diff options
Diffstat (limited to 'debian/vendor-h2o/include/h2o/socketpool.h')
-rw-r--r-- | debian/vendor-h2o/include/h2o/socketpool.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/debian/vendor-h2o/include/h2o/socketpool.h b/debian/vendor-h2o/include/h2o/socketpool.h new file mode 100644 index 0000000..cc4161d --- /dev/null +++ b/debian/vendor-h2o/include/h2o/socketpool.h @@ -0,0 +1,120 @@ +/* + * Copyright (c) 2014 DeNA Co., Ltd. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ +#ifndef h2o__socket_pool_h +#define h2o__socket_pool_h + +#ifdef __cplusplus +extern "C" { +#endif + +#include <netinet/in.h> +#include <arpa/inet.h> +#include <pthread.h> +#include "h2o/linklist.h" +#include "h2o/multithread.h" +#include "h2o/socket.h" +#include "h2o/timeout.h" + +typedef enum en_h2o_socketpool_type_t { H2O_SOCKETPOOL_TYPE_NAMED, H2O_SOCKETPOOL_TYPE_SOCKADDR } h2o_socketpool_type_t; + +typedef struct st_h2o_socketpool_t { + + /* read-only vars */ + h2o_socketpool_type_t type; + struct { + h2o_iovec_t host; + union { + /* used to specify servname passed to getaddrinfo */ + h2o_iovec_t named_serv; + /* if type is sockaddr, the `host` is not resolved but is used for TLS SNI and hostname verification */ + struct { + struct sockaddr_storage bytes; + socklen_t len; + } sockaddr; + }; + } peer; + int is_ssl; + size_t capacity; + uint64_t timeout; /* in milliseconds (UINT64_MAX if not set) */ + struct { + h2o_loop_t *loop; + h2o_timeout_t timeout; + h2o_timeout_entry_t entry; + } _interval_cb; + + /* vars that are modified by multiple threads */ + struct { + size_t count; /* synchronous operations should be used to access the variable */ + pthread_mutex_t mutex; + h2o_linklist_t sockets; /* guarded by the mutex; list of struct pool_entry_t defined in socket/pool.c */ + } _shared; +} h2o_socketpool_t; + +typedef struct st_h2o_socketpool_connect_request_t h2o_socketpool_connect_request_t; + +typedef void (*h2o_socketpool_connect_cb)(h2o_socket_t *sock, const char *errstr, void *data); +/** + * initializes a socket loop + */ +void h2o_socketpool_init_by_address(h2o_socketpool_t *pool, struct sockaddr *sa, socklen_t salen, int is_ssl, size_t capacity); +/** + * initializes a socket loop + */ +void h2o_socketpool_init_by_hostport(h2o_socketpool_t *pool, h2o_iovec_t host, uint16_t port, int is_ssl, size_t capacity); +/** + * disposes of a socket loop + */ +void h2o_socketpool_dispose(h2o_socketpool_t *pool); +/** + * sets a close timeout for the sockets being pooled + */ +void h2o_socketpool_set_timeout(h2o_socketpool_t *pool, h2o_loop_t *loop, uint64_t msec); +/** + * connects to the peer (or returns a pooled connection) + */ +void h2o_socketpool_connect(h2o_socketpool_connect_request_t **req, h2o_socketpool_t *pool, h2o_loop_t *loop, + h2o_multithread_receiver_t *getaddr_receiver, h2o_socketpool_connect_cb cb, void *data); +/** + * cancels a connect request + */ +void h2o_socketpool_cancel_connect(h2o_socketpool_connect_request_t *req); +/** + * returns an idling socket to the socket pool + */ +int h2o_socketpool_return(h2o_socketpool_t *pool, h2o_socket_t *sock); +/** + * determines if a socket belongs to the socket pool + */ +static int h2o_socketpool_is_owned_socket(h2o_socketpool_t *pool, h2o_socket_t *sock); + +/* inline defs */ + +inline int h2o_socketpool_is_owned_socket(h2o_socketpool_t *pool, h2o_socket_t *sock) +{ + return sock->on_close.data == pool; +} + +#ifdef __cplusplus +} +#endif + +#endif |