Mercurial > hg > nginx
annotate src/os/win32/ngx_udp_wsarecv.c @ 3986:6c4d2d163611
fix r3981 again for case "Accept-Encoding: gzip"
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 01 Aug 2011 14:38:09 +0000 |
parents | 88987e52be42 |
children | d620f497c50f |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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11 |
1680 | 12 ssize_t |
1689 | 13 ngx_udp_wsarecv(ngx_connection_t *c, u_char *buf, size_t size) |
103
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14 { |
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15 int rc; |
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16 u_long bytes, flags; |
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17 WSABUF wsabuf[1]; |
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18 ngx_err_t err; |
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19 ngx_event_t *rev; |
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20 |
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21 wsabuf[0].buf = (char *) buf; |
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22 wsabuf[0].len = size; |
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23 flags = 0; |
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24 bytes = 0; |
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25 |
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26 rc = WSARecv(c->fd, wsabuf, 1, &bytes, &flags, NULL, NULL); |
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27 |
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28 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
461 | 29 "WSARecv: fd:%d rc:%d %ul of %z", c->fd, rc, bytes, size); |
184
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30 |
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31 rev = c->read; |
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32 |
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33 if (rc == -1) { |
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34 rev->ready = 0; |
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35 err = ngx_socket_errno; |
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36 |
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37 if (err == WSAEWOULDBLOCK) { |
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38 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, |
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39 "WSARecv() not ready"); |
184
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40 return NGX_AGAIN; |
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41 } |
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42 |
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43 rev->error = 1; |
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44 ngx_connection_error(c, err, "WSARecv() failed"); |
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45 |
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46 return NGX_ERROR; |
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47 } |
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48 |
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49 return bytes; |
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50 } |
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51 |
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52 |
1680 | 53 ssize_t |
1689 | 54 ngx_udp_overlapped_wsarecv(ngx_connection_t *c, u_char *buf, size_t size) |
184
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55 { |
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56 int rc; |
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57 u_long bytes, flags; |
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58 WSABUF wsabuf[1]; |
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59 ngx_err_t err; |
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60 ngx_event_t *rev; |
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61 LPWSAOVERLAPPED ovlp; |
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62 |
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63 rev = c->read; |
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64 |
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65 if (!rev->ready) { |
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66 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "second wsa post"); |
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67 return NGX_AGAIN; |
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68 } |
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69 |
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70 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
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71 "rev->complete: %d", rev->complete); |
184
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72 |
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73 if (rev->complete) { |
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74 rev->complete = 0; |
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75 |
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76 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
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77 if (rev->ovlp.error) { |
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78 ngx_connection_error(c, rev->ovlp.error, "WSARecv() failed"); |
184
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79 return NGX_ERROR; |
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80 } |
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81 |
461 | 82 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
83 "WSARecv ovlp: fd:%d %ul of %z", | |
84 c->fd, rev->available, size); | |
85 | |
184
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86 return rev->available; |
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87 } |
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88 |
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89 if (WSAGetOverlappedResult(c->fd, (LPWSAOVERLAPPED) &rev->ovlp, |
2776 | 90 &bytes, 0, NULL) |
91 == 0) | |
92 { | |
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93 ngx_connection_error(c, ngx_socket_errno, |
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94 "WSARecv() or WSAGetOverlappedResult() failed"); |
184
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95 return NGX_ERROR; |
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96 } |
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97 |
461 | 98 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
99 "WSARecv: fd:%d %ul of %z", c->fd, bytes, size); | |
100 | |
184
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101 return bytes; |
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102 } |
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103 |
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104 ovlp = (LPWSAOVERLAPPED) &rev->ovlp; |
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105 ngx_memzero(ovlp, sizeof(WSAOVERLAPPED)); |
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106 wsabuf[0].buf = (char *) buf; |
184
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107 wsabuf[0].len = size; |
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108 flags = 0; |
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109 bytes = 0; |
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110 |
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111 rc = WSARecv(c->fd, wsabuf, 1, &bytes, &flags, ovlp, NULL); |
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112 |
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113 rev->complete = 0; |
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114 |
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parents:
184
diff
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115 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
461 | 116 "WSARecv ovlp: fd:%d rc:%d %ul of %z", |
117 c->fd, rc, bytes, size); | |
184
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
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118 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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119 if (rc == -1) { |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
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120 err = ngx_socket_errno; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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121 if (err == WSA_IO_PENDING) { |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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122 rev->active = 1; |
461 | 123 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, |
124 "WSARecv() posted"); | |
184
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nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
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125 return NGX_AGAIN; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
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144
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126 } |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
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127 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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128 rev->error = 1; |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
184
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129 ngx_connection_error(c, err, "WSARecv() failed"); |
184
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
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130 return NGX_ERROR; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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131 } |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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changeset
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132 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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133 if (ngx_event_flags & NGX_USE_IOCP_EVENT) { |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
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134 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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135 /* |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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136 * if a socket was bound with I/O completion port |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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137 * then GetQueuedCompletionStatus() would anyway return its status |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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138 * despite that WSARecv() was already complete |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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139 */ |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
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140 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
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141 rev->active = 1; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
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142 return NGX_AGAIN; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
143 } |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
144 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
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145 rev->active = 0; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
146 |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
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147 return bytes; |
1bf718ce0dde
nginx-0.0.1-2003-11-14-10:20:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
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148 } |