[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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[4873] | 48 | if ( calls == NULL ) { |
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| 49 | roar_err_set(ROAR_ERROR_FAULT); |
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[591] | 50 | return -1; |
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[4873] | 51 | } |
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[591] | 52 | |
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| 53 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
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| 54 | |
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[881] | 55 | /* |
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[597] | 56 | calls->read = (ssize_t (*)(int fd, void *buf, size_t count, void * inst))read; |
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| 57 | calls->write = (ssize_t (*)(int fd, void *buf, size_t count, void * inst))write; |
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| 58 | calls->lseek = (off_t (*)(int fildes, off_t offset, int whence, void * inst))lseek; |
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[881] | 59 | */ |
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| 60 | |
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[1118] | 61 | calls->read = roar_vio_basic_read; |
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| 62 | calls->write = roar_vio_basic_write; |
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| 63 | calls->lseek = roar_vio_basic_lseek; |
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| 64 | calls->nonblock = roar_vio_basic_nonblock; |
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| 65 | calls->sync = roar_vio_basic_sync; |
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[1505] | 66 | calls->ctl = roar_vio_basic_ctl; |
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[1241] | 67 | calls->close = roar_vio_basic_close; |
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[881] | 68 | |
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| 69 | return 0; |
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[1474] | 70 | #else |
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| 71 | return -1; |
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| 72 | #endif |
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[881] | 73 | } |
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| 74 | |
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| 75 | int roar_vio_set_inst (struct roar_vio_calls * vio, void * inst) { |
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[4873] | 76 | if ( vio == NULL ) { |
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| 77 | roar_err_set(ROAR_ERROR_FAULT); |
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[881] | 78 | return -1; |
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[4873] | 79 | } |
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[881] | 80 | |
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| 81 | vio->inst = inst; |
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[591] | 82 | |
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| 83 | return 0; |
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| 84 | } |
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| 85 | |
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[881] | 86 | int roar_vio_set_fh (struct roar_vio_calls * vio, int fh) { |
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[989] | 87 | return roar_vio_set_inst(vio, (void*)(ROAR_INSTINT)(fh + 1)); |
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[881] | 88 | } |
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| 89 | |
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| 90 | int roar_vio_get_fh (struct roar_vio_calls * vio) { |
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[4873] | 91 | if ( vio == NULL ) { |
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| 92 | roar_err_set(ROAR_ERROR_FAULT); |
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[881] | 93 | return -1; |
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[4873] | 94 | } |
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[881] | 95 | |
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[989] | 96 | return ((int)(ROAR_INSTINT)vio->inst) - 1; |
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[881] | 97 | } |
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| 98 | |
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| 99 | |
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| 100 | ssize_t roar_vio_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
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[4873] | 101 | ssize_t ret; |
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| 102 | |
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[1319] | 103 | ROAR_DBG("roar_vio_read(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
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| 104 | |
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[4873] | 105 | if ( vio == NULL ) { |
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| 106 | roar_err_set(ROAR_ERROR_FAULT); |
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[881] | 107 | return -1; |
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[4873] | 108 | } |
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[881] | 109 | |
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[4873] | 110 | if ( vio->read == NULL ) { |
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| 111 | roar_err_set(ROAR_ERROR_NOSYS); |
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[881] | 112 | return -1; |
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[4873] | 113 | } |
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[881] | 114 | |
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[4873] | 115 | roar_err_clear_all(); |
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| 116 | ret = vio->read(vio, buf, count); |
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| 117 | roar_err_update(); |
