[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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[5109] | 36 | #define _LIBROAR_NOATTR_TO_STATIC /* ignore warnings for TO_STATIC functions */ |
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[590] | 37 | #include "libroar.h" |
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[3895] | 38 | |
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| 39 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
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[3852] | 40 | #include <sys/ioctl.h> |
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[3895] | 41 | #endif |
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[590] | 42 | |
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[1474] | 43 | #ifdef ROAR_HAVE_IO_POSIX |
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| 44 | #define _CAN_OPERATE |
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| 45 | #endif |
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| 46 | |
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[591] | 47 | int roar_vio_init_calls (struct roar_vio_calls * calls) { |
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[4963] | 48 | roar_debug_warn_obsolete("roar_vio_init_calls", "roar_vio_clear_calls", NULL); |
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| 49 | |
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[1474] | 50 | #ifdef _CAN_OPERATE |
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[4873] | 51 | if ( calls == NULL ) { |
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| 52 | roar_err_set(ROAR_ERROR_FAULT); |
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[591] | 53 | return -1; |
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[4873] | 54 | } |
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[591] | 55 | |
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| 56 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
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| 57 | |
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[881] | 58 | /* |
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[597] | 59 | calls->read = (ssize_t (*)(int fd, void *buf, size_t count, void * inst))read; |
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| 60 | calls->write = (ssize_t (*)(int fd, void *buf, size_t count, void * inst))write; |
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| 61 | calls->lseek = (off_t (*)(int fildes, off_t offset, int whence, void * inst))lseek; |
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[881] | 62 | */ |
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| 63 | |
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[1118] | 64 | calls->read = roar_vio_basic_read; |
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| 65 | calls->write = roar_vio_basic_write; |
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| 66 | calls->lseek = roar_vio_basic_lseek; |
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| 67 | calls->nonblock = roar_vio_basic_nonblock; |
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| 68 | calls->sync = roar_vio_basic_sync; |
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[1505] | 69 | calls->ctl = roar_vio_basic_ctl; |
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[1241] | 70 | calls->close = roar_vio_basic_close; |
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[881] | 71 | |
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| 72 | return 0; |
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[1474] | 73 | #else |
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| 74 | return -1; |
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| 75 | #endif |
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[881] | 76 | } |
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| 77 | |
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[4963] | 78 | int roar_vio_clear_calls (struct roar_vio_calls * calls) { |
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| 79 | if ( calls == NULL ) { |
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| 80 | roar_err_set(ROAR_ERROR_FAULT); |
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| 81 | return -1; |
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| 82 | } |
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| 83 | |
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| 84 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
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| 85 | |
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| 86 | return 0; |
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| 87 | } |
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| 88 | |
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[881] | 89 | int roar_vio_set_inst (struct roar_vio_calls * vio, void * inst) { |
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[4873] | 90 | if ( vio == NULL ) { |
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| 91 | roar_err_set(ROAR_ERROR_FAULT); |
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[881] | 92 | return -1; |
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[4873] | 93 | } |
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[881] | 94 | |
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| 95 | vio->inst = inst; |
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[591] | 96 | |
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| 97 | return 0; |
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| 98 | } |
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| 99 | |
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[881] | 100 | int roar_vio_set_fh (struct roar_vio_calls * vio, int fh) { |
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[989] | 101 | return roar_vio_set_inst(vio, (void*)(ROAR_INSTINT)(fh + 1)); |
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[881] | 102 | } |
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| 103 | |
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| 104 | int roar_vio_get_fh (struct roar_vio_calls * vio) { |
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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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[989] | 110 | return ((int)(ROAR_INSTINT)vio->inst) - 1; |
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[881] | 111 | } |
