROGRESS]
+ = T("The operation was aborted by the library user"),
+ [WIMLIB_ERR_UNKNOWN_PROGRESS_STATUS]
+ = T("The user-provided progress function returned an unrecognized value"),
+ [WIMLIB_ERR_MKNOD]
+ = T("Unable to create a special file (e.g. device node or socket)"),
+ [WIMLIB_ERR_MOUNTED_IMAGE_IS_BUSY]
+ = T("There are still files open on the mounted WIM image"),
+ [WIMLIB_ERR_NOT_A_MOUNTPOINT]
+ = T("There is not a WIM image mounted on the directory"),
+ [WIMLIB_ERR_NOT_PERMITTED_TO_UNMOUNT]
+ = T("The current user does not have permission to unmount the WIM image"),
+ [WIMLIB_ERR_FVE_LOCKED_VOLUME]
+ = T("The volume must be unlocked before it can be used"),
+};
+
+WIMLIBAPI const tchar *
+wimlib_get_error_string(enum wimlib_error_code _code)
+{
+ unsigned int code = (unsigned int)_code;
+
+ if (code >= ARRAY_LEN(error_strings) || error_strings[code] == NULL)
+ return T("Unknown error");
+
+ return error_strings[code];
+}
* checked to be the same as wim->hdr.total_parts. Otherwise, it
* could be unexpectedly high and cause a stack overflow. */
WIMStruct *parts_to_swms[num_additional_swms];
- ZERO_ARRAY(parts_to_swms);
+ memset(parts_to_swms, 0, sizeof(parts_to_swms));
for (unsigned i = 0; i < num_additional_swms; i++) {
WIMStruct *swm = additional_swms[i];
/*
- * util.c
+ * util.c - utility functions
*/
/*
- * Copyright (C) 2012, 2013 Eric Biggers
+ * Copyright (C) 2012, 2013, 2014 Eric Biggers
*
* This file 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
# include "config.h"
#endif
-/* Make sure the POSIX-compatible strerror_r() is declared, rather than the GNU
- * version, which has a different return type. */
-#ifdef _GNU_SOURCE
-# define _GNU_SOURCE_DEFINED 1
-# undef _GNU_SOURCE
-# ifndef _POSIX_C_SOURCE
-# define _POSIX_C_SOURCE 200112L
-# endif
-#endif
+#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
-#ifdef _GNU_SOURCE_DEFINED
-# define _GNU_SOURCE
-#endif
#include "wimlib.h"
#include "wimlib/assert.h"
-#include "wimlib/compiler.h"
-#include "wimlib/encoding.h"
-#include "wimlib/error.h"
-#include "wimlib/types.h"
+#include "wimlib/timestamp.h"
#include "wimlib/util.h"
#include "wimlib/xml.h"
-#ifdef __WIN32__
-# include "wimlib/win32.h" /* win32_strerror_r_replacement */
-#endif
-
-#include <errno.h>
-#include <stdarg.h>
-#include <stdlib.h>
-#include <time.h>
-#include <unistd.h>
-
-size_t
-utf16le_strlen(const utf16lechar *s)
-{
- const utf16lechar *p = s;
- while (*p)
- p++;
- return (p - s) * sizeof(utf16lechar);
-}
-
-#ifdef ENABLE_ERROR_MESSAGES
-bool wimlib_print_errors = false;
-FILE *wimlib_error_file = NULL; /* Set in wimlib_global_init() */
-static bool wimlib_owns_error_file = false;
-#endif
-
-#if defined(ENABLE_ERROR_MESSAGES) || defined(ENABLE_DEBUG)
-static void
-wimlib_vmsg(const tchar *tag, const tchar *format,
- va_list va, bool perror)
-{
-#if !defined(ENABLE_DEBUG)
- if (wimlib_print_errors)
-#endif
- {
- int errno_save = errno;
- fflush(stdout);
- tfputs(tag, wimlib_error_file);
- tvfprintf(wimlib_error_file, format, va);
- if (perror && errno_save != 0) {
- tchar buf[64];
- int res;
- res = tstrerror_r(errno_save, buf, ARRAY_LEN(buf));
- if (res) {
- tsprintf(buf,
- T("unknown error (errno=%d)"),
- errno_save);
- }
- #ifdef WIN32
- if (errno_save == EBUSY)
- tstrcpy(buf, T("Resource busy"));
- #endif
- tfprintf(wimlib_error_file, T(": %"TS), buf);
- }
- tputc(T('\n'), wimlib_error_file);
- fflush(wimlib_error_file);
- errno = errno_save;
- }
-}
-#endif
-
-/* True if wimlib is to print an informational message when an error occurs.