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| 118 | |
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| 119 | return ret; |
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[881] | 120 | } |
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| 121 | |
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| 122 | ssize_t roar_vio_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
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[4873] | 123 | ssize_t ret; |
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| 124 | |
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[3276] | 125 | ROAR_DBG("roar_vio_write(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
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| 126 | |
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[4873] | 127 | if ( vio == NULL ) { |
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| 128 | roar_err_set(ROAR_ERROR_FAULT); |
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[881] | 129 | return -1; |
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[4873] | 130 | } |
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[881] | 131 | |
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[4873] | 132 | if ( vio->write == NULL ) { |
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| 133 | roar_err_set(ROAR_ERROR_NOSYS); |
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[881] | 134 | return -1; |
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[4873] | 135 | } |
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[881] | 136 | |
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[4873] | 137 | roar_err_clear_all(); |
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| 138 | ret = vio->write(vio, buf, count); |
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| 139 | roar_err_update(); |
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| 140 | |
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| 141 | return ret; |
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[881] | 142 | } |
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| 143 | |
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| 144 | off_t roar_vio_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
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[4873] | 145 | off_t ret; |
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| 146 | |
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[3276] | 147 | ROAR_DBG("roar_vio_lseek(vio=%p, offset=%u, whence=%i) = ?", vio, (unsigned int)offset, whence); |
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| 148 | |
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[4873] | 149 | if ( vio == NULL ) { |
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| 150 | roar_err_set(ROAR_ERROR_FAULT); |
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[881] | 151 | return -1; |
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[4873] | 152 | } |
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[881] | 153 | |
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[4873] | 154 | if ( vio->lseek == NULL ) { |
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| 155 | roar_err_set(ROAR_ERROR_NOSYS); |
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[881] | 156 | return -1; |
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[4873] | 157 | } |
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[881] | 158 | |
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[4873] | 159 | roar_err_clear_all(); |
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| 160 | ret = vio->lseek(vio, offset, whence); |
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| 161 | roar_err_update(); |
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| 162 | |
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| 163 | return ret; |
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[881] | 164 | } |
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| 165 | |
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[1118] | 166 | int roar_vio_nonblock(struct roar_vio_calls * vio, int state) { |
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[4873] | 167 | int ret; |
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| 168 | |
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[3276] | 169 | ROAR_DBG("roar_vio_nonblock(vio=%p, state=%i) = ?", vio, state); |
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| 170 | |
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[4873] | 171 | if ( vio == NULL ) { |
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| 172 | roar_err_set(ROAR_ERROR_FAULT); |
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[1118] | 173 | return -1; |
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[4873] | 174 | } |
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[1118] | 175 | |
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[4873] | 176 | if ( vio->nonblock == NULL ) { |
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| 177 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1118] | 178 | return -1; |
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[4873] | 179 | } |
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[1118] | 180 | |
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[4873] | 181 | roar_err_clear_all(); |
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| 182 | ret = vio->nonblock(vio, state); |
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| 183 | roar_err_update(); |
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| 184 | |
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| 185 | return ret; |
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[1118] | 186 | } |
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| 187 | |
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| 188 | int roar_vio_sync (struct roar_vio_calls * vio) { |
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[4873] | 189 | int ret; |
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| 190 | |
