Mercurial > hg > nginx

annotate src/os/unix/ngx_files.c @ 196:11fbd0fc041d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.1-2003-11-26-18:42:18 import
author Igor Sysoev <igor@sysoev.ru>
date Wed, 26 Nov 2003 15:42:18 +0000
parents 2357fa41738a
children 70e1c7d2b83d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1
33
b2e039840718 nginx-0.0.1-2002-12-19-20:49:51 import
Igor Sysoev <igor@sysoev.ru>
parents: 9
diff changeset
2 #include <ngx_config.h>
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
3 #include <ngx_core.h>
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17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
4 #include <ngx_hunk.h>
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
5 #include <ngx_array.h>
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
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6 #include <ngx_file.h>
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17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
7 #include <ngx_files.h>
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
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8
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
9
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
10 ssize_t ngx_read_file(ngx_file_t *file, char *buf, size_t size, off_t offset)
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
11 {
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
12 ssize_t n;
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
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11fbd0fc041d nginx-0.0.1-2003-11-26-18:42:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 194
diff changeset
14 ngx_log_debug(file->log, "read: %d, %x, %d, " OFF_T_FMT _
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869b10be682f nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents: 74
diff changeset
15 file->fd _ buf _ size _ offset);
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
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16
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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17 #if (HAVE_PREAD)
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
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19 n = pread(file->fd, buf, size, offset);
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
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20
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6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
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21 if (n == -1) {
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17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
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22 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, "pread() failed");
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6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
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23 return NGX_ERROR;
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
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24 }
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
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25
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3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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26 #else
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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27
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02a715e85df1 nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 186
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28 if (file->sys_offset != offset) {
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3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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29 if (lseek(file->fd, offset, SEEK_SET) == -1) {
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
30 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, "lseek() failed");
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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31 return NGX_ERROR;
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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32 }
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71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 190
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71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 190
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34 file->sys_offset = offset;
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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35 }
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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36
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
37 n = read(file->fd, buf, size);
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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38
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
39 if (n == -1) {
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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40 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, "read() failed");
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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41 return NGX_ERROR;
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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42 }
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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43
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02a715e85df1 nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 186
diff changeset
44 file->sys_offset += n;
02a715e85df1 nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 186
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45
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3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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46 #endif
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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47
35
79c1fce18e71 nginx-0.0.1-2002-12-21-20:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
diff changeset
48 file->offset += n;
79c1fce18e71 nginx-0.0.1-2002-12-21-20:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
diff changeset
49
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 6
diff changeset
50 return n;
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
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51 }
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
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52
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
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53
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
54 ssize_t ngx_write_file(ngx_file_t *file, char *buf, size_t size, off_t offset)
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
55 {
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
56 ssize_t n;
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
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57
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
58 #if (HAVE_PWRITE)
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
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parents: 170
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59
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
60 n = pwrite(file->fd, buf, size, offset);
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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parents: 35
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
62 if (n == -1) {
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
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63 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, "pwrite() failed");
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
64 return NGX_ERROR;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
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65 }
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
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66
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
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67 if ((size_t) n != size) {
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
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68 ngx_log_error(NGX_LOG_CRIT, file->log, 0,
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
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69 "pwrite() has written only %d of %d", n, size);
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
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70 return NGX_ERROR;
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
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71 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
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72
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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73 #else
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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74
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02a715e85df1 nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 186
diff changeset
75 if (file->sys_offset != offset) {
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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76 if (lseek(file->fd, offset, SEEK_SET) == -1) {
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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77 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, "lseek() failed");
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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78 return NGX_ERROR;
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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79 }
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71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 190
diff changeset
80
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 190
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81 file->sys_offset = offset;
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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82 }
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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83
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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84 n = write(file->fd, buf, size);
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
85
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
86 if (n == -1) {
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
87 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, "write() failed");
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
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88 return NGX_ERROR;
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
89 }
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
90
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
91 if ((size_t) n != size) {
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
92 ngx_log_error(NGX_LOG_CRIT, file->log, 0,
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
93 "write() has written only %d of %d", n, size);
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
94 return NGX_ERROR;
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
95 }
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
96
190
02a715e85df1 nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 186
diff changeset
97 file->sys_offset += n;
02a715e85df1 nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 186
diff changeset
98
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
99 #endif
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
