[590] | 1 | //vio.c: |
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| 2 | |
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[690] | 3 | /* |
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[4708] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2011 |
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[690] | 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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[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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[690] | 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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[590] | 36 | #include "libroar.h" |
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[3895] | 37 | |
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| 38 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
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[3852] | 39 | #include <sys/ioctl.h> |
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[3895] | 40 | #endif |
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[590] | 41 | |
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[1474] | 42 | #ifdef ROAR_HAVE_IO_POSIX |
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| 43 | #define _CAN_OPERATE |
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| 44 | #endif |
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| 45 | |
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[591] | 46 | int roar_vio_init_calls (struct roar_vio_calls * calls) { |
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[1474] | 47 | #ifdef _CAN_OPERATE |
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[1118] | 48 | if ( calls == NULL ) |
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[591] | 49 | return -1; |
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| 50 | |
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| 51 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
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| 52 | |
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[881] | 53 | /* |
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[597] | 54 | calls->read = (ssize_t (*)(int fd, void *buf, size_t count, void * inst))read; |
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| 55 | calls->write = (ssize_t (*)(int fd, void *buf, size_t count, void * inst))write; |
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| 56 | calls->lseek = (off_t (*)(int fildes, off_t offset, int whence, void * inst))lseek; |
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[881] | 57 | */ |
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| 58 | |
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[1118] | 59 | calls->read = roar_vio_basic_read; |
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| 60 | calls->write = roar_vio_basic_write; |
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| 61 | calls->lseek = roar_vio_basic_lseek; |
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| 62 | calls->nonblock = roar_vio_basic_nonblock; |
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| 63 | calls->sync = roar_vio_basic_sync; |
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[1505] | 64 | calls->ctl = roar_vio_basic_ctl; |
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[1241] | 65 | calls->close = roar_vio_basic_close; |
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[881] | 66 | |
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| 67 | return 0; |
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[1474] | 68 | #else |
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| 69 | return -1; |
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| 70 | #endif |
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[881] | 71 | } |
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| 72 | |
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| 73 | int roar_vio_set_inst (struct roar_vio_calls * vio, void * inst) { |
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| 74 | if ( vio == NULL ) |
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| 75 | return -1; |
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| 76 | |
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| 77 | vio->inst = inst; |
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[591] | 78 | |
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| 79 | return 0; |
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| 80 | } |
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| 81 | |
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[881] | 82 | int roar_vio_set_fh (struct roar_vio_calls * vio, int fh) { |
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[989] | 83 | return roar_vio_set_inst(vio, (void*)(ROAR_INSTINT)(fh + 1)); |
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[881] | 84 | } |
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| 85 | |
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| 86 | int roar_vio_get_fh (struct roar_vio_calls * vio) { |
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| 87 | if ( vio == NULL ) |
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| 88 | return -1; |
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| 89 | |
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[989] | 90 | return ((int)(ROAR_INSTINT)vio->inst) - 1; |
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[881] | 91 | } |
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| 92 | |
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| 93 | |
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| 94 | ssize_t roar_vio_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
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[1319] | 95 | ROAR_DBG("roar_vio_read(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
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| 96 | |
