| 1 | //vio_ops.c: |
|---|
| 2 | |
|---|
| 3 | /* |
|---|
| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009 |
|---|
| 5 | * |
|---|
| 6 | * This file is part of libroar a part of RoarAudio, |
|---|
| 7 | * a cross-platform sound system for both, home and professional use. |
|---|
| 8 | * See README for details. |
|---|
| 9 | * |
|---|
| 10 | * This file is free software; you can redistribute it and/or modify |
|---|
| 11 | * it under the terms of the GNU General Public License version 3 |
|---|
| 12 | * as published by the Free Software Foundation. |
|---|
| 13 | * |
|---|
| 14 | * libroar is distributed in the hope that it will be useful, |
|---|
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|---|
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|---|
| 17 | * GNU General Public License for more details. |
|---|
| 18 | * |
|---|
| 19 | * You should have received a copy of the GNU General Public License |
|---|
| 20 | * along with this software; see the file COPYING. If not, write to |
|---|
| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
|---|
| 22 | * |
|---|
| 23 | * NOTE for everyone want's to change something and send patches: |
|---|
| 24 | * read README and HACKING! There a addition information on |
|---|
| 25 | * the license of this document you need to read before you send |
|---|
| 26 | * any patches. |
|---|
| 27 | * |
|---|
| 28 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
|---|
| 29 | * or libpulse*: |
|---|
| 30 | * The libs libroaresd, libroararts and libroarpulse link this lib |
|---|
| 31 | * and are therefore GPL. Because of this it may be illigal to use |
|---|
| 32 | * them with any software that uses libesd, libartsc or libpulse*. |
|---|
| 33 | */ |
|---|
| 34 | |
|---|
| 35 | #include "libroar.h" |
|---|
| 36 | |
|---|
| 37 | #define ROAR_VIO_COPY_BUFSIZE 1024 |
|---|
| 38 | |
|---|
| 39 | ssize_t roar_vio_copy_data (struct roar_vio_calls * out, struct roar_vio_calls * in) { |
|---|
| 40 | char buf[ROAR_VIO_COPY_BUFSIZE]; |
|---|
| 41 | ssize_t len; |
|---|
| 42 | ssize_t done = 0; |
|---|
| 43 | |
|---|
| 44 | ROAR_DBG("roar_vio_copy_data(out=%p, in=%p) = ?", out, in); |
|---|
| 45 | |
|---|
| 46 | if ( out == NULL || in == NULL ) |
|---|
| 47 | return -1; |
|---|
| 48 | |
|---|
| 49 | while ((len = roar_vio_read(in, buf, ROAR_VIO_COPY_BUFSIZE)) > 0) { |
|---|
| 50 | if ( roar_vio_write(out, buf, len) != len ) |
|---|
| 51 | return -1; |
|---|
| 52 | |
|---|
| 53 | done += len; |
|---|
| 54 | ROAR_DBG("roar_vio_copy_data(out=%p, in=%p): len=%li, done=%li", out, in, (long int)len, (long int)done); |
|---|
| 55 | } |
|---|
| 56 | |
|---|
| 57 | ROAR_DBG("roar_vio_copy_data(out=%p, in=%p): len=%li, done=%li", out, in, (long int)len, (long int)done); |
|---|
| 58 | |
|---|
| 59 | ROAR_DBG("roar_vio_copy_data(out=%p, in=%p) = %li", out, in, (long int)done); |
|---|
| 60 | return done; |
|---|
| 61 | } |
|---|
| 62 | |
|---|
| 63 | //ll |
|---|
