/* * Copyright 2008-2012 Niels Provos and Nick Mathewson * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #include #include #ifdef _WIN32 #include #else #include #include #include #include #endif #include #include #include #include #include #include #include "event2/event.h" #include "event2/buffer.h" #include "event2/util.h" #include "event2/http.h" #include "event2/thread.h" static void http_basic_cb(struct evhttp_request *req, void *arg); static char *content; static size_t content_len = 0; static void http_basic_cb(struct evhttp_request *req, void *arg) { struct evbuffer *evb = evbuffer_new(); evbuffer_add(evb, content, content_len); /* allow sending of an empty reply */ evhttp_send_reply(req, HTTP_OK, "Everything is fine", evb); evbuffer_free(evb); } #if LIBEVENT_VERSION_NUMBER >= 0x02000200 static void http_ref_cb(struct evhttp_request *req, void *arg) { struct evbuffer *evb = evbuffer_new(); evbuffer_add_reference(evb, content, content_len, NULL, NULL); /* allow sending of an empty reply */ evhttp_send_reply(req, HTTP_OK, "Everything is fine", evb); evbuffer_free(evb); } #endif int main(int argc, char **argv) { struct event_config *cfg = event_config_new(); struct event_base *base; struct evhttp *http; int i; int c; int use_iocp = 0; ev_uint16_t port = 8080; char *endptr = NULL; #ifdef _WIN32 WSADATA WSAData; WSAStartup(0x101, &WSAData); #else if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) return (1); #endif for (i = 1; i < argc; ++i) { if (*argv[i] != '-') continue; c = argv[i][1]; if ((c == 'p' || c == 'l') && i + 1 >= argc) { fprintf(stderr, "-%c requires argument.\n", c); exit(1); } switch (c) { case 'p': if (i+1 >= argc || !argv[i+1]) { fprintf(stderr, "Missing port\n"); exit(1); } port = (int)strtol(argv[i+1], &endptr, 10); if (*endptr != '\0') { fprintf(stderr, "Bad port\n"); exit(1); } break; case 'l': if (i+1 >= argc || !argv[i+1]) { fprintf(stderr, "Missing content length\n"); exit(1); } content_len = (size_t)strtol(argv[i+1], &endptr, 10); if (*endptr != '\0' || content_len == 0) { fprintf(stderr, "Bad content length\n"); exit(1); } break; #ifdef _WIN32 case 'i': use_iocp = 1; #ifdef EVTHREAD_USE_WINDOWS_THREADS_IMPLEMENTED evthread_use_windows_threads(); #endif event_config_set_flag(cfg,EVENT_BASE_FLAG_STARTUP_IOCP); break; #endif default: fprintf(stderr, "Illegal argument \"%c\"\n", c); exit(1); } } base = event_base_new_with_config(cfg); if (!base) { fprintf(stderr, "creating event_base failed. Exiting.\n"); return 1; } http = evhttp_new(base); content = malloc(content_len); if (content == NULL) { fprintf(stderr, "Cannot allocate content\n"); exit(1); } else { int i = 0; for (i = 0; i < (int)content_len; ++i) content[i] = (i & 255); } evhttp_set_cb(http, "/ind", http_basic_cb, NULL); fprintf(stderr, "/ind - basic content (memory copy)\n"); evhttp_set_cb(http, "/ref", http_ref_cb, NULL); fprintf(stderr, "/ref - basic content (reference)\n"); fprintf(stderr, "Serving %d bytes on port %d using %s\n", (int)content_len, port, use_iocp? "IOCP" : event_base_get_method(base)); evhttp_bind_socket(http, "0.0.0.0", port); #ifdef _WIN32 if (use_iocp) { struct timeval tv={99999999,0}; event_base_loopexit(base, &tv); } #endif event_base_dispatch(base); #ifdef _WIN32 WSACleanup(); #endif /* NOTREACHED */ return (0); }