- * This can be turned off by calling wimlib_set_print_errors(false). */
-#ifdef ENABLE_ERROR_MESSAGES
-void
-wimlib_error(const tchar *format, ...)
-{
- va_list va;
-
- va_start(va, format);
- wimlib_vmsg(T("\r[ERROR] "), format, va, false);
- va_end(va);
-}
-
-void
-wimlib_error_with_errno(const tchar *format, ...)
-{
- va_list va;
-
- va_start(va, format);
- wimlib_vmsg(T("\r[ERROR] "), format, va, true);
- va_end(va);
-}
-
-void
-wimlib_warning(const tchar *format, ...)
-{
- va_list va;
-
- va_start(va, format);
- wimlib_vmsg(T("\r[WARNING] "), format, va, false);
- va_end(va);
-}
-
-void
-wimlib_warning_with_errno(const tchar *format, ...)
-{
- va_list va;
-
- va_start(va, format);
- wimlib_vmsg(T("\r[WARNING] "), format, va, true);
- va_end(va);
-}
-
-#endif
-
-#if defined(ENABLE_DEBUG) || defined(ENABLE_MORE_DEBUG)
-void wimlib_debug(const tchar *file, int line, const char *func,
- const tchar *format, ...)
-{
- va_list va;
- tchar buf[tstrlen(file) + strlen(func) + 30];
-
- static bool debug_enabled = false;
- if (!debug_enabled) {
- char *value = getenv("WIMLIB_DEBUG");
- if (!value || strcmp(value, "0"))
- debug_enabled = true;
- else
- return;
- }
-
- tsprintf(buf, T("[%"TS" %d] %s(): "), file, line, func);
-
- va_start(va, format);
- wimlib_vmsg(buf, format, va, false);
- va_end(va);
-}
-#endif
-
-/* API function documented in wimlib.h */
-WIMLIBAPI int
-wimlib_set_print_errors(bool show_error_messages)
-{
-#ifdef ENABLE_ERROR_MESSAGES
- wimlib_print_errors = show_error_messages;
- return 0;
-#else
- if (show_error_messages)
- return WIMLIB_ERR_UNSUPPORTED;
- else
- return 0;
-#endif
-}
-
-WIMLIBAPI int
-wimlib_set_error_file(FILE *fp)
-{
-#ifdef ENABLE_ERROR_MESSAGES
- if (wimlib_owns_error_file)
- fclose(wimlib_error_file);
- wimlib_error_file = fp;
- wimlib_print_errors = (fp != NULL);
- wimlib_owns_error_file = false;
- return 0;
-#else
- return WIMLIB_ERR_UNSUPPORTED;
-#endif
-}
-
-WIMLIBAPI int
-wimlib_set_error_file_by_name(const tchar *path)
-{
-#ifdef ENABLE_ERROR_MESSAGES
- FILE *fp;
-
-#ifdef __WIN32__
- fp = win32_open_logfile(path);
-#else
- fp = fopen(path, "a");
-#endif
- if (!fp)
- return WIMLIB_ERR_OPEN;
- wimlib_set_error_file(fp);
- wimlib_owns_error_file = true;
- return 0;
-#else
- return WIMLIB_ERR_UNSUPPORTED;
-#endif
-}
-
-static const tchar *error_strings[] = {
- [WIMLIB_ERR_SUCCESS]
- = T("Success"),
- [WIMLIB_ERR_ALREADY_LOCKED]
- = T("The WIM is already locked for writing"),
- [WIMLIB_ERR_DECOMPRESSION]
- = T("Failed to decompress compressed data"),
- [WIMLIB_ERR_FUSE]
- = T("An error was returned by fuse_main()"),
- [WIMLIB_ERR_GLOB_HAD_NO_MATCHES]
- = T("The provided file glob did not match any files"),
- [WIMLIB_ERR_ICONV_NOT_AVAILABLE]
