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#include "message.h" |
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#include "server.h" |
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#include "worker.h" |
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#include "ringbuf.h" |
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#include "session.h" |
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#include "event.h" |
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#include "str.h" |
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#include "log.h" |
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#include "alloc.h" |
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#include "error.h" |
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#include "predict.h" |
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#include <time.h> |
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void WSS_message_send_frames(void *serv, void *sess, wss_frame_t **frames, size_t frames_count) { |
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size_t j, k; |
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ssize_t off; |
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char *out; |
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uint64_t out_length; |
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wss_message_t *m; |
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ringbuf_worker_t *w = NULL; |
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struct timespec tim; |
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wss_server_t *server = (wss_server_t *)serv; |
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wss_session_t *session = (wss_session_t *)sess; |
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// Use extensions |
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if ( NULL != session->header->ws_extensions ) { |
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for (j = 0; likely(j < session->header->ws_extensions_count); j++) { |
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session->header->ws_extensions[j]->ext->outframes( |
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session->fd, |
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frames, |
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frames_count); |
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for (k = 0; likely(k < frames_count); k++) { |
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session->header->ws_extensions[j]->ext->outframe(session->fd, frames[k]); |
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} |
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} |
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} |
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if ( unlikely((out_length = WSS_stringify_frames(frames, frames_count, &out)) == 0) ) { |
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WSS_log_error("Unable to convert frames to message"); |
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return; |
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} |
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if ( unlikely(NULL == (m = WSS_malloc(sizeof(wss_message_t)))) ) { |
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WSS_log_error("Unable to allocate message structure"); |
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WSS_free((void **) &out); |
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return; |
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} |
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m->msg = out; |
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m->length = out_length; |
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m->framed = true; |
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WSS_log_trace("Putting message into ringbuffer"); |
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if ( unlikely(-1 == (off = ringbuf_acquire(session->ringbuf, &w, 1))) ) { |
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WSS_log_error("Failed to acquire space in ringbuffer"); |
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WSS_message_free(m); |
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return; |
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} |
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session->messages[off] = m; |
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ringbuf_produce(session->ringbuf, &w); |
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tim.tv_sec = 0; |
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tim.tv_nsec = 100000000; |
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do { |
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pthread_mutex_lock(&session->lock); |
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switch (session->state) { |
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case READING: |
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pthread_mutex_unlock(&session->lock); |
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nanosleep(&tim, NULL); |
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break; |
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case CLOSING: |
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WSS_session_jobs_dec(session); |
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pthread_mutex_unlock(&session->lock); |
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return; |
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case CONNECTING: |
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pthread_mutex_unlock(&session->lock); |
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nanosleep(&tim, NULL); |
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break; |
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case WRITING: |
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WSS_session_jobs_dec(session); |
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pthread_mutex_unlock(&session->lock); |
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return; |
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case IDLE: |
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session->state = WRITING; |
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WSS_write(server, session); |
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WSS_session_jobs_dec(session); |
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pthread_mutex_unlock(&session->lock); |
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return; |
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} |
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} while (1); |
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} |
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void WSS_message_send(int fd, wss_opcode_t opcode, char *message, uint64_t message_length) { |
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size_t k; |
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size_t frames_count; |
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wss_session_t *session; |
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wss_frame_t **frames; |
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wss_server_t *server = servers.http; |
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if ( unlikely(NULL == (session = WSS_session_find(fd))) ) { |
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WSS_log_error("Unable to find session to send message to"); |
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return; |
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} |
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WSS_session_jobs_inc(session); |
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if (NULL != session->ssl && session->ssl_connected) { |
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server = servers.https; |
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} |
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WSS_log_trace("Creating frames"); |
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frames_count = WSS_create_frames(server->config, opcode, message, message_length, &frames); |
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WSS_message_send_frames(server, session, frames, frames_count); |
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for (k = 0; likely(k < frames_count); k++) { |
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WSS_free_frame(frames[k]); |
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} |
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WSS_free((void **) &frames); |
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} |
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void WSS_message_free(wss_message_t *msg) { |
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if (NULL != msg) { |
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if (NULL != msg->msg) { |
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WSS_free((void **)&msg->msg); |
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} |
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WSS_free((void **)&msg); |
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} |
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} |