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annotate src/os/win32/ngx_files.c @ 3037:0278f13b04c5
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author | Igor Sysoev <igor@sysoev.ru> |
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date | Sun, 23 Aug 2009 16:10:39 +0000 |
parents | 63f71723cd2a |
children | 179f6dfcb7fe |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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10 |
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11 #define NGX_UTF16_BUFLEN 256 |
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12 |
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13 static u_short *ngx_utf8_to_utf16(u_short *utf16, u_char *utf8, size_t len); |
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15 |
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16 /* FILE_FLAG_BACKUP_SEMANTICS allows to obtain a handle to a directory */ |
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18 ngx_fd_t |
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19 ngx_open_file(u_char *name, u_long mode, u_long create, u_long access) |
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20 { |
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21 u_short *u; |
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22 ngx_fd_t fd; |
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23 u_short utf16[NGX_UTF16_BUFLEN]; |
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24 |
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25 u = ngx_utf8_to_utf16(utf16, name, NGX_UTF16_BUFLEN); |
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26 |
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27 if (u == NULL) { |
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28 return INVALID_HANDLE_VALUE; |
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29 } |
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30 |
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31 fd = CreateFileW(u, mode, |
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32 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE, |
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33 NULL, create, FILE_FLAG_BACKUP_SEMANTICS, NULL); |
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34 |
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35 if (u != utf16) { |
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36 ngx_free(u); |
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37 } |
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38 |
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39 return fd; |
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40 } |
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41 |
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42 |
561 | 43 ssize_t |
44 ngx_read_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset) | |
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45 { |
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46 long high_offset; |
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47 u_long n; |
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48 ngx_err_t err; |
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49 OVERLAPPED ovlp, *povlp; |
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50 |
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51 if (ngx_win32_version < NGX_WIN_NT) { |
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52 |
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53 /* |
461 | 54 * under Win9X the overlapped pointer must be NULL |
55 * so we have to use SetFilePointer() to set the offset | |
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56 */ |
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57 |
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58 if (file->offset != offset) { |
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59 |
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60 /* |
461 | 61 * the maximum file size on the FAT16 is 2G, but on the FAT32 |
62 * the size is 4G so we have to use the high_offset | |
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63 * because a single offset is signed value |
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64 */ |
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65 |
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66 high_offset = (long) (offset >> 32); |
461 | 67 |
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68 if (SetFilePointer(file->fd, (long) offset, &high_offset, |
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69 FILE_BEGIN) == INVALID_SET_FILE_POINTER) |
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70 { |
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71 /* |
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72 * INVALID_SET_FILE_POINTER is 0xffffffff and it can be valid |
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73 * value for large file so we need also to check GetLastError() |
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74 */ |
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75 |
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76 err = ngx_errno; |
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77 if (err != NO_ERROR) { |
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78 ngx_log_error(NGX_LOG_ERR, file->log, err, |
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79 "SeekFilePointer() failed"); |
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80 return NGX_ERROR; |
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81 } |
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82 } |
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83 } |
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84 |
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85 povlp = NULL; |
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86 |
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87 } else { |
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88 ovlp.Internal = 0; |
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89 ovlp.InternalHigh = 0; |
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90 ovlp.Offset = (u_long) offset; |
