Mercurial > hg > nginx
annotate src/os/unix/ngx_socket.c @ 4687:7f50a4063100
Mp4: fixed non-keyframe seeks in some cases (ticket #175).
Number of entries in stsc atom was wrong if we've added an entry to
split a chunk.
Additionally, there is no need to add an entry if we are going to split
last chunk in an entry, it's enough to update the entry we already have.
Previously new entry was added and old one was left as is, resulting in
incorrect entry with zero chunks which might confuse some software.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Mon, 18 Jun 2012 14:01:18 +0000 |
parents | d620f497c50f |
children |
rev | line source |
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1 |
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2 /* |
444
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
59
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10 |
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11 |
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12 /* |
707 | 13 * ioctl(FIONBIO) sets a non-blocking mode with the single syscall |
14 * while fcntl(F_SETFL, O_NONBLOCK) needs to learn the current state | |
15 * using fcntl(F_GETFL). | |
253
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16 * |
563 | 17 * ioctl() and fcntl() are syscalls at least in FreeBSD 2.x, Linux 2.2 |
346
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18 * and Solaris 7. |
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19 * |
452 | 20 * ioctl() in Linux 2.4 and 2.6 uses BKL, however, fcntl(F_SETFL) uses it too. |
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21 */ |
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22 |
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23 |
469 | 24 #if (NGX_HAVE_FIONBIO) |
59
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25 |
501 | 26 int |
27 ngx_nonblocking(ngx_socket_t s) | |
59
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28 { |
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29 int nb; |
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30 |
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31 nb = 1; |
59
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32 |
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33 return ioctl(s, FIONBIO, &nb); |
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34 } |
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35 |
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36 |
501 | 37 int |
38 ngx_blocking(ngx_socket_t s) | |
59
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39 { |
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40 int nb; |
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41 |
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42 nb = 0; |
59
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43 |
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44 return ioctl(s, FIONBIO, &nb); |
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45 } |
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46 |
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47 #endif |
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48 |
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49 |
455 | 50 #if (NGX_FREEBSD) |
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51 |
501 | 52 int |
53 ngx_tcp_nopush(ngx_socket_t s) | |
101
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54 { |
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55 int tcp_nopush; |
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56 |
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57 tcp_nopush = 1; |
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58 |
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59 return setsockopt(s, IPPROTO_TCP, TCP_NOPUSH, |
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60 (const void *) &tcp_nopush, sizeof(int)); |
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61 } |
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62 |
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63 |
501 | 64 int |
65 ngx_tcp_push(ngx_socket_t s) | |
101
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66 { |
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67 int tcp_nopush; |
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68 |
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69 tcp_nopush = 0; |
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70 |
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71 return setsockopt(s, IPPROTO_TCP, TCP_NOPUSH, |
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72 (const void *) &tcp_nopush, sizeof(int)); |
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73 } |
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74 |
455 | 75 #elif (NGX_LINUX) |
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76 |
563 | 77 |
501 | 78 int |
79 ngx_tcp_nopush(ngx_socket_t s) | |
195
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80 { |
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81 int cork; |
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82 |
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83 cork = 1; |
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84 |
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85 return setsockopt(s, IPPROTO_TCP, TCP_CORK, |
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86 (const void *) &cork, sizeof(int)); |
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87 } |
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88 |
563 | 89 |
501 | 90 int |
91 ngx_tcp_push(ngx_socket_t s) | |
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92 { |
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93 int cork; |
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94 |
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95 cork = 0; |
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96 |
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97 return setsockopt(s, IPPROTO_TCP, TCP_CORK, |
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98 (const void *) &cork, sizeof(int)); |
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99 } |
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100 |
103
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101 #else |
101
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102 |
501 | 103 int |
104 ngx_tcp_nopush(ngx_socket_t s) | |
101
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105 { |
501 | 106 return 0; |
101
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107 } |
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108 |
563 | 109 |
501 | 110 int |
111 ngx_tcp_push(ngx_socket_t s) | |
101
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112 { |
501 | 113 return 0; |
101
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114 } |
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115 |
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116 #endif |