1 /* $LP: LPlib/source/LPdir_win.c,v 1.6 2004/07/21 21:16:23 _cvs_levitte Exp $ */
3 * Copyright (c) 2004, Richard Levitte <richard@levitte.org>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 /* We're most likely overcautious here, but let's reserve for
34 broken WinCE headers and explicitly opt for UNICODE call.
35 Keep in mind that our WinCE builds are compiled with -DUNICODE
36 [as well as -D_UNICODE]. */
37 #if defined(LP_SYS_WINCE) && !defined(FindFirstFile)
38 # define FindFirstFile FindFirstFileW
40 #if defined(LP_SYS_WINCE) && !defined(FindFirstFile)
41 # define FindNextFile FindNextFileW
44 struct LP_dir_context_st
48 char entry_name[NAME_MAX+1];
51 const char *LP_find_file(LP_DIR_CTX **ctx, const char *directory)
53 struct dirent *direntry = NULL;
55 if (ctx == NULL || directory == NULL)
64 *ctx = (LP_DIR_CTX *)malloc(sizeof(LP_DIR_CTX));
70 memset(*ctx, '\0', sizeof(LP_DIR_CTX));
72 if (sizeof(TCHAR) != sizeof(char))
75 /* len_0 denotes string length *with* trailing 0 */
76 size_t index = 0,len_0 = strlen(direcory) + 1;
78 wdir = (TCHAR *)malloc(len_0 * sizeof(TCHAR));
87 #ifdef LP_MULTIBYTE_AVAILABLE
88 if (!MultiByteToWideChar(CP_ACP, 0, directory, len_0, wdir, len_0))
90 for (index = 0; index < len_0; index++)
91 wdir[index] = (TCHAR)directory[index];
93 (*ctx)->handle = FindFirstFile(wdir, &(*ctx)->ctx);
98 (*ctx)->handle = FindFirstFile(directory, &(*ctx)->ctx);
100 if ((*ctx)->handle == INVALID_HANDLE_VALUE)
110 if (FindNextFile((*ctx)->handle, (*ctx)->ctx) == FALSE)
116 if (sizeof(TCHAR) != sizeof(char))
118 TCHAR *wdir = (*ctx)->ctx.cFileName;
119 size_t index, len_0 = 0;
121 while (wdir[len] && len < (sizeof((*ctx)->entry_name) - 1)) len_0++;
124 #ifdef LP_MULTIBYTE_AVAILABLE
125 if (!WideCharToMultiByte(CP_ACP, 0, wdir, len_0, (*ctx)->entry_name,
126 sizeof((*ctx)->entry_name), NULL, 0))
128 for (index = 0; index < len_0; index++)
129 (*ctx)->entry_name[index] = (char)wdir[index];
132 strncpy((*ctx)->entry_name, (*ctx)->ctx.cFileName,
133 sizeof((*ctx)->entry_name)-1);
135 (*ctx)->entry_name[sizeof((*ctx)->entry_name)-1] = '\0';
137 return (*ctx)->entry_name;
140 int LP_find_file_end(LP_DIR_CTX **ctx)
142 if (ctx != NULL && *ctx != NULL)
144 FindClose((*ctx)->handle);