18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Event loop based on Windows events and WaitForMultipleObjects 38d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Copyright (c) 2002-2006, Jouni Malinen <j@w1.fi> 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 5c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * This software may be distributed under the terms of the BSD license. 6c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * See README for more details. 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "includes.h" 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <winsock2.h> 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common.h" 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "eloop.h" 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct eloop_sock { 178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int sock; 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *eloop_data; 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *user_data; 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_sock_handler handler; 218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSAEVENT event; 228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct eloop_event { 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *eloop_data; 268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *user_data; 278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_event_handler handler; 288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HANDLE event; 298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct eloop_timeout { 328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct os_time time; 338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *eloop_data; 348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *user_data; 358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_timeout_handler handler; 368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_timeout *next; 378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct eloop_signal { 408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int sig; 418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *user_data; 428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_signal_handler handler; 438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int signaled; 448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct eloop_data { 478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int max_sock; 488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t reader_count; 498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_sock *readers; 508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t event_count; 528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_event *events; 538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_timeout *timeout; 558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int signal_count; 578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_signal *signals; 588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int signaled; 598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int pending_terminate; 608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int terminate; 628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int reader_table_changed; 638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_signal term_signal; 658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HANDLE term_event; 668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HANDLE *handles; 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t num_handles; 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic struct eloop_data eloop; 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_init(void) 758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&eloop, 0, sizeof(eloop)); 778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.num_handles = 1; 788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.handles = os_malloc(eloop.num_handles * 798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(eloop.handles[0])); 808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.handles == NULL) 818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.term_event = CreateEvent(NULL, FALSE, FALSE, NULL); 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.term_event == NULL) { 858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt printf("CreateEvent() failed: %d\n", 868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (int) GetLastError()); 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(eloop.handles); 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int eloop_prepare_handles(void) 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HANDLE *n; 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.num_handles > eloop.reader_count + eloop.event_count + 8) 1008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 10161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt n = os_realloc_array(eloop.handles, eloop.num_handles * 2, 10261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sizeof(eloop.handles[0])); 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (n == NULL) 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.handles = n; 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.num_handles *= 2; 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_register_read_sock(int sock, eloop_sock_handler handler, 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *eloop_data, void *user_data) 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSAEVENT event; 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_sock *tmp; 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop_prepare_handles()) 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event = WSACreateEvent(); 1218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (event == WSA_INVALID_EVENT) { 1228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt printf("WSACreateEvent() failed: %d\n", WSAGetLastError()); 1238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (WSAEventSelect(sock, event, FD_READ)) { 1278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt printf("WSAEventSelect() failed: %d\n", WSAGetLastError()); 1288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSACloseEvent(event); 1298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt tmp = os_realloc_array(eloop.readers, eloop.reader_count + 1, 13261d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sizeof(struct eloop_sock)); 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) { 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSAEventSelect(sock, event, 0); 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSACloseEvent(event); 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.reader_count].sock = sock; 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.reader_count].eloop_data = eloop_data; 1418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.reader_count].user_data = user_data; 1428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.reader_count].handler = handler; 1438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.reader_count].event = event; 1448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.reader_count++; 1458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.readers = tmp; 1468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (sock > eloop.max_sock) 1478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.max_sock = sock; 1488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.reader_table_changed = 1; 1498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 1518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid eloop_unregister_read_sock(int sock) 1558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 1578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.readers == NULL || eloop.reader_count == 0) 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 1608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < eloop.reader_count; i++) { 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.readers[i].sock == sock) 1638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 1648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (i == eloop.reader_count) 1668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 1678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSAEventSelect(eloop.readers[i].sock, eloop.readers[i].event, 0); 1698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSACloseEvent(eloop.readers[i].event); 1708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (i != eloop.reader_count - 1) { 1728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memmove(&eloop.readers[i], &eloop.readers[i + 1], 1738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (eloop.reader_count - i - 1) * 1748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(struct eloop_sock)); 1758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.reader_count--; 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.reader_table_changed = 1; 1788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_register_event(void *event, size_t event_size, 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_event_handler handler, 1838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *eloop_data, void *user_data) 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_event *tmp; 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HANDLE h = event; 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (event_size != sizeof(HANDLE) || h == INVALID_HANDLE_VALUE) 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop_prepare_handles()) 1928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt tmp = os_realloc_array(eloop.events, eloop.event_count + 1, 19561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sizeof(struct eloop_event)); 1968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 1978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.event_count].eloop_data = eloop_data; 2008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.event_count].user_data = user_data; 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.event_count].handler = handler; 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.event_count].event = h; 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.event_count++; 