[0] | 1 | //clients.c: |
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| 2 | |
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[668] | 3 | /* |
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[3358] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2010 |
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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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[3910] | 28 | #define _CHECK_CID_RET(id,ret) if ( (id) < 0 || (id) > ROAR_CLIENTS_MAX || g_clients[(id)] == NULL ) return (ret) |
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| 29 | #define _CHECK_CID(id) _CHECK_CID_RET((id), -1) |
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| 30 | |
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[0] | 31 | int clients_init (void) { |
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| 32 | int i; |
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| 33 | |
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| 34 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) |
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| 35 | g_clients[i] = NULL; |
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| 36 | |
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| 37 | return 0; |
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| 38 | } |
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| 39 | |
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| 40 | int clients_free (void) { |
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| 41 | int i; |
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| 42 | |
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| 43 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) |
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[3910] | 44 | if ( g_clients[i] != NULL ) |
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[0] | 45 | clients_delete(i); |
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| 46 | |
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| 47 | return 0; |
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| 48 | } |
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| 49 | |
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| 50 | int clients_new (void) { |
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| 51 | int i; |
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| 52 | int s; |
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| 53 | struct roar_client * n; |
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| 54 | |
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| 55 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
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| 56 | if ( g_clients[i] == NULL ) { |
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[3063] | 57 | n = roar_mm_malloc(sizeof(struct roar_client)); |
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[0] | 58 | if ( n != NULL ) { |
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| 59 | n->pid = -1; |
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[437] | 60 | n->uid = -1; |
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| 61 | n->gid = -1; |
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[0] | 62 | n->fh = -1; |
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| 63 | |
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| 64 | *n->name = 0; |
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| 65 | *n->host = 0; |
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| 66 | |
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[2614] | 67 | n->proto = ROAR_PROTO_ROARAUDIO; |
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| 68 | n->byteorder = ROAR_BYTEORDER_NETWORK; |
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[2517] | 69 | |
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[346] | 70 | n->acl = NULL; |
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| 71 | |
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[0] | 72 | n->execed = -1; |
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| 73 | for (s = 0; s < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; s++) |
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| 74 | n->streams[s] = -1; |
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| 75 | |
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[2815] | 76 | if ( roar_nnode_new(&(n->nnode), ROAR_SOCKET_TYPE_UNKNOWN) == -1 ) { |
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[3063] | 77 | roar_mm_free(n); |
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[2815] | 78 | return -1; |
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| 79 | } |
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| 80 | |
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[0] | 81 | g_clients[i] = n; |
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| 82 | |
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| 83 | ROAR_DBG("clients_new(void) = %i", i); |
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| 84 | return i; |
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| 85 | } else { |
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| 86 | ROAR_ERR("clients_new(void): Can not alloc memory for new client: %s", strerror(errno)); |
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| 87 | ROAR_ERR("clients_new(void) = -1"); |
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| 88 | return -1; |
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| 89 | } |
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| 90 | } |
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| 91 | } |
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| 92 | |
