X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2FLPdir_win.c;h=71103da0ad1ed39aeb596b7e94b5aca1f07005db;hp=1a2663cf1e4444488489b73db51572f277aef703;hb=04473165815e93c8453f6c0b55a5dd0b93f668fa;hpb=210a4f78ae78799f7dc8f4b115c3727eb2d24bd8 diff --git a/crypto/LPdir_win.c b/crypto/LPdir_win.c index 1a2663cf1e..71103da0ad 100644 --- a/crypto/LPdir_win.c +++ b/crypto/LPdir_win.c @@ -1,115 +1,154 @@ -/* $LP: LPlib/source/LPdir_win.c,v 1.3 2004/07/19 16:34:54 _cvs_levitte Exp $ */ /* - * Copyright (c) 2004, Richard Levitte - * All rights reserved. + * Copyright 2004-2016 The OpenSSL Project Authors. All Rights Reserved. * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ + #include +#include #ifndef LPDIR_H -#include "LPdir.h" +# include "LPdir.h" #endif -struct LP_dir_context_st -{ - WIN32_FIND_DATA ctx; - HANDLE handle; - char entry_name[NAME_MAX+1]; +/* + * We're most likely overcautious here, but let's reserve for broken WinCE + * headers and explicitly opt for UNICODE call. Keep in mind that our WinCE + * builds are compiled with -DUNICODE [as well as -D_UNICODE]. + */ +#if defined(LP_SYS_WINCE) && !defined(FindFirstFile) +# define FindFirstFile FindFirstFileW +#endif +#if defined(LP_SYS_WINCE) && !defined(FindNextFile) +# define FindNextFile FindNextFileW +#endif + +#ifndef NAME_MAX +# define NAME_MAX 255 +#endif + +struct LP_dir_context_st { + WIN32_FIND_DATA ctx; + HANDLE handle; + char entry_name[NAME_MAX + 1]; }; const char *LP_find_file(LP_DIR_CTX **ctx, const char *directory) { - struct dirent *direntry = NULL; - - if (ctx == NULL || directory == NULL) - { - errno = EINVAL; - return 0; + if (ctx == NULL || directory == NULL) { + errno = EINVAL; + return 0; } - errno = 0; - if (*ctx == NULL) - { - *ctx = (LP_DIR_CTX *)malloc(sizeof(LP_DIR_CTX)); - if (*ctx == NULL) - { - errno = ENOMEM; - return 0; - } - memset(*ctx, '\0', sizeof(LP_DIR_CTX)); - -#ifdef LP_SYS_WINCE - { - WCHAR *wdir = NULL; - size_t index = 0; - - wdir = (WCHAR *)malloc((strlen(directory) + 1) * 2); - if (wdir == NULL) - { - errno = ENOMEM; - free(*ctx); - return 0; - } - - for (index = 0; index < strlen(directory) + 1; index++) - wdir[index] = (short)directory[index]; - - (*ctx)->handle = FindFirstFile(wdir, &(*ctx)->ctx); - - free(wdir); - } -#else - (*ctx)->handle = FindFirstFile(directory, &(*ctx)->ctx); + errno = 0; + if (*ctx == NULL) { + const char *extdir = directory; + char *extdirbuf = NULL; + size_t dirlen = strlen(directory); + + if (dirlen == 0) { + errno = ENOENT; + return 0; + } + + *ctx = malloc(sizeof(**ctx)); + if (*ctx == NULL) { + errno = ENOMEM; + return 0; + } + memset(*ctx, 0, sizeof(**ctx)); + + if (directory[dirlen - 1] != '*') { + extdirbuf = (char *)malloc(dirlen + 3); + if (extdirbuf == NULL) { + free(*ctx); + *ctx = NULL; + errno = ENOMEM; + return 0; + } + if (directory[dirlen - 1] != '/' && directory[dirlen - 1] != '\\') + extdir = strcat(strcpy(extdirbuf, directory), "/*"); + else + extdir = strcat(strcpy(extdirbuf, directory), "*"); + } + + if (sizeof(TCHAR) != sizeof(char)) { + TCHAR *wdir = NULL; + /* len_0 denotes string length *with* trailing 0 */ + size_t index = 0, len_0 = strlen(extdir) + 1; + + wdir = (TCHAR *)calloc(len_0, sizeof(TCHAR)); + if (wdir == NULL) { + if (extdirbuf != NULL) { + free(extdirbuf); + } + free(*ctx); + *ctx = NULL; + errno = ENOMEM; + return 0; + } +#ifdef LP_MULTIBYTE_AVAILABLE + if (!MultiByteToWideChar + (CP_ACP, 0, extdir, len_0, (WCHAR *)wdir, len_0)) #endif + for (index = 0; index < len_0; index++) + wdir[index] = (TCHAR)extdir[index]; - if ((*ctx)->handle == INVALID_HANDLE_VALUE) - { - free(*ctx); - *ctx = NULL; - errno = EINVAL; - return 0; - } - } - else - { - if (FindNextFile((*ctx)->handle, (*ctx)->ctx) == FALSE) - { - return 0; - } + (*ctx)->handle = FindFirstFile(wdir, &(*ctx)->ctx); + + free(wdir); + } else { + (*ctx)->handle = FindFirstFile((TCHAR *)extdir, &(*ctx)->ctx); + } + if (extdirbuf != NULL) { + free(extdirbuf); + } + + if ((*ctx)->handle == INVALID_HANDLE_VALUE) { + free(*ctx); + *ctx = NULL; + errno = EINVAL; + return 0; + } + } else { + if (FindNextFile((*ctx)->handle, &(*ctx)->ctx) == FALSE) { + return 0; + } } + if (sizeof(TCHAR) != sizeof(char)) { + TCHAR *wdir = (*ctx)->ctx.cFileName; + size_t index, len_0 = 0; + + while (wdir[len_0] && len_0 < (sizeof((*ctx)->entry_name) - 1)) + len_0++; + len_0++; + +#ifdef LP_MULTIBYTE_AVAILABLE + if (!WideCharToMultiByte + (CP_ACP, 0, (WCHAR *)wdir, len_0, (*ctx)->entry_name, + sizeof((*ctx)->entry_name), NULL, 0)) +#endif + for (index = 0; index < len_0; index++) + (*ctx)->entry_name[index] = (char)wdir[index]; + } else + strncpy((*ctx)->entry_name, (const char *)(*ctx)->ctx.cFileName, + sizeof((*ctx)->entry_name) - 1); + + (*ctx)->entry_name[sizeof((*ctx)->entry_name) - 1] = '\0'; - strncpy((*ctx)->entry_name, (*ctx)->ctx.cFileName, - sizeof((*ctx)->entry_name)); - return (*ctx)->entry_name; + return (*ctx)->entry_name; } int LP_find_file_end(LP_DIR_CTX **ctx) { - if (ctx != NULL && *ctx != NULL) - { - FindClose((*ctx)->handle); - free(*ctx); - return 1; + if (ctx != NULL && *ctx != NULL) { + FindClose((*ctx)->handle); + free(*ctx); + *ctx = NULL; + return 1; } - errno = EINVAL; - return 0; + errno = EINVAL; + return 0; }