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[881] | 97 | if ( vio == NULL ) |
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| 98 | return -1; |
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| 99 | |
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| 100 | if ( vio->read == NULL ) |
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| 101 | return -1; |
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| 102 | |
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| 103 | return vio->read(vio, buf, count); |
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| 104 | } |
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| 105 | |
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| 106 | ssize_t roar_vio_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
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[3276] | 107 | ROAR_DBG("roar_vio_write(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
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| 108 | |
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[881] | 109 | if ( vio == NULL ) |
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| 110 | return -1; |
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| 111 | |
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| 112 | if ( vio->write == NULL ) |
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| 113 | return -1; |
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| 114 | |
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| 115 | return vio->write(vio, buf, count); |
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| 116 | } |
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| 117 | |
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| 118 | off_t roar_vio_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
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[3276] | 119 | ROAR_DBG("roar_vio_lseek(vio=%p, offset=%u, whence=%i) = ?", vio, (unsigned int)offset, whence); |
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| 120 | |
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[881] | 121 | if ( vio == NULL ) |
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| 122 | return -1; |
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| 123 | |
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| 124 | if ( vio->lseek == NULL ) |
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| 125 | return -1; |
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| 126 | |
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| 127 | return vio->lseek(vio, offset, whence); |
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| 128 | } |
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| 129 | |
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[1118] | 130 | int roar_vio_nonblock(struct roar_vio_calls * vio, int state) { |
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[3276] | 131 | ROAR_DBG("roar_vio_nonblock(vio=%p, state=%i) = ?", vio, state); |
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| 132 | |
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[1118] | 133 | if ( vio == NULL ) |
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| 134 | return -1; |
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| 135 | |
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| 136 | if ( vio->nonblock == NULL ) |
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| 137 | return -1; |
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| 138 | |
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| 139 | return vio->nonblock(vio, state); |
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| 140 | } |
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| 141 | |
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| 142 | int roar_vio_sync (struct roar_vio_calls * vio) { |
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[3276] | 143 | ROAR_DBG("roar_vio_sync(vio=%p) = ?", vio); |
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| 144 | |
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[1118] | 145 | if ( vio == NULL ) |
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| 146 | return -1; |
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| 147 | |
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| 148 | if ( vio->sync == NULL ) |
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| 149 | return -1; |
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| 150 | |
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| 151 | return vio->sync(vio); |
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| 152 | } |
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| 153 | |
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[1140] | 154 | int roar_vio_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
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[3276] | 155 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=%i, data=%p) = ?", vio, cmd, data); |
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| 156 | |
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[1140] | 157 | if ( vio == NULL ) |
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| 158 | return -1; |
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| 159 | |
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[1615] | 160 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p): vio->ctl=%p", vio, cmd, data, vio->ctl); |
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| 161 | |
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[4831] | 162 | switch (cmd) { |
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| 163 | case ROAR_VIO_CTL_CONFLICTING_ID_0: |
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| 164 | case ROAR_VIO_CTL_CONFLICTING_ID_1: |
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| 165 | ROAR_ERR("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p): Your progam uses a VIO ctl call with a conflicting ID.", vio, cmd, data); |
