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/* SPDX-License-Identifier: MIT */
/*
* libslirp io streams
*
* Copyright (c) 2018 Red Hat, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "stream.h"
#include <glib.h>
bool slirp_istream_read(SlirpIStream *f, void *buf, size_t size)
{
return f->read_cb(buf, size, f->opaque) == size;
}
bool slirp_ostream_write(SlirpOStream *f, const void *buf, size_t size)
{
return f->write_cb(buf, size, f->opaque) == size;
}
uint8_t slirp_istream_read_u8(SlirpIStream *f)
{
uint8_t b;
if (slirp_istream_read(f, &b, sizeof(b))) {
return b;
}
return 0;
}
bool slirp_ostream_write_u8(SlirpOStream *f, uint8_t b)
{
return slirp_ostream_write