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116 lines
2.9 KiB
C
116 lines
2.9 KiB
C
/* $LP: LPlib/source/LPdir_win.c,v 1.3 2004/07/19 16:34:54 _cvs_levitte Exp $ */
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/*
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* Copyright (c) 2004, Richard Levitte <richard@levitte.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <windows.h>
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#ifndef LPDIR_H
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#include "LPdir.h"
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#endif
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struct LP_dir_context_st
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{
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WIN32_FIND_DATA ctx;
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HANDLE handle;
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char entry_name[NAME_MAX+1];
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};
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const char *LP_find_file(LP_DIR_CTX **ctx, const char *directory)
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{
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struct dirent *direntry = NULL;
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if (ctx == NULL || directory == NULL)
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{
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errno = EINVAL;
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return 0;
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}
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errno = 0;
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if (*ctx == NULL)
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{
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*ctx = (LP_DIR_CTX *)malloc(sizeof(LP_DIR_CTX));
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if (*ctx == NULL)
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{
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errno = ENOMEM;
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return 0;
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}
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memset(*ctx, '\0', sizeof(LP_DIR_CTX));
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#ifdef LP_SYS_WINCE
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{
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WCHAR *wdir = NULL;
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size_t index = 0;
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wdir = (WCHAR *)malloc((strlen(directory) + 1) * 2);
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if (wdir == NULL)
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{
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errno = ENOMEM;
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free(*ctx);
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return 0;
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}
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for (index = 0; index < strlen(directory) + 1; index++)
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wdir[index] = (short)directory[index];
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(*ctx)->handle = FindFirstFile(wdir, &(*ctx)->ctx);
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free(wdir);
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}
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#else
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(*ctx)->handle = FindFirstFile(directory, &(*ctx)->ctx);
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#endif
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if ((*ctx)->handle == INVALID_HANDLE_VALUE)
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{
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free(*ctx);
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*ctx = NULL;
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errno = EINVAL;
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return 0;
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}
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}
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else
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{
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if (FindNextFile((*ctx)->handle, (*ctx)->ctx) == FALSE)
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{
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return 0;
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}
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}
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strncpy((*ctx)->entry_name, (*ctx)->ctx.cFileName,
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sizeof((*ctx)->entry_name));
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return (*ctx)->entry_name;
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}
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int LP_find_file_end(LP_DIR_CTX **ctx)
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{
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if (ctx != NULL && *ctx != NULL)
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{
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FindClose((*ctx)->handle);
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free(*ctx);
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return 1;
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}
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errno = EINVAL;
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return 0;
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}
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