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1 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |
2 | * Mupen64plus-core - osal_files_win32.c * |
3 | * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ * |
4 | * Copyright (C) 2009 Richard Goedeken * |
5 | * * |
6 | * This program is free software; you can redistribute it and/or modify * |
7 | * it under the terms of the GNU General Public License as published by * |
8 | * the Free Software Foundation; either version 2 of the License, or * |
9 | * (at your option) any later version. * |
10 | * * |
11 | * This program is distributed in the hope that it will be useful, * |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
14 | * GNU General Public License for more details. * |
15 | * * |
16 | * You should have received a copy of the GNU General Public License * |
17 | * along with this program; if not, write to the * |
18 | * Free Software Foundation, Inc., * |
19 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
20 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ |
21 | |
22 | /* This file contains the definitions for the unix-specific file handling |
23 | * functions |
24 | */ |
25 | |
26 | #include <windows.h> |
27 | #include <sys/types.h> |
28 | #include <sys/stat.h> |
29 | #include <stdlib.h> |
30 | #include <string.h> |
31 | #include <stdio.h> |
32 | #include <direct.h> |
33 | |
34 | #include "osal_files.h" |
35 | |
36 | /* global functions */ |
37 | |
38 | int osal_is_directory(const char* name) |
39 | { |
40 | char DirName[MAX_PATH + 1]; |
41 | int namelen = 0; |
42 | |
43 | /* we must remove any trailing backslash on the end of the pathname, or this will fail */ |
44 | strncpy(DirName, name, MAX_PATH); |
45 | DirName[MAX_PATH] = 0; |
46 | namelen = strlen(DirName); |
47 | if (namelen > 0 && DirName[namelen-1] == '\\') |
48 | DirName[namelen-1] = 0; |
49 | return (GetFileAttributes(DirName) & FILE_ATTRIBUTE_DIRECTORY); |
50 | } |
51 | |
52 | int osal_mkdirp(const char *dirpath, int mode) |
53 | { |
54 | struct _stat fileinfo; |
55 | size_t dirpathlen = strlen(dirpath); |
56 | char *currpath = _strdup(dirpath); |
57 | |
58 | /* first, remove sub-dirs on the end (by replacing slashes with NULL chars) until we find an existing directory */ |
59 | while (strlen(currpath) > 1 && _stat(currpath, &fileinfo) != 0) |
60 | { |
61 | char *lastslash = strrchr(currpath, '\\'); |
62 | if (lastslash == NULL) |
63 | { |
64 | free(currpath); |
65 | return 1; /* error: we never found an existing directory, this path is bad */ |
66 | } |
67 | *lastslash = 0; |
68 | } |
69 | |
70 | /* then walk up the path chain, creating directories along the way */ |
71 | do |
72 | { |
73 | if (currpath[strlen(currpath)-1] != '\\' && _stat(currpath, &fileinfo) != 0) |
74 | { |
75 | if (_mkdir(currpath) != 0) |
76 | { |
77 | free(currpath); |
78 | return 2; /* mkdir failed */ |
79 | } |
80 | } |
81 | if (strlen(currpath) == dirpathlen) |
82 | break; |
83 | else |
84 | currpath[strlen(currpath)] = '\\'; |
85 | } while (1); |
86 | |
87 | free(currpath); |
88 | return 0; |
89 | } |
90 | |
91 | typedef struct { |
92 | HANDLE hFind; |
93 | WIN32_FIND_DATA find_data; |
94 | } dir_search_info; |
95 | |
96 | void * osal_search_dir_open(const char *pathname) |
97 | { |
98 | char SearchString[MAX_PATH + 1]; |
99 | dir_search_info *pInfo = malloc(sizeof(dir_search_info)); |
100 | |
101 | if (pInfo == NULL) |
102 | return NULL; |
103 | |
104 | pInfo->hFind = INVALID_HANDLE_VALUE; |
105 | pInfo->find_data.cFileName[0] = 0; |
106 | |
107 | if (pathname[strlen(pathname)-1] == '\\') |
108 | _snprintf(SearchString, MAX_PATH, "%s*", pathname); |
109 | else |
110 | _snprintf(SearchString, MAX_PATH, "%s\\*", pathname); |
111 | SearchString[MAX_PATH] = 0; |
112 | |
113 | pInfo->hFind = FindFirstFile(SearchString, &pInfo->find_data); |
114 | return (void *) pInfo; |
115 | } |
116 | |
117 | const char *osal_search_dir_read_next(void * search_info) |
118 | { |
119 | static char last_filename[_MAX_PATH]; |
120 | dir_search_info *pInfo = (dir_search_info *) search_info; |
121 | |
122 | if (pInfo == NULL || pInfo->hFind == INVALID_HANDLE_VALUE || pInfo->find_data.cFileName[0] == 0) |
123 | return NULL; |
124 | |
125 | strcpy(last_filename, pInfo->find_data.cFileName); |
126 | |
127 | if (FindNextFile(pInfo->hFind, &pInfo->find_data) == 0) |
128 | { |
129 | pInfo->find_data.cFileName[0] = 0; |
130 | } |
131 | |
132 | return last_filename; |
133 | } |
134 | |
135 | void osal_search_dir_close(void * search_info) |
136 | { |
137 | dir_search_info *pInfo = (dir_search_info *) search_info; |
138 | |
139 | if (pInfo != NULL) |
140 | { |
141 | if (pInfo->hFind != INVALID_HANDLE_VALUE) |
142 | FindClose(pInfo->hFind); |
143 | free(pInfo); |
144 | } |
145 | } |