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.events = tmp; 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid eloop_unregister_event(void *event, size_t event_size) 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 2138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt HANDLE h = event; 2148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.events == NULL || eloop.event_count == 0 || 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event_size != sizeof(HANDLE)) 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < eloop.event_count; i++) { 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.events[i].event == h) 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (i == eloop.event_count) 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (i != eloop.event_count - 1) { 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memmove(&eloop.events[i], &eloop.events[i + 1], 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (eloop.event_count - i - 1) * 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(struct eloop_event)); 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.event_count--; 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_register_timeout(unsigned int secs, unsigned int usecs, 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_timeout_handler handler, 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *eloop_data, void *user_data) 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_timeout *timeout, *tmp, *prev; 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_time_t now_sec; 2418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout = os_malloc(sizeof(*timeout)); 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (timeout == NULL) 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&timeout->time); 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt now_sec = timeout->time.sec; 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->time.sec += secs; 2488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (timeout->time.sec < now_sec) { 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 2508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Integer overflow - assume long enough timeout to be assumed 2518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * to be infinite, i.e., the timeout would never happen. 2528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 2538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "ELOOP: Too long timeout (secs=%u) to " 2548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "ever happen - ignore it", secs); 2558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(timeout); 2568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->time.usec += usecs; 2598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (timeout->time.usec >= 1000000) { 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->time.sec++; 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->time.usec -= 1000000; 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->eloop_data = eloop_data; 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->user_data = user_data; 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->handler = handler; 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->next = NULL; 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.timeout == NULL) { 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.timeout = timeout; 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt prev = NULL; 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = eloop.timeout; 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (tmp != NULL) { 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_time_before(&timeout->time, &tmp->time)) 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt prev = tmp; 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = tmp->next; 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (prev == NULL) { 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->next = eloop.timeout; 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.timeout = timeout; 2858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout->next = prev->next; 2878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt prev->next = timeout; 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_cancel_timeout(eloop_timeout_handler handler, 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *eloop_data, void *user_data) 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_timeout *timeout, *prev, *next; 2988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int removed = 0; 2998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt prev = NULL; 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout = eloop.timeout; 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (timeout != NULL) { 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt next = timeout->next; 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (timeout->handler == handler && 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (timeout->eloop_data == eloop_data || 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_data == ELOOP_ALL_CTX) && 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (timeout->user_data == user_data || 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt user_data == ELOOP_ALL_CTX)) { 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (prev == NULL) 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.timeout = next; 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt prev->next = next; 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(timeout); 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt removed++; 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt prev = timeout; 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout = next; 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return removed; 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_is_timeout_registered(eloop_timeout_handler handler, 3278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *eloop_data, void *user_data) 3288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_timeout *tmp; 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = eloop.timeout; 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (tmp != NULL) { 3338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp->handler == handler && 3348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp->eloop_data == eloop_data && 3358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp->user_data == user_data) 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = tmp->next; 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* TODO: replace with suitable signal handler */ 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#if 0 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void eloop_handle_signal(int sig) 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.signaled++; 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < eloop.signal_count; i++) { 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.signals[i].sig == sig) { 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.signals[i].signaled++; 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void eloop_process_pending_signals(void) 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.signaled == 0) 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.signaled = 0; 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.pending_terminate) { 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.pending_terminate = 0; 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < eloop.signal_count; i++) { 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.signals[i].signaled) { 3768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.signals[i].signaled = 0; 3778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.signals[i].handler(eloop.signals[i].sig, 3788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.signals[i].user_data); 3798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.term_signal.signaled) { 3838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.term_signal.signaled = 0; 3848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.term_signal.handler(eloop.term_signal.sig, 3858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.term_signal.user_data); 3868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_register_signal(int sig, eloop_signal_handler handler, 3918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *user_data) 3928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_signal *tmp; 3948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 39561d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt tmp = os_realloc_array(eloop.signals, eloop.signal_count + 1, 39661d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sizeof(struct eloop_signal)); 3978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 3988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.signal_count].sig = sig; 4018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.signal_count].user_data = user_data; 4028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.signal_count].handler = handler; 4038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[eloop.signal_count].signaled = 0; 4048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.signal_count++; 4058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.signals = tmp; 4068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: register signal handler */ 4088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 4108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef _WIN32_WCE 4148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic BOOL eloop_handle_console_ctrl(DWORD type) 4158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (type) { 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case CTRL_C_EVENT: 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case CTRL_BREAK_EVENT: 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.signaled++; 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.term_signal.signaled++; 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt SetEvent(eloop.term_event); 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return TRUE; 