[0] | 1 | //network.c: |
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| 2 | |
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[668] | 3 | /* |
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[5381] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2012 |
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[668] | 5 | * |
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| 6 | * This file is part of roard a part of RoarAudio, |
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| 7 | * a cross-platform sound system for both, home and professional use. |
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| 8 | * See README for details. |
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| 9 | * |
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| 10 | * This file is free software; you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License version 3 |
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| 12 | * as published by the Free Software Foundation. |
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| 13 | * |
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| 14 | * RoarAudio is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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[3517] | 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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[668] | 23 | * |
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| 24 | */ |
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| 25 | |
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[0] | 26 | #include "roard.h" |
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| 27 | |
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[1494] | 28 | #ifdef ROAR_SUPPORT_LISTEN |
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| 29 | |
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[1055] | 30 | #ifdef ROAR_BROKEN_PEERCRED |
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| 31 | #undef SO_PEERCRED |
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| 32 | #endif |
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| 33 | |
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[1484] | 34 | #ifdef ROAR_HAVE_SELECT |
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| 35 | #define _CAN_OPERATE |
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| 36 | #endif |
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| 37 | |
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[0] | 38 | int net_check_listen (void) { |
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[3802] | 39 | struct roar_vio_selecttv rtv; |
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| 40 | struct roar_vio_select sv[ROAR_MAX_LISTEN_SOCKETS]; |
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| 41 | size_t num = 0; |
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| 42 | ssize_t ret; |
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[5586] | 43 | size_t i; |
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[2530] | 44 | |
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| 45 | for (i = 0; i < ROAR_MAX_LISTEN_SOCKETS; i++) { |
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[3802] | 46 | if ( g_listen[i].used ) { |
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| 47 | ROAR_VIO_SELECT_SETVIO(&(sv[num]), &(g_listen[i].sock), ROAR_VIO_SELECT_READ); |
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| 48 | sv[num].ud.si = i; |
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| 49 | num++; |
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[2530] | 50 | } |
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| 51 | } |
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| 52 | |
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[3802] | 53 | if ( num == 0 ) |
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[2530] | 54 | return 0; |
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[0] | 55 | |
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[3802] | 56 | rtv.sec = 0; |
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| 57 | rtv.nsec = 1000; |
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[0] | 58 | |
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[3802] | 59 | if ( (ret = roar_vio_select(sv, num, &rtv, NULL)) > 0 ) { |
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| 60 | for (i = 0; i < num; i++) { |
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| 61 | if ( sv[i].eventsa & ROAR_VIO_SELECT_READ ) { |
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| 62 | if ( net_get_new_client(&(g_listen[sv[i].ud.si])) == -1 ) |
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| 63 | return -1; |
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[2530] | 64 | } |
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| 65 | } |
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[0] | 66 | } |
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| 67 | |
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[3802] | 68 | return ret; |
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[0] | 69 | } |
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| 70 | |
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[3253] | 71 | int net_get_new_client (struct roard_listen * lsock) { |
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[0] | 72 | int fh; |
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[3802] | 73 | int socket; |
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[2815] | 74 | struct roar_vio_calls vio; |
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| 75 | struct sockaddr_storage addr; |
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| 76 | socklen_t addrlen = sizeof(addr); |
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[0] | 77 | |
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[3912] | 78 | if ( roar_vio_ctl(&(lsock->sock), ROAR_VIO_CTL_GET_FH, &socket) == -1 ) { |
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| 79 | // next is needed for winsock: |
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| 80 | if ( roar_vio_ctl(&(lsock->sock), ROAR_VIO_CTL_GET_SELECT_FH, &socket) == -1 ) { |
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| 81 | ROAR_DBG("net_get_new_client(void) = -1 // can not find any acceptable socket to accept() on"); |
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| 82 | return -1; |
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| 83 | } |
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| 84 | } |
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[3802] | 85 | |
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| 86 | fh = accept(socket, (struct sockaddr*)&addr, &addrlen); |
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[0] | 87 | |
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| 88 | ROAR_DBG("net_get_new_client(void): fh = %i", fh); |
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| 89 | |
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[4228] | 90 | if ( fh == -1 ) |
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| 91 | return -1; |
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| 92 | |
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[5585] | 93 | if ( clients_new_from_fh2(fh, lsock->proto, ROAR_BYTEORDER_NETWORK, 1, lsock, (struct sockaddr*)&addr, addrlen) == -1 ) { |
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[5571] | 94 | if ( roar_vio_open_fh_socket(&vio, fh) == -1 ) { |
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| 95 | close(fh); |
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| 96 | return -1; |
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[3684] | 97 | } |
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[5571] | 98 | roar_vio_close(&vio); |
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[2529] | 99 | return -1; |
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[2789] | 100 | } |
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[2529] | 101 | |
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[0] | 102 | return 0; |
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| 103 | } |
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| 104 | |
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[1494] | 105 | #endif |
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| 106 | |
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[0] | 107 | //ll |
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