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| 166 | ROAR_ERR("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p): Please recompile your program to fix this. (No additional steps are required beside that.)", vio, cmd, data); |
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| 167 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p) = -1", vio, cmd, data); |
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| 168 | return -1; |
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| 169 | break; |
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| 170 | } |
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| 171 | |
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[1140] | 172 | if ( vio->ctl == NULL ) |
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| 173 | return -1; |
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| 174 | |
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| 175 | return vio->ctl(vio, cmd, data); |
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| 176 | } |
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| 177 | |
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[1241] | 178 | int roar_vio_close (struct roar_vio_calls * vio) { |
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[3276] | 179 | ROAR_DBG("roar_vio_close(vio=%p) = ?", vio); |
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| 180 | |
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[1241] | 181 | if ( vio == NULL ) |
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| 182 | return -1; |
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| 183 | |
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[1258] | 184 | if ( vio->close == NULL ) |
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[1241] | 185 | return -1; |
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| 186 | |
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| 187 | return vio->close(vio); |
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| 188 | } |
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| 189 | |
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[3769] | 190 | // specal commands: |
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| 191 | int roar_vio_accept (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
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| 192 | if (dst == NULL || calls == NULL) |
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| 193 | return -1; |
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| 194 | |
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| 195 | return roar_vio_ctl(dst, ROAR_VIO_CTL_ACCEPT, calls); |
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| 196 | } |
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| 197 | |
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[3796] | 198 | int roar_vio_shutdown(struct roar_vio_calls * vio, int how) { |
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| 199 | return roar_vio_ctl(vio, ROAR_VIO_CTL_SHUTDOWN, &how); |
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| 200 | } |
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| 201 | |
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[1252] | 202 | // converters: |
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| 203 | int roar_vio_open_file (struct roar_vio_calls * calls, char * filename, int flags, mode_t mode) { |
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[1474] | 204 | #ifdef _CAN_OPERATE |
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[1252] | 205 | int fh; |
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| 206 | |
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| 207 | if ( calls == NULL || filename == NULL ) |
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| 208 | return -1; |
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| 209 | |
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[1762] | 210 | #ifdef ROAR_TARGET_WIN32 |
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| 211 | flags |= O_BINARY; |
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| 212 | #endif |
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| 213 | |
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[1252] | 214 | if ( (fh = open(filename, flags, mode)) == -1 ) |
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| 215 | return -1; |
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| 216 | |
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| 217 | if ( roar_vio_open_fh(calls, fh) == -1 ) { |
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| 218 | close(fh); |
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| 219 | return -1; |
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| 220 | } |
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| 221 | |
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| 222 | return 0; |
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[1474] | 223 | #else |
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| 224 | return -1; |
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| 225 | #endif |
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[1252] | 226 | } |
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| 227 | |
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| 228 | int roar_vio_open_fh (struct roar_vio_calls * calls, int fh) { |
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| 229 | if ( calls == NULL ) |
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| 230 | return -1; |
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| 231 | |
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| 232 | if ( roar_vio_init_calls(calls) == -1 ) |
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| 233 | return -1; |
