-
-/* Replacements for functions needed specifically by the 'imagex' program in
- * Windows native builds */
+/* Windows-specific code for wimlib-imagex. */
#ifndef __WIN32__
# error "This file contains Windows code"
#endif
#include "imagex-win32.h"
+#include <fcntl.h>
+#include <io.h>
+#include <stdio.h>
#include <windows.h>
-#include <errno.h>
-#include <string.h>
-#include <assert.h>
-
-/* Replacement for glob() in Windows native builds. */
-int glob(const char *pattern, int flags,
- int (*errfunc)(const char *epath, int eerrno),
- glob_t *pglob)
+/* Convert a string from the "current Windows codepage" to UTF-16LE. */
+wchar_t *
+win32_mbs_to_wcs(const char *mbs, size_t mbs_nbytes, size_t *num_wchars_ret)
{
- WIN32_FIND_DATA dat;
- DWORD err;
- HANDLE hFind;
- int ret;
- size_t nspaces;
+ if (mbs_nbytes > INT_MAX) {
+ fwprintf(stderr, L"ERROR: too much data (%zu bytes)!\n",
+ mbs_nbytes);
+ return NULL;
+ }
+ if (mbs_nbytes == 0) {
+ *num_wchars_ret = 0;
+ return (wchar_t*)mbs;
+ }
+ int len = MultiByteToWideChar(CP_ACP,
+ MB_ERR_INVALID_CHARS,
+ mbs,
+ mbs_nbytes,
+ NULL,
+ 0);
+ if (len <= 0)
+ goto out_invalid;
+ wchar_t *wcs = malloc(len * sizeof(wchar_t));
+ if (!wcs) {
+ fwprintf(stderr, L"ERROR: out of memory!\n");
+ return NULL;
+ }
+ int len2 = MultiByteToWideChar(CP_ACP,
+ MB_ERR_INVALID_CHARS,
+ mbs,
+ mbs_nbytes,
+ wcs,
+ len);
+ if (len2 != len) {
+ free(wcs);
+ goto out_invalid;
+ }
+ *num_wchars_ret = len;
+ return wcs;
+out_invalid:
+ fwprintf(stderr,
+L"ERROR: Invalid multi-byte string in the text file you provided as input!\n"
+L" Maybe try converting your text file to UTF-16LE?\n"
+ );
+ return NULL;
+}
- /* This function does not support all functionality of the POSIX glob(),
- * so make sure the parameters are consistent with supported
- * functionality. */
- assert(errfunc == NULL);
- assert((flags & GLOB_ERR) == GLOB_ERR);
- assert((flags & ~(GLOB_NOSORT | GLOB_ERR)) == 0);
+/* Set a file descriptor to binary mode. */
+void set_fd_to_binary_mode(int fd)
+{
+ _setmode(fd, _O_BINARY);
+}
- hFind = FindFirstFileA(pattern, &dat);
- if (hFind == INVALID_HANDLE_VALUE) {
- err = GetLastError();
- if (err == ERROR_FILE_NOT_FOUND) {
- errno = 0;
- return GLOB_NOMATCH;
- } else {
- /* The other possible error codes for FindFirstFile()
- * are undocumented. */
- errno = EIO;
- return GLOB_ABORTED;
- }
- }
- pglob->gl_pathc = 0;
- pglob->gl_pathv = NULL;
- nspaces = 0;
- do {
- char *filename;
- if (pglob->gl_pathc == nspaces) {
- size_t new_nspaces;
- char **pathv;
+#include <sddl.h>
- new_nspaces = nspaces * 2 + 1;
- pathv = realloc(pglob->gl_pathv,
- new_nspaces * sizeof(pglob->gl_pathv[0]));
- if (!pathv)
- goto oom;
- pglob->gl_pathv = pathv;
- nspaces = new_nspaces;
- }
- filename = strdup(dat.cFileName);
- if (!filename)
- goto oom;
- pglob->gl_pathv[pglob->gl_pathc++] = filename;
- } while (FindNextFileA(hFind, &dat));
- err = GetLastError();
- CloseHandle(hFind);
- if (err == ERROR_NO_MORE_FILES) {
- errno = 0;
- return 0;
- } else {
- /* Other possible error codes for FindNextFile() are
- * undocumented */
- errno = EIO;
- ret = GLOB_ABORTED;
- goto fail_globfree;
- }
-oom:
- CloseHandle(hFind);
- errno = ENOMEM;
- ret = GLOB_NOSPACE;
-fail_globfree:
- globfree(pglob);
- return ret;
+static wchar_t *
+get_security_descriptor_string(PSECURITY_DESCRIPTOR desc)
+{
+ wchar_t *str = NULL;
+ /* 52 characters!!! */
+ ConvertSecurityDescriptorToStringSecurityDescriptorW(
+ desc,
+ SDDL_REVISION_1,
+ OWNER_SECURITY_INFORMATION |
+ GROUP_SECURITY_INFORMATION |
+ DACL_SECURITY_INFORMATION |
+ SACL_SECURITY_INFORMATION,
+ &str,
+ NULL);
+ return str;
}
-void globfree(glob_t *pglob)
+void
+win32_print_security_descriptor(const uint8_t *sd, size_t size)
{
- size_t i;
- for (i = 0; i < pglob->gl_pathc; i++)
- free(pglob->gl_pathv[i]);
- free(pglob->gl_pathv[i]);
+ wchar_t *str;
+ const wchar_t *printstr;
+
+ /* 'size' is ignored here due to the crappy Windows APIs. Oh well, this
+ * is just for debugging anyway. */
+ str = get_security_descriptor_string((PSECURITY_DESCRIPTOR)sd);
+ if (str)
+ printstr = str;
+ else
+ printstr = L"(invalid)";
+
+ wprintf(L"Security Descriptor = %ls\n", printstr);
+
+ LocalFree(str);
}