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| 93 | return -1; |
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| 94 | } |
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| 95 | |
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[3737] | 96 | int clients_new_from_fh(int fh, int proto, int byteorder, int update_nnode) { |
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| 97 | struct roar_client * c; |
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| 98 | int client; |
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| 99 | |
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| 100 | if ( fh == -1 ) |
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| 101 | return -1; |
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| 102 | |
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| 103 | if ( proto != ROAR_PROTO_ROARAUDIO || byteorder != ROAR_BYTEORDER_NETWORK ) |
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| 104 | return -1; |
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| 105 | |
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| 106 | if ( (client = clients_new()) == -1 ) |
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| 107 | return -1; |
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| 108 | |
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| 109 | if ( clients_set_fh(client, fh) == -1 ) { |
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| 110 | clients_delete(client); |
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| 111 | return -1; |
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| 112 | } |
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| 113 | |
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| 114 | if ( update_nnode ) { |
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| 115 | if ( clients_get(client, &c) != -1 ) { |
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| 116 | if ( roar_nnode_free(&(c->nnode)) != -1 ) { |
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| 117 | roar_nnode_new_from_fh(&(c->nnode), fh, 1); |
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| 118 | } |
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| 119 | } |
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| 120 | } |
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| 121 | |
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| 122 | return 0; |
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| 123 | } |
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| 124 | |
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[0] | 125 | int clients_delete (int id) { |
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| 126 | int i; |
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[1164] | 127 | int close_client_fh = 1; |
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[0] | 128 | |
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[2608] | 129 | ROAR_DBG("clients_delete(id=%i) = ?", id); |
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| 130 | |
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[3910] | 131 | _CHECK_CID(id); |
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[0] | 132 | |
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| 133 | if (g_clients[id]->execed != -1) { |
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| 134 | // return streams_delete(g_clients[id]->execed); |
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| 135 | g_clients[id]->execed = -1; |
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[1164] | 136 | close_client_fh = 0; |
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[0] | 137 | } |
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| 138 | |
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| 139 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
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| 140 | streams_delete(g_clients[id]->streams[i]); |
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| 141 | } |
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| 142 | |
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[1164] | 143 | if ( g_clients[id]->fh != -1 && close_client_fh ) |
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[0] | 144 | close(g_clients[id]->fh); |
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| 145 | |
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[2815] | 146 | roar_nnode_free(&(g_clients[id]->nnode)); |
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| 147 | |
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[3063] | 148 | roar_mm_free(g_clients[id]); |
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[0] | 149 | g_clients[id] = NULL; |
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| 150 | |
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| 151 | ROAR_DBG("clients_delete(id=%i) = 0", id); |
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| 152 | return 0; |
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| 153 | } |
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| 154 | |
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[3927] | 155 | int clients_close (int id, int nocheck_exec) { |
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| 156 | struct roar_client * c; |
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| 157 | |
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| 158 | ROAR_DBG("clients_close(id=%i) = ?", id); |
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| 159 | |
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| 160 | _CHECK_CID(id); |
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| 161 | |