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| 234 | |
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| 235 | return roar_vio_set_fh(calls, fh); |
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| 236 | } |
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| 237 | |
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[1290] | 238 | int roar_vio_open_fh_socket(struct roar_vio_calls * calls, int fh) { |
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| 239 | if ( calls == NULL ) |
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| 240 | return -1; |
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| 241 | |
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[1666] | 242 | if ( roar_vio_open_fh(calls, fh) == -1 ) |
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| 243 | return -1; |
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| 244 | |
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[1760] | 245 | #ifdef ROAR_TARGET_WIN32 |
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| 246 | calls->read = roar_vio_winsock_read; |
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| 247 | calls->write = roar_vio_winsock_write; |
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| 248 | calls->nonblock = roar_vio_winsock_nonblock; |
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| 249 | calls->sync = roar_vio_winsock_sync; |
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| 250 | calls->ctl = roar_vio_winsock_ctl; |
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| 251 | calls->close = roar_vio_winsock_close; |
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| 252 | #else |
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| 253 | calls->sync = roar_vio_null_sync; |
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| 254 | #endif |
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[1666] | 255 | |
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| 256 | return 0; |
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[1290] | 257 | } |
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| 258 | |
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[1291] | 259 | int roar_vio_open_socket (struct roar_vio_calls * calls, char * host, int port) { |
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| 260 | int fh; |
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| 261 | |
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| 262 | if ( calls == NULL ) |
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| 263 | return -1; |
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| 264 | |
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| 265 | if ( (fh = roar_socket_connect(host, port)) == -1 ) |
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| 266 | return -1; |
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| 267 | |
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| 268 | return roar_vio_open_fh_socket(calls, fh); |
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| 269 | } |
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| 270 | |
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| 271 | int roar_vio_open_socket_listen(struct roar_vio_calls * calls, int type, char * host, int port) { |
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| 272 | int fh; |
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| 273 | |
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| 274 | if ( calls == NULL ) |
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| 275 | return -1; |
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| 276 | |
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| 277 | if ( (fh = roar_socket_listen(type, host, port)) == -1 ) |
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| 278 | return -1; |
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| 279 | |
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| 280 | return roar_vio_open_fh_socket(calls, fh); |
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| 281 | } |
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| 282 | |
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[1275] | 283 | int roar_vio_simple_stream (struct roar_vio_calls * calls, int rate, int channels, int bits, int codec, |
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| 284 | char * server, int dir, char * name) { |
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| 285 | int fh; |
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| 286 | |
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| 287 | if ( calls == NULL ) |
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| 288 | return -1; |
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| 289 | |
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[3860] | 290 | roar_libroar_nowarn(); |
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| 291 | if ( (fh = roar_simple_stream(rate, channels, bits, codec, server, dir, name)) == -1 ) { |
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| 292 | roar_libroar_warn(); |
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[1275] | 293 | return -1; |
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[3860] | 294 | } |
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| 295 | roar_libroar_warn(); |
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[1275] | 296 | |
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[1290] | 297 | return roar_vio_open_fh_socket(calls, fh); |
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[1275] | 298 | } |
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| 299 | |
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[2841] | 300 | int roar_vio_simple_new_stream_obj (struct roar_vio_calls * calls, |
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| 301 | struct roar_connection * con, |
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| 302 | struct roar_stream * s, |
