Mercurial > hg > nginx-quic
comparison src/event/ngx_event.h @ 67:5a7d1aaa1618
nginx-0.0.1-2003-03-11-23:38:13 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 11 Mar 2003 20:38:13 +0000 |
parents | 4222c496acb3 |
children | e43f406e4525 |
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66:4876cd4a36bb | 67:5a7d1aaa1618 |
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54 /* read: bytes to read */ | 54 /* read: bytes to read */ |
55 /* write: available space in buffer */ | 55 /* write: available space in buffer */ |
56 /* otherwise: */ | 56 /* otherwise: */ |
57 /* accept: 1 if accept many, 0 otherwise */ | 57 /* accept: 1 if accept many, 0 otherwise */ |
58 | 58 |
59 unsigned level:1; | |
60 unsigned oneshot:1; | 59 unsigned oneshot:1; |
61 | 60 |
62 #if 0 | 61 #if 0 |
63 unsigned listening:1; | 62 unsigned listening:1; |
64 #endif | 63 #endif |
71 unsigned timer_set:1; | 70 unsigned timer_set:1; |
72 | 71 |
73 unsigned process:1; | 72 unsigned process:1; |
74 unsigned read_discarded:1; | 73 unsigned read_discarded:1; |
75 | 74 |
75 unsigned ignore_econnreset:1; | |
76 unsigned unexpected_eof:1; | 76 unsigned unexpected_eof:1; |
77 | 77 |
78 #if (HAVE_DEFERRED_ACCEPT) | 78 #if (HAVE_DEFERRED_ACCEPT) |
79 unsigned deferred_accept:1; | 79 unsigned deferred_accept:1; |
80 #endif | 80 #endif |
147 /* Event filter requires to read/write the whole data - | 147 /* Event filter requires to read/write the whole data - |
148 select, poll, /dev/poll, kqueue. */ | 148 select, poll, /dev/poll, kqueue. */ |
149 #define NGX_HAVE_LEVEL_EVENT 1 | 149 #define NGX_HAVE_LEVEL_EVENT 1 |
150 | 150 |
151 /* Event filter is deleted after notification - select, poll, kqueue. | 151 /* Event filter is deleted after notification - select, poll, kqueue. |
152 Using /dev/poll, epoll it can be implemented with additional syscall */ | 152 Using /dev/poll it can be implemented with additional syscall */ |
153 #define NGX_HAVE_ONESHOT_EVENT 2 | 153 #define NGX_HAVE_ONESHOT_EVENT 2 |
154 | 154 |
155 /* Event filter notifies only changes and initial level - kqueue */ | 155 /* Event filter notifies only changes and initial level - kqueue */ |
156 #define NGX_HAVE_CLEAR_EVENT 4 | 156 #define NGX_HAVE_CLEAR_EVENT 4 |
157 | 157 |
158 /* Event filter has kqueue features - eof flag, errno, available data, etc */ | 158 /* Event filter has kqueue features - eof flag, errno, available data, etc */ |
159 #define NGX_HAVE_KQUEUE_EVENT 8 | 159 #define NGX_HAVE_KQUEUE_EVENT 8 |
160 | 160 |
161 /* Event filter supports low water mark - kqueue's NOTE_LOWAT, | 161 /* Event filter supports low water mark - kqueue's NOTE_LOWAT, |
162 early kqueue implementations have no NOTE_LOWAT so we need separate flag */ | 162 early kqueue implementations have no NOTE_LOWAT so we need a separate flag */ |
163 #define NGX_HAVE_LOWAT_EVENT 16 | 163 #define NGX_HAVE_LOWAT_EVENT 0x00000010 |
164 | 164 |
165 /* Event filter notifies only changes (edges) but not initial level - epoll */ | 165 /* Event filter notifies only changes (edges) but not initial level - epoll */ |
166 #define NGX_HAVE_EDGE_EVENT 32 | 166 #define NGX_HAVE_EDGE_EVENT 0x00000020 |
167 | 167 |
168 /* No need to add or delete event filters - rt signals */ | 168 /* No need to add or delete event filters - rt signals */ |
169 #define NGX_HAVE_SIGIO_EVENT 64 | 169 #define NGX_HAVE_SIGIO_EVENT 0x00000040 |
170 | 170 |
171 /* No need to add or delete event filters - overlapped, aio_read, aioread */ | 171 /* No need to add or delete event filters - overlapped, aio_read, aioread */ |
172 #define NGX_HAVE_AIO_EVENT 128 | 172 #define NGX_HAVE_AIO_EVENT 0x00000080 |
173 | 173 |
174 /* Need to add socket or halde only once - i/o completion port. | 174 /* Need to add socket or handle only once - i/o completion port. |
175 It also requires to set HAVE_AIO_EVENT and NGX_HAVE_AIO_EVENT */ | 175 It also requires HAVE_AIO_EVENT and NGX_HAVE_AIO_EVENT to be set */ |
176 #define NGX_HAVE_IOCP_EVENT 256 | 176 #define NGX_HAVE_IOCP_EVENT 0x00000100 |
177 | |
178 | |
179 #define NGX_USE_LEVEL_EVENT 0x00010000 | |
177 | 180 |
178 | 181 |
179 /* Event filter is deleted before closing file. Has no meaning | 182 /* Event filter is deleted before closing file. Has no meaning |
180 for select, poll, epoll. | 183 for select, poll, epoll. |
181 | 184 |