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| 162 | c = g_clients[id]; |
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| 163 | |
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| 164 | if ( c->fh == -1 ) { |
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| 165 | ROAR_DBG("clients_delete(id=%i) = 0", id); |
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| 166 | return 0; |
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| 167 | } |
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| 168 | |
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| 169 | if (nocheck_exec || g_clients[id]->execed != -1) { |
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| 170 | close(c->fh); |
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| 171 | c->fh = -1; |
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| 172 | } |
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| 173 | |
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| 174 | ROAR_DBG("clients_delete(id=%i) = 0", id); |
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| 175 | return 0; |
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| 176 | } |
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| 177 | |
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[0] | 178 | int clients_get (int id, struct roar_client ** client) { |
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[3910] | 179 | _CHECK_CID(id); |
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| 180 | |
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[0] | 181 | *client = g_clients[id]; |
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| 182 | |
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| 183 | if ( *client == NULL ) |
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| 184 | return -1; |
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| 185 | |
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| 186 | return 0; |
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| 187 | } |
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| 188 | |
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| 189 | int clients_set_fh (int id, int fh) { |
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[3713] | 190 | struct roar_client * c; |
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| 191 | #ifdef SO_PEERCRED |
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| 192 | struct ucred cred; |
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| 193 | socklen_t cred_len = sizeof(cred); |
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| 194 | #endif |
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[501] | 195 | |
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[3910] | 196 | _CHECK_CID(id); |
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| 197 | |
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[3713] | 198 | if ( (c = g_clients[id]) == NULL ) |
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[0] | 199 | return -1; |
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| 200 | |
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[3713] | 201 | c->fh = fh; |
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| 202 | |
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| 203 | #ifdef SO_PEERCRED |
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| 204 | if (getsockopt(fh, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len) != -1) { |
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| 205 | if ( cred.pid != 0 ) { |
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| 206 | c->pid = cred.pid; |
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| 207 | c->uid = cred.uid; |
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| 208 | c->gid = cred.gid; |
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| 209 | } |
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| 210 | } else { |
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| 211 | ROAR_DBG("req_on_identify(): Can't get creds via SO_PEERCRED: %s", strerror(errno)); |
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| 212 | } |
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| 213 | #elif defined(ROAR_HAVE_GETPEEREID) |
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| 214 | if (getpeereid(fh, &(c->uid), &(c->gid)) == -1) { |
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| 215 | ROAR_DBG("req_on_identify(): Can't get creds via getpeereid(): %s", strerror(errno)); |
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| 216 | } |
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| 217 | #endif |
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[0] | 218 | |
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| 219 | return 0; |
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| 220 | } |
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| 221 | |
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[755] | 222 | int clients_get_fh (int id) { |
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[3910] | 223 | _CHECK_CID(id); |
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[755] | 224 | |
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| 225 | return g_clients[id]->fh; |
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| 226 | } |
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| 227 | |
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[0] | 228 | int clients_set_pid (int id, int pid) { |
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[3910] | 229 | _CHECK_CID(id); |
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[0] | 230 | |
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| 231 | g_clients[id]->pid = pid; |
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| 232 | |