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| 112 | |
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| 113 | |
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| 114 | ssize_t roar_vio_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
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[4873] | 115 | ssize_t ret; |
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| 116 | |
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[1319] | 117 | ROAR_DBG("roar_vio_read(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
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| 118 | |
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[4873] | 119 | if ( vio == NULL ) { |
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| 120 | roar_err_set(ROAR_ERROR_FAULT); |
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[881] | 121 | return -1; |
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[4873] | 122 | } |
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[881] | 123 | |
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[4873] | 124 | if ( vio->read == NULL ) { |
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| 125 | roar_err_set(ROAR_ERROR_NOSYS); |
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[881] | 126 | return -1; |
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[4873] | 127 | } |
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[881] | 128 | |
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[4873] | 129 | roar_err_clear_all(); |
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| 130 | ret = vio->read(vio, buf, count); |
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| 131 | roar_err_update(); |
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| 132 | |
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| 133 | return ret; |
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[881] | 134 | } |
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| 135 | |
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| 136 | ssize_t roar_vio_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
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[4873] | 137 | ssize_t ret; |
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| 138 | |
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[3276] | 139 | ROAR_DBG("roar_vio_write(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
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| 140 | |
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[4873] | 141 | if ( vio == NULL ) { |
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| 142 | roar_err_set(ROAR_ERROR_FAULT); |
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[881] | 143 | return -1; |
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[4873] | 144 | } |
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[881] | 145 | |
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[4873] | 146 | if ( vio->write == NULL ) { |
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| 147 | roar_err_set(ROAR_ERROR_NOSYS); |
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[881] | 148 | return -1; |
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[4873] | 149 | } |
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[881] | 150 | |
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[4873] | 151 | roar_err_clear_all(); |
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| 152 | ret = vio->write(vio, buf, count); |
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| 153 | roar_err_update(); |
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| 154 | |
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| 155 | return ret; |
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[881] | 156 | } |
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| 157 | |
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| 158 | off_t roar_vio_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
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[4873] | 159 | off_t ret; |
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| 160 | |
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[3276] | 161 | ROAR_DBG("roar_vio_lseek(vio=%p, offset=%u, whence=%i) = ?", vio, (unsigned int)offset, whence); |
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| 162 | |
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[4873] | 163 | if ( vio == NULL ) { |
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| 164 | roar_err_set(ROAR_ERROR_FAULT); |
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[881] | 165 | return -1; |
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[4873] | 166 | } |
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[881] | 167 | |
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[4873] | 168 | if ( vio->lseek == NULL ) { |
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| 169 | roar_err_set(ROAR_ERROR_NOSYS); |
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[881] | 170 | return -1; |
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[4873] | 171 | } |
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[881] | 172 | |
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[4873] | 173 | roar_err_clear_all(); |
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| 174 | ret = vio->lseek(vio, offset, whence); |
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| 175 | roar_err_update(); |
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| 176 | |
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| 177 | return ret; |
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[881] | 178 | } |
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| 179 | |
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[1118] | 180 | int roar_vio_nonblock(struct roar_vio_calls * vio, int state) { |
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[4873] | 181 | int ret; |
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| 182 | |
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[3276] | 183 | ROAR_DBG("roar_vio_nonblock(vio=%p, state=%i) = ?", vio, state); |
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| 184 | |
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[4873] | 185 | if ( vio == NULL ) { |
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| 186 | roar_err_set(ROAR_ERROR_FAULT); |