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[3276] | 191 | ROAR_DBG("roar_vio_sync(vio=%p) = ?", vio); |
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| 192 | |
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[4873] | 193 | if ( vio == NULL ) { |
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| 194 | roar_err_set(ROAR_ERROR_FAULT); |
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[1118] | 195 | return -1; |
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[4873] | 196 | } |
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[1118] | 197 | |
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[4873] | 198 | if ( vio->sync == NULL ) { |
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| 199 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1118] | 200 | return -1; |
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[4873] | 201 | } |
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[1118] | 202 | |
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[4873] | 203 | roar_err_clear_all(); |
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| 204 | ret = vio->sync(vio); |
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| 205 | roar_err_update(); |
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| 206 | |
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| 207 | return ret; |
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[1118] | 208 | } |
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| 209 | |
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[1140] | 210 | int roar_vio_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
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[4873] | 211 | int ret; |
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| 212 | |
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[3276] | 213 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=%i, data=%p) = ?", vio, cmd, data); |
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| 214 | |
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[4873] | 215 | if ( vio == NULL ) { |
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| 216 | roar_err_set(ROAR_ERROR_FAULT); |
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[1140] | 217 | return -1; |
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[4873] | 218 | } |
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[1140] | 219 | |
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[1615] | 220 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p): vio->ctl=%p", vio, cmd, data, vio->ctl); |
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| 221 | |
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[4831] | 222 | switch (cmd) { |
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| 223 | case ROAR_VIO_CTL_CONFLICTING_ID_0: |
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| 224 | case ROAR_VIO_CTL_CONFLICTING_ID_1: |
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| 225 | 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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| 226 | 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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| 227 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p) = -1", vio, cmd, data); |
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[4873] | 228 | roar_err_set(ROAR_ERROR_BADRQC); |
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[4831] | 229 | return -1; |
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| 230 | break; |
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| 231 | } |
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| 232 | |
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[4873] | 233 | if ( vio->ctl == NULL ) { |
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| 234 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1140] | 235 | return -1; |
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[4873] | 236 | } |
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[1140] | 237 | |
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[4873] | 238 | roar_err_clear_all(); |
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| 239 | ret = vio->ctl(vio, cmd, data); |
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| 240 | roar_err_update(); |
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| 241 | |
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| 242 | return ret; |
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[1140] | 243 | } |
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| 244 | |
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[1241] | 245 | int roar_vio_close (struct roar_vio_calls * vio) { |
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[4873] | 246 | int ret; |
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| 247 | |
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[3276] | 248 | ROAR_DBG("roar_vio_close(vio=%p) = ?", vio); |
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| 249 | |
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[4873] | 250 | if ( vio == NULL ) { |
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| 251 | roar_err_set(ROAR_ERROR_FAULT); |
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[1241] | 252 | return -1; |
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[4873] | 253 | } |
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[1241] | 254 | |
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[4873] | 255 | if ( vio->close == NULL ) { |
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| 256 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1241] | 257 | return -1; |
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[4873] | 258 | } |
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[1241] | 259 | |
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[4873] | 260 | roar_err_clear_all(); |
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| 261 | ret = vio->close(vio); |
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| 262 | roar_err_update(); |
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| 263 | |