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| 233 | return 0; |
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| 234 | } |
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| 235 | |
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[439] | 236 | int clients_set_uid (int id, int uid) { |
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[3910] | 237 | _CHECK_CID(id); |
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[439] | 238 | |
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| 239 | g_clients[id]->uid = uid; |
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| 240 | |
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| 241 | return 0; |
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| 242 | } |
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| 243 | |
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| 244 | int clients_set_gid (int id, int gid) { |
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[3910] | 245 | _CHECK_CID(id); |
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[439] | 246 | |
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| 247 | g_clients[id]->gid = gid; |
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| 248 | |
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| 249 | return 0; |
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| 250 | } |
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| 251 | |
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[2517] | 252 | int clients_set_proto (int id, int proto) { |
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[2614] | 253 | int byteorder = ROAR_BYTEORDER_UNKNOWN; |
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| 254 | |
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[3910] | 255 | _CHECK_CID(id); |
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[2517] | 256 | |
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[2614] | 257 | switch (proto) { |
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| 258 | case ROAR_PROTO_ROARAUDIO: |
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[2828] | 259 | case ROAR_PROTO_ESOUND: |
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[3255] | 260 | case ROAR_PROTO_SIMPLE: |
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[2614] | 261 | byteorder = ROAR_BYTEORDER_NETWORK; |
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| 262 | break; |
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| 263 | } |
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| 264 | |
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| 265 | g_clients[id]->proto = proto; |
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| 266 | g_clients[id]->byteorder = byteorder; |
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[2517] | 267 | |
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| 268 | return 0; |
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| 269 | } |
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| 270 | |
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[498] | 271 | #define MAX_STREAMLESS 8 |
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| 272 | |
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[0] | 273 | int clients_check_all (void) { |
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[1480] | 274 | #ifdef ROAR_HAVE_SELECT |
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[0] | 275 | struct timeval tv; |
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| 276 | fd_set r, e; |
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[66] | 277 | int i, j; |
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[0] | 278 | int ret; |
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| 279 | int fh; |
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| 280 | int max_fh = -1; |
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[71] | 281 | int have = 0; |
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[498] | 282 | struct { |
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| 283 | int id; |
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| 284 | int fh; |
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| 285 | } streamless[MAX_STREAMLESS]; |
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| 286 | int have_streamless = 0; |
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| 287 | int have_stream; |
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[0] | 288 | |
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| 289 | FD_ZERO(&r); |
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| 290 | FD_ZERO(&e); |
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| 291 | |
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| 292 | tv.tv_sec = 0; |
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| 293 | tv.tv_usec = 1; |
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| 294 | |
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| 295 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
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| 296 | if ( g_clients[i] == NULL ) |
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| 297 | continue; |
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| 298 | |
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[66] | 299 | if ( (fh = g_clients[i]->fh) != -1 ) { |
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[71] | 300 | have++; |
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| 301 | |
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[610] | 302 | ROAR_DBG("clients_check_all(*): fh=%i", fh); |
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| 303 | |
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[66] | 304 | FD_SET(fh, &r); |