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return FALSE; 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _WIN32_WCE */ 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_register_signal_terminate(eloop_signal_handler handler, 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *user_data) 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef _WIN32_WCE 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (SetConsoleCtrlHandler((PHANDLER_ROUTINE) eloop_handle_console_ctrl, 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt TRUE) == 0) { 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt printf("SetConsoleCtrlHandler() failed: %d\n", 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (int) GetLastError()); 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _WIN32_WCE */ 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.term_signal.handler = handler; 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.term_signal.user_data = user_data; 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_register_signal_reconfig(eloop_signal_handler handler, 4508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *user_data) 4518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO */ 4538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid eloop_run(void) 4588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct os_time tv, now; 4608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt DWORD count, ret, timeout, err; 4618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t i; 4628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (!eloop.terminate && 4648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (eloop.timeout || eloop.reader_count > 0 || 4658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.event_count > 0)) { 4668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tv.sec = tv.usec = 0; 4678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.timeout) { 4688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&now); 4698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_time_before(&now, &eloop.timeout->time)) 4708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_time_sub(&eloop.timeout->time, &now, &tv); 4718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count = 0; 4748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < eloop.event_count; i++) 4758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.handles[count++] = eloop.events[i].event; 4768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < eloop.reader_count; i++) 4788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.handles[count++] = eloop.readers[i].event; 4798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.term_event) 4818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.handles[count++] = eloop.term_event; 4828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.timeout) 4848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout = tv.sec * 1000 + tv.usec / 1000; 4858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 4868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout = INFINITE; 4878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (count > MAXIMUM_WAIT_OBJECTS) { 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt printf("WaitForMultipleObjects: Too many events: " 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "%d > %d (ignoring extra events)\n", 4918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (int) count, MAXIMUM_WAIT_OBJECTS); 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt count = MAXIMUM_WAIT_OBJECTS; 4938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef _WIN32_WCE 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = WaitForMultipleObjects(count, eloop.handles, FALSE, 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout); 4978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#else /* _WIN32_WCE */ 4988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = WaitForMultipleObjectsEx(count, eloop.handles, FALSE, 4998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout, TRUE); 5008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _WIN32_WCE */ 5018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt err = GetLastError(); 5028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_process_pending_signals(); 5048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* check if some registered timeouts have occurred */ 5068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.timeout) { 5078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_timeout *tmp; 5088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_get_time(&now); 5108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!os_time_before(&now, &eloop.timeout->time)) { 5118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = eloop.timeout; 5128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.timeout = eloop.timeout->next; 5138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp->handler(tmp->eloop_data, 5148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp->user_data); 5158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(tmp); 5168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ret == WAIT_FAILED) { 5218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt printf("WaitForMultipleObjects(count=%d) failed: %d\n", 5228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (int) count, (int) err); 5238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_sleep(1, 0); 5248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 5258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifndef _WIN32_WCE 5288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ret == WAIT_IO_COMPLETION) 5298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 5308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* _WIN32_WCE */ 5318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ret == WAIT_TIMEOUT) 5338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt continue; 5348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (ret >= WAIT_OBJECT_0 && 5368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret < WAIT_OBJECT_0 + eloop.event_count) { 5378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.events[ret].handler( 5388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.events[ret].eloop_data, 5398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.events[ret].user_data); 5408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = WaitForMultipleObjects(eloop.event_count, 5418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.handles, FALSE, 0); 5428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.reader_table_changed = 0; 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < eloop.reader_count; i++) { 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSANETWORKEVENTS events; 5478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (WSAEnumNetworkEvents(eloop.readers[i].sock, 5488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.readers[i].event, 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt &events) == 0 && 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (events.lNetworkEvents & FD_READ)) { 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.readers[i].handler( 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.readers[i].sock, 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.readers[i].eloop_data, 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.readers[i].user_data); 5558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.reader_table_changed) 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid eloop_terminate(void) 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.terminate = 1; 5668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt SetEvent(eloop.term_event); 5678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid eloop_destroy(void) 5718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct eloop_timeout *timeout, *prev; 5738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout = eloop.timeout; 5758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (timeout != NULL) { 5768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt prev = timeout; 5778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout = timeout->next; 5788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(prev); 5798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(eloop.readers); 5818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(eloop.signals); 5828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (eloop.term_event) 5838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt CloseHandle(eloop.term_event); 5848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(eloop.handles); 5858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.handles = NULL; 5868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(eloop.events); 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop.events = NULL; 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint eloop_terminated(void) 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return eloop.terminate; 5948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid eloop_wait_for_read_sock(int sock) 5988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSAEVENT event; 6008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event = WSACreateEvent(); 6028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (event == WSA_INVALID_EVENT) { 6038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt printf("WSACreateEvent() failed: %d\n", WSAGetLastError()); 6048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 6058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (WSAEventSelect(sock, event, FD_READ)) { 6088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt printf("WSAEventSelect() failed: %d\n", WSAGetLastError()); 6098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSACloseEvent(event); 6108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ; 6118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WaitForSingleObject(event, INFINITE); 6148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSAEventSelect(sock, event, 0); 6158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WSACloseEvent(event); 6168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 617