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[1118] | 187 | return -1; |
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[4873] | 188 | } |
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[1118] | 189 | |
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[4873] | 190 | if ( vio->nonblock == NULL ) { |
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| 191 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1118] | 192 | return -1; |
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[4873] | 193 | } |
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[1118] | 194 | |
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[4873] | 195 | roar_err_clear_all(); |
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| 196 | ret = vio->nonblock(vio, state); |
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| 197 | roar_err_update(); |
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| 198 | |
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| 199 | return ret; |
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[1118] | 200 | } |
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| 201 | |
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| 202 | int roar_vio_sync (struct roar_vio_calls * vio) { |
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[4873] | 203 | int ret; |
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| 204 | |
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[3276] | 205 | ROAR_DBG("roar_vio_sync(vio=%p) = ?", vio); |
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| 206 | |
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[4873] | 207 | if ( vio == NULL ) { |
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| 208 | roar_err_set(ROAR_ERROR_FAULT); |
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[1118] | 209 | return -1; |
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[4873] | 210 | } |
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[1118] | 211 | |
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[4873] | 212 | if ( vio->sync == NULL ) { |
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| 213 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1118] | 214 | return -1; |
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[4873] | 215 | } |
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[1118] | 216 | |
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[4873] | 217 | roar_err_clear_all(); |
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| 218 | ret = vio->sync(vio); |
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| 219 | roar_err_update(); |
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| 220 | |
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| 221 | return ret; |
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[1118] | 222 | } |
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| 223 | |
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[1140] | 224 | int roar_vio_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
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[4873] | 225 | int ret; |
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| 226 | |
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[3276] | 227 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=%i, data=%p) = ?", vio, cmd, data); |
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| 228 | |
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[4873] | 229 | if ( vio == NULL ) { |
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| 230 | roar_err_set(ROAR_ERROR_FAULT); |
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[1140] | 231 | return -1; |
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[4873] | 232 | } |
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[1140] | 233 | |
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[1615] | 234 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p): vio->ctl=%p", vio, cmd, data, vio->ctl); |
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| 235 | |
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[4831] | 236 | switch (cmd) { |
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| 237 | case ROAR_VIO_CTL_CONFLICTING_ID_0: |
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| 238 | case ROAR_VIO_CTL_CONFLICTING_ID_1: |
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| 239 | 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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| 240 | 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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| 241 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p) = -1", vio, cmd, data); |
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[4873] | 242 | roar_err_set(ROAR_ERROR_BADRQC); |
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[4831] | 243 | return -1; |
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| 244 | break; |
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| 245 | } |
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| 246 | |
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[4873] | 247 | if ( vio->ctl == NULL ) { |
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| 248 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1140] | 249 | return -1; |
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[4873] | 250 | } |
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[1140] | 251 | |
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[4873] | 252 | roar_err_clear_all(); |
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| 253 | ret = vio->ctl(vio, cmd, data); |
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| 254 | roar_err_update(); |
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| 255 | |
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| 256 | return ret; |
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[1140] | 257 | } |
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| 258 | |
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[1241] | 259 | int roar_vio_close (struct roar_vio_calls * vio) { |
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[4873] | 260 | int ret; |
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| 261 | |
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[3276] | 262 | ROAR_DBG("roar_vio_close(vio=%p) = ?", vio); |
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| 263 | |