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| 305 | FD_SET(fh, &e); |
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| 306 | |
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| 307 | if ( fh > max_fh ) |
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| 308 | max_fh = fh; |
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[84] | 309 | } |
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[0] | 310 | |
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[498] | 311 | have_stream = 0; |
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| 312 | |
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[84] | 313 | for (j = 0; j < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; j++) { |
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| 314 | if ( (fh = streams_get_fh(g_clients[i]->streams[j])) != -1 ) { |
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[2598] | 315 | ROAR_DBG("clients_check_all(*): g_clients[i=%i]->streams[j=%i] = %i, fh = %i", i, j, g_clients[i]->streams[j], fh); |
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[1504] | 316 | if ( fh > -1 ) { |
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| 317 | FD_SET(fh, &r); |
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[0] | 318 | |
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[1504] | 319 | if ( fh > max_fh ) |
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| 320 | max_fh = fh; |
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[3579] | 321 | } else if ( fh == -2 ) { |
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| 322 | streams_check(g_clients[i]->streams[j]); |
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[1504] | 323 | } |
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[498] | 324 | |
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| 325 | have_stream = 1; |
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[66] | 326 | } |
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[84] | 327 | //printf("D: client=%i, stream=%i, fh=%i\n", i, j, fh); |
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[66] | 328 | } |
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| 329 | |
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[498] | 330 | if ( !have_stream && have_streamless < MAX_STREAMLESS ) { |
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| 331 | streamless[have_streamless ].id = i; |
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| 332 | if ( (streamless[have_streamless++].fh = g_clients[i]->fh) == -1 ) |
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| 333 | have_streamless--; |
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| 334 | } |
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[0] | 335 | } |
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| 336 | |
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[256] | 337 | if ( max_fh == -1 ) |
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| 338 | return 0; |
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| 339 | |
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[0] | 340 | if ( (ret = select(max_fh + 1, &r, NULL, &e, &tv)) < 1 ) { |
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[71] | 341 | return ret < 0 ? ret : have; |
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[0] | 342 | } |
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| 343 | |
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| 344 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
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| 345 | if ( g_clients[i] == NULL ) |
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| 346 | continue; |
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| 347 | |
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[66] | 348 | if ( (fh = g_clients[i]->fh) != -1 ) { |
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| 349 | if ( FD_ISSET(fh, &r) ) { |
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| 350 | if ( g_clients[i]->execed == -1 ) { |
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| 351 | clients_check(i); |
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[1835] | 352 | if ( g_clients[i] != NULL && g_clients[i]->execed != -1 ) { |
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[1834] | 353 | FD_CLR(fh, &r); |
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| 354 | } |
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[255] | 355 | /* |
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[66] | 356 | } else { |
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| 357 | streams_check(g_clients[i]->execed); |
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[255] | 358 | */ |
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[66] | 359 | } |
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| 360 | } |
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[0] | 361 | |
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[84] | 362 | if ( FD_ISSET(fh, &e) ) { |
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[66] | 363 | clients_delete(i); |
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[84] | 364 | continue; |
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| 365 | } |
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| 366 | } |
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| 367 | |
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| 368 | if ( g_clients[i] == NULL ) |
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| 369 | continue; |
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| 370 | |
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| 371 | for (j = 0; j < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; j++) { |