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| 303 | int rate, int channels, int bits, int codec, int dir) { |
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[3859] | 304 | struct roar_stream stream; |
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[2841] | 305 | int fh; |
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| 306 | |
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[4692] | 307 | ROAR_DBG("roar_vio_simple_new_stream_obj(*) = ?"); |
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| 308 | |
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[2841] | 309 | if ( calls == NULL ) |
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| 310 | return -1; |
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| 311 | |
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[3859] | 312 | if ( s == NULL ) |
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| 313 | s = &stream; |
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| 314 | |
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[3860] | 315 | roar_libroar_nowarn(); |
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| 316 | if ( (fh = roar_simple_new_stream_obj(con, s, rate, channels, bits, codec, dir)) == -1 ) { |
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| 317 | roar_libroar_warn(); |
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[4692] | 318 | ROAR_DBG("roar_vio_simple_new_stream_obj(*) = -1"); |
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[2841] | 319 | return -1; |
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[3860] | 320 | } |
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| 321 | roar_libroar_warn(); |
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[2841] | 322 | |
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[4692] | 323 | ROAR_DBG("roar_vio_simple_new_stream_obj(*): fh=%i", fh); |
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| 324 | |
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[2841] | 325 | return roar_vio_open_fh_socket(calls, fh); |
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| 326 | } |
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| 327 | |
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[886] | 328 | // VIOs: |
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[881] | 329 | |
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[886] | 330 | // basic |
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[881] | 331 | ssize_t roar_vio_basic_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
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[1474] | 332 | #ifdef _CAN_OPERATE |
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[881] | 333 | return read(roar_vio_get_fh(vio), buf, count); |
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[1474] | 334 | #else |
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| 335 | return -1; |
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| 336 | #endif |
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[881] | 337 | } |
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| 338 | |
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| 339 | ssize_t roar_vio_basic_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
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[1474] | 340 | #ifdef _CAN_OPERATE |
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[881] | 341 | return write(roar_vio_get_fh(vio), buf, count); |
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[1474] | 342 | #else |
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| 343 | return -1; |
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| 344 | #endif |
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[881] | 345 | } |
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| 346 | |
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| 347 | off_t roar_vio_basic_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
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[1474] | 348 | #ifdef _CAN_OPERATE |
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[881] | 349 | return lseek(roar_vio_get_fh(vio), offset, whence); |
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[1474] | 350 | #else |
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| 351 | return -1; |
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| 352 | #endif |
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[881] | 353 | } |
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| 354 | |
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[1118] | 355 | int roar_vio_basic_nonblock(struct roar_vio_calls * vio, int state) { |
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| 356 | if ( roar_socket_nonblock(roar_vio_get_fh(vio), state) == -1 ) |
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| 357 | return -1; |
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| 358 | |
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| 359 | if ( state == ROAR_SOCKET_NONBLOCK ) |
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| 360 | return 0; |
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| 361 | |
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[1125] | 362 | roar_vio_sync(vio); |
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| 363 | |
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| 364 | return 0; |
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[1118] | 365 | } |
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| 366 | |
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| 367 | int roar_vio_basic_sync (struct roar_vio_calls * vio) { |
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[1397] | 368 | #ifdef ROAR_FDATASYNC |
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[1171] | 369 | return ROAR_FDATASYNC(roar_vio_get_fh(vio)); |
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[1397] | 370 | #else |