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91 ovlp.OffsetHigh = (u_long) (offset >> 32); |
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92 ovlp.hEvent = NULL; |
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93 |
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94 povlp = &ovlp; |
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95 } |
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96 |
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97 if (ReadFile(file->fd, buf, size, &n, povlp) == 0) { |
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98 err = ngx_errno; |
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99 |
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100 if (err == ERROR_HANDLE_EOF) { |
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101 return 0; |
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102 } |
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103 |
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104 ngx_log_error(NGX_LOG_ERR, file->log, err, "ReadFile() failed"); |
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105 return NGX_ERROR; |
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106 } |
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107 |
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108 file->offset += n; |
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109 |
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changeset
|
110 return n; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
111 } |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
112 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
113 |
561 | 114 ssize_t |
115 ngx_write_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset) | |
184
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
116 { |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
117 long high_offset; |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
280
diff
changeset
|
118 u_long n; |
184
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
119 ngx_err_t err; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
120 OVERLAPPED ovlp, *povlp; |
183
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
121 |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
122 if (ngx_win32_version < NGX_WIN_NT) { |
183
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
123 |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
124 /* |
461 | 125 * under Win9X the overlapped pointer must be NULL |
126 * so we have to use SetFilePointer() to set the offset | |
183
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
127 */ |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
128 |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
129 if (file->offset != offset) { |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
130 |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
131 /* |
461 | 132 * the maximum file size on the FAT16 is 2G, but on the FAT32 |
133 * the size is 4G so we have to use high_offset | |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
280
diff
changeset
|
134 * because a single offset is signed value |
183
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
135 */ |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
136 |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
137 high_offset = (long) (offset >> 32); |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
138 if (SetFilePointer(file->fd, (long) offset, &high_offset, |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
139 FILE_BEGIN) == INVALID_SET_FILE_POINTER) |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
140 { |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
141 /* |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
142 * INVALID_SET_FILE_POINTER is 0xffffffff and it can be valid |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
143 * value for large file so we need also to check GetLastError() |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
144 */ |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
145 |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
146 err = ngx_errno; |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
147 if (err != NO_ERROR) { |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
148 ngx_log_error(NGX_LOG_ERR, file->log, err, |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
149 "SeekFilePointer() failed"); |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
150 return NGX_ERROR; |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
151 } |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
152 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
153 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
154 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
155 povlp = NULL; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
156 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
157 } else { |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
158 ovlp.Internal = 0; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
159 ovlp.InternalHigh = 0; |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
280
diff
changeset
|
160 ovlp.Offset = (u_long) offset; |
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
280
diff
changeset
|
161 ovlp.OffsetHigh = (u_long) (offset >> 32); |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
162 ovlp.hEvent = NULL; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
163 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
164 povlp = &ovlp; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
165 } |
183
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
166 |
4c698194c56d
nginx-0.0.1-2003-11-13-19:16:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
167 if (WriteFile(file->fd, buf, size, &n, povlp) == 0) { |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
168 ngx_log_error(NGX_LOG_ERR, file->log, ngx_errno, "WriteFile() failed"); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
169 return NGX_ERROR; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
170 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
171 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