- = T("The iconv() function does not seem to work. "
- "Maybe check to make sure the directory /usr/lib/gconv exists"),
- [WIMLIB_ERR_IMAGE_COUNT]
- = T("Inconsistent image count among the metadata "
- "resources, the WIM header, and/or the XML data"),
- [WIMLIB_ERR_IMAGE_NAME_COLLISION]
- = T("Tried to add an image with a name that is already in use"),
- [WIMLIB_ERR_INSUFFICIENT_PRIVILEGES]
- = T("The user does not have sufficient privileges"),
- [WIMLIB_ERR_INTEGRITY]
- = T("The WIM file is corrupted (failed integrity check)"),
- [WIMLIB_ERR_INVALID_CAPTURE_CONFIG]
- = T("The capture configuration string was invalid"),
- [WIMLIB_ERR_INVALID_CHUNK_SIZE]
- = T("The compression chunk size was unrecognized"),
- [WIMLIB_ERR_INVALID_COMPRESSION_TYPE]
- = T("The compression type was unrecognized"),
- [WIMLIB_ERR_INVALID_HEADER]
- = T("The WIM header was invalid"),
- [WIMLIB_ERR_INVALID_IMAGE]
- = T("Tried to select an image that does not exist in the WIM"),
- [WIMLIB_ERR_INVALID_INTEGRITY_TABLE]
- = T("The WIM's integrity table is invalid"),
- [WIMLIB_ERR_INVALID_LOOKUP_TABLE_ENTRY]
- = T("An entry in the WIM's lookup table is invalid"),
- [WIMLIB_ERR_INVALID_METADATA_RESOURCE]
- = T("The metadata resource is invalid"),
- [WIMLIB_ERR_INVALID_MULTIBYTE_STRING]
- = T("A string was not valid in the current locale's character encoding"),
- [WIMLIB_ERR_INVALID_OVERLAY]
- = T("Conflicting files in overlay when creating a WIM image"),
- [WIMLIB_ERR_INVALID_PARAM]
- = T("An invalid parameter was given"),
- [WIMLIB_ERR_INVALID_PART_NUMBER]
- = T("The part number or total parts of the WIM is invalid"),
- [WIMLIB_ERR_INVALID_PIPABLE_WIM]
- = T("The pipable WIM is invalid"),
- [WIMLIB_ERR_INVALID_REPARSE_DATA]
- = T("The reparse data of a reparse point was invalid"),
- [WIMLIB_ERR_INVALID_RESOURCE_HASH]
- = T("The SHA1 message digest of a WIM resource did not match the expected value"),
- [WIMLIB_ERR_INVALID_UTF8_STRING]
- = T("A string provided as input by the user was not a valid UTF-8 string"),
- [WIMLIB_ERR_INVALID_UTF16_STRING]
- = T("A string in a WIM dentry is not a valid UTF-16LE string"),
- [WIMLIB_ERR_IS_DIRECTORY]
- = T("One of the specified paths to delete was a directory"),
- [WIMLIB_ERR_IS_SPLIT_WIM]
- = T("The WIM is part of a split WIM, which is not supported for this operation"),
- [WIMLIB_ERR_LIBXML_UTF16_HANDLER_NOT_AVAILABLE]
- = T("libxml2 was unable to find a character encoding conversion handler "
- "for UTF-16LE"),
- [WIMLIB_ERR_LINK]
- = T("Failed to create a hard or symbolic link when extracting "
- "a file from the WIM"),
- [WIMLIB_ERR_METADATA_NOT_FOUND]
- = T("A required metadata resource could not be located"),
- [WIMLIB_ERR_MKDIR]
- = T("Failed to create a directory"),