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[4873] | 264 | if ( vio == NULL ) { |
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| 265 | roar_err_set(ROAR_ERROR_FAULT); |
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[1241] | 266 | return -1; |
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[4873] | 267 | } |
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[1241] | 268 | |
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[4873] | 269 | if ( vio->close == NULL ) { |
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| 270 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1241] | 271 | return -1; |
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[4873] | 272 | } |
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[1241] | 273 | |
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[4873] | 274 | roar_err_clear_all(); |
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| 275 | ret = vio->close(vio); |
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| 276 | roar_err_update(); |
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| 277 | |
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| 278 | return ret; |
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[1241] | 279 | } |
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| 280 | |
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[3769] | 281 | // specal commands: |
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| 282 | int roar_vio_accept (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
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[4873] | 283 | if (dst == NULL || calls == NULL) { |
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| 284 | roar_err_set(ROAR_ERROR_FAULT); |
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[3769] | 285 | return -1; |
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[4873] | 286 | } |
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[3769] | 287 | |
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| 288 | return roar_vio_ctl(dst, ROAR_VIO_CTL_ACCEPT, calls); |
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| 289 | } |
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| 290 | |
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[3796] | 291 | int roar_vio_shutdown(struct roar_vio_calls * vio, int how) { |
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[4968] | 292 | if (vio == NULL) { |
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| 293 | roar_err_set(ROAR_ERROR_FAULT); |
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| 294 | return -1; |
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| 295 | } |
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| 296 | |
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| 297 | if ( ( (how | ROAR_VIO_SHUTDOWN_READ|ROAR_VIO_SHUTDOWN_WRITE|ROAR_VIO_SHUTDOWN_LISTEN) - |
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| 298 | (ROAR_VIO_SHUTDOWN_READ|ROAR_VIO_SHUTDOWN_WRITE|ROAR_VIO_SHUTDOWN_LISTEN) ) != 0 ) { |
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| 299 | roar_err_set(ROAR_ERROR_INVAL); |
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| 300 | return -1; |
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| 301 | } |
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| 302 | |
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[3796] | 303 | return roar_vio_ctl(vio, ROAR_VIO_CTL_SHUTDOWN, &how); |
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| 304 | } |
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| 305 | |
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[1252] | 306 | // converters: |
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[5242] | 307 | int roar_vio_open_file (struct roar_vio_calls * calls, const char * filename, int flags, mode_t mode) { |
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[5253] | 308 | struct roar_vio_defaults def; |
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[1252] | 309 | |
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[4873] | 310 | roar_debug_warn_obsolete("roar_vio_open_file", "roar_vio_open_dstr", NULL); |
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| 311 | |
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[5253] | 312 | if ( roar_vio_dstr_init_defaults(&def, ROAR_VIO_DEF_TYPE_FILE, flags, mode) == -1 ) |
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[1252] | 313 | return -1; |
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[1762] | 314 | |
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[5253] | 315 | def.d.file = filename; |
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[1252] | 316 | |
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[5253] | 317 | return roar_vio_open_default(calls, &def, NULL); |
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[1252] | 318 | } |
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| 319 | |
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| 320 | int roar_vio_open_fh (struct roar_vio_calls * calls, int fh) { |
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[4968] | 321 | if ( calls == NULL ) { |
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| 322 | roar_err_set(ROAR_ERROR_FAULT); |
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[1252] | 323 | return -1; |
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[4968] | 324 | } |
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[1252] | 325 | |
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[4963] | 326 | roar_libroar_nowarn(); |
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| 327 | if ( roar_vio_init_calls(calls) == -1 ) { |
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| 328 | roar_libroar_warn(); |
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[1252] | 329 | return -1; |
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[4963] | 330 | } |
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| 331 | roar_libroar_warn(); |
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[1252] | 332 | |
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| 333 | return roar_vio_set_fh(calls, fh); |
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| 334 | } |
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| 335 | |
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[1290] | 336 | int roar_vio_open_fh_socket(struct roar_vio_calls * calls, int fh) { |