172 file->offset += n; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
173 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
174 return n; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
175 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
176 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
123
diff
changeset
|
177 |
561 | 178 ssize_t |
179 ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *cl, off_t offset, | |
180 ngx_pool_t *pool) | |
184
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
181 { |
292
a472bfb778b3
nginx-0.0.3-2004-03-17-00:26:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
182 u_char *buf, *prev; |
184
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
183 size_t size; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
184 ssize_t total, n; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
185 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
186 total = 0; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
187 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
188 while (cl) { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
189 buf = cl->buf->pos; |
184
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
190 prev = buf; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
191 size = 0; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
192 |
344
e366ba5db8f8
nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents:
343
diff
changeset
|
193 /* coalesce the neighbouring bufs */ |
184
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
194 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
195 while (cl && prev == cl->buf->pos) { |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
196 size += cl->buf->last - cl->buf->pos; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
292
diff
changeset
|
197 prev = cl->buf->last; |
184
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
198 cl = cl->next; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
199 } |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
200 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
201 n = ngx_write_file(file, buf, size, offset); |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
202 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
203 if (n == NGX_ERROR) { |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
204 return NGX_ERROR; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
205 } |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
206 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
207 total += n; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
208 offset += n; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
209 } |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
210 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
211 return total; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
212 } |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
213 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
214 |
1634
d3cbb96818f1
fix win32 ngx_read_fd() and ngx_write_fd()
Igor Sysoev <igor@sysoev.ru>
parents:
1632
diff
changeset
|
215 ssize_t |
d3cbb96818f1
fix win32 ngx_read_fd() and ngx_write_fd()
Igor Sysoev <igor@sysoev.ru>
parents:
1632
diff
changeset
|
216 ngx_read_fd(ngx_fd_t fd, void *buf, size_t size) |
d3cbb96818f1
fix win32 ngx_read_fd() and ngx_write_fd()
Igor Sysoev <igor@sysoev.ru>
parents:
1632
diff
changeset
|
217 { |
d3cbb96818f1
fix win32 ngx_read_fd() and ngx_write_fd()
Igor Sysoev <igor@sysoev.ru>
parents:
1632
diff
changeset
|
218 u_long n; |
d3cbb96818f1
fix win32 ngx_read_fd() and ngx_write_fd()
Igor Sysoev <igor@sysoev.ru>
parents:
1632
diff
changeset
|
219 |
d3cbb96818f1
fix win32 ngx_read_fd() and ngx_write_fd()
Igor Sysoev <igor@sysoev.ru>
parents:
1632
diff
changeset
|
220 if (ReadFile(fd, buf, size, &n, NULL) != 0) { |
d3cbb96818f1
fix win32 ngx_read_fd() and ngx_write_fd()
Igor Sysoev <igor@sysoev.ru>
parents:
1632
diff
changeset
|
221 return (size_t) n; |
d3cbb96818f1
fix win32 ngx_read_fd() and ngx_write_fd()
Igor Sysoev <igor@sysoev.ru>
parents:
1632
diff
changeset
|
222 } |
d3cbb96818f1
fix win32 ngx_read_fd() and ngx_write_fd()
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223 |
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224 return -1; |
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225 } |
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226 |
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227 |
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228 ssize_t |
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229 ngx_write_fd(ngx_fd_t fd, void *buf, size_t size) |
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230 { |
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231 u_long n; |
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232 |
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233 if (WriteFile(fd, buf, size, &n, NULL) != 0) { |
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234 return (size_t) n; |
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235 } |
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236 |
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237 return -1; |
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238 } |
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239 |
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240 |
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241 ssize_t |
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242 ngx_write_console(ngx_fd_t fd, void *buf, size_t size) |
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243 { |
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244 u_long n; |
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245 |
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246 (void) CharToOemBuff(buf, buf, size); |
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247 |
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248 if (WriteFile(fd, buf, size, &n, NULL) != 0) { |
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249 return (size_t) n; |
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250 } |
