Mercurial > hg > nginx-quic
annotate src/os/win32/ngx_files.c @ 182:3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 13 Nov 2003 06:14:05 +0000 |
parents | b75602822f64 |
children | 4c698194c56d |
rev | line source |
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nginx-0.0.1-2002-12-27-10:27:47 import
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1 |
cd035a94e0b6
nginx-0.0.1-2002-12-27-10:27:47 import
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2 #include <ngx_config.h> |
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nginx-0.0.1-2003-06-03-19:42:58 import
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3 #include <ngx_core.h> |
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nginx-0.0.1-2002-09-02-18:48:24 import
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4 |
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5 |
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nginx-0.0.1-2002-09-02-18:48:24 import
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6 ssize_t ngx_read_file(ngx_file_t *file, char *buf, size_t size, off_t offset) |
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nginx-0.0.1-2002-09-02-18:48:24 import
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7 { |
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nginx-0.0.1-2003-11-13-09:14:05 import
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8 size_t n; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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9 long high_offset; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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10 ngx_err_t err; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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11 OVERLAPPED ovlp, *povlp; |
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nginx-0.0.1-2002-09-02-18:48:24 import
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12 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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13 if (ngx_win32_version < NGX_WIN_NT) { |
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nginx-0.0.1-2003-11-13-09:14:05 import
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14 high_offset = (long) (offset >> 32); |
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nginx-0.0.1-2003-11-13-09:14:05 import
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15 if (SetFilePointer(file->fd, (long) offset, &high_offset, FILE_BEGIN) |
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nginx-0.0.1-2003-11-13-09:14:05 import
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16 == 0xFFFFFFFF) |
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nginx-0.0.1-2003-11-13-09:14:05 import
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17 { |
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nginx-0.0.1-2003-11-13-09:14:05 import
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18 err = ngx_errno; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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19 if (err != NO_ERROR) { |
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nginx-0.0.1-2003-11-13-09:14:05 import
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20 ngx_log_error(NGX_LOG_ERR, file->log, err, |
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nginx-0.0.1-2003-11-13-09:14:05 import
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21 "SeekFilePointer() failed"); |
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nginx-0.0.1-2003-11-13-09:14:05 import
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22 return NGX_ERROR; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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23 } |
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24 } |
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nginx-0.0.1-2003-11-13-09:14:05 import
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26 povlp = NULL; |
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27 |
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28 } else { |
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nginx-0.0.1-2003-11-13-09:14:05 import
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29 ovlp.Internal = 0; |
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30 ovlp.InternalHigh = 0; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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31 ovlp.Offset = (DWORD) offset; |
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32 ovlp.OffsetHigh = (DWORD) (offset >> 32); |
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nginx-0.0.1-2003-11-13-09:14:05 import
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33 ovlp.hEvent = NULL; |
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34 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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35 povlp = &ovlp; |
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36 } |
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nginx-0.0.1-2003-11-13-09:14:05 import
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nginx-0.0.1-2003-11-13-09:14:05 import
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38 if (ReadFile(file->fd, buf, size, &n, povlp) == 0) { |
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39 ngx_log_error(NGX_LOG_ERR, file->log, ngx_errno, "ReadFile() failed"); |
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40 return NGX_ERROR; |
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nginx-0.0.1-2002-09-02-18:48:24 import
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41 } |
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nginx-0.0.1-2002-12-21-20:14:50 import
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43 file->offset += n; |
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44 |
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45 return n; |
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nginx-0.0.1-2002-09-02-18:48:24 import
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46 } |
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nginx-0.0.1-2003-06-03-19:42:58 import
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47 |
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48 |
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49 /* TODO: as read file */ |
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50 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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51 ssize_t ngx_write_file(ngx_file_t *file, char *buf, size_t size, off_t offset) |
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52 { |
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53 size_t n; |
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54 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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55 if (WriteFile(file->fd, buf, size, &n, NULL) == 0) { |
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56 ngx_log_error(NGX_LOG_ERR, file->log, ngx_errno, "WriteFile() failed"); |
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57 return NGX_ERROR; |
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58 } |
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59 |
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60 file->offset += n; |
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61 |
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62 return n; |
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nginx-0.0.1-2003-11-13-09:14:05 import
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63 } |
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nginx-0.0.1-2003-11-13-09:14:05 import
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64 |
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65 |
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nginx-0.0.1-2003-11-13-09:14:05 import
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66 /* TODO: log error */ |
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67 |
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nginx-0.0.1-2003-07-24-00:01:29 import
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68 int ngx_file_append_mode(ngx_fd_t fd) |
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69 { |
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70 if (SetFilePointer(fd, 0, NULL, FILE_END) == 0xFFFFFFFF) { |
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71 if (GetLastError() != NO_ERROR) { |
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72 return NGX_ERROR; |
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73 } |
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74 } |
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75 |
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76 return NGX_OK; |
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77 } |