- [WIMLIB_ERR_MQUEUE]
- = T("Failed to create or use a POSIX message queue"),
- [WIMLIB_ERR_NOMEM]
- = T("Ran out of memory"),
- [WIMLIB_ERR_NOTDIR]
- = T("Expected a directory"),
- [WIMLIB_ERR_NOTEMPTY]
- = T("Directory was not empty"),
- [WIMLIB_ERR_NOT_A_REGULAR_FILE]
- = T("One of the specified paths to extract did not "
- "correspond to a regular file"),
- [WIMLIB_ERR_NOT_A_WIM_FILE]
- = T("The file did not begin with the magic characters that "
- "identify a WIM file"),
- [WIMLIB_ERR_NO_FILENAME]
- = T("The WIM is not identified with a filename"),
- [WIMLIB_ERR_NOT_PIPABLE]
- = T("The WIM was not captured such that it can be "
- "applied from a pipe"),
- [WIMLIB_ERR_NTFS_3G]
- = T("NTFS-3g encountered an error (check errno)"),
- [WIMLIB_ERR_OPEN]
- = T("Failed to open a file"),
- [WIMLIB_ERR_OPENDIR]
- = T("Failed to open a directory"),
- [WIMLIB_ERR_PATH_DOES_NOT_EXIST]
- = T("The path does not exist in the WIM image"),
- [WIMLIB_ERR_READ]
- = T("Could not read data from a file"),
- [WIMLIB_ERR_READLINK]
- = T("Could not read the target of a symbolic link"),
- [WIMLIB_ERR_RENAME]
- = T("Could not rename a file"),
- [WIMLIB_ERR_REPARSE_POINT_FIXUP_FAILED]
- = T("Unable to complete reparse point fixup"),
- [WIMLIB_ERR_RESOURCE_NOT_FOUND]
- = T("A file resource needed to complete the operation was missing from the WIM"),
- [WIMLIB_ERR_RESOURCE_ORDER]
- = T("The components of the WIM were arranged in an unexpected order"),
- [WIMLIB_ERR_SET_ATTRIBUTES]
- = T("Failed to set attributes on extracted file"),
- [WIMLIB_ERR_SET_REPARSE_DATA]
- = T("Failed to set reparse data on extracted file"),
- [WIMLIB_ERR_SET_SECURITY]
- = T("Failed to set file owner, group, or other permissions on extracted file"),
- [WIMLIB_ERR_SET_SHORT_NAME]
- = T("Failed to set short name on extracted file"),
- [WIMLIB_ERR_SET_TIMESTAMPS]
- = T("Failed to set timestamps on extracted file"),
- [WIMLIB_ERR_SPLIT_INVALID]
- = T("The WIM is part of an invalid split WIM"),
- [WIMLIB_ERR_STAT]
- = T("Could not read the metadata for a file or directory"),
- [WIMLIB_ERR_UNEXPECTED_END_OF_FILE]
- = T("Unexpectedly reached the end of the file"),
- [WIMLIB_ERR_UNICODE_STRING_NOT_REPRESENTABLE]
- = T("A Unicode string could not be represented in the current locale's encoding"),
- [WIMLIB_ERR_UNKNOWN_VERSION]
- = T("The WIM file is marked with an unknown version number"),
- [WIMLIB_ERR_UNSUPPORTED]
- = T("The requested operation is unsupported"),
- [WIMLIB_ERR_UNSUPPORTED_FILE]
- = T("A file in the directory tree to archive was not of a supported type"),
- [WIMLIB_ERR_WIM_IS_READONLY]
- = T("The WIM is read-only (file permissions, header flag, or split WIM)"),
- [WIMLIB_ERR_WRITE]
- = T("Failed to write data to a file"),