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[4968] | 337 | if ( calls == NULL ) { |
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| 338 | roar_err_set(ROAR_ERROR_FAULT); |
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[1290] | 339 | return -1; |
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[4968] | 340 | } |
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[1290] | 341 | |
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[1666] | 342 | if ( roar_vio_open_fh(calls, fh) == -1 ) |
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| 343 | return -1; |
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| 344 | |
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[1760] | 345 | #ifdef ROAR_TARGET_WIN32 |
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| 346 | calls->read = roar_vio_winsock_read; |
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| 347 | calls->write = roar_vio_winsock_write; |
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| 348 | calls->nonblock = roar_vio_winsock_nonblock; |
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| 349 | calls->sync = roar_vio_winsock_sync; |
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| 350 | calls->ctl = roar_vio_winsock_ctl; |
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| 351 | calls->close = roar_vio_winsock_close; |
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| 352 | #else |
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| 353 | calls->sync = roar_vio_null_sync; |
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| 354 | #endif |
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[1666] | 355 | |
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| 356 | return 0; |
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[1290] | 357 | } |
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| 358 | |
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[5260] | 359 | int roar_vio_open_socket (struct roar_vio_calls * calls, const char * host, int port) { |
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[1291] | 360 | int fh; |
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| 361 | |
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[4968] | 362 | if ( calls == NULL ) { |
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| 363 | roar_err_set(ROAR_ERROR_FAULT); |
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[1291] | 364 | return -1; |
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[4968] | 365 | } |
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[1291] | 366 | |
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| 367 | if ( (fh = roar_socket_connect(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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[5260] | 373 | int roar_vio_open_socket_listen(struct roar_vio_calls * calls, int type, const char * host, int port) { |
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[1291] | 374 | int fh; |
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| 375 | |
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[4968] | 376 | if ( calls == NULL ) { |
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| 377 | roar_err_set(ROAR_ERROR_FAULT); |
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[1291] | 378 | return -1; |
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[4968] | 379 | } |
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[1291] | 380 | |
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| 381 | if ( (fh = roar_socket_listen(type, host, port)) == -1 ) |
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| 382 | return -1; |
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| 383 | |
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| 384 | return roar_vio_open_fh_socket(calls, fh); |
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| 385 | } |
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| 386 | |
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[2841] | 387 | |
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[886] | 388 | // VIOs: |
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[881] | 389 | |
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[886] | 390 | // basic |
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[881] | 391 | ssize_t roar_vio_basic_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
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[1474] | 392 | #ifdef _CAN_OPERATE |
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[881] | 393 | return read(roar_vio_get_fh(vio), buf, count); |
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[1474] | 394 | #else |
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[4968] | 395 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1474] | 396 | return -1; |
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| 397 | #endif |
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[881] | 398 | } |
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| 399 | |
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| 400 | ssize_t roar_vio_basic_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
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[1474] | 401 | #ifdef _CAN_OPERATE |
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[881] | 402 | return write(roar_vio_get_fh(vio), buf, count); |
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[1474] | 403 | #else |
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[4968] | 404 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1474] | 405 | return -1; |
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| 406 | #endif |
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[881] | 407 | } |
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| 408 | |
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| 409 | off_t roar_vio_basic_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
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[1474] | 410 | #ifdef _CAN_OPERATE |
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[881] | 411 | return lseek(roar_vio_get_fh(vio), offset, whence); |
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[1474] | 412 | #else |
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[4968] | 413 | roar_err_set(ROAR_ERROR_NOSYS); |
