Mercurial > hg > nginx-quic
comparison src/core/ngx_file.c @ 74:17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Fri, 11 Apr 2003 16:01:14 +0000 |
parents | |
children | 869b10be682f |
comparison
equal
deleted
inserted
replaced
73:4534060fde92 | 74:17ab1af8c3dd |
---|---|
1 | |
2 #include <ngx_config.h> | |
3 #include <ngx_core.h> | |
4 #include <ngx_hunk.h> | |
5 #include <ngx_array.h> | |
6 #include <ngx_file.h> | |
7 #include <ngx_files.h> | |
8 | |
9 | |
10 int ngx_create_temp_file(ngx_file_t *file, ngx_path_t *path, | |
11 ngx_pool_t *pool, int num, int step, int persistent) | |
12 { | |
13 int i; | |
14 ngx_err_t err; | |
15 | |
16 file->name.len = path->name.len + 1 + path->len + 10; | |
17 | |
18 ngx_test_null(file->name.data, ngx_palloc(pool, file->name.len + 1), | |
19 NGX_ERROR); | |
20 | |
21 #if 0 | |
22 for (i = 0; i < file->name.len; i++) { | |
23 file->name.data[i] = 'X'; | |
24 } | |
25 #endif | |
26 | |
27 ngx_memcpy(file->name.data, path->name.data, path->name.len); | |
28 | |
29 for ( ;; ) { | |
30 snprintf(file->name.data + path->name.len + 1 + path->len, 11, | |
31 "%010d", num); | |
32 | |
33 ngx_create_hashed_filename(file, path); | |
34 | |
35 #if 0 | |
36 #if (WIN32) | |
37 file->fd = CreateFile(file->name.data, | |
38 GENERIC_READ|GENERIC_WRITE, | |
39 FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE, | |
40 NULL, | |
41 CREATE_NEW, | |
42 persistent ? 0: | |
43 FILE_ATTRIBUTE_TEMPORARY|FILE_FLAG_DELETE_ON_CLOSE, | |
44 NULL); | |
45 #else | |
46 file->fd = open(file->name.data, O_CREAT|O_EXCL|O_WRONLY, 0600); | |
47 #endif | |
48 #endif | |
49 | |
50 file->fd = ngx_open_tempfile(file->name.data, persistent); | |
51 | |
52 if (file->fd != NGX_INVALID_FILE) { | |
53 return NGX_OK; | |
54 } | |
55 | |
56 err = ngx_errno; | |
57 | |
58 if (err == NGX_EEXIST) { | |
59 num *= step; | |
60 continue; | |
61 } | |
62 | |
63 if (err != NGX_ENOENT | |
64 #if (WIN32_NEED_TEST) | |
65 && err != NGX_ENOTDIR | |
66 #endif | |
67 ) { | |
68 ngx_log_error(NGX_LOG_CRIT, file->log, err, | |
69 ngx_open_tempfile_n " \"%s\" failed", | |
70 file->name.data); | |
71 return NGX_ERROR; | |
72 } | |
73 | |
74 if (ngx_create_path(file, path) == NGX_ERROR) { | |
75 return NGX_ERROR; | |
76 } | |
77 } | |
78 } | |
79 | |
80 | |
81 void ngx_create_hashed_filename(ngx_file_t *file, ngx_path_t *path) | |
82 { | |
83 int i, name, pos, level; | |
84 | |
85 name = file->name.len; | |
86 pos = path->name.len + 1; | |
87 | |
88 file->name.data[path->name.len + path->len] = '/'; | |
89 | |
90 for (i = 0; i < 3; i++) { | |
91 level = path->level[i]; | |
92 | |
93 if (level == 0) { | |
94 break; | |
95 } | |
96 | |
97 ngx_log_debug(file->log, "temp: %s" _ file->name.data); | |
98 | |
99 name -= level; | |
100 file->name.data[pos - 1] = '/'; | |
101 ngx_memcpy(&file->name.data[pos], &file->name.data[name], level); | |
102 pos += level + 1; | |
103 } | |
104 | |
105 ngx_log_debug(file->log, "temp: %s" _ file->name.data); | |
106 } | |
107 | |
108 | |
109 int ngx_create_path(ngx_file_t *file, ngx_path_t *path) | |
110 { | |
111 int i, pos; | |
112 ngx_err_t err; | |
113 | |
114 pos = path->name.len; | |
115 | |
116 for (i = 0; i < 3; i++) { | |
117 if (path->level[i] == 0) { | |
118 break; | |
119 } | |
120 | |
121 pos += path->level[i] + 1; | |
122 | |
123 file->name.data[pos] = '\0'; | |
124 | |
125 ngx_log_debug(file->log, "temp: %s" _ file->name.data); | |
126 | |
127 if (ngx_mkdir(file->name.data) == NGX_FILE_ERROR) { | |
128 err = ngx_errno; | |
129 if (err != NGX_EEXIST) { | |
130 ngx_log_error(NGX_LOG_CRIT, file->log, err, | |
131 ngx_mkdir_n " \"%s\" failed", file->name.data); | |
132 return NGX_ERROR; | |
133 } | |
134 } | |
135 | |
136 file->name.data[pos] = '/'; | |
137 } | |
138 | |
139 return NGX_OK; | |
140 } |