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| 264 | return ret; |
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[1241] | 265 | } |
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| 266 | |
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[3769] | 267 | // specal commands: |
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| 268 | int roar_vio_accept (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
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[4873] | 269 | if (dst == NULL || calls == NULL) { |
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| 270 | roar_err_set(ROAR_ERROR_FAULT); |
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[3769] | 271 | return -1; |
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[4873] | 272 | } |
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[3769] | 273 | |
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| 274 | return roar_vio_ctl(dst, ROAR_VIO_CTL_ACCEPT, calls); |
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| 275 | } |
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| 276 | |
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[3796] | 277 | int roar_vio_shutdown(struct roar_vio_calls * vio, int how) { |
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| 278 | return roar_vio_ctl(vio, ROAR_VIO_CTL_SHUTDOWN, &how); |
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| 279 | } |
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| 280 | |
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[1252] | 281 | // converters: |
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| 282 | int roar_vio_open_file (struct roar_vio_calls * calls, char * filename, int flags, mode_t mode) { |
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[1474] | 283 | #ifdef _CAN_OPERATE |
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[1252] | 284 | int fh; |
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| 285 | |
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[4873] | 286 | roar_debug_warn_obsolete("roar_vio_open_file", "roar_vio_open_dstr", NULL); |
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| 287 | |
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| 288 | if ( calls == NULL || filename == NULL ) { |
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| 289 | roar_err_set(ROAR_ERROR_FAULT); |
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[1252] | 290 | return -1; |
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[4873] | 291 | } |
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[1252] | 292 | |
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[1762] | 293 | #ifdef ROAR_TARGET_WIN32 |
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| 294 | flags |= O_BINARY; |
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| 295 | #endif |
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| 296 | |
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[4873] | 297 | roar_err_clear_all(); |
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| 298 | if ( (fh = open(filename, flags, mode)) == -1 ) { |
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[4876] | 299 | ROAR_DBG("roar_vio_open_file(*): errno=%s", strerror(errno)); |
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[4873] | 300 | roar_err_update(); |
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[4876] | 301 | ROAR_DBG("roar_vio_open_file(*): errno=%s", strerror(errno)); |
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[1252] | 302 | return -1; |
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[4873] | 303 | } |
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[1252] | 304 | |
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| 305 | if ( roar_vio_open_fh(calls, fh) == -1 ) { |
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| 306 | close(fh); |
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[4873] | 307 | roar_err_update(); |
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[1252] | 308 | return -1; |
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| 309 | } |
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| 310 | |
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[4873] | 311 | roar_err_update(); |
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[1252] | 312 | return 0; |
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[1474] | 313 | #else |
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| 314 | return -1; |
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| 315 | #endif |
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[1252] | 316 | } |
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| 317 | |
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| 318 | int roar_vio_open_fh (struct roar_vio_calls * calls, int fh) { |
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| 319 | if ( calls == NULL ) |
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| 320 | return -1; |
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| 321 | |
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| 322 | if ( roar_vio_init_calls(calls) == -1 ) |
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| 323 | return -1; |
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| 324 | |
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| 325 | return roar_vio_set_fh(calls, fh); |
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| 326 | } |
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| 327 | |
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[1290] | 328 | int roar_vio_open_fh_socket(struct roar_vio_calls * calls, int fh) { |
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| 329 | if ( calls == NULL ) |
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| 330 | return -1; |
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| 331 | |
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[1666] | 332 | if ( roar_vio_open_fh(calls, fh) == -1 ) |
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| 333 | return -1; |
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| 334 | |