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251 |
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252 return -1; |
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253 } |
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254 |
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255 |
561 | 256 ngx_int_t |
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257 ngx_win32_rename_file(ngx_str_t *from, ngx_str_t *to, ngx_log_t *log) |
184
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258 { |
499 | 259 u_char *name; |
260 ngx_int_t rc; | |
261 ngx_uint_t collision; | |
262 ngx_atomic_uint_t num; | |
184
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263 |
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264 name = ngx_alloc(to->len + 1 + 10 + 1 + sizeof("DELETE"), log); |
501 | 265 if (name == NULL) { |
186
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266 return NGX_ERROR; |
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267 } |
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268 |
184
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269 ngx_memcpy(name, to->data, to->len); |
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270 |
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271 collision = 0; |
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272 |
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273 /* mutex_lock() (per cache or single ?) */ |
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274 |
499 | 275 for ( ;; ) { |
184
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276 num = ngx_next_temp_number(collision); |
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277 |
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278 ngx_sprintf(name + to->len, ".%0muA.DELETE%Z", num); |
184
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279 |
499 | 280 if (MoveFile((const char *) to->data, (const char *) name) != 0) { |
281 break; | |
184
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282 } |
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283 |
499 | 284 collision = 1; |
285 | |
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286 ngx_log_error(NGX_LOG_CRIT, log, ngx_errno, |
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287 "MoveFile() \"%s\" to \"%s\" failed", to->data, name); |
499 | 288 } |
184
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289 |
292
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290 if (MoveFile((const char *) from->data, (const char *) to->data) == 0) { |
186
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291 rc = NGX_ERROR; |
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292 |
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293 } else { |
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294 rc = NGX_OK; |
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295 } |
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296 |
1051 | 297 if (DeleteFile((const char *) name) == 0) { |
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298 ngx_log_error(NGX_LOG_CRIT, log, ngx_errno, |
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299 "DeleteFile() \"%s\" failed", name); |
184
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300 } |
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301 |
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302 if (rc == NGX_ERROR) { |
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303 ngx_log_error(NGX_LOG_CRIT, log, ngx_errno, |
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304 "MoveFile() \"%s\" to \"%s\" failed", |
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305 from->data, to->data); |
184
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306 } |
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307 |
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308 /* mutex_unlock() */ |
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309 |
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310 ngx_free(name); |
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311 |
184
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312 return rc; |
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313 } |
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314 |
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315 |
561 | 316 ngx_int_t |
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317 ngx_file_info(u_char *file, ngx_file_info_t *sb) |
185
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318 { |
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319 WIN32_FILE_ATTRIBUTE_DATA fa; |
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320 |
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321 /* NT4 and Win98 */ |
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322 |
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323 if (GetFileAttributesEx((char *) file, GetFileExInfoStandard, &fa) == 0) { |
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324 return NGX_FILE_ERROR; |
185
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325 } |
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326 |
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327 sb->dwFileAttributes = fa.dwFileAttributes; |
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328 sb->ftCreationTime = fa.ftCreationTime; |
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329 sb->ftLastAccessTime = fa.ftLastAccessTime; |
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330 sb->ftLastWriteTime = fa.ftLastWriteTime; |
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331 sb->nFileSizeHigh = fa.nFileSizeHigh; |
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332 sb->nFileSizeLow = fa.nFileSizeLow; |
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333 |
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334 return ~NGX_FILE_ERROR; |
185
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335 } |
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336 |
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337 |
561 | 338 ngx_int_t |
681 | 339 ngx_set_file_time(u_char *name, ngx_fd_t fd, time_t s) |
340 { | |
341 uint64_t intervals; | |