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[1611] | 372 | ROAR_DBG("clients_check_all(*): D: client=%i, stream=%i, g_clients[i=%i] = %p", i, j, i, g_clients[i]); |
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[136] | 373 | if ( g_clients[i] == NULL ) // streams_check() bellow can delete our client (why?) |
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| 374 | break; |
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[1611] | 375 | |
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| 376 | //ROAR_WARN("clients_check_all(*): client=%i: client exists", i); |
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| 377 | ROAR_DBG("clients_check_all(*): client=%i, stream=%i: id=%i", i, j, g_clients[i]->streams[j]); |
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| 378 | |
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[84] | 379 | if ( (fh = streams_get_fh(g_clients[i]->streams[j])) != -1 ) { |
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[1611] | 380 | ROAR_DBG("clients_check_all(*): client=%i, stream=%i: fh=%i", i, j, fh); |
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[3579] | 381 | if ( fh > -1 && FD_ISSET(fh, &r) ) { |
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[84] | 382 | streams_check(g_clients[i]->streams[j]); |
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[66] | 383 | } |
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[0] | 384 | } |
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| 385 | } |
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| 386 | } |
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| 387 | |
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[498] | 388 | if ( have_streamless ) { |
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| 389 | FD_ZERO(&r); |
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| 390 | |
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| 391 | tv.tv_sec = 0; |
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| 392 | tv.tv_usec = 1; |
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| 393 | |
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| 394 | max_fh = -1; |
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| 395 | |
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| 396 | for (i = 0; i < have_streamless; i++) { |
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[607] | 397 | if ( ! g_clients[j = streamless[i].id] ) |
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| 398 | continue; |
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| 399 | |
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| 400 | if ( g_clients[j]->execed != -1 ) |
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[601] | 401 | continue; |
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| 402 | |
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[498] | 403 | fh = streamless[i].fh; |
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| 404 | |
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| 405 | ROAR_DBG("clients_check_all(void): fh=%i", fh); |
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| 406 | FD_SET(fh, &r); |
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| 407 | |
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| 408 | if ( fh > max_fh ) |
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| 409 | max_fh = fh; |
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| 410 | } |
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| 411 | |
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| 412 | if ( (ret = select(max_fh + 1, &r, NULL, NULL, &tv)) < 0 ) { |
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| 413 | return ret; |
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| 414 | } |
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| 415 | |
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| 416 | for (i = 0; i < have_streamless; i++) { |
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| 417 | if ( FD_ISSET(streamless[i].fh, &r) ) { |
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| 418 | clients_check(streamless[i].id); |
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| 419 | } |
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| 420 | } |
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| 421 | } |
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| 422 | |
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[71] | 423 | ROAR_DBG("clients_check_all(void) = %i // have value", have); |
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| 424 | return have; |
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[1480] | 425 | #else |
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| 426 | return -1; |
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| 427 | #endif |
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[0] | 428 | } |
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| 429 | |
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| 430 | int clients_check (int id) { |
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| 431 | struct roar_message m; |
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| 432 | struct roar_connection con; |
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| 433 | char * data = NULL; |
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| 434 | int oldcmd; |
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| 435 | int r; |
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[498] | 436 | int rv = 0; |
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[3926] | 437 | uint32_t flags[2] = {COMMAND_FLAG_NONE, COMMAND_FLAG_NONE}; |