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[1474] | 414 | return -1; |
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| 415 | #endif |
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[881] | 416 | } |
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| 417 | |
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[1118] | 418 | int roar_vio_basic_nonblock(struct roar_vio_calls * vio, int state) { |
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| 419 | if ( roar_socket_nonblock(roar_vio_get_fh(vio), state) == -1 ) |
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| 420 | return -1; |
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| 421 | |
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| 422 | if ( state == ROAR_SOCKET_NONBLOCK ) |
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| 423 | return 0; |
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| 424 | |
---|
[1125] | 425 | roar_vio_sync(vio); |
---|
| 426 | |
---|
| 427 | return 0; |
---|
[1118] | 428 | } |
---|
| 429 | |
---|
| 430 | int roar_vio_basic_sync (struct roar_vio_calls * vio) { |
---|
[1397] | 431 | #ifdef ROAR_FDATASYNC |
---|
[1171] | 432 | return ROAR_FDATASYNC(roar_vio_get_fh(vio)); |
---|
[1397] | 433 | #else |
---|
| 434 | return 0; |
---|
| 435 | #endif |
---|
[1118] | 436 | } |
---|
| 437 | |
---|
[1505] | 438 | int roar_vio_basic_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
---|
[3895] | 439 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
[3852] | 440 | struct roar_vio_sysio_ioctl * sysioctl; |
---|
[3895] | 441 | #endif |
---|
[4718] | 442 | #if defined(ROAR_HAVE_GETSOCKOPT) || defined(ROAR_HAVE_SETSOCKOPT) |
---|
| 443 | struct roar_vio_sysio_sockopt * syssockopt; |
---|
| 444 | #endif |
---|
[3796] | 445 | int tmp; |
---|
| 446 | int s_r = 0, s_w = 0; |
---|
[4705] | 447 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
---|
| 448 | union { |
---|
| 449 | struct sockaddr sa; |
---|
| 450 | #if defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6) |
---|
| 451 | struct sockaddr_in in; |
---|
| 452 | #endif |
---|
| 453 | #ifdef ROAR_HAVE_UNIX |
---|
| 454 | struct sockaddr_un un; |
---|
| 455 | #endif |
---|
| 456 | #ifdef ROAR_HAVE_LIBDNET |
---|
| 457 | struct sockaddr_dn dn; |
---|
| 458 | #endif |
---|
| 459 | #ifdef ROAR_HAVE_IPV6 |
---|
| 460 | struct sockaddr_in6 in6; |
---|
| 461 | #endif |
---|
| 462 | #ifdef ROAR_HAVE_IPX |
---|
| 463 | struct sockaddr_ipx ipx; |
---|
| 464 | #endif |
---|
| 465 | } sockaddr; |
---|
| 466 | socklen_t socklen; |
---|
| 467 | struct roar_sockname * rsockname; |
---|
| 468 | #endif |
---|
[1505] | 469 | |
---|
[4968] | 470 | if ( vio == NULL ) { |
---|
| 471 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1505] | 472 | return -1; |
---|
[4968] | 473 | } |
---|
| 474 | |
---|
| 475 | if ( cmd == -1 ) { |
---|
| 476 | roar_err_set(ROAR_ERROR_INVAL); |
---|
| 477 | return -1; |
---|
| 478 | } |
---|
[1505] | 479 | |
---|
[1615] | 480 | ROAR_DBG("roar_vio_basic_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
| 481 | |
---|
[1505] | 482 | switch (cmd) { |
---|
[3795] | 483 | case ROAR_VIO_CTL_GET_NAME: |
---|
[4968] | 484 | if ( data == NULL ) { |
---|
| 485 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[3795] | 486 | return -1; |
---|
[4968] | 487 | } |
---|
[3795] | 488 | |
---|
| 489 | *(char**)data = "basic"; |
---|
| 490 | return 0; |
---|
| 491 | break; |
---|
[1505] | 492 | case ROAR_VIO_CTL_GET_FH: |
---|
| 493 | case ROAR_VIO_CTL_GET_READ_FH: |
---|
| 494 | case ROAR_VIO_CTL_GET_WRITE_FH: |
---|
[3436] | 495 | case ROAR_VIO_CTL_GET_SELECT_FH: |
---|
| 496 | case ROAR_VIO_CTL_GET_SELECT_READ_FH: |
---|
| 497 | case ROAR_VIO_CTL_GET_SELECT_WRITE_FH: |
---|
[1615] | 498 | 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] | 499 | *(int*)data = roar_vio_get_fh(vio); |
---|
| 500 | return 0; |
---|
| 501 | break; |
---|
[2054] | 502 | case ROAR_VIO_CTL_SET_NOSYNC: |
---|
| 503 | vio->sync = NULL; |
---|
| 504 | return 0; |
---|
| 505 | break; |
---|
[3769] | 506 | case ROAR_VIO_CTL_ACCEPT: |
---|
[3898] | 507 | tmp = ROAR_ACCEPT(roar_vio_get_fh(vio), NULL, 0); |
---|
[3796] | 508 | if ( tmp == -1 ) |
---|
[3769] | 509 | return -1; |
---|
| 510 | |
---|
| 511 | // most proably a socket. |
---|
[3796] | 512 | if ( roar_vio_open_fh_socket(data, tmp) == -1 ) { |
---|
[3769] | 513 | #ifdef ROAR_TARGET_WIN32 |
---|
[3796] | 514 | closesocket(tmp); |
---|
[3769] | 515 | #else |
---|
[3796] | 516 | close(tmp); |
---|
[3769] | 517 | #endif |
---|
| 518 | return -1; |
---|
| 519 | } |
---|
| 520 | |
---|
| 521 | return 0; |
---|
| 522 | break; |
---|
[3796] | 523 | case ROAR_VIO_CTL_SHUTDOWN: |
---|
| 524 | tmp = *(int*)data; |
---|
| 525 | |
---|
| 526 | if ( tmp & ROAR_VIO_SHUTDOWN_READ ) { |
---|
| 527 | s_r = 1; |
---|
| 528 | tmp -= ROAR_VIO_SHUTDOWN_READ; |
---|
| 529 | } |
---|
| 530 | |
---|
| 531 | if ( tmp & ROAR_VIO_SHUTDOWN_WRITE ) { |
---|
| 532 | s_w = 1; |
---|
| 533 | tmp -= ROAR_VIO_SHUTDOWN_WRITE; |
---|
| 534 | } |
---|
| 535 | |
---|
[4968] | 536 | if ( tmp != 0 ) { /* we currently only support R and W shutdowns */ |
---|
| 537 | roar_err_set(ROAR_ERROR_NOTSUP); |
---|
[3796] | 538 | return -1; |
---|
[4968] | 539 | } |
---|
[3796] | 540 | |
---|
| 541 | if ( s_r && s_w ) { |
---|
| 542 | tmp = SHUT_RDWR; |
---|
| 543 | } else if ( s_r ) { |
---|
| 544 | tmp = SHUT_RD; |
---|
| 545 | } else if ( s_w ) { |
---|
| 546 | tmp = SHUT_WR; |
---|
| 547 | } else { |
---|
| 548 | return 0; // nothing to do. |
---|
| 549 | } |
---|
| 550 | |
---|
[3858] | 551 | return ROAR_SHUTDOWN(roar_vio_get_fh(vio), tmp); |
---|
[3796] | 552 | break; |
---|
[4705] | 553 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
---|
| 554 | case ROAR_VIO_CTL_GET_SOCKNAME: |
---|
| 555 | case ROAR_VIO_CTL_GET_PEERNAME: |
---|
[4968] | 556 | if ( data == NULL ) { |
---|
| 557 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[4705] | 558 | return -1; |
---|
[4968] | 559 | } |
---|
[4705] | 560 | |
---|
| 561 | rsockname = data; |
---|
| 562 | |
---|
| 563 | socklen = sizeof(sockaddr); |
---|
| 564 | |
---|
| 565 | if ( cmd == ROAR_VIO_CTL_GET_SOCKNAME ) { |
---|
| 566 | #ifdef ROAR_HAVE_GETSOCKNAME |
---|
| 567 | tmp = getsockname(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
| 568 | #else |
---|
[4968] | 569 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[4705] | 570 | return -1; |
---|
| 571 | #endif |