342 FILETIME ft; | |
343 | |
344 /* 116444736000000000 is commented in src/os/win32/ngx_time.c */ | |
345 | |
346 intervals = s * 10000000 + 116444736000000000; | |
347 | |
348 ft.dwLowDateTime = (DWORD) intervals; | |
349 ft.dwHighDateTime = (DWORD) (intervals >> 32); | |
350 | |
351 if (SetFileTime(fd, NULL, NULL, &ft) != 0) { | |
352 return NGX_OK; | |
353 } | |
354 | |
355 return NGX_ERROR; | |
356 } | |
357 | |
358 | |
2259 | 359 char * |
360 ngx_realpath(u_char *path, u_char *resolved) | |
361 { | |
362 /* STUB */ | |
363 return (char *) path; | |
364 } | |
365 | |
366 | |
561 | 367 ngx_int_t |
368 ngx_open_dir(ngx_str_t *name, ngx_dir_t *dir) | |
186
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369 { |
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370 ngx_cpystrn(name->data + name->len, NGX_DIR_MASK, NGX_DIR_MASK_LEN + 1); |
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371 |
727 | 372 dir->dir = FindFirstFile((const char *) name->data, &dir->finddata); |
577 | 373 |
186
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374 if (dir->dir == INVALID_HANDLE_VALUE) { |
577 | 375 return NGX_ERROR; |
186
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376 } |
577 | 377 |
457 | 378 dir->valid_info = 1; |
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379 dir->valid_type = 1; |
186
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380 dir->ready = 1; |
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381 |
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382 return NGX_OK; |
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383 } |
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384 |
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385 |
561 | 386 ngx_int_t |
387 ngx_read_dir(ngx_dir_t *dir) | |
186
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388 { |
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389 if (dir->ready) { |
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390 dir->ready = 0; |
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391 return NGX_OK; |
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392 } |
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393 |
727 | 394 if (FindNextFile(dir->dir, &dir->finddata) != 0) { |
681 | 395 return NGX_OK; |
186
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396 } |
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397 |
681 | 398 return NGX_ERROR; |
186
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399 } |
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400 |
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401 |
501 | 402 ngx_int_t |
727 | 403 ngx_open_glob(ngx_glob_t *gl) |
404 { | |
2459 | 405 u_char *p; |
406 size_t len; | |
407 ngx_err_t err; | |
1632 | 408 |
727 | 409 gl->dir = FindFirstFile((const char *) gl->pattern, &gl->finddata); |
410 | |
411 if (gl->dir == INVALID_HANDLE_VALUE) { | |
1980 | 412 |
2459 | 413 err = ngx_errno; |
414 | |
415 if ((err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND) | |
416 && gl->test) | |
417 { | |
1980 | 418 gl->no_match = 1; |
419 return NGX_OK; | |
420 } | |
421 | |
727 | 422 return NGX_ERROR; |
423 } | |
424 | |
1632 | 425 for (p = gl->pattern; *p; p++) { |
426 if (*p == '/') { | |
427 gl->last = p + 1 - gl->pattern; | |
428 } | |
429 } | |
430 | |
431 len = ngx_strlen(gl->finddata.cFileName); | |
432 gl->name.len = gl->last + len; | |
433 | |
434 gl->name.data = ngx_alloc(gl->name.len + 1, gl->log); | |
435 if (gl->name.data == NULL) { | |
436 return NGX_ERROR; | |
437 } | |
438 | |
439 ngx_memcpy(gl->name.data, gl->pattern, gl->last); | |
440 ngx_cpystrn(gl->name.data + gl->last, (u_char *) gl->finddata.cFileName, | |
441 len + 1); | |
442 | |
727 | 443 gl->ready = 1; |
444 | |
445 return NGX_OK; | |
446 } | |
447 | |
448 | |
449 ngx_int_t | |
450 ngx_read_glob(ngx_glob_t *gl, ngx_str_t *name) | |
451 { | |
1632 | 452 size_t len; |
727 | 453 ngx_err_t err; |
454 | |
1980 | 455 if (gl->no_match) { |
456 return NGX_DONE; | |
457 } | |
458 | |
727 | 459 if (gl->ready) { |
1632 | 460 *name = gl->name; |
727 | 461 |
462 gl->ready = 0; | |
463 return NGX_OK; | |
464 } | |
465 | |
1632 | 466 ngx_free(gl->name.data); |
467 gl->name.data = NULL; | |
468 | |
727 | 469 if (FindNextFile(gl->dir, &gl->finddata) != 0) { |
1632 | 470 |
471 len = ngx_strlen(gl->finddata.cFileName); | |
472 gl->name.len = gl->last + len; | |
473 | |
474 gl->name.data = ngx_alloc(gl->name.len + 1, gl->log); | |
475 if (gl->name.data == NULL) { | |
476 return NGX_ERROR; | |
477 } | |
478 | |
479 ngx_memcpy(gl->name.data, gl->pattern, gl->last); | |
480 ngx_cpystrn(gl->name.data + gl->last, (u_char *) gl->finddata.cFileName, | |
481 len + 1); | |
482 | |
483 *name = gl->name; | |
727 | 484 |
485 return NGX_OK; | |
486 } | |
487 | |
488 err = ngx_errno; | |
489 | |
490 if (err == NGX_ENOMOREFILES) { | |
491 return NGX_DONE; | |
492 } | |
493 | |
494 ngx_log_error(NGX_LOG_ALERT, gl->log, err, | |
495 "FindNextFile(%s) failed", gl->pattern); | |
496 | |
497 return NGX_ERROR; | |
498 } | |
499 | |
500 | |
501 void | |
502 ngx_close_glob(ngx_glob_t *gl) | |
503 { | |
1632 | 504 if (gl->name.data) { |
505 ngx_free(gl->name.data); | |
506 } | |
507 | |
1980 | 508 if (gl->dir == INVALID_HANDLE_VALUE) { |
509 return; | |
510 } | |
511 | |
1632 | 512 if (FindClose(gl->dir) == 0) { |
727 | 513 ngx_log_error(NGX_LOG_ALERT, gl->log, ngx_errno, |
514 "FindClose(%s) failed", gl->pattern); | |
515 } | |
516 } | |
517 | |
518 | |
519 ngx_int_t | |
501 | 520 ngx_de_info(u_char *name, ngx_dir_t *dir) |
521 { | |
522 return NGX_OK; | |
523 } | |
524 | |
525 | |
526 ngx_int_t | |
527 ngx_de_link_info(u_char *name, ngx_dir_t *dir) | |
528 { | |
529 return NGX_OK; | |
530 } | |
531 | |
532 | |
561 | 533 ngx_int_t |
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534 ngx_directio_on(ngx_fd_t fd) |
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535 { |
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536 return 0; |
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537 } |
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538 |
2615 | 539 |
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540 ngx_int_t |