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[0] | 438 | |
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[3910] | 439 | _CHECK_CID(id); |
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| 440 | |
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[0] | 441 | if ( g_clients[id]->fh == -1 ) |
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| 442 | return -1; |
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| 443 | |
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[1662] | 444 | roar_connect_fh(&con, g_clients[id]->fh); |
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[0] | 445 | |
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[2517] | 446 | switch (g_clients[id]->proto) { |
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| 447 | case ROAR_PROTO_ROARAUDIO: |
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| 448 | r = roar_recv_message(&con, &m, &data); |
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[0] | 449 | |
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[2517] | 450 | if ( r == -1 ) { // should we drop the client? |
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| 451 | clients_delete(id); |
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| 452 | return -1; |
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| 453 | } |
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[0] | 454 | |
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[2517] | 455 | roar_debug_message_print(&m); |
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[0] | 456 | |
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[2517] | 457 | oldcmd = m.cmd; |
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[0] | 458 | |
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[3926] | 459 | if ( (r = command_exec(id, &m, &data, flags)) == -1 ) { |
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[2517] | 460 | m.cmd = ROAR_CMD_ERROR; |
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| 461 | m.datalen = 0; |
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| 462 | ROAR_DBG("clients_check(*): Exec of command faild!"); |
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| 463 | } else { |
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| 464 | if ( m.cmd == oldcmd ) { |
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| 465 | m.cmd = ROAR_CMD_OK; |
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| 466 | m.datalen = 0; |
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| 467 | } else if ( m.cmd == ROAR_CMD_OK_STOP ) { |
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| 468 | m.cmd = ROAR_CMD_OK; |
---|
| 469 | rv = 1; |
---|
| 470 | } |
---|
| 471 | } |
---|
| 472 | |
---|
| 473 | roar_send_message(&con, &m, NULL); |
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[3928] | 474 | |
---|
| 475 | if ( flags[1] & COMMAND_FLAG_OUT_CLOSECON ) |
---|
| 476 | clients_close(id, 1); |
---|
| 477 | |
---|
[2517] | 478 | break; |
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[2546] | 479 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_ESD |
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[2791] | 480 | #ifdef ROAR_HAVE_H_ESD |
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[2523] | 481 | case ROAR_PROTO_ESOUND: |
---|
| 482 | rv = emul_esd_check_client(id, NULL); |
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| 483 | break; |
---|
[2546] | 484 | #endif |
---|
| 485 | #endif |
---|
[3684] | 486 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_ESD |
---|
| 487 | case ROAR_PROTO_RSOUND: |
---|
[3820] | 488 | rv = emul_rsound_check_client(id, NULL); |
---|
[3825] | 489 | if ( rv == 0 ) { // loop as long as we don't get an error. |
---|
| 490 | while (rv == 0) |
---|
| 491 | rv = emul_rsound_check_client(id, NULL); |
---|
| 492 | rv = 0; // restore |
---|
| 493 | } else { // in case of error delete the client |
---|
| 494 | rv = clients_delete(id); |
---|
| 495 | } |
---|
[3684] | 496 | break; |
---|
| 497 | #endif |
---|
[2517] | 498 | default: |
---|
| 499 | rv = -1; |
---|
[0] | 500 | } |
---|
| 501 | |
---|
| 502 | if ( data ) |
---|
| 503 | free(data); |
---|
| 504 | |
---|
[2517] | 505 | ROAR_DBG("clients_check(id=%i) = %i", id, rv); |
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[498] | 506 | return rv; |
---|
[0] | 507 | } |
---|
| 508 | |
---|
| 509 | int clients_send_mon (struct roar_audio_info * sa, uint32_t pos) { |
---|
| 510 | int i; |
---|
[934] | 511 | // int fh; |
---|
| 512 | int j; |
---|
[2715] | 513 | int keep_going; |
---|
[0] | 514 | |
---|
| 515 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
---|
| 516 | if ( g_clients[i] == NULL ) |
---|
| 517 | continue; |
---|
| 518 | |
---|
[2715] | 519 | keep_going = 1; |
---|
| 520 | |
---|
[934] | 521 | /* |
---|
[0] | 522 | if ( (fh = g_clients[i]->fh) == -1 ) |
---|
| 523 | continue; |
---|
[934] | 524 | */ |
---|
[0] | 525 | |
---|
[1905] | 526 | ROAR_DBG("clients_send_mon(*): client=%i, execed=%i", i, g_clients[i]->execed); |
---|
| 527 | |
---|
[2706] | 528 | /* |
---|
[0] | 529 | if ( g_clients[i]->execed == -1 ) { |
---|
| 530 | // TODO: add some code to send a message to the client insetd of the raw data. |
---|
[2706] | 531 | */ |
---|
[2715] | 532 | for (j = 0; keep_going && j < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; j++) { |
---|
[934] | 533 | //if ( (fh = streams_get_fh(g_clients[i]->streams[j])) != -1 ) { |
---|
[2715] | 534 | ROAR_DBG("clients_send_mon(*): client=%i, stream=%i -> ?", i, j); |
---|
[1905] | 535 | if ( g_clients[i]->streams[j] != -1 ) { |
---|
| 536 | ROAR_DBG("clients_send_mon(*): client=%i, stream=%i -> %i", i, j, g_clients[i]->streams[j]); |
---|