---|
| 572 | } else if ( cmd == ROAR_VIO_CTL_GET_PEERNAME ) { |
---|
| 573 | #ifdef ROAR_HAVE_GETPEERNAME |
---|
| 574 | tmp = getpeername(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
| 575 | #else |
---|
[4968] | 576 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[4705] | 577 | return -1; |
---|
| 578 | #endif |
---|
| 579 | } else { |
---|
[4968] | 580 | // memory corruption: |
---|
[4973] | 581 | roar_panic(ROAR_FATAL_ERROR_MEMORY_CORRUPTION, NULL); |
---|
[4968] | 582 | roar_err_set(ROAR_ERROR_CHERNOBYL); |
---|
[4705] | 583 | return -1; |
---|
| 584 | } |
---|
| 585 | |
---|
| 586 | if ( tmp == -1 ) |
---|
| 587 | return -1; |
---|
| 588 | |
---|
| 589 | memset(rsockname, 0, sizeof(struct roar_sockname)); |
---|
| 590 | |
---|
| 591 | switch (sockaddr.sa.sa_family) { |
---|
[4730] | 592 | #if defined(AF_UNIX) && defined(ROAR_HAVE_UNIX) |
---|
[4705] | 593 | case AF_UNIX: |
---|
| 594 | rsockname->type = ROAR_SOCKET_TYPE_UNIX; |
---|
| 595 | if ( sockaddr.un.sun_path[0] == 0 ) { |
---|
| 596 | rsockname->addr = roar_mm_malloc(sizeof(sockaddr.un.sun_path)); |
---|
| 597 | if ( rsockname->addr == NULL ) |
---|
| 598 | return -1; |
---|
| 599 | memcpy(rsockname->addr, sockaddr.un.sun_path, sizeof(sockaddr.un.sun_path)); |
---|
| 600 | } else { |
---|
| 601 | rsockname->addr = roar_mm_strdup(sockaddr.un.sun_path); |
---|
| 602 | } |
---|
| 603 | break; |
---|
| 604 | #endif |
---|
[4730] | 605 | #if defined(AF_DECnet) && defined(ROAR_HAVE_LIBDNET) |
---|
[4705] | 606 | case AF_DECnet: |
---|
| 607 | rsockname->type = ROAR_SOCKET_TYPE_DECNET; |
---|
| 608 | |
---|
[4968] | 609 | if ( sockaddr.dn.sdn_add.a_len != 2 ) { |
---|
| 610 | roar_err_set(ROAR_ERROR_NOTSUP); |
---|
[4705] | 611 | return -1; |
---|
[4968] | 612 | } |
---|
[4705] | 613 | |
---|
| 614 | rsockname->addr = roar_mm_malloc(28); |
---|
| 615 | if ( rsockname->addr == NULL ) |
---|
| 616 | return -1; |
---|
| 617 | |
---|
| 618 | snprintf(rsockname->addr, 28, "%i.%i::", |
---|
| 619 | sockaddr.dn.sdn_add.a_addr[1] >> 2, |
---|
| 620 | sockaddr.dn.sdn_add.a_addr[0] + ((sockaddr.dn.sdn_add.a_addr[1] & 0x03) << 8)); |
---|
| 621 | |
---|
| 622 | rsockname->port = sockaddr.dn.sdn_objnum; |
---|
| 623 | if ( sockaddr.dn.sdn_objnum == 0 ) { |
---|
| 624 | tmp = strlen(rsockname->addr); |
---|
| 625 | memcpy(rsockname->addr + tmp, sockaddr.dn.sdn_objname, sockaddr.dn.sdn_objnamel); |
---|
| 626 | rsockname->addr[tmp + sockaddr.dn.sdn_objnamel] = 0; |
---|
| 627 | } |
---|
| 628 | break; |
---|
| 629 | #endif |
---|
[4730] | 630 | #if defined(AF_INET) && (defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6)) |
---|
[4705] | 631 | case AF_INET: |
---|
| 632 | rsockname->type = ROAR_SOCKET_TYPE_INET; |
---|
| 633 | rsockname->port = ntohs(sockaddr.in.sin_port); |
---|
| 634 | rsockname->addr = roar_mm_strdup(inet_ntoa(sockaddr.in.sin_addr)); |
---|
| 635 | break; |
---|
| 636 | #endif |
---|
[4730] | 637 | #if defined(AF_INET6) && defined(ROAR_HAVE_IPV6) |
---|
[4705] | 638 | case AF_INET6: |
---|
| 639 | rsockname->type = ROAR_SOCKET_TYPE_INET6; |
---|
| 640 | rsockname->port = ntohs(sockaddr.in6.sin6_port); |
---|
| 641 | break; |
---|
| 642 | #endif |
---|
| 643 | default: |
---|
[4968] | 644 | roar_err_set(ROAR_ERROR_NOTSUP); |
---|
[4705] | 645 | return -1; |
---|
| 646 | } |
---|
| 647 | return 0; |
---|
| 648 | #endif |
---|
| 649 | break; |
---|
[3895] | 650 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
[3852] | 651 | case ROAR_VIO_CTL_SYSIO_IOCTL: |
---|
| 652 | sysioctl = data; |
---|
| 653 | return ioctl(roar_vio_get_fh(vio), sysioctl->cmd, sysioctl->argp); |
---|
| 654 | break; |
---|
[3895] | 655 | #endif |
---|
[4718] | 656 | #ifdef ROAR_HAVE_GETSOCKOPT |
---|
| 657 | case ROAR_VIO_CTL_GET_SYSIO_SOCKOPT: |
---|
| 658 | syssockopt = data; |
---|
| 659 | return getsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, &(syssockopt->optlen)); |
---|
| 660 | break; |
---|
| 661 | #endif |
---|
| 662 | #ifdef ROAR_HAVE_SETSOCKOPT |
---|
| 663 | case ROAR_VIO_CTL_SET_SYSIO_SOCKOPT: |
---|
| 664 | syssockopt = data; |
---|
| 665 | return setsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, syssockopt->optlen); |
---|
| 666 | break; |
---|
| 667 | #endif |
---|
[1505] | 668 | } |
---|
| 669 | |
---|
[4873] | 670 | roar_err_set(ROAR_ERROR_BADRQC); |
---|
[1505] | 671 | return -1; |
---|
| 672 | } |
---|
| 673 | |
---|
[1241] | 674 | int roar_vio_basic_close (struct roar_vio_calls * vio) { |
---|
[1474] | 675 | #ifdef _CAN_OPERATE |
---|
[1336] | 676 | if ( roar_vio_get_fh(vio) != -1 ) |
---|
| 677 | return close(roar_vio_get_fh(vio)); |
---|
| 678 | |
---|
| 679 | return 0; |
---|
[1474] | 680 | #else |
---|
[4968] | 681 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[1474] | 682 | return -1; |
---|
| 683 | #endif |
---|
[1241] | 684 | } |
---|
| 685 | |
---|
[943] | 686 | // null |
---|
| 687 | ssize_t roar_vio_null_rw (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
[5270] | 688 | (void)count; |
---|
| 689 | |
---|
[4968] | 690 | if ( vio == NULL || buf == NULL ) { |
---|
| 691 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[943] | 692 | return -1; |
---|
[4968] | 693 | } |
---|
[943] | 694 | |
---|
| 695 | return 0; |
---|
| 696 | } |
---|
| 697 | |
---|
[1665] | 698 | int roar_vio_null_sync (struct roar_vio_calls * vio) { |
---|
[5270] | 699 | (void)vio; |
---|
[1665] | 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) { |
---|
[4968] | 705 | if ( calls == NULL || dst == NULL ) { |
---|
| 706 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1247] | 707 | return -1; |
---|
[4968] | 708 | } |
---|
[1247] | 709 | |
---|
| 710 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
---|
| 711 | |
---|
| 712 | calls->read = roar_vio_pass_read; |
---|
| 713 | calls->write = roar_vio_pass_write; |
---|
| 714 | calls->lseek = roar_vio_pass_lseek; |
---|
| 715 | calls->nonblock = roar_vio_pass_nonblock; |
---|
| 716 | calls->sync = roar_vio_pass_sync; |
---|
[1615] | 717 | calls->ctl = roar_vio_pass_ctl; |
---|
[1247] | 718 | calls->close = roar_vio_pass_close; |
---|
| 719 | |
---|
| 720 | calls->inst = dst; |
---|
| 721 | |
---|
| 722 | return 0; |
---|
| 723 | } |
---|
| 724 | |
---|
[886] | 725 | ssize_t roar_vio_pass_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 726 | return roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count); |
---|
| 727 | } |
