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author | Igor Sysoev <igor@sysoev.ru> | 2017-06-14 15:18:52 +0300 |
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committer | Igor Sysoev <igor@sysoev.ru> | 2017-06-14 15:18:52 +0300 |
commit | 7574c64992b98d3dfbc3dd101bd0f7d78bad0823 (patch) | |
tree | 3a98c46e88d9023df34be3e6cce4f762d53aad36 /src/nxt_event_conn_read.c | |
parent | 3e2632688f53c4cb08e7ac03c61e71facd038df4 (diff) | |
download | unit-7574c64992b98d3dfbc3dd101bd0f7d78bad0823.tar.gz unit-7574c64992b98d3dfbc3dd101bd0f7d78bad0823.tar.bz2 |
nxt_event_conn_... functions and structures have been renamed
to nxt_conn_...
Diffstat (limited to 'src/nxt_event_conn_read.c')
-rw-r--r-- | src/nxt_event_conn_read.c | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/src/nxt_event_conn_read.c b/src/nxt_event_conn_read.c deleted file mode 100644 index be2dfdb2..00000000 --- a/src/nxt_event_conn_read.c +++ /dev/null @@ -1,243 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) NGINX, Inc. - */ - -#include <nxt_main.h> - - -void -nxt_conn_wait(nxt_event_conn_t *c) -{ - nxt_event_engine_t *engine; - const nxt_event_conn_state_t *state; - - nxt_debug(c->socket.task, "conn wait fd:%d rdy:%d", - c->socket.fd, c->socket.read_ready); - - engine = c->socket.task->thread->engine; - state = c->read_state; - - if (c->socket.read_ready) { - nxt_work_queue_add(&engine->fast_work_queue, state->ready_handler, - c->socket.task, c, c->socket.data); - return; - } - - c->socket.read_handler = state->ready_handler; - c->socket.error_handler = state->error_handler; - - nxt_event_conn_timer(engine, c, state, &c->read_timer); - - nxt_fd_event_enable_read(engine, &c->socket); -} - - -void -nxt_event_conn_io_read(nxt_task_t *task, void *obj, void *data) -{ - ssize_t n; - nxt_buf_t *b; - nxt_work_queue_t *wq; - nxt_event_conn_t *c; - nxt_event_engine_t *engine; - nxt_work_handler_t handler; - const nxt_event_conn_state_t *state; - - c = obj; - - nxt_debug(task, "event conn read fd:%d rdy:%d cl:%d", - c->socket.fd, c->socket.read_ready, c->socket.closed); - - engine = task->thread->engine; - - state = c->read_state; - - if (c->socket.read_ready) { - - b = c->read; - - if (c->peek == 0) { - n = c->io->recvbuf(c, b); - - } else { - n = c->io->recv(c, b->mem.free, c->peek, MSG_PEEK); - } - - if (n > 0) { - c->nbytes = n; - - nxt_recvbuf_update(b, n); - - nxt_fd_event_block_read(engine, &c->socket); - - if (state->timer_autoreset) { - nxt_timer_disable(engine, &c->read_timer); - } - - wq = c->read_work_queue; - handler = state->ready_handler; - - nxt_work_queue_add(wq, handler, task, c, data); - - return; - } - - if (n != NXT_AGAIN) { - nxt_fd_event_block_read(engine, &c->socket); - nxt_timer_disable(engine, &c->read_timer); - - wq = &engine->fast_work_queue; - - handler = (n == 0) ? state->close_handler : state->error_handler; - - nxt_work_queue_add(wq, handler, task, c, data); - - return; - } - } - - /* - * Here c->io->read() is assigned instead of direct - * nxt_event_conn_io_read() because the function can - * be called by nxt_kqueue_event_conn_io_read(). - */ - c->socket.read_handler = c->io->read; - c->socket.error_handler = state->error_handler; - - if (c->read_timer.state == NXT_TIMER_DISABLED - || nxt_fd_event_is_disabled(c->socket.read)) - { - /* Timer may be set or reset. */ - nxt_event_conn_timer(engine, c, state, &c->read_timer); - - if (nxt_fd_event_is_disabled(c->socket.read)) { - nxt_fd_event_enable_read(engine, &c->socket); - } - } - - return; -} - - -ssize_t -nxt_event_conn_io_recvbuf(nxt_event_conn_t *c, nxt_buf_t *b) -{ - ssize_t n; - nxt_err_t err; - nxt_uint_t niov; - struct iovec iov[NXT_IOBUF_MAX]; - nxt_recvbuf_coalesce_t rb; - - rb.buf = b; - rb.iobuf = iov; - rb.nmax = NXT_IOBUF_MAX; - rb.size = 0; - - niov = nxt_recvbuf_mem_coalesce(&rb); - - if (niov == 1) { - /* Disposal of surplus kernel iovec copy-in operation. */ - return nxt_event_conn_io_recv(c, iov->iov_base, iov->iov_len, 0); - } - - for ( ;; ) { - n = readv(c->socket.fd, iov, niov); - - err = (n == -1) ? nxt_socket_errno : 0; - - nxt_debug(c->socket.task, "readv(%d, %ui): %z", c->socket.fd, niov, n); - - if (n > 0) { - if ((size_t) n < rb.size) { - c->socket.read_ready = 0; - } - - return n; - } - - if (n == 0) { - c->socket.closed = 1; - c->socket.read_ready = 0; - return n; - } - - /* n == -1 */ - - switch (err) { - - case NXT_EAGAIN: - nxt_debug(c->socket.task, "readv() %E", err); - c->socket.read_ready = 0; - return NXT_AGAIN; - - case NXT_EINTR: - nxt_debug(c->socket.task, "readv() %E", err); - continue; - - default: - c->socket.error = err; - nxt_log(c->socket.task, nxt_socket_error_level(err), - "readv(%d, %ui) failed %E", c->socket.fd, niov, err); - - return NXT_ERROR; - } - } -} - - -ssize_t -nxt_event_conn_io_recv(nxt_event_conn_t *c, void *buf, size_t size, - nxt_uint_t flags) -{ - ssize_t n; - nxt_err_t err; - - for ( ;; ) { - n = recv(c->socket.fd, buf, size, flags); - - err = (n == -1) ? nxt_socket_errno : 0; - - nxt_debug(c->socket.task, "recv(%d, %p, %uz, 0x%ui): %z", - c->socket.fd, buf, size, flags, n); - - if (n > 0) { - if ((size_t) n < size) { - c->socket.read_ready = 0; - } - - return n; - } - - if (n == 0) { - c->socket.closed = 1; - c->socket.read_ready = 0; - - return n; - } - - /* n == -1 */ - - switch (err) { - - case NXT_EAGAIN: - nxt_debug(c->socket.task, "recv() %E", err); - c->socket.read_ready = 0; - - return NXT_AGAIN; - - case NXT_EINTR: - nxt_debug(c->socket.task, "recv() %E", err); - continue; - - default: - c->socket.error = err; - nxt_log(c->socket.task, nxt_socket_error_level(err), - "recv(%d, %p, %uz, %ui) failed %E", - c->socket.fd, buf, size, flags, err); - - return NXT_ERROR; - } - } -} |