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| 371 | return 0; |
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| 372 | #endif |
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[1118] | 373 | } |
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| 374 | |
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[1505] | 375 | int roar_vio_basic_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
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[3895] | 376 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
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[3852] | 377 | struct roar_vio_sysio_ioctl * sysioctl; |
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[3895] | 378 | #endif |
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[4718] | 379 | #if defined(ROAR_HAVE_GETSOCKOPT) || defined(ROAR_HAVE_SETSOCKOPT) |
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| 380 | struct roar_vio_sysio_sockopt * syssockopt; |
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| 381 | #endif |
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[3796] | 382 | int tmp; |
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| 383 | int s_r = 0, s_w = 0; |
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[4705] | 384 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
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| 385 | union { |
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| 386 | struct sockaddr sa; |
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| 387 | #if defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6) |
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| 388 | struct sockaddr_in in; |
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| 389 | #endif |
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| 390 | #ifdef ROAR_HAVE_UNIX |
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| 391 | struct sockaddr_un un; |
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| 392 | #endif |
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| 393 | #ifdef ROAR_HAVE_LIBDNET |
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| 394 | struct sockaddr_dn dn; |
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| 395 | #endif |
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| 396 | #ifdef ROAR_HAVE_IPV6 |
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| 397 | struct sockaddr_in6 in6; |
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| 398 | #endif |
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| 399 | #ifdef ROAR_HAVE_IPX |
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| 400 | struct sockaddr_ipx ipx; |
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| 401 | #endif |
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| 402 | } sockaddr; |
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| 403 | socklen_t socklen; |
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| 404 | struct roar_sockname * rsockname; |
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| 405 | #endif |
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[1505] | 406 | |
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| 407 | if ( vio == NULL || cmd == -1 ) |
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| 408 | return -1; |
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| 409 | |
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[1615] | 410 | ROAR_DBG("roar_vio_basic_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
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| 411 | |
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[1505] | 412 | switch (cmd) { |
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[3795] | 413 | case ROAR_VIO_CTL_GET_NAME: |
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| 414 | if ( data == NULL ) |
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| 415 | return -1; |
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| 416 | |
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| 417 | *(char**)data = "basic"; |
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| 418 | return 0; |
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| 419 | break; |
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[1505] | 420 | case ROAR_VIO_CTL_GET_FH: |
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| 421 | case ROAR_VIO_CTL_GET_READ_FH: |
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| 422 | case ROAR_VIO_CTL_GET_WRITE_FH: |
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[3436] | 423 | case ROAR_VIO_CTL_GET_SELECT_FH: |
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| 424 | case ROAR_VIO_CTL_GET_SELECT_READ_FH: |
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| 425 | case ROAR_VIO_CTL_GET_SELECT_WRITE_FH: |
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[1615] | 426 | ROAR_DBG("roar_vio_basic_ctl(vio=%p, cmd=ROAR_VIO_CTL_GET_*FH(0x%.8x), data=%p) = 0 // fh=%i", vio, cmd, data, roar_vio_get_fh(vio)); |
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[1505] | 427 | *(int*)data = roar_vio_get_fh(vio); |
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| 428 | return 0; |
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| 429 | break; |
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[2054] | 430 | case ROAR_VIO_CTL_SET_NOSYNC: |
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| 431 | vio->sync = NULL; |
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| 432 | return 0; |
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| 433 | break; |
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[3769] | 434 | case ROAR_VIO_CTL_ACCEPT: |
---|
[3898] | 435 | tmp = ROAR_ACCEPT(roar_vio_get_fh(vio), NULL, 0); |
---|
[3796] | 436 | if ( tmp == -1 ) |
---|
[3769] | 437 | return -1; |
---|
| 438 | |
---|
| 439 | // most proably a socket. |
---|
[3796] | 440 | if ( roar_vio_open_fh_socket(data, tmp) == -1 ) { |
