2 * Copyright (c) 2004, Richard Levitte <richard@levitte.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
15 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
16 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
17 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
18 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
19 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
20 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 /* We're most likely overcautious here, but let's reserve for
33 broken WinCE headers and explicitly opt for UNICODE call.
34 Keep in mind that our WinCE builds are compiled with -DUNICODE
35 [as well as -D_UNICODE]. */
36 #if defined(LP_SYS_WINCE) && !defined(FindFirstFile)
37 # define FindFirstFile FindFirstFileW
39 #if defined(LP_SYS_WINCE) && !defined(FindFirstFile)
40 # define FindNextFile FindNextFileW
47 struct LP_dir_context_st
51 char entry_name[NAME_MAX+1];
54 const char *LP_find_file(LP_DIR_CTX **ctx, const char *directory)
56 if (ctx == NULL || directory == NULL)
65 const char *extdir = directory;
66 char *extdirbuf = NULL;
67 size_t dirlen = strlen (directory);
69 *ctx = (LP_DIR_CTX *)malloc(sizeof(LP_DIR_CTX));
75 memset(*ctx, '\0', sizeof(LP_DIR_CTX));
77 if (directory[dirlen-1] != '*')
79 extdirbuf = (char *)malloc(dirlen + 3);
80 if (extdirbuf == NULL)
87 if (directory[dirlen-1] != '/' && directory[dirlen-1] != '\\')
88 extdir = strcat(strcpy (extdirbuf,directory),"/*");
90 extdir = strcat(strcpy (extdirbuf,directory),"*");
93 if (sizeof(TCHAR) != sizeof(char))
96 /* len_0 denotes string length *with* trailing 0 */
97 size_t index = 0,len_0 = strlen(extdir) + 1;
99 wdir = (TCHAR *)calloc(len_0, sizeof(TCHAR));
102 if (extdirbuf != NULL)
112 #ifdef LP_MULTIBYTE_AVAILABLE
113 if (!MultiByteToWideChar(CP_ACP, 0, extdir, len_0, (WCHAR *)wdir, len_0))
115 for (index = 0; index < len_0; index++)
116 wdir[index] = (TCHAR)extdir[index];
118 (*ctx)->handle = FindFirstFile(wdir, &(*ctx)->ctx);
124 (*ctx)->handle = FindFirstFile((TCHAR *)extdir, &(*ctx)->ctx);
126 if (extdirbuf != NULL)
131 if ((*ctx)->handle == INVALID_HANDLE_VALUE)
141 if (FindNextFile((*ctx)->handle, &(*ctx)->ctx) == FALSE)
146 if (sizeof(TCHAR) != sizeof(char))
148 TCHAR *wdir = (*ctx)->ctx.cFileName;
149 size_t index, len_0 = 0;
151 while (wdir[len_0] && len_0 < (sizeof((*ctx)->entry_name) - 1)) len_0++;
154 #ifdef LP_MULTIBYTE_AVAILABLE
155 if (!WideCharToMultiByte(CP_ACP, 0, (WCHAR *)wdir, len_0, (*ctx)->entry_name,
156 sizeof((*ctx)->entry_name), NULL, 0))
158 for (index = 0; index < len_0; index++)
159 (*ctx)->entry_name[index] = (char)wdir[index];
162 strncpy((*ctx)->entry_name, (const char *)(*ctx)->ctx.cFileName,
163 sizeof((*ctx)->entry_name)-1);
165 (*ctx)->entry_name[sizeof((*ctx)->entry_name)-1] = '\0';
167 return (*ctx)->entry_name;
170 int LP_find_file_end(LP_DIR_CTX **ctx)
172 if (ctx != NULL && *ctx != NULL)
174 FindClose((*ctx)->handle);