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[1760] | 335 | #ifdef ROAR_TARGET_WIN32 |
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| 336 | calls->read = roar_vio_winsock_read; |
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| 337 | calls->write = roar_vio_winsock_write; |
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| 338 | calls->nonblock = roar_vio_winsock_nonblock; |
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| 339 | calls->sync = roar_vio_winsock_sync; |
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| 340 | calls->ctl = roar_vio_winsock_ctl; |
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| 341 | calls->close = roar_vio_winsock_close; |
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| 342 | #else |
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| 343 | calls->sync = roar_vio_null_sync; |
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| 344 | #endif |
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[1666] | 345 | |
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| 346 | return 0; |
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[1290] | 347 | } |
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| 348 | |
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[1291] | 349 | int roar_vio_open_socket (struct roar_vio_calls * calls, char * host, int port) { |
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| 350 | int fh; |
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| 351 | |
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| 352 | if ( calls == NULL ) |
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| 353 | return -1; |
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| 354 | |
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| 355 | if ( (fh = roar_socket_connect(host, port)) == -1 ) |
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| 356 | return -1; |
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| 357 | |
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| 358 | return roar_vio_open_fh_socket(calls, fh); |
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| 359 | } |
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| 360 | |
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| 361 | int roar_vio_open_socket_listen(struct roar_vio_calls * calls, int type, char * host, int port) { |
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| 362 | int fh; |
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| 363 | |
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| 364 | if ( calls == NULL ) |
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| 365 | return -1; |
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| 366 | |
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| 367 | if ( (fh = roar_socket_listen(type, host, port)) == -1 ) |
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| 368 | return -1; |
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| 369 | |
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| 370 | return roar_vio_open_fh_socket(calls, fh); |
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| 371 | } |
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| 372 | |
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[1275] | 373 | int roar_vio_simple_stream (struct roar_vio_calls * calls, int rate, int channels, int bits, int codec, |
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| 374 | char * server, int dir, char * name) { |
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| 375 | int fh; |
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| 376 | |
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| 377 | if ( calls == NULL ) |
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| 378 | return -1; |
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| 379 | |
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[3860] | 380 | roar_libroar_nowarn(); |
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| 381 | if ( (fh = roar_simple_stream(rate, channels, bits, codec, server, dir, name)) == -1 ) { |
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| 382 | roar_libroar_warn(); |
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[1275] | 383 | return -1; |
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[3860] | 384 | } |
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| 385 | roar_libroar_warn(); |
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[1275] | 386 | |
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[1290] | 387 | return roar_vio_open_fh_socket(calls, fh); |
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[1275] | 388 | } |
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| 389 | |
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[2841] | 390 | int roar_vio_simple_new_stream_obj (struct roar_vio_calls * calls, |
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| 391 | struct roar_connection * con, |
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| 392 | struct roar_stream * s, |
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| 393 | int rate, int channels, int bits, int codec, int dir) { |
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[3859] | 394 | struct roar_stream stream; |
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[2841] | 395 | int fh; |
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| 396 | |
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[4692] | 397 | ROAR_DBG("roar_vio_simple_new_stream_obj(*) = ?"); |
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| 398 | |
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[2841] | 399 | if ( calls == NULL ) |
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| 400 | return -1; |
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| 401 | |
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[3859] | 402 | if ( s == NULL ) |
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| 403 | s = &stream; |
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| 404 | |
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[3860] | 405 | roar_libroar_nowarn(); |