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541 ngx_directio_off(ngx_fd_t fd) |
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542 { |
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543 return 0; |
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544 } |
2615 | 545 |
546 | |
547 size_t | |
548 ngx_fs_bsize(u_char *name) | |
549 { | |
550 u_char root[4]; | |
551 u_long sc, bs, nfree, ncl; | |
552 | |
553 if (name[2] == ':') { | |
554 ngx_cpystrn(root, name, 4); | |
555 name = root; | |
556 } | |
557 | |
558 if (GetDiskFreeSpace((const char *) name, &sc, &bs, &nfree, &ncl) == 0) { | |
559 return 512; | |
560 } | |
561 | |
562 return sc * bs; | |
563 } | |
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564 |
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565 |
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566 static u_short * |
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567 ngx_utf8_to_utf16(u_short *utf16, u_char *utf8, size_t len) |
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568 { |
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569 u_char *p; |
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570 u_short *u, *last; |
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571 uint32_t n; |
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572 |
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573 p = utf8; |
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574 u = utf16; |
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575 last = utf16 + len; |
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576 |
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577 while (u < last) { |
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578 |
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579 if (*p < 0x80) { |
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580 *u = (u_short) *p; |
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581 |
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582 if (*p == 0) { |
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583 return utf16; |
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584 } |
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585 |
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586 u++; |
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587 p++; |
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588 |
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589 continue; |
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590 } |
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591 |
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592 n = ngx_utf8_decode(&p, 4); |
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593 |
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594 if (n > 0xffff) { |
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595 free(utf16); |
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596 ngx_set_errno(NGX_EILSEQ); |
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597 return NULL; |
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598 } |
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599 |
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600 *u++ = (u_short) n; |
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601 } |
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602 |
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|
603 /* the given buffer is not enough, allocate a new one */ |
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604 |
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605 u = malloc(((p - utf8) + ngx_strlen(p) + 1) * sizeof(u_short)); |
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606 if (u == NULL) { |
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607 return NULL; |
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608 } |
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609 |
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610 ngx_memcpy(u, utf16, len * 2); |
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|
611 |
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612 utf16 = u; |
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613 u += len; |
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614 |
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615 for ( ;; ) { |
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616 |
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617 if (*p < 0x80) { |
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618 *u = (u_short) *p; |
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619 |
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620 if (*p == 0) { |
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621 return utf16; |
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622 } |
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623 |
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624 u++; |
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625 p++; |
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626 |
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627 continue; |
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628 } |
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629 |
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630 n = ngx_utf8_decode(&p, 4); |
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631 |
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632 if (n > 0xffff) { |
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633 free(utf16); |
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634 ngx_set_errno(NGX_EILSEQ); |
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635 return NULL; |
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636 } |
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637 |
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638 *u++ = (u_short) n; |
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639 } |
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640 |
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641 /* unreachable */ |
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642 } |