---|
[3769] | 441 | #ifdef ROAR_TARGET_WIN32 |
---|
[3796] | 442 | closesocket(tmp); |
---|
[3769] | 443 | #else |
---|
[3796] | 444 | close(tmp); |
---|
[3769] | 445 | #endif |
---|
| 446 | return -1; |
---|
| 447 | } |
---|
| 448 | |
---|
| 449 | return 0; |
---|
| 450 | break; |
---|
[3796] | 451 | case ROAR_VIO_CTL_SHUTDOWN: |
---|
| 452 | tmp = *(int*)data; |
---|
| 453 | |
---|
| 454 | if ( tmp & ROAR_VIO_SHUTDOWN_READ ) { |
---|
| 455 | s_r = 1; |
---|
| 456 | tmp -= ROAR_VIO_SHUTDOWN_READ; |
---|
| 457 | } |
---|
| 458 | |
---|
| 459 | if ( tmp & ROAR_VIO_SHUTDOWN_WRITE ) { |
---|
| 460 | s_w = 1; |
---|
| 461 | tmp -= ROAR_VIO_SHUTDOWN_WRITE; |
---|
| 462 | } |
---|
| 463 | |
---|
| 464 | if ( tmp != 0 ) /* we currently only support R and W shutdowns */ |
---|
| 465 | return -1; |
---|
| 466 | |
---|
| 467 | if ( s_r && s_w ) { |
---|
| 468 | tmp = SHUT_RDWR; |
---|
| 469 | } else if ( s_r ) { |
---|
| 470 | tmp = SHUT_RD; |
---|
| 471 | } else if ( s_w ) { |
---|
| 472 | tmp = SHUT_WR; |
---|
| 473 | } else { |
---|
| 474 | return 0; // nothing to do. |
---|
| 475 | } |
---|
| 476 | |
---|
[3858] | 477 | return ROAR_SHUTDOWN(roar_vio_get_fh(vio), tmp); |
---|
[3796] | 478 | break; |
---|
[4705] | 479 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
---|
| 480 | case ROAR_VIO_CTL_GET_SOCKNAME: |
---|
| 481 | case ROAR_VIO_CTL_GET_PEERNAME: |
---|
| 482 | if ( data == NULL ) |
---|
| 483 | return -1; |
---|
| 484 | |
---|
| 485 | rsockname = data; |
---|
| 486 | |
---|
| 487 | socklen = sizeof(sockaddr); |
---|
| 488 | |
---|
| 489 | if ( cmd == ROAR_VIO_CTL_GET_SOCKNAME ) { |
---|
| 490 | #ifdef ROAR_HAVE_GETSOCKNAME |
---|
| 491 | tmp = getsockname(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
| 492 | #else |
---|
| 493 | return -1; |
---|
| 494 | #endif |
---|
| 495 | } else if ( cmd == ROAR_VIO_CTL_GET_PEERNAME ) { |
---|
| 496 | #ifdef ROAR_HAVE_GETPEERNAME |
---|
| 497 | tmp = getpeername(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
| 498 | #else |
---|
| 499 | return -1; |
---|
| 500 | #endif |
---|
| 501 | } else { |
---|
| 502 | return -1; |
---|
| 503 | } |
---|
| 504 | |
---|
| 505 | if ( tmp == -1 ) |
---|
| 506 | return -1; |
---|
| 507 | |
---|
| 508 | memset(rsockname, 0, sizeof(struct roar_sockname)); |
---|
| 509 | |
---|
| 510 | switch (sockaddr.sa.sa_family) { |
---|
[4730] | 511 | #if defined(AF_UNIX) && defined(ROAR_HAVE_UNIX) |
---|
[4705] | 512 | case AF_UNIX: |
---|
| 513 | rsockname->type = ROAR_SOCKET_TYPE_UNIX; |
---|
| 514 | if ( sockaddr.un.sun_path[0] == 0 ) { |
---|
| 515 | rsockname->addr = roar_mm_malloc(sizeof(sockaddr.un.sun_path)); |
---|
| 516 | if ( rsockname->addr == NULL ) |
---|
| 517 | return -1; |
---|
| 518 | memcpy(rsockname->addr, sockaddr.un.sun_path, sizeof(sockaddr.un.sun_path)); |
---|
| 519 | } else { |
---|
| 520 | rsockname->addr = roar_mm_strdup(sockaddr.un.sun_path); |
---|
| 521 | } |
---|
| 522 | break; |
---|
| 523 | #endif |
---|
[4730] | 524 | #if defined(AF_DECnet) && defined(ROAR_HAVE_LIBDNET) |
---|
[4705] | 525 | case AF_DECnet: |
---|
| 526 | rsockname->type = ROAR_SOCKET_TYPE_DECNET; |
---|
| 527 | |
---|
| 528 | if ( sockaddr.dn.sdn_add.a_len != 2 ) |
---|
| 529 | return -1; |
---|
| 530 | |
---|
| 531 | rsockname->addr = roar_mm_malloc(28); |
---|
| 532 | if ( rsockname->addr == NULL ) |
---|
| 533 | return -1; |
---|
| 534 | |
---|
| 535 | snprintf(rsockname->addr, 28, "%i.%i::", |
---|
| 536 | sockaddr.dn.sdn_add.a_addr[1] >> 2, |
---|
| 537 | sockaddr.dn.sdn_add.a_addr[0] + ((sockaddr.dn.sdn_add.a_addr[1] & 0x03) << 8)); |
---|
| 538 | |
---|
| 539 | rsockname->port = sockaddr.dn.sdn_objnum; |
---|
| 540 | if ( sockaddr.dn.sdn_objnum == 0 ) { |
---|
| 541 | tmp = strlen(rsockname->addr); |
---|
| 542 | memcpy(rsockname->addr + tmp, sockaddr.dn.sdn_objname, sockaddr.dn.sdn_objnamel); |
---|
| 543 | rsockname->addr[tmp + sockaddr.dn.sdn_objnamel] = 0; |
---|
| 544 | } |
---|
| 545 | break; |
---|
| 546 | #endif |
---|
[4730] | 547 | #if defined(AF_INET) && (defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6)) |
---|
[4705] | 548 | case AF_INET: |
---|
| 549 | rsockname->type = ROAR_SOCKET_TYPE_INET; |
---|
| 550 | rsockname->port = ntohs(sockaddr.in.sin_port); |
---|
| 551 | rsockname->addr = roar_mm_strdup(inet_ntoa(sockaddr.in.sin_addr)); |
---|
| 552 | break; |
---|
| 553 | #endif |
---|
[4730] | 554 | #if defined(AF_INET6) && defined(ROAR_HAVE_IPV6) |
---|
[4705] | 555 | case AF_INET6: |
---|
| 556 | rsockname->type = ROAR_SOCKET_TYPE_INET6; |
---|
| 557 | rsockname->port = ntohs(sockaddr.in6.sin6_port); |
---|
| 558 | break; |
---|
| 559 | #endif |
---|
| 560 | default: |
---|
| 561 | return -1; |
---|
| 562 | } |
---|
| 563 | return 0; |
---|
| 564 | #endif |
---|
| 565 | break; |
---|
[3895] | 566 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
[3852] | 567 | case ROAR_VIO_CTL_SYSIO_IOCTL: |
---|
| 568 | sysioctl = data; |
---|
| 569 | return ioctl(roar_vio_get_fh(vio), sysioctl->cmd, sysioctl->argp); |
---|
| 570 | break; |
---|
[3895] | 571 | #endif |
---|
[4718] | 572 | #ifdef ROAR_HAVE_GETSOCKOPT |
---|
| 573 | case ROAR_VIO_CTL_GET_SYSIO_SOCKOPT: |
---|
| 574 | syssockopt = data; |
---|
| 575 | return getsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, &(syssockopt->optlen)); |
---|
| 576 | break; |
---|
| 577 | #endif |
---|
| 578 | #ifdef ROAR_HAVE_SETSOCKOPT |
---|
| 579 | case ROAR_VIO_CTL_SET_SYSIO_SOCKOPT: |
---|
| 580 | syssockopt = data; |
---|
| 581 | return setsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, syssockopt->optlen); |
---|
| 582 | break; |
---|
| 583 | #endif |
---|
[1505] | 584 | } |
---|
| 585 | |
---|
| 586 | return -1; |
---|
| 587 | } |
---|
| 588 | |
---|
[1241] | 589 | int roar_vio_basic_close (struct roar_vio_calls * vio) { |
---|
[1474] | 590 | #ifdef _CAN_OPERATE |
---|
[1336] | 591 | if ( roar_vio_get_fh(vio) != -1 ) |
---|
