Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_channel.c @ 438:e56ab5ac8c65
nginx-0.0.12-2004-09-24-20:12:19 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 24 Sep 2004 16:12:19 +0000 |
parents | b670db10cbbd |
children | da8c5707af39 |
rev | line source |
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366
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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1 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
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2 #include <ngx_config.h> |
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nginx-0.0.7-2004-06-23-19:18:17 import
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3 #include <ngx_core.h> |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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4 #include <ngx_channel.h> |
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nginx-0.0.7-2004-06-23-19:18:17 import
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5 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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6 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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7 ngx_int_t ngx_write_channel(ngx_socket_t s, ngx_channel_t *ch, size_t size, |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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8 ngx_log_t *log) |
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nginx-0.0.7-2004-06-23-19:18:17 import
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9 { |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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10 ssize_t n; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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11 ngx_err_t err; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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12 struct iovec iov[1]; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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13 struct msghdr msg; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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14 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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15 #if (HAVE_MSGHDR_MSG_CONTROL) |
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nginx-0.0.7-2004-06-23-19:18:17 import
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16 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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17 union { |
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nginx-0.0.7-2004-06-23-19:18:17 import
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18 struct cmsghdr cm; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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19 char space[CMSG_SPACE(sizeof(int))]; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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20 } cmsg; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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21 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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22 if (ch->fd == -1) { |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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23 msg.msg_control = NULL; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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24 msg.msg_controllen = 0; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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25 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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26 } else { |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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27 msg.msg_control = (caddr_t) &cmsg; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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28 msg.msg_controllen = sizeof(cmsg); |
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nginx-0.0.7-2004-06-23-19:18:17 import
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29 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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30 cmsg.cm.cmsg_len = sizeof(cmsg); |
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nginx-0.0.7-2004-06-23-19:18:17 import
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31 cmsg.cm.cmsg_level = SOL_SOCKET; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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32 cmsg.cm.cmsg_type = SCM_RIGHTS; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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33 *(int *) CMSG_DATA(&cmsg.cm) = ch->fd; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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34 } |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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35 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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36 #else |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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37 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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38 if (ch->fd == -1) { |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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39 msg.msg_accrights = NULL; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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40 msg.msg_accrightslen = 0; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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41 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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42 } else { |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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43 msg.msg_accrights = (caddr_t) &ch->fd; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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44 msg.msg_accrightslen = sizeof(int); |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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45 } |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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46 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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47 #endif |
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nginx-0.0.7-2004-06-23-19:18:17 import
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48 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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49 iov[0].iov_base = (char *) ch; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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parents:
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50 iov[0].iov_len = size; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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51 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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52 msg.msg_name = NULL; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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53 msg.msg_namelen = 0; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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54 msg.msg_iov = iov; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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55 msg.msg_iovlen = 1; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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56 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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57 n = sendmsg(s, &msg, 0); |
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nginx-0.0.7-2004-06-23-19:18:17 import
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58 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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59 if (n == -1) { |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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60 err = ngx_errno; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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61 if (err == NGX_EAGAIN) { |
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nginx-0.0.7-2004-06-23-19:18:17 import
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62 return NGX_AGAIN; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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63 } |
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nginx-0.0.7-2004-06-23-19:18:17 import
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64 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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65 ngx_log_error(NGX_LOG_ALERT, log, err, "sendmsg() failed"); |
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nginx-0.0.7-2004-06-23-19:18:17 import
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66 return NGX_ERROR; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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67 } |
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nginx-0.0.7-2004-06-23-19:18:17 import
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68 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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69 return NGX_OK; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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70 } |
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nginx-0.0.7-2004-06-23-19:18:17 import
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71 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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72 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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73 ngx_int_t ngx_read_channel(ngx_socket_t s, ngx_channel_t *ch, size_t size, |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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74 ngx_log_t *log) |
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nginx-0.0.7-2004-06-23-19:18:17 import
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75 { |
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nginx-0.0.7-2004-06-23-19:18:17 import
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76 ssize_t n; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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77 ngx_err_t err; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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78 struct iovec iov[1]; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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79 struct msghdr msg; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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80 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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81 #if (HAVE_MSGHDR_MSG_CONTROL) |
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nginx-0.0.7-2004-06-23-19:18:17 import
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82 union { |
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nginx-0.0.7-2004-06-23-19:18:17 import
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83 struct cmsghdr cm; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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84 char space[CMSG_SPACE(sizeof(int))]; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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85 } cmsg; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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86 #else |
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nginx-0.0.7-2004-06-23-19:18:17 import
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87 int fd; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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88 #endif |
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nginx-0.0.7-2004-06-23-19:18:17 import
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89 |
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nginx-0.0.7-2004-06-23-19:18:17 import
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parents:
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90 iov[0].iov_base = (char *) ch; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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parents:
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91 iov[0].iov_len = size; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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92 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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93 msg.msg_name = NULL; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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94 msg.msg_namelen = 0; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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95 msg.msg_iov = iov; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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96 msg.msg_iovlen = 1; |
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nginx-0.0.7-2004-06-23-19:18:17 import
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97 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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98 #if (HAVE_MSGHDR_MSG_CONTROL) |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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99 msg.msg_control = (caddr_t) &cmsg; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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100 msg.msg_controllen = sizeof(cmsg); |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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101 #else |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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102 msg.msg_accrights = (caddr_t) &fd; |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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103 msg.msg_accrightslen = sizeof(int); |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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104 #endif |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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105 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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106 n = recvmsg(s, &msg, 0); |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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107 |
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nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
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108 if (n == -1) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
109 err = ngx_errno; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
110 if (err == NGX_EAGAIN) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
111 return NGX_AGAIN; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
112 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
113 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
114 ngx_log_error(NGX_LOG_ALERT, log, err, "recvmsg() failed"); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 return NGX_ERROR; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
117 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 if ((size_t) n < sizeof(ngx_channel_t)) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
119 ngx_log_error(NGX_LOG_ALERT, log, 0, |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
120 "recvmsg() returned not enough data"); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
121 return NGX_ERROR; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
122 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
123 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
124 #if (HAVE_MSGHDR_MSG_CONTROL) |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
125 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
126 if (ch->command == NGX_CMD_OPEN_CHANNEL) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
127 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
128 if (cmsg.cm.cmsg_len < sizeof(cmsg)) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
129 ngx_log_error(NGX_LOG_ALERT, log, 0, |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
130 "recvmsg() returned too small ancillary data"); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
131 return NGX_ERROR; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
132 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
133 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
134 if (cmsg.cm.cmsg_level != SOL_SOCKET || cmsg.cm.cmsg_type != SCM_RIGHTS) |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
135 { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
136 ngx_log_error(NGX_LOG_ALERT, log, 0, |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
137 "recvmsg() returned invalid ancillary data " |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
138 "level %d or type %d", |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
139 cmsg.cm.cmsg_level, cmsg.cm.cmsg_type); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
140 return NGX_ERROR; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
141 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
142 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
143 ch->fd = *(int *) CMSG_DATA(&cmsg.cm); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
144 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
145 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
146 if (msg.msg_flags & (MSG_TRUNC|MSG_CTRUNC)) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
147 ngx_log_error(NGX_LOG_ALERT, log, 0, |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
148 "recvmsg() truncated data"); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
149 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
150 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
151 #else |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
152 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
153 if (ch->command == NGX_CMD_OPEN_CHANNEL) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
154 if (msg.msg_accrightslen != sizeof(int)) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
155 ngx_log_error(NGX_LOG_ALERT, log, 0, |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
156 "recvmsg() returned no ancillary data"); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
157 return NGX_ERROR; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
158 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
159 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
160 ch->fd = fd; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
161 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
162 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
163 #endif |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
164 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
165 return n; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
166 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
167 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
168 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
169 ngx_int_t ngx_add_channel_event(ngx_cycle_t *cycle, ngx_fd_t fd, |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
170 ngx_int_t event, ngx_event_handler_pt handler) |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
171 { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
172 ngx_event_t *ev, *rev, *wev; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
173 ngx_connection_t *c; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
174 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
175 c = &cycle->connections[fd]; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
176 rev = &cycle->read_events[fd]; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
177 wev = &cycle->write_events[fd]; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
178 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
179 ngx_memzero(c, sizeof(ngx_connection_t)); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
180 ngx_memzero(rev, sizeof(ngx_event_t)); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
181 ngx_memzero(wev, sizeof(ngx_event_t)); |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
182 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
183 c->fd = fd; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
184 c->pool = cycle->pool; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
185 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
186 c->read = rev; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
187 c->write = wev; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
188 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
189 c->log = cycle->log; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
190 rev->log = cycle->log; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
191 wev->log = cycle->log; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
192 rev->index = NGX_INVALID_INDEX; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
193 wev->index = NGX_INVALID_INDEX; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
194 rev->data = c; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
195 wev->data = c; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
196 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
366
diff
changeset
|
197 #if (NGX_THREADS) |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
366
diff
changeset
|
198 rev->lock = &c->lock; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
366
diff
changeset
|
199 wev->lock = &c->lock; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
366
diff
changeset
|
200 rev->own_lock = &c->lock; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
366
diff
changeset
|
201 wev->own_lock = &c->lock; |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
366
diff
changeset
|
202 #endif |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
366
diff
changeset
|
203 |
366
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
204 ev = (event == NGX_READ_EVENT) ? rev : wev; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
205 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
206 ev->event_handler = handler; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
207 |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
diff
changeset
|
208 if (ngx_add_conn && (ngx_event_flags & NGX_USE_EPOLL_EVENT) == 0) { |
366
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 if (ngx_add_conn(c) == NGX_ERROR) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 return NGX_ERROR; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
211 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
212 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
213 } else { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
214 if (ngx_add_event(ev, event, 0) == NGX_ERROR) { |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
215 return NGX_ERROR; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
216 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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217 } |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
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218 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
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219 return NGX_OK; |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
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220 } |
391
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
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221 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
diff
changeset
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222 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
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223 void ngx_close_channel(ngx_fd_t *fd, ngx_log_t *log) |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
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381
diff
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224 { |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
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225 if (close(fd[0]) == -1) { |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
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226 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "close() failed"); |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
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381
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227 } |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
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changeset
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228 |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
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229 if (close(fd[1]) == -1) { |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
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230 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "close() failed"); |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
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231 } |
b670db10cbbd
nginx-0.0.7-2004-07-14-20:01:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
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232 } |