[934] | 537 | streams_send_mon(g_clients[i]->streams[j]); |
---|
[2715] | 538 | |
---|
| 539 | // the client may be deleted here, check if it still exists: |
---|
| 540 | if ( g_clients[i] == NULL ) |
---|
| 541 | keep_going = 0; |
---|
[1905] | 542 | } |
---|
[934] | 543 | } |
---|
[2706] | 544 | /* |
---|
[0] | 545 | } else { |
---|
| 546 | // streams_check(g_clients[i]->execed); |
---|
| 547 | streams_send_mon(g_clients[i]->execed); |
---|
| 548 | // if ( streams_send_mon(g_clients[i]->execed) == -1 ) |
---|
| 549 | // clients_delete(i); // delete client in case we could not write |
---|
| 550 | } |
---|
[2706] | 551 | */ |
---|
[0] | 552 | } |
---|
| 553 | |
---|
[1902] | 554 | // TODO: FIXME: should this really be -1? |
---|
[0] | 555 | return -1; |
---|
| 556 | } |
---|
| 557 | |
---|
| 558 | int clients_send_filter(struct roar_audio_info * sa, uint32_t pos) { |
---|
| 559 | int i; |
---|
| 560 | int fh; |
---|
| 561 | |
---|
| 562 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
---|
| 563 | if ( g_clients[i] == NULL ) |
---|
| 564 | continue; |
---|
| 565 | |
---|
| 566 | if ( (fh = g_clients[i]->fh) == -1 ) |
---|
| 567 | continue; |
---|
| 568 | |
---|
| 569 | if ( g_clients[i]->execed == -1 ) { |
---|
| 570 | // TODO: add some code to send a message to the client insetd of the raw data. |
---|
| 571 | } else { |
---|
| 572 | // streams_check(g_clients[i]->execed); |
---|
| 573 | streams_send_filter(g_clients[i]->execed); |
---|
| 574 | // if ( streams_send_mon(g_clients[i]->execed) == -1 ) |
---|
| 575 | // clients_delete(i); // delete client in case we could not write |
---|
| 576 | } |
---|
| 577 | } |
---|
| 578 | |
---|
| 579 | return -1; |
---|
| 580 | } |
---|
| 581 | |
---|
| 582 | int client_stream_exec (int client, int stream) { |
---|
| 583 | int i; |
---|
[3920] | 584 | int fh; |
---|
[0] | 585 | |
---|
[3910] | 586 | _CHECK_CID(client); |
---|
| 587 | |
---|
| 588 | #if 0 |
---|
[1901] | 589 | if ( g_clients[client] == NULL ) { |
---|
| 590 | ROAR_WARN("client_stream_exec(client=%i, stream=%i) = -1 // client does not exist", client, stream); |
---|
[0] | 591 | return -1; |
---|
[1901] | 592 | } |
---|
[3910] | 593 | #endif |
---|
[0] | 594 | |
---|
| 595 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
| 596 | if ( g_clients[client]->streams[i] == stream ) { |
---|
| 597 | g_clients[client]->execed = stream; |
---|
[3921] | 598 | if ( streams_is_ready(stream) == 0 ) { |
---|
[3920] | 599 | streams_set_fh(stream, g_clients[client]->fh); |
---|
| 600 | streams_set_socktype(stream, ROAR_SOCKET_TYPE_GENSTR); |
---|
| 601 | } else { |
---|
[3921] | 602 | ROAR_DBG("client_stream_exec(client=%i, stream=%i): fh=%i", client, stream, fh); |
---|
[3925] | 603 | if ( (fh = g_clients[client]->fh) != -1 ) { |
---|
| 604 | close(fh); |
---|
| 605 | g_clients[client]->fh = -1; |
---|
| 606 | } |
---|
[3920] | 607 | } |
---|
[2815] | 608 | ROAR_DBG("client_stream_exec(client=%i, stream=%i) = 0", client, stream); |
---|
[0] | 609 | return 0; |
---|
| 610 | } |
---|
| 611 | } |
---|
| 612 | |
---|
[1901] | 613 | ROAR_WARN("client_stream_exec(client=%i, stream=%i) = -1 // client does not own stream", client, stream); |
---|
[0] | 614 | return -1; |
---|
| 615 | } |
---|
| 616 | |
---|
[78] | 617 | int client_stream_set_fh (int client, int stream, int fh) { |
---|
| 618 | int i; |
---|
| 619 | |
---|
[3910] | 620 | _CHECK_CID(client); |
---|
[78] | 621 | |
---|
| 622 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
| 623 | if ( g_clients[client]->streams[i] == stream ) { |
---|
| 624 | streams_set_fh(stream, fh); |
---|
| 625 | return 0; |
---|
| 626 | } |
---|
| 627 | } |
---|
| 628 | |
---|
| 629 | return -1; |
---|
| 630 | } |
---|
| 631 | |
---|
[0] | 632 | int client_stream_add (int client, int stream) { |
---|
| 633 | int i; |
---|
| 634 | |
---|
[3910] | 635 | _CHECK_CID(client); |
---|
[0] | 636 | |
---|
| 637 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
| 638 | if ( g_clients[client]->streams[i] == -1 ) { |
---|
| 639 | g_clients[client]->streams[i] = stream; |
---|
| 640 | streams_set_client(stream, client); |
---|
| 641 | return 0; |
---|
| 642 | } |
---|
| 643 | } |
---|
| 644 | |
---|
| 645 | return -1; |
---|
| 646 | } |
---|
| 647 | |
---|
| 648 | int client_stream_delete (int client, int stream) { |
---|
| 649 | int i; |
---|
| 650 | |
---|
[3910] | 651 | _CHECK_CID(client); |
---|
[0] | 652 | |
---|
| 653 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
| 654 | if ( g_clients[client]->streams[i] == stream ) { |
---|
| 655 | g_clients[client]->streams[i] = -1; |
---|
| 656 | |
---|
| 657 | if ( stream == g_clients[client]->execed ) { |
---|
| 658 | ROAR_DBG("client_stream_delete(client=%i, stream=%i): stream is execed one, deleting client!", client, stream); |
---|
| 659 | clients_delete(client); |
---|
| 660 | } |
---|
| 661 | |
---|
| 662 | ROAR_DBG("client_stream_delete(client=%i, stream=%i) = 0", client, stream); |
---|
| 663 | return 0; |
---|
| 664 | } |
---|
| 665 | } |
---|
| 666 | |
---|
| 667 | ROAR_DBG("client_stream_delete(client=%i, stream=%i) = -1", client, stream); |
---|
| 668 | return -1; |
---|
| 669 | } |
---|
| 670 | |
---|
[767] | 671 | int client_stream_move (int client, int stream) { |
---|
| 672 | int old_client = streams_get_client(stream); |
---|
| 673 | |
---|
[771] | 674 | ROAR_DBG("client_stream_move(client=%i, stream=%i): old_client = %i", client, stream, old_client); |
---|
| 675 | |
---|
[767] | 676 | if ( old_client != -1 ) |
---|
| 677 | if ( client_stream_delete(old_client, stream) == -1 ) |
---|
| 678 | return -1; |
---|
| 679 | |
---|
| 680 | return client_stream_add(client, stream); |
---|
| 681 | } |
---|
| 682 | |
---|
[0] | 683 | //ll |
---|