| 592 | return close(roar_vio_get_fh(vio)); |
---|
| 593 | |
---|
| 594 | return 0; |
---|
[1474] | 595 | #else |
---|
| 596 | return -1; |
---|
| 597 | #endif |
---|
[1241] | 598 | } |
---|
| 599 | |
---|
[943] | 600 | // null |
---|
| 601 | ssize_t roar_vio_null_rw (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 602 | if ( vio == NULL || buf == NULL ) |
---|
| 603 | return -1; |
---|
| 604 | |
---|
| 605 | return 0; |
---|
| 606 | } |
---|
| 607 | |
---|
[1665] | 608 | int roar_vio_null_sync (struct roar_vio_calls * vio) { |
---|
| 609 | return 0; |
---|
| 610 | } |
---|
| 611 | |
---|
[886] | 612 | // pass |
---|
[1247] | 613 | int roar_vio_open_pass (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
| 614 | if ( calls == NULL ) |
---|
| 615 | return -1; |
---|
| 616 | |
---|
| 617 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
---|
| 618 | |
---|
| 619 | calls->read = roar_vio_pass_read; |
---|
| 620 | calls->write = roar_vio_pass_write; |
---|
| 621 | calls->lseek = roar_vio_pass_lseek; |
---|
| 622 | calls->nonblock = roar_vio_pass_nonblock; |
---|
| 623 | calls->sync = roar_vio_pass_sync; |
---|
[1615] | 624 | calls->ctl = roar_vio_pass_ctl; |
---|
[1247] | 625 | calls->close = roar_vio_pass_close; |
---|
| 626 | |
---|
| 627 | calls->inst = dst; |
---|
| 628 | |
---|
| 629 | return 0; |
---|
| 630 | } |
---|
| 631 | |
---|
[886] | 632 | ssize_t roar_vio_pass_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 633 | return roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count); |
---|
| 634 | } |
---|
| 635 | |
---|
| 636 | ssize_t roar_vio_pass_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 637 | return roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count); |
---|
| 638 | } |
---|
| 639 | |
---|
| 640 | off_t roar_vio_pass_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
| 641 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
---|
| 642 | } |
---|
| 643 | |
---|
[1241] | 644 | int roar_vio_pass_nonblock(struct roar_vio_calls * vio, int state) { |
---|
| 645 | return roar_vio_nonblock((struct roar_vio_calls *) vio->inst, state); |
---|
| 646 | } |
---|
| 647 | |
---|
| 648 | int roar_vio_pass_sync (struct roar_vio_calls * vio) { |
---|
| 649 | return roar_vio_sync((struct roar_vio_calls *) vio->inst); |
---|
| 650 | } |
---|
| 651 | |
---|
| 652 | int roar_vio_pass_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
---|
[1505] | 653 | if (vio == NULL || cmd == -1) |
---|
| 654 | return -1; |
---|
| 655 | |
---|
[1615] | 656 | ROAR_DBG("roar_vio_pass_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
| 657 | |
---|
[1505] | 658 | switch (cmd) { |
---|
[3795] | 659 | case ROAR_VIO_CTL_GET_NAME: |
---|
| 660 | if ( data == NULL ) |
---|
| 661 | return -1; |
---|
| 662 | |
---|
[4829] | 663 | // dirty trick to get real name... |
---|
| 664 | if ( vio->read == roar_vio_re_read ) { |
---|
| 665 | *(char**)data = "re"; |
---|
| 666 | } else { |
---|
| 667 | *(char**)data = "pass"; |
---|
| 668 | } |
---|
[3795] | 669 | return 0; |
---|
| 670 | break; |
---|
[1505] | 671 | case ROAR_VIO_CTL_GET_NEXT: |
---|
| 672 | *(struct roar_vio_calls **)data = vio->inst; |
---|
| 673 | return 0; |
---|
| 674 | break; |
---|
| 675 | case ROAR_VIO_CTL_SET_NEXT: |
---|
| 676 | vio->inst = *(struct roar_vio_calls **)data; |
---|
| 677 | return 0; |
---|
| 678 | break; |
---|
| 679 | } |
---|
| 680 | |
---|
[1241] | 681 | return roar_vio_ctl((struct roar_vio_calls *) vio->inst, cmd, data); |
---|
| 682 | } |
---|
| 683 | |
---|
| 684 | int roar_vio_pass_close (struct roar_vio_calls * vio) { |
---|
| 685 | return roar_vio_close((struct roar_vio_calls *) vio->inst); |
---|
| 686 | } |
---|
| 687 | |
---|
[886] | 688 | |
---|
| 689 | // re |
---|
[1247] | 690 | int roar_vio_open_re (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
| 691 | if ( roar_vio_open_pass(calls, dst) == -1 ) |
---|
| 692 | return -1; |
---|
| 693 | |
---|
| 694 | calls->read = roar_vio_re_read; |
---|
| 695 | calls->write = roar_vio_re_write; |
---|
| 696 | calls->lseek = roar_vio_re_lseek; |
---|
| 697 | |
---|
| 698 | return 0; |
---|
| 699 | } |
---|
[886] | 700 | ssize_t roar_vio_re_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 701 | size_t len = 0; |
---|
| 702 | ssize_t r = -1; |
---|
| 703 | |
---|
| 704 | if ( vio == NULL ) |
---|
| 705 | return -1; |
---|
| 706 | |
---|
| 707 | if ( vio->inst == NULL ) |
---|
| 708 | return -1; |
---|
| 709 | |
---|
| 710 | errno = 0; |
---|
| 711 | |
---|
| 712 | while ( (r = roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
---|
| 713 | len += r; |
---|
| 714 | buf += r; |
---|
| 715 | count -= r; |
---|
| 716 | if ( count == 0 ) |
---|
| 717 | break; |
---|
| 718 | } |
---|
| 719 | |
---|
| 720 | if ( len == 0 && r == -1 ) |
---|
| 721 | return -1; |
---|
| 722 | |
---|
| 723 | return len; |
---|
| 724 | } |
---|
| 725 | |
---|
| 726 | ssize_t roar_vio_re_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 727 | size_t len = 0; |
---|
| 728 | ssize_t r = -1; |
---|
| 729 | |
---|
| 730 | if ( vio == NULL ) |
---|
| 731 | return -1; |
---|
| 732 | |
---|
| 733 | if ( vio->inst == NULL ) |
---|
| 734 | return -1; |
---|
| 735 | |
---|
| 736 | errno = 0; |
---|
| 737 | |
---|
| 738 | while ( (r = roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
---|
| 739 | len += r; |
---|
| 740 | buf += r; |
---|
| 741 | count -= r; |
---|
| 742 | if ( count == 0 ) |
---|
| 743 | break; |
---|
| 744 | } |
---|
| 745 | |
---|
| 746 | if ( len == 0 && r == -1 ) |
---|
| 747 | return -1; |
---|
| 748 | |
---|
| 749 | return len; |
---|
| 750 | } |
---|
| 751 | |
---|
[1247] | 752 | // TODO: we should do a some more intelgent thing here. |
---|
[886] | 753 | off_t roar_vio_re_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
| 754 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
---|
| 755 | } |
---|
| 756 | |
---|
[590] | 757 | //ll |
---|