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| 406 | if ( (fh = roar_simple_new_stream_obj(con, s, rate, channels, bits, codec, dir)) == -1 ) { |
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| 407 | roar_libroar_warn(); |
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[4692] | 408 | ROAR_DBG("roar_vio_simple_new_stream_obj(*) = -1"); |
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[2841] | 409 | return -1; |
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[3860] | 410 | } |
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| 411 | roar_libroar_warn(); |
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[2841] | 412 | |
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[4692] | 413 | ROAR_DBG("roar_vio_simple_new_stream_obj(*): fh=%i", fh); |
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| 414 | |
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[2841] | 415 | return roar_vio_open_fh_socket(calls, fh); |
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| 416 | } |
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| 417 | |
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[886] | 418 | // VIOs: |
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[881] | 419 | |
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[886] | 420 | // basic |
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[881] | 421 | ssize_t roar_vio_basic_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
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[1474] | 422 | #ifdef _CAN_OPERATE |
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[881] | 423 | return read(roar_vio_get_fh(vio), buf, count); |
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[1474] | 424 | #else |
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| 425 | return -1; |
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| 426 | #endif |
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[881] | 427 | } |
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| 428 | |
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| 429 | ssize_t roar_vio_basic_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
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[1474] | 430 | #ifdef _CAN_OPERATE |
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[881] | 431 | return write(roar_vio_get_fh(vio), buf, count); |
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[1474] | 432 | #else |
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| 433 | return -1; |
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| 434 | #endif |
---|
[881] | 435 | } |
---|
| 436 | |
---|
| 437 | off_t roar_vio_basic_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
[1474] | 438 | #ifdef _CAN_OPERATE |
---|
[881] | 439 | return lseek(roar_vio_get_fh(vio), offset, whence); |
---|
[1474] | 440 | #else |
---|
| 441 | return -1; |
---|
| 442 | #endif |
---|
[881] | 443 | } |
---|
| 444 | |
---|
[1118] | 445 | int roar_vio_basic_nonblock(struct roar_vio_calls * vio, int state) { |
---|
| 446 | if ( roar_socket_nonblock(roar_vio_get_fh(vio), state) == -1 ) |
---|
| 447 | return -1; |
---|
| 448 | |
---|
| 449 | if ( state == ROAR_SOCKET_NONBLOCK ) |
---|
| 450 | return 0; |
---|
| 451 | |
---|
[1125] | 452 | roar_vio_sync(vio); |
---|
| 453 | |
---|
| 454 | return 0; |
---|
[1118] | 455 | } |
---|
| 456 | |
---|
| 457 | int roar_vio_basic_sync (struct roar_vio_calls * vio) { |
---|
[1397] | 458 | #ifdef ROAR_FDATASYNC |
---|
[1171] | 459 | return ROAR_FDATASYNC(roar_vio_get_fh(vio)); |
---|
[1397] | 460 | #else |
---|
| 461 | return 0; |
---|
| 462 | #endif |
---|
[1118] | 463 | } |
---|
| 464 | |
---|
[1505] | 465 | int roar_vio_basic_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
---|
[3895] | 466 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
[3852] | 467 | struct roar_vio_sysio_ioctl * sysioctl; |
---|
[3895] | 468 | #endif |
---|
[4718] | 469 | #if defined(ROAR_HAVE_GETSOCKOPT) || defined(ROAR_HAVE_SETSOCKOPT) |
---|
| 470 | struct roar_vio_sysio_sockopt * syssockopt; |
---|
| 471 | #endif |
---|
[3796] | 472 | int tmp; |
---|
| 473 | int s_r = 0, s_w = 0; |
---|
[4705] | 474 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
---|
| 475 | union { |
---|
| 476 | struct sockaddr sa; |
---|
| 477 | #if defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6) |
---|
| 478 | struct sockaddr_in in; |
---|
| 479 | #endif |
---|
| 480 | #ifdef ROAR_HAVE_UNIX |
---|
| 481 | struct sockaddr_un un; |
---|
| 482 | #endif |
---|
| 483 | #ifdef ROAR_HAVE_LIBDNET |
---|
| 484 | struct sockaddr_dn dn; |
---|
| 485 | #endif |
---|
| 486 | #ifdef ROAR_HAVE_IPV6 |
---|
| 487 | struct sockaddr_in6 in6; |
---|
| 488 | #endif |
---|
| 489 | #ifdef ROAR_HAVE_IPX |
---|
| 490 | struct sockaddr_ipx ipx; |
---|
| 491 | #endif |
---|
| 492 | } sockaddr; |
---|
| 493 | socklen_t socklen; |
---|
| 494 | struct roar_sockname * rsockname; |
---|
| 495 | #endif |
---|
[1505] | 496 | |
---|
| 497 | if ( vio == NULL || cmd == -1 ) |
---|
| 498 | return -1; |
---|
| 499 | |
---|
[1615] | 500 | ROAR_DBG("roar_vio_basic_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
| 501 | |
---|
[1505] | 502 | switch (cmd) { |
---|
[3795] | 503 | case ROAR_VIO_CTL_GET_NAME: |
---|
| 504 | if ( data == NULL ) |
---|
| 505 | return -1; |
---|
| 506 | |
---|
| 507 | *(char**)data = "basic"; |
---|
| 508 | return 0; |
---|
| 509 | break; |
---|
[1505] | 510 | case ROAR_VIO_CTL_GET_FH: |
---|
| 511 | case ROAR_VIO_CTL_GET_READ_FH: |
---|
| 512 | case ROAR_VIO_CTL_GET_WRITE_FH: |
---|
[3436] | 513 | case ROAR_VIO_CTL_GET_SELECT_FH: |
---|
| 514 | case ROAR_VIO_CTL_GET_SELECT_READ_FH: |
---|
| 515 | case ROAR_VIO_CTL_GET_SELECT_WRITE_FH: |
---|
[1615] | 516 | 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)); |
---|
[1505] | 517 | *(int*)data = roar_vio_get_fh(vio); |
---|
| 518 | return 0; |
---|
| 519 | break; |
---|
[2054] | 520 | case ROAR_VIO_CTL_SET_NOSYNC: |
---|
| 521 | vio->sync = NULL; |
---|
| 522 | return 0; |
---|
| 523 | break; |
---|
[3769] | 524 | case ROAR_VIO_CTL_ACCEPT: |