- [WIMLIB_ERR_XML]
- = T("The XML data of the WIM is invalid"),
- [WIMLIB_ERR_WIM_IS_ENCRYPTED]
- = T("The WIM file (or parts of it) is encrypted"),
- [WIMLIB_ERR_WIMBOOT]
- = T("Failed to set WIMBoot pointer data"),
- [WIMLIB_ERR_ABORTED_BY_PROGRESS]
- = T("The operation was aborted by the library user"),
- [WIMLIB_ERR_UNKNOWN_PROGRESS_STATUS]
- = T("The user-provided progress function returned an unrecognized value"),
- [WIMLIB_ERR_MKNOD]
- = T("Unable to create a special file (e.g. device node or socket)"),
- [WIMLIB_ERR_MOUNTED_IMAGE_IS_BUSY]
- = T("There are still files open on the mounted WIM image"),
- [WIMLIB_ERR_NOT_A_MOUNTPOINT]
- = T("There is not a WIM image mounted on the directory"),
- [WIMLIB_ERR_NOT_PERMITTED_TO_UNMOUNT]
- = T("The current user does not have permission to unmount the WIM image"),
- [WIMLIB_ERR_FVE_LOCKED_VOLUME]
- = T("The volume must be unlocked before it can be used"),
-};
-
-/* API function documented in wimlib.h */
-WIMLIBAPI const tchar *
-wimlib_get_error_string(enum wimlib_error_code _code)
-{
- unsigned int code = (unsigned int)_code;
-
- if (code >= ARRAY_LEN(error_strings) || error_strings[code] == NULL)
- return T("Unknown error");
-
- return error_strings[code];
-}
-
-
+/*******************
+ * Memory allocation
+ *******************/
static void *(*wimlib_malloc_func) (size_t) = malloc;
static void (*wimlib_free_func) (void *) = free;
retry:
ptr = (*wimlib_malloc_func)(size);
if (unlikely(!ptr)) {
- if (!size) {
- size++;
+ if (size == 0) {
+ size = 1;
goto retry;
}
}
return 0;
}
+/*******************
+ * String utilities
+ *******************/
+
+#ifndef HAVE_MEMPCPY
+void *mempcpy(void *dst, const void *src, size_t n)
+{
+ return memcpy(dst, src, n) + n;
+}
+#endif
+
+size_t
+utf16le_strlen(const utf16lechar *s)
+{
+ const utf16lechar *p = s;
+ while (*p)
+ p++;
+ return (p - s) * sizeof(utf16lechar);
+}
+
static bool seeded = false;
static void
seed_random(void)
{
- srand(time(NULL) * getpid());
+ srand(now_as_wim_timestamp());
seeded = true;
}
/* Fills @n characters pointed to by @p with random alphanumeric characters. */
void
-randomize_char_array_with_alnum(tchar p[], size_t n)
+randomize_char_array_with_alnum(tchar *p, size_t n)
{
if (!seeded)
seed_random();
while (n--)
*p++ = rand();
}
-
-
-void print_byte_field(const u8 field[], size_t len, FILE *out)
-{
- while (len--)
- tfprintf(out, T("%02hhx"), *field++);
-}
-
-#ifndef HAVE_MEMPCPY
-void *mempcpy(void *dst, const void *src, size_t n)
-{
- return memcpy(dst, src, n) + n;
-}
-#endif
#include "wimlib/error.h"
#include "wimlib/lookup_table.h"
#include "wimlib/metadata.h"
+#include "wimlib/paths.h"
#include "wimlib/reparse.h"
#include "wimlib/textfile.h"
#include "wimlib/xml.h"