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 struct dirent *direntry = NULL;
58 if (ctx == NULL || directory == NULL)
67 const char *extdir = directory;
68 char *extdirbuf = NULL;
69 size_t dirlen = strlen (directory);
77 *ctx = (LP_DIR_CTX *)malloc(sizeof(LP_DIR_CTX));
83 memset(*ctx, '\0', sizeof(LP_DIR_CTX));
85 if (directory[dirlen-1] != '*')
87 extdirbuf = (char *)malloc(dirlen + 3);
88 if (extdirbuf == NULL)
95 if (directory[dirlen-1] != '/' && directory[dirlen-1] != '\\')
96 extdir = strcat(strcpy (extdirbuf,directory),"/*");
98 extdir = strcat(strcpy (extdirbuf,directory),"*");
101 if (sizeof(TCHAR) != sizeof(char))
104 /* len_0 denotes string length *with* trailing 0 */
105 size_t index = 0,len_0 = strlen(extdir) + 1;
107 wdir = (TCHAR *)calloc(len_0, sizeof(TCHAR));
110 if (extdirbuf != NULL)
120 #ifdef LP_MULTIBYTE_AVAILABLE
121 if (!MultiByteToWideChar(CP_ACP, 0, extdir, len_0, (WCHAR *)wdir, len_0))
123 for (index = 0; index < len_0; index++)
124 wdir[index] = (TCHAR)extdir[index];
126 (*ctx)->handle = FindFirstFile(wdir, &(*ctx)->ctx);
132 (*ctx)->handle = FindFirstFile((TCHAR *)extdir, &(*ctx)->ctx);
134 if (extdirbuf != NULL)
139 if ((*ctx)->handle == INVALID_HANDLE_VALUE)
149 if (FindNextFile((*ctx)->handle, &(*ctx)->ctx) == FALSE)
154 if (sizeof(TCHAR) != sizeof(char))
156 TCHAR *wdir = (*ctx)->ctx.cFileName;
157 size_t index, len_0 = 0;
159 while (wdir[len_0] && len_0 < (sizeof((*ctx)->entry_name) - 1)) len_0++;
162 #ifdef LP_MULTIBYTE_AVAILABLE
163 if (!WideCharToMultiByte(CP_ACP, 0, (WCHAR *)wdir, len_0, (*ctx)->entry_name,
164 sizeof((*ctx)->entry_name), NULL, 0))
166 for (index = 0; index < len_0; index++)
167 (*ctx)->entry_name[index] = (char)wdir[index];
170 strncpy((*ctx)->entry_name, (const char *)(*ctx)->ctx.cFileName,
171 sizeof((*ctx)->entry_name)-1);
173 (*ctx)->entry_name[sizeof((*ctx)->entry_name)-1] = '\0';
175 return (*ctx)->entry_name;
178 int LP_find_file_end(LP_DIR_CTX **ctx)
180 if (ctx != NULL && *ctx != NULL)
182 FindClose((*ctx)->handle);