---|
[3898] | 525 | tmp = ROAR_ACCEPT(roar_vio_get_fh(vio), NULL, 0); |
---|
[3796] | 526 | if ( tmp == -1 ) |
---|
[3769] | 527 | return -1; |
---|
| 528 | |
---|
| 529 | // most proably a socket. |
---|
[3796] | 530 | if ( roar_vio_open_fh_socket(data, tmp) == -1 ) { |
---|
[3769] | 531 | #ifdef ROAR_TARGET_WIN32 |
---|
[3796] | 532 | closesocket(tmp); |
---|
[3769] | 533 | #else |
---|
[3796] | 534 | close(tmp); |
---|
[3769] | 535 | #endif |
---|
| 536 | return -1; |
---|
| 537 | } |
---|
| 538 | |
---|
| 539 | return 0; |
---|
| 540 | break; |
---|
[3796] | 541 | case ROAR_VIO_CTL_SHUTDOWN: |
---|
| 542 | tmp = *(int*)data; |
---|
| 543 | |
---|
| 544 | if ( tmp & ROAR_VIO_SHUTDOWN_READ ) { |
---|
| 545 | s_r = 1; |
---|
| 546 | tmp -= ROAR_VIO_SHUTDOWN_READ; |
---|
| 547 | } |
---|
| 548 | |
---|
| 549 | if ( tmp & ROAR_VIO_SHUTDOWN_WRITE ) { |
---|
| 550 | s_w = 1; |
---|
| 551 | tmp -= ROAR_VIO_SHUTDOWN_WRITE; |
---|
| 552 | } |
---|
| 553 | |
---|
| 554 | if ( tmp != 0 ) /* we currently only support R and W shutdowns */ |
---|
| 555 | return -1; |
---|
| 556 | |
---|
| 557 | if ( s_r && s_w ) { |
---|
| 558 | tmp = SHUT_RDWR; |
---|
| 559 | } else if ( s_r ) { |
---|
| 560 | tmp = SHUT_RD; |
---|
| 561 | } else if ( s_w ) { |
---|
| 562 | tmp = SHUT_WR; |
---|
| 563 | } else { |
---|
| 564 | return 0; // nothing to do. |
---|
| 565 | } |
---|
| 566 | |
---|
[3858] | 567 | return ROAR_SHUTDOWN(roar_vio_get_fh(vio), tmp); |
---|
[3796] | 568 | break; |
---|
[4705] | 569 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
---|
| 570 | case ROAR_VIO_CTL_GET_SOCKNAME: |
---|
| 571 | case ROAR_VIO_CTL_GET_PEERNAME: |
---|
| 572 | if ( data == NULL ) |
---|
| 573 | return -1; |
---|
| 574 | |
---|
| 575 | rsockname = data; |
---|
| 576 | |
---|
| 577 | socklen = sizeof(sockaddr); |
---|
| 578 | |
---|
| 579 | if ( cmd == ROAR_VIO_CTL_GET_SOCKNAME ) { |
---|
| 580 | #ifdef ROAR_HAVE_GETSOCKNAME |
---|
| 581 | tmp = getsockname(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
| 582 | #else |
---|
| 583 | return -1; |
---|
| 584 | #endif |
---|
| 585 | } else if ( cmd == ROAR_VIO_CTL_GET_PEERNAME ) { |
---|
| 586 | #ifdef ROAR_HAVE_GETPEERNAME |
---|
| 587 | tmp = getpeername(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
| 588 | #else |
---|
| 589 | return -1; |
---|
| 590 | #endif |
---|
| 591 | } else { |
---|
| 592 | return -1; |
---|
| 593 | } |
---|
| 594 | |
---|
| 595 | if ( tmp == -1 ) |
---|
| 596 | return -1; |
---|
| 597 | |
---|
| 598 | memset(rsockname, 0, sizeof(struct roar_sockname)); |
---|
| 599 | |
---|
| 600 | switch (sockaddr.sa.sa_family) { |
---|
[4730] | 601 | #if defined(AF_UNIX) && defined(ROAR_HAVE_UNIX) |
---|
[4705] | 602 | case AF_UNIX: |
---|
| 603 | rsockname->type = ROAR_SOCKET_TYPE_UNIX; |
---|
| 604 | if ( sockaddr.un.sun_path[0] == 0 ) { |
---|
| 605 | rsockname->addr = roar_mm_malloc(sizeof(sockaddr.un.sun_path)); |
---|
| 606 | if ( rsockname->addr == NULL ) |
---|
| 607 | return -1; |
---|
| 608 | memcpy(rsockname->addr, sockaddr.un.sun_path, sizeof(sockaddr.un.sun_path)); |
---|
| 609 | } else { |
---|
| 610 | rsockname->addr = roar_mm_strdup(sockaddr.un.sun_path); |
---|
| 611 | } |
---|
| 612 | break; |
---|
| 613 | #endif |
---|
[4730] | 614 | #if defined(AF_DECnet) && defined(ROAR_HAVE_LIBDNET) |
---|
[4705] | 615 | case AF_DECnet: |
---|
| 616 | rsockname->type = ROAR_SOCKET_TYPE_DECNET; |
---|
| 617 | |
---|
| 618 | if ( sockaddr.dn.sdn_add.a_len != 2 ) |
---|
| 619 | return -1; |
---|
| 620 | |
---|
| 621 | rsockname->addr = roar_mm_malloc(28); |
---|
| 622 | if ( rsockname->addr == NULL ) |
---|
| 623 | return -1; |
---|
| 624 | |
---|
| 625 | snprintf(rsockname->addr, 28, "%i.%i::", |
---|
| 626 | sockaddr.dn.sdn_add.a_addr[1] >> 2, |
---|
| 627 | sockaddr.dn.sdn_add.a_addr[0] + ((sockaddr.dn.sdn_add.a_addr[1] & 0x03) << 8)); |
---|
| 628 | |
---|
| 629 | rsockname->port = sockaddr.dn.sdn_objnum; |
---|
| 630 | if ( sockaddr.dn.sdn_objnum == 0 ) { |
---|
| 631 | tmp = strlen(rsockname->addr); |
---|
| 632 | memcpy(rsockname->addr + tmp, sockaddr.dn.sdn_objname, sockaddr.dn.sdn_objnamel); |
---|
| 633 | rsockname->addr[tmp + sockaddr.dn.sdn_objnamel] = 0; |
---|
| 634 | } |
---|
| 635 | break; |
---|
| 636 | #endif |
---|
[4730] | 637 | #if defined(AF_INET) && (defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6)) |
---|
[4705] | 638 | case AF_INET: |
---|
| 639 | rsockname->type = ROAR_SOCKET_TYPE_INET; |
---|
| 640 | rsockname->port = ntohs(sockaddr.in.sin_port); |
---|
| 641 | rsockname->addr = roar_mm_strdup(inet_ntoa(sockaddr.in.sin_addr)); |
---|
| 642 | break; |
---|
| 643 | #endif |
---|
[4730] | 644 | #if defined(AF_INET6) && defined(ROAR_HAVE_IPV6) |
---|
[4705] | 645 | case AF_INET6: |
---|
| 646 | rsockname->type = ROAR_SOCKET_TYPE_INET6; |
---|
| 647 | rsockname->port = ntohs(sockaddr.in6.sin6_port); |
---|
| 648 | break; |
---|
| 649 | #endif |
---|
| 650 | default: |
---|
| 651 | return -1; |
---|
| 652 | } |
---|
| 653 | return 0; |
---|
| 654 | #endif |
---|
| 655 | break; |
---|
[3895] | 656 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
[3852] | 657 | case ROAR_VIO_CTL_SYSIO_IOCTL: |
---|
| 658 | sysioctl = data; |
---|
| 659 | return ioctl(roar_vio_get_fh(vio), sysioctl->cmd, sysioctl->argp); |
---|
| 660 | break; |
---|
[3895] | 661 | #endif |
---|
[4718] | 662 | #ifdef ROAR_HAVE_GETSOCKOPT |
---|
| 663 | case ROAR_VIO_CTL_GET_SYSIO_SOCKOPT: |
---|
| 664 | syssockopt = data; |
---|
| 665 | return getsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, &(syssockopt->optlen)); |
---|
| 666 | break; |
---|
| 667 | #endif |
---|
| 668 | #ifdef ROAR_HAVE_SETSOCKOPT |
---|
| 669 | case ROAR_VIO_CTL_SET_SYSIO_SOCKOPT: |
---|
| 670 | syssockopt = data; |
---|
| 671 | return setsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, syssockopt->optlen); |
---|
| 672 | break; |
---|
| 673 | #endif |
---|
[1505] | 674 | } |
---|
| 675 | |
---|
[4873] | 676 | roar_err_set(ROAR_ERROR_BADRQC); |
---|
[1505] | 677 | return -1; |
---|
| 678 | } |
---|
| 679 | |
---|
