[3715] | 1 | //client.c: |
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| 2 | |
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| 3 | /* |
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[4708] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2010-2011 |
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[3715] | 5 | * |
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| 6 | * This file is part of libroar 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 | * libroar 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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| 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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| 23 | * |
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| 24 | * NOTE for everyone want's to change something and send patches: |
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| 25 | * read README and HACKING! There a addition information on |
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| 26 | * the license of this document you need to read before you send |
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| 27 | * any patches. |
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| 28 | * |
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| 29 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
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| 30 | * or libpulse*: |
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| 31 | * The libs libroaresd, libroararts and libroarpulse link this lib |
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| 32 | * and are therefore GPL. Because of this it may be illigal to use |
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| 33 | * them with any software that uses libesd, libartsc or libpulse*. |
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| 34 | */ |
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| 35 | |
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| 36 | #include "libroar.h" |
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| 37 | |
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[3717] | 38 | int roar_client_new (struct roar_client * client) { |
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| 39 | int i; |
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| 40 | |
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[5145] | 41 | if ( client == NULL ) { |
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| 42 | roar_err_set(ROAR_ERROR_FAULT); |
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[3717] | 43 | return -1; |
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[5145] | 44 | } |
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[3717] | 45 | |
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| 46 | memset(client, 0, sizeof(struct roar_client)); |
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| 47 | |
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| 48 | client->fh = -1; |
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| 49 | client->pid = -1; |
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| 50 | client->uid = -1; |
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| 51 | client->gid = -1; |
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| 52 | client->proto = ROAR_PROTO_ROARAUDIO; |
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| 53 | client->byteorder = ROAR_BYTEORDER_NETWORK; |
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| 54 | |
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| 55 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) |
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| 56 | client->streams[i] = -1; |
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| 57 | |
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| 58 | return 0; |
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| 59 | } |
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| 60 | |
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| 61 | int roar_client_set_fh (struct roar_client * client, int fh) { |
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[5145] | 62 | if ( client == NULL ) { |
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| 63 | roar_err_set(ROAR_ERROR_FAULT); |
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[3717] | 64 | return -1; |
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[5145] | 65 | } |
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[3717] | 66 | |
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| 67 | client->fh = fh; |
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| 68 | |
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| 69 | return 0; |
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| 70 | } |
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| 71 | |
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| 72 | int roar_client_set_proto(struct roar_client * client, int proto, int byteorder) { |
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[5145] | 73 | if ( client == NULL ) { |
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| 74 | roar_err_set(ROAR_ERROR_FAULT); |
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[3717] | 75 | return -1; |
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[5145] | 76 | } |
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[3717] | 77 | |
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| 78 | client->proto = proto; |
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| 79 | |
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| 80 | if ( byteorder != -1 ) { |
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| 81 | client->byteorder = byteorder; |
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| 82 | } else { |
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| 83 | switch (proto) { |
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| 84 | case ROAR_PROTO_ROARAUDIO: |
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| 85 | client->byteorder = ROAR_BYTEORDER_NETWORK; |
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| 86 | break; |
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| 87 | default: |
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[5145] | 88 | roar_err_set(ROAR_ERROR_INVAL); |
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[3717] | 89 | return -1; |
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| 90 | break; |
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| 91 | } |
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| 92 | } |
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| 93 | |
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| 94 | return 0; |
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| 95 | } |
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| 96 | |
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[3719] | 97 | int roar_client_pass (struct roar_connection * con, struct roar_client * client, uint16_t flags) { |
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| 98 | struct roar_message m; |
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| 99 | int16_t * d = (int16_t *)m.data; |
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| 100 | int confh; |
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| 101 | int i; |
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| 102 | |
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[5145] | 103 | if ( con == NULL || client == NULL ) { |
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| 104 | roar_err_set(ROAR_ERROR_FAULT); |
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| 105 | return -1; |
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| 106 | } |
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| 107 | |
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[3875] | 108 | memset(&m, 0, sizeof(m)); |
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| 109 | |
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[3719] | 110 | m.cmd = ROAR_CMD_PASSFH; |
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| 111 | m.stream = -1; // client (non-stream) passs |
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| 112 | m.pos = 0; |
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| 113 | m.datalen = 4*2; |
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| 114 | |
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| 115 | d[0] = 0; // version |
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| 116 | d[1] = flags; |
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| 117 | d[2] = client->proto; |
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| 118 | d[3] = client->byteorder; |
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| 119 | |
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| 120 | for (i = 0; i < 4; i++) |
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| 121 | d[i] = ROAR_HOST2NET16(d[i]); |
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| 122 | |
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| 123 | if ( (confh = roar_get_connection_fh(con)) == -1 ) |
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| 124 | return -1; |
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| 125 | |
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| 126 | if ( roar_send_message(con, &m, NULL) == -1 ) { |
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| 127 | return -1; |
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| 128 | } |
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| 129 | |
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| 130 | if ( roar_socket_send_fh(confh, client->fh, NULL, 0) == -1 ) |
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| 131 | return -1; |
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| 132 | |
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| 133 | if ( roar_recv_message(con, &m, NULL) == -1 ) |
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| 134 | return -1; |
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| 135 | |
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| 136 | if ( m.cmd == ROAR_CMD_OK ) |
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| 137 | return 0; |
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| 138 | |
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| 139 | return -1; |
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| 140 | } |
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[3717] | 141 | |
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[4948] | 142 | int roar_client_exec (struct roar_connection * con, struct roar_client * client, uint16_t flags) { |
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| 143 | struct roar_message m; |
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| 144 | int16_t * d = (int16_t *)m.data; |
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| 145 | int i; |
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| 146 | |
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[5145] | 147 | if ( con == NULL || client == NULL ) { |
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| 148 | roar_err_set(ROAR_ERROR_FAULT); |
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| 149 | return -1; |
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| 150 | } |
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| 151 | |
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[4948] | 152 | memset(&m, 0, sizeof(m)); |
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| 153 | |
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| 154 | m.cmd = ROAR_CMD_EXEC_STREAM; |
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| 155 | m.stream = -1; // client (non-stream) passs |
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| 156 | m.pos = 0; |
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| 157 | m.datalen = 4*2; |
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| 158 | |
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| 159 | d[0] = 0; // version |
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| 160 | d[1] = flags; |
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| 161 | d[2] = client->proto; |
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| 162 | d[3] = client->byteorder; |
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| 163 | |
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| 164 | for (i = 0; i < 4; i++) |
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| 165 | d[i] = ROAR_HOST2NET16(d[i]); |
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| 166 | |
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| 167 | if ( roar_req(con, &m, NULL) == -1 ) |
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| 168 | return -1; |
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| 169 | |
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| 170 | client->fh = roar_get_connection_fh(con); |
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| 171 | |
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| 172 | return 0; |
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| 173 | } |
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| 174 | |
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[3715] | 175 | //ll |
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