100
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17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
101 file->offset += n;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
102
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
103 return n;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
104 }
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
105
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
106
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
107 ssize_t ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *cl,
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
108 off_t offset, ngx_pool_t *pool)
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
109 {
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
110 char *prev;
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
111 size_t size;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
112 ssize_t n;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
113 struct iovec *iov;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
114 ngx_err_t err;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
115 ngx_array_t io;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
116
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
117 /* use pwrite() if there's the only hunk in a chain */
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
118
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
119 if (cl->next == NULL) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
120 return ngx_write_file(file, cl->hunk->pos,
194
2357fa41738a nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 191
diff changeset
121 (size_t) (cl->hunk->last - cl->hunk->pos),
2357fa41738a nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 191
diff changeset
122 offset);
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
123 }
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
124
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
125 prev = NULL;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
126 iov = NULL;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
127 size = 0;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
128
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
129 ngx_init_array(io, pool, 10, sizeof(struct iovec), NGX_ERROR);
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
130
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
131 /* create the iovec and coalesce the neighbouring hunks */
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
132
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
133 while (cl) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
134 if (prev == cl->hunk->pos) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
135 iov->iov_len += cl->hunk->last - cl->hunk->pos;
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
136
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
137 } else {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
138 ngx_test_null(iov, ngx_push_array(&io), NGX_ERROR);
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
139 iov->iov_base = cl->hunk->pos;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
140 iov->iov_len = cl->hunk->last - cl->hunk->pos;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
141 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
142
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
143 size += cl->hunk->last - cl->hunk->pos;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
144 prev = cl->hunk->last;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
145 cl = cl->next;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
146 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
147
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
148 /* use pwrite() if there's the only iovec buffer */
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
149
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
150 if (io.nelts == 1) {
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
151 iov = io.elts;
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
152 return ngx_write_file(file, iov[0].iov_base, iov[0].iov_len, offset);
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
153 }
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
154
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 190
diff changeset
155 if (file->sys_offset != offset) {
154
eac26585476e nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
156 if (lseek(file->fd, offset, SEEK_SET) == -1) {
eac26585476e nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
157 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, "lseek() failed");
eac26585476e nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
158 return NGX_ERROR;
eac26585476e nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
159 }
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 190
diff changeset
160
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 190
diff changeset
161 file->sys_offset = offset;
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
162 }
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
163
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
164 n = writev(file->fd, io.elts, io.nelts);
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
165
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
166 if (n == -1) {
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
167 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, "writev() failed");
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
168 return NGX_ERROR;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
169 }
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
170
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
171 if ((size_t) n != size) {
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
172 ngx_log_error(NGX_LOG_CRIT, file->log, 0,
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
173 "writev() has written only %d of %d", n, size);
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
174 return NGX_ERROR;
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
175 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
176
190
02a715e85df1 nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 186
diff changeset
177 file->sys_offset += n;
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
178 file->offset += n;
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
179
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
180 return n;
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
181 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
182
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
183
186
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
184 int ngx_open_dir(ngx_str_t *name, ngx_dir_t *dir)
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
185 {
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
186 dir->dir = opendir(name->data);
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
187
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
188 if (dir->dir == NULL) {
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
189 return NGX_ERROR;
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
190 }
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
191
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
192 dir->info_valid = 0;
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
193
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
194 return NGX_OK;
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
195 }
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
196
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
197
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
198 #if 0
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
199
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
200 ssize_t ngx_read_file(ngx_file_t *file, char *buf, size_t size, off_t offset)
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201 {
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
202 if (!file->read->ready) {
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
203
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
204 ngx_memzero(&file->iocb, sizeof(iocb));
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
205 file->iocb.aio_fildes = file->fd;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
206 file->iocb.aio_buf = buf;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
207 file->iocb.aio_nbytes = size;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
208 file->iocb.aio_offset = offset;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
209 #if (USE_AIO_KQUEUE)
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
210 file->iocb.aio_sigevent.sigev_notify = SIGEV_KEVENT;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
211 file->iocb.aio_sigevent.sigev_notify_kqueue = tid->kq;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
212 file->iocb.aio_sigevent.sigev_value = (union sigval) file;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
213 #endif
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
214 #if (USE_AIO_SIGNAL)
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
215 file->iocb.aio_sigevent.sigev_notify = SIGEV_SIGNAL;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
216 file->iocb.aio_sigevent.sigev_signo = NGX_SIGAIO;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
217 #ifndef __FreeBSD__
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
218 file->iocb.aio_sigevent.sigev_value.sival_ptr = file;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
219 #endif
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
220 #endif
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
221
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
222 if (aio_read(&file->iocb) == -1) {
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
223 ngx_log_error(NGX_LOG_ERR, file->log, ngx_errno,
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
224 "aio_read() failed");
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
225 return NGX_ERROR;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
226
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
227 n = aio_error(&file->iocb);
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
228 if (n == EINPROGRESS)
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
229 return NGX_AGAIN;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
230
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
231 if (n == -1) {
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
232 ngx_log_error(NGX_LOG_ERR, file->log, ngx_errno,
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
233 "aio_read() failed");
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
234 return NGX_ERROR;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
235 }
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
236 }
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
237
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
238 ngx_assert(file->iocb.aio_buf == buf), return NGX_ERROR,
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
239 "ngx_aio_read_file: another buffer is passed");
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
240
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
241 n = aio_return(&file->iocb);
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
242 if (n == -1) {
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
243 ngx_log_error(NGX_LOG_ERR, file->log, ngx_errno,
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
244 "aio_read() failed");
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
245 return NGX_ERROR;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
246 }
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
247
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
248 return n;
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
249 }
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
250
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
251 #endif