[1241] | 680 | int roar_vio_basic_close (struct roar_vio_calls * vio) { |
---|
[1474] | 681 | #ifdef _CAN_OPERATE |
---|
[1336] | 682 | if ( roar_vio_get_fh(vio) != -1 ) |
---|
| 683 | return close(roar_vio_get_fh(vio)); |
---|
| 684 | |
---|
| 685 | return 0; |
---|
[1474] | 686 | #else |
---|
| 687 | return -1; |
---|
| 688 | #endif |
---|
[1241] | 689 | } |
---|
| 690 | |
---|
[943] | 691 | // null |
---|
| 692 | ssize_t roar_vio_null_rw (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 693 | if ( vio == NULL || buf == NULL ) |
---|
| 694 | return -1; |
---|
| 695 | |
---|
| 696 | return 0; |
---|
| 697 | } |
---|
| 698 | |
---|
[1665] | 699 | int roar_vio_null_sync (struct roar_vio_calls * vio) { |
---|
| 700 | return 0; |
---|
| 701 | } |
---|
| 702 | |
---|
[886] | 703 | // pass |
---|
[1247] | 704 | int roar_vio_open_pass (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
| 705 | if ( calls == NULL ) |
---|
| 706 | return -1; |
---|
| 707 | |
---|
| 708 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
---|
| 709 | |
---|
| 710 | calls->read = roar_vio_pass_read; |
---|
| 711 | calls->write = roar_vio_pass_write; |
---|
| 712 | calls->lseek = roar_vio_pass_lseek; |
---|
| 713 | calls->nonblock = roar_vio_pass_nonblock; |
---|
| 714 | calls->sync = roar_vio_pass_sync; |
---|
[1615] | 715 | calls->ctl = roar_vio_pass_ctl; |
---|
[1247] | 716 | calls->close = roar_vio_pass_close; |
---|
| 717 | |
---|
| 718 | calls->inst = dst; |
---|
| 719 | |
---|
| 720 | return 0; |
---|
| 721 | } |
---|
| 722 | |
---|
[886] | 723 | ssize_t roar_vio_pass_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 724 | return roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count); |
---|
| 725 | } |
---|
| 726 | |
---|
| 727 | ssize_t roar_vio_pass_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 728 | return roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count); |
---|
| 729 | } |
---|
| 730 | |
---|
| 731 | off_t roar_vio_pass_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
| 732 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
---|
| 733 | } |
---|
| 734 | |
---|
[1241] | 735 | int roar_vio_pass_nonblock(struct roar_vio_calls * vio, int state) { |
---|
| 736 | return roar_vio_nonblock((struct roar_vio_calls *) vio->inst, state); |
---|
| 737 | } |
---|
| 738 | |
---|
| 739 | int roar_vio_pass_sync (struct roar_vio_calls * vio) { |
---|
| 740 | return roar_vio_sync((struct roar_vio_calls *) vio->inst); |
---|
| 741 | } |
---|
| 742 | |
---|
| 743 | int roar_vio_pass_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
---|
[1505] | 744 | if (vio == NULL || cmd == -1) |
---|
| 745 | return -1; |
---|
| 746 | |
---|
[1615] | 747 | ROAR_DBG("roar_vio_pass_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
| 748 | |
---|
[1505] | 749 | switch (cmd) { |
---|
[3795] | 750 | case ROAR_VIO_CTL_GET_NAME: |
---|
| 751 | if ( data == NULL ) |
---|
| 752 | return -1; |
---|
| 753 | |
---|
[4829] | 754 | // dirty trick to get real name... |
---|
| 755 | if ( vio->read == roar_vio_re_read ) { |
---|
| 756 | *(char**)data = "re"; |
---|
| 757 | } else { |
---|
| 758 | *(char**)data = "pass"; |
---|
| 759 | } |
---|
[3795] | 760 | return 0; |
---|
| 761 | break; |
---|
[1505] | 762 | case ROAR_VIO_CTL_GET_NEXT: |
---|
| 763 | *(struct roar_vio_calls **)data = vio->inst; |
---|
| 764 | return 0; |
---|
| 765 | break; |
---|
| 766 | case ROAR_VIO_CTL_SET_NEXT: |
---|
| 767 | vio->inst = *(struct roar_vio_calls **)data; |
---|
| 768 | return 0; |
---|
| 769 | break; |
---|
| 770 | } |
---|
| 771 | |
---|
[1241] | 772 | return roar_vio_ctl((struct roar_vio_calls *) vio->inst, cmd, data); |
---|
| 773 | } |
---|
| 774 | |
---|
| 775 | int roar_vio_pass_close (struct roar_vio_calls * vio) { |
---|
| 776 | return roar_vio_close((struct roar_vio_calls *) vio->inst); |
---|
| 777 | } |
---|
| 778 | |
---|
[886] | 779 | |
---|
| 780 | // re |
---|
[1247] | 781 | int roar_vio_open_re (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
| 782 | if ( roar_vio_open_pass(calls, dst) == -1 ) |
---|
| 783 | return -1; |
---|
| 784 | |
---|
| 785 | calls->read = roar_vio_re_read; |
---|
| 786 | calls->write = roar_vio_re_write; |
---|
| 787 | calls->lseek = roar_vio_re_lseek; |
---|
| 788 | |
---|
| 789 | return 0; |
---|
| 790 | } |
---|
[886] | 791 | ssize_t roar_vio_re_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 792 | size_t len = 0; |
---|
| 793 | ssize_t r = -1; |
---|
| 794 | |
---|
| 795 | if ( vio == NULL ) |
---|
| 796 | return -1; |
---|
| 797 | |
---|
| 798 | if ( vio->inst == NULL ) |
---|
| 799 | return -1; |
---|
| 800 | |
---|
[4873] | 801 | roar_err_clear_all(); |
---|
[886] | 802 | |
---|
| 803 | while ( (r = roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
---|
| 804 | len += r; |
---|
| 805 | buf += r; |
---|
| 806 | count -= r; |
---|
| 807 | if ( count == 0 ) |
---|
| 808 | break; |
---|
| 809 | } |
---|
| 810 | |
---|
| 811 | if ( len == 0 && r == -1 ) |
---|
| 812 | return -1; |
---|
| 813 | |
---|
| 814 | return len; |
---|
| 815 | } |
---|
| 816 | |
---|
| 817 | ssize_t roar_vio_re_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 818 | size_t len = 0; |
---|
| 819 | ssize_t r = -1; |
---|
| 820 | |
---|
| 821 | if ( vio == NULL ) |
---|
| 822 | return -1; |
---|
| 823 | |
---|
| 824 | if ( vio->inst == NULL ) |
---|
| 825 | return -1; |
---|
| 826 | |
---|
[4873] | 827 | roar_err_clear_all(); |
---|
[886] | 828 | |
---|
| 829 | while ( (r = roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
---|
| 830 | len += r; |
---|
| 831 | buf += r; |
---|
| 832 | count -= r; |
---|
| 833 | if ( count == 0 ) |
---|
| 834 | break; |
---|
| 835 | } |
---|
| 836 | |
---|
| 837 | if ( len == 0 && r == -1 ) |
---|
| 838 | return -1; |
---|
| 839 | |
---|
| 840 | return len; |
---|
| 841 | } |
---|
| 842 | |
---|
[1247] | 843 | // TODO: we should do a some more intelgent thing here. |
---|
[886] | 844 | off_t roar_vio_re_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
| 845 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
---|
| 846 | } |
---|
| 847 | |
---|
[590] | 848 | //ll |
---|