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58 #include "apr_network_io.h"
60 #include "http_config.h"
64 * @package Apache Listeners Library
67 typedef struct ap_listen_rec ap_listen_rec;
70 * Apache's listeners record. These are used in the Multi-Processing Modules
71 * to setup all of the sockets for the MPM to listen to and accept on.
73 struct ap_listen_rec {
75 * The next listener in the list
83 * The sockaddr the socket should bind to
85 apr_sockaddr_t *bind_addr;
87 * Is this socket currently active
92 * Windows only. The number of completion ports currently listening to
97 /* more stuff here, like which protocol is bound to the port */
101 * The global list of ap_listen_rec structures
103 extern ap_listen_rec *ap_listeners;
106 * Setup all of the defaults for the listener list
108 void ap_listen_pre_config(void);
109 #if !defined(WIN32) && !defined(SPMT_OS2_MPM)
111 * Loop through the global ap_listen_rec list and create all of the required
112 * sockets. This executes the listen and bind on the sockets.
113 * @param s The global server_rec
114 * @return The number of open sockets.
115 * @warning This function is not available to Windows platforms, or the
116 * Prefork or SPMT_OS2 MPMs.
118 int ap_setup_listeners(server_rec *s);
120 /* Split into two #if's to make the exports scripts easier.
122 #if defined(WIN32) || defined(SPMT_OS2_MPM)
124 * Create and open a socket on the specified port. This includes listening
125 * and binding the socket.
126 * @param process The process record for the currently running server
127 * @param port The port to open a socket on.
128 * @return The number of open sockets
129 * @warning This function is only available to Windows platforms, or the
130 * Prefork or SPMT_OS2 MPMs.
132 int ap_listen_open(process_rec *process, apr_port_t port);
135 /* Although these functions are exported from libmain, they are not really
136 * public functions. These functions are actually called while parsing the
137 * config file, when one of the LISTEN_COMMANDS directives is read. These
138 * should not ever be called by external modules. ALL MPMs should include
139 * LISTEN_COMMANDS in their command_rec table so that these functions are
142 const char *ap_set_listenbacklog(cmd_parms *cmd, void *dummy, const char *arg);
143 const char *ap_set_listener(cmd_parms *cmd, void *dummy, const char *ips);
144 const char *ap_set_send_buffer_size(cmd_parms *cmd, void *dummy,
147 #define LISTEN_COMMANDS \
148 AP_INIT_TAKE1("ListenBacklog", ap_set_listenbacklog, NULL, RSRC_CONF, \
149 "Maximum length of the queue of pending connections, as used by listen(2)"), \
150 AP_INIT_TAKE1("Listen", ap_set_listener, NULL, RSRC_CONF, \
151 "A port number or a numeric IP address and a port number"), \
152 AP_INIT_TAKE1("SendBufferSize", ap_set_send_buffer_size, NULL, RSRC_CONF, \
153 "Send buffer size in bytes"),