---|
| 728 | |
---|
| 729 | ssize_t roar_vio_pass_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 730 | return roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count); |
---|
| 731 | } |
---|
| 732 | |
---|
| 733 | off_t roar_vio_pass_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
| 734 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
---|
| 735 | } |
---|
| 736 | |
---|
[1241] | 737 | int roar_vio_pass_nonblock(struct roar_vio_calls * vio, int state) { |
---|
| 738 | return roar_vio_nonblock((struct roar_vio_calls *) vio->inst, state); |
---|
| 739 | } |
---|
| 740 | |
---|
| 741 | int roar_vio_pass_sync (struct roar_vio_calls * vio) { |
---|
| 742 | return roar_vio_sync((struct roar_vio_calls *) vio->inst); |
---|
| 743 | } |
---|
| 744 | |
---|
| 745 | int roar_vio_pass_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
---|
[4968] | 746 | if (vio == NULL) { |
---|
| 747 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1505] | 748 | return -1; |
---|
[4968] | 749 | } |
---|
| 750 | |
---|
| 751 | if (cmd == -1) { |
---|
| 752 | roar_err_set(ROAR_ERROR_INVAL); |
---|
| 753 | return -1; |
---|
| 754 | } |
---|
[1505] | 755 | |
---|
[1615] | 756 | ROAR_DBG("roar_vio_pass_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
| 757 | |
---|
[1505] | 758 | switch (cmd) { |
---|
[3795] | 759 | case ROAR_VIO_CTL_GET_NAME: |
---|
[4968] | 760 | if ( data == NULL ) { |
---|
| 761 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[3795] | 762 | return -1; |
---|
[4968] | 763 | } |
---|
[3795] | 764 | |
---|
[4829] | 765 | // dirty trick to get real name... |
---|
| 766 | if ( vio->read == roar_vio_re_read ) { |
---|
| 767 | *(char**)data = "re"; |
---|
| 768 | } else { |
---|
| 769 | *(char**)data = "pass"; |
---|
| 770 | } |
---|
[3795] | 771 | return 0; |
---|
| 772 | break; |
---|
[1505] | 773 | case ROAR_VIO_CTL_GET_NEXT: |
---|
| 774 | *(struct roar_vio_calls **)data = vio->inst; |
---|
| 775 | return 0; |
---|
| 776 | break; |
---|
| 777 | case ROAR_VIO_CTL_SET_NEXT: |
---|
| 778 | vio->inst = *(struct roar_vio_calls **)data; |
---|
| 779 | return 0; |
---|
| 780 | break; |
---|
| 781 | } |
---|
| 782 | |
---|
[1241] | 783 | return roar_vio_ctl((struct roar_vio_calls *) vio->inst, cmd, data); |
---|
| 784 | } |
---|
| 785 | |
---|
| 786 | int roar_vio_pass_close (struct roar_vio_calls * vio) { |
---|
| 787 | return roar_vio_close((struct roar_vio_calls *) vio->inst); |
---|
| 788 | } |
---|
| 789 | |
---|
[886] | 790 | |
---|
| 791 | // re |
---|
[1247] | 792 | int roar_vio_open_re (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
| 793 | if ( roar_vio_open_pass(calls, dst) == -1 ) |
---|
| 794 | return -1; |
---|
| 795 | |
---|
| 796 | calls->read = roar_vio_re_read; |
---|
| 797 | calls->write = roar_vio_re_write; |
---|
| 798 | calls->lseek = roar_vio_re_lseek; |
---|
| 799 | |
---|
| 800 | return 0; |
---|
| 801 | } |
---|
[886] | 802 | ssize_t roar_vio_re_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 803 | size_t len = 0; |
---|
| 804 | ssize_t r = -1; |
---|
| 805 | |
---|
[4968] | 806 | if ( vio == NULL ) { |
---|
| 807 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[886] | 808 | return -1; |
---|
[4968] | 809 | } |
---|
[886] | 810 | |
---|
[4968] | 811 | if ( vio->inst == NULL ) { |
---|
| 812 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[886] | 813 | return -1; |
---|
[4968] | 814 | } |
---|
[886] | 815 | |
---|
[4873] | 816 | roar_err_clear_all(); |
---|
[886] | 817 | |
---|
| 818 | while ( (r = roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
---|
| 819 | len += r; |
---|
| 820 | buf += r; |
---|
| 821 | count -= r; |
---|
| 822 | if ( count == 0 ) |
---|
| 823 | break; |
---|
| 824 | } |
---|
| 825 | |
---|
| 826 | if ( len == 0 && r == -1 ) |
---|
| 827 | return -1; |
---|
| 828 | |
---|
| 829 | return len; |
---|
| 830 | } |
---|
| 831 | |
---|
| 832 | ssize_t roar_vio_re_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 833 | size_t len = 0; |
---|
| 834 | ssize_t r = -1; |
---|
| 835 | |
---|
[4968] | 836 | if ( vio == NULL ) { |
---|
| 837 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[886] | 838 | return -1; |
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[4968] | 839 | } |
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[886] | 840 | |
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[4968] | 841 | if ( vio->inst == NULL ) { |
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| 842 | roar_err_set(ROAR_ERROR_FAULT); |
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[886] | 843 | return -1; |
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[4968] | 844 | } |
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[886] | 845 | |
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[4873] | 846 | roar_err_clear_all(); |
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[886] | 847 | |
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| 848 | while ( (r = roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
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| 849 | len += r; |
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| 850 | buf += r; |
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| 851 | count -= r; |
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| 852 | if ( count == 0 ) |
---|
| 853 | break; |
---|
| 854 | } |
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| 855 | |
---|
| 856 | if ( len == 0 && r == -1 ) |
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| 857 | return -1; |
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| 858 | |
---|
| 859 | return len; |
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| 860 | } |
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| 861 | |
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[1247] | 862 | // TODO: we should do a some more intelgent thing here. |
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[886] | 863 | off_t roar_vio_re_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
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| 864 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
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| 865 | } |
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| 866 | |
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[590] | 867 | //ll |
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