| /* |
| zip_source_file_win32_ansi.c -- Windows file source write operations for ANSI interface |
| Copyright (C) 1999-2020 Dieter Baron and Thomas Klausner |
| |
| This file is part of libzip, a library to manipulate ZIP archives. |
| The authors can be contacted at <libzip@nih.at> |
| |
| 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. |
| 3. The names of the authors may not be used to endorse or promote |
| products derived from this software without specific prior |
| written permission. |
| |
| THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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. |
| */ |
| |
| #include "zip_source_file_win32.h" |
| |
| static char *ansi_allocate_tempname(const char *name, size_t extra_chars, size_t *lengthp); |
| static void ansi_make_tempname(char *buf, size_t len, const char *name, int i); |
| |
| zip_source_file_win32_write_operations_t ops_ansi = { |
| ansi_allocate_tempname, |
| CreateFileA, |
| DeleteFileA, |
| GetFileAttributesA, |
| ansi_make_tempname, |
| MoveFileExA, |
| SetFileAttributesA, |
| strdup |
| }; |
| |
| ZIP_EXTERN zip_source_t * |
| zip_source_win32a(zip_t *za, const char *fname, zip_uint64_t start, zip_int64_t len) { |
| if (za == NULL) |
| return NULL; |
| |
| return zip_source_win32a_create(fname, start, len, &za->error); |
| } |
| |
| |
| ZIP_EXTERN zip_source_t * |
| zip_source_win32a_create(const char *fname, zip_uint64_t start, zip_int64_t length, zip_error_t *error) { |
| if (fname == NULL || length < -1) { |
| zip_error_set(error, ZIP_ER_INVAL, 0); |
| return NULL; |
| } |
| |
| return zip_source_file_common_new(fname, NULL, start, length, NULL, &zip_source_file_win32_write_operations, &ops_ansi, error); |
| } |
| |
| |
| static char * |
| ansi_allocate_tempname(const char *name, size_t extra_chars, size_t *lengthp) { |
| *lengthp = strlen(name) + extra_chars; |
| return (char *)malloc(*lengthp); |
| } |
| |
| |
| static void |
| ansi_make_tempname(char *buf, size_t len, const char *name, int i) { |
| snprintf(buf, len, "%s.%d", name, i); |
| } |