Annotation of embedaddon/libevent/evrpc-internal.h, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (c) 2006 Niels Provos <provos@citi.umich.edu>
! 3: * All rights reserved.
! 4: *
! 5: * Redistribution and use in source and binary forms, with or without
! 6: * modification, are permitted provided that the following conditions
! 7: * are met:
! 8: * 1. Redistributions of source code must retain the above copyright
! 9: * notice, this list of conditions and the following disclaimer.
! 10: * 2. Redistributions in binary form must reproduce the above copyright
! 11: * notice, this list of conditions and the following disclaimer in the
! 12: * documentation and/or other materials provided with the distribution.
! 13: * 3. The name of the author may not be used to endorse or promote products
! 14: * derived from this software without specific prior written permission.
! 15: *
! 16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 18: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 19: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 20: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 21: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 22: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 23: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 24: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 25: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 26: */
! 27: #ifndef _EVRPC_INTERNAL_H_
! 28: #define _EVRPC_INTERNAL_H_
! 29:
! 30: #include "http-internal.h"
! 31:
! 32: struct evrpc;
! 33:
! 34: #define EVRPC_URI_PREFIX "/.rpc."
! 35:
! 36: struct evrpc_hook {
! 37: TAILQ_ENTRY(evrpc_hook) (next);
! 38:
! 39: /* returns -1; if the rpc should be aborted, is allowed to rewrite */
! 40: int (*process)(struct evhttp_request *, struct evbuffer *, void *);
! 41: void *process_arg;
! 42: };
! 43:
! 44: TAILQ_HEAD(evrpc_hook_list, evrpc_hook);
! 45:
! 46: /*
! 47: * this is shared between the base and the pool, so that we can reuse
! 48: * the hook adding functions; we alias both evrpc_pool and evrpc_base
! 49: * to this common structure.
! 50: */
! 51: struct _evrpc_hooks {
! 52: /* hooks for processing outbound and inbound rpcs */
! 53: struct evrpc_hook_list in_hooks;
! 54: struct evrpc_hook_list out_hooks;
! 55: };
! 56:
! 57: #define input_hooks common.in_hooks
! 58: #define output_hooks common.out_hooks
! 59:
! 60: struct evrpc_base {
! 61: struct _evrpc_hooks common;
! 62:
! 63: /* the HTTP server under which we register our RPC calls */
! 64: struct evhttp* http_server;
! 65:
! 66: /* a list of all RPCs registered with us */
! 67: TAILQ_HEAD(evrpc_list, evrpc) registered_rpcs;
! 68: };
! 69:
! 70: struct evrpc_req_generic;
! 71: void evrpc_reqstate_free(struct evrpc_req_generic* rpc_state);
! 72:
! 73: /* A pool for holding evhttp_connection objects */
! 74: struct evrpc_pool {
! 75: struct _evrpc_hooks common;
! 76:
! 77: struct event_base *base;
! 78:
! 79: struct evconq connections;
! 80:
! 81: int timeout;
! 82:
! 83: TAILQ_HEAD(evrpc_requestq, evrpc_request_wrapper) requests;
! 84: };
! 85:
! 86:
! 87: #endif /* _EVRPC_INTERNAL_H_ */
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