Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_socket.c @ 220:4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 08 Jan 2004 08:47:17 +0000 |
parents | 8dee38ea9117 |
children | b6793bc5034b |
rev | line source |
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59
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 |
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6 /* |
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7 ioctl(FIONBIO) set blocking mode with one syscall only while |
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8 fcntl(F_SETFL, ~O_NONBLOCK) need to know previous state |
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9 using fcntl(F_GETFL). |
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11 ioctl() and fcntl() are syscalls on FreeBSD, Solaris 7/8 and Linux |
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12 */ |
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14 |
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15 #if (HAVE_FIONBIO) |
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17 int ngx_nonblocking(ngx_socket_t s) |
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18 { |
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19 unsigned long nb = 1; |
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20 |
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21 return ioctl(s, FIONBIO, &nb); |
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22 } |
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25 int ngx_blocking(ngx_socket_t s) |
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26 { |
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27 unsigned long nb = 0; |
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28 |
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29 return ioctl(s, FIONBIO, &nb); |
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30 } |
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31 |
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32 #endif |
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33 |
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34 |
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35 #ifdef __FreeBSD__ |
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36 |
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37 int ngx_tcp_nopush(ngx_socket_t s) |
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38 { |
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39 int tcp_nopush; |
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40 |
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41 tcp_nopush = 1; |
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42 |
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43 return setsockopt(s, IPPROTO_TCP, TCP_NOPUSH, |
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44 (const void *) &tcp_nopush, sizeof(int)); |
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45 } |
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46 |
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48 int ngx_tcp_push(ngx_socket_t s) |
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49 { |
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50 int tcp_nopush; |
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51 |
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52 tcp_nopush = 0; |
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53 |
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54 return setsockopt(s, IPPROTO_TCP, TCP_NOPUSH, |
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55 (const void *) &tcp_nopush, sizeof(int)); |
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56 } |
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58 #elif __linux__ |
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59 |
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60 int ngx_tcp_nopush(ngx_socket_t s) |
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61 { |
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62 int cork; |
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63 |
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64 cork = 1; |
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65 |
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66 return setsockopt(s, IPPROTO_TCP, TCP_CORK, |
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67 (const void *) &cork, sizeof(int)); |
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68 } |
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69 |
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70 int ngx_tcp_push(ngx_socket_t s) |
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71 { |
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72 int cork; |
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73 |
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74 cork = 0; |
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75 |
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76 return setsockopt(s, IPPROTO_TCP, TCP_CORK, |
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77 (const void *) &cork, sizeof(int)); |
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78 } |
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79 |
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80 #else |
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81 |
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82 int ngx_tcp_nopush(ngx_socket_t s) |
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83 { |
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84 return NGX_OK; |
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85 } |
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86 |
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87 int ngx_tcp_push(ngx_socket_t s) |
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88 { |
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89 return NGX_OK; |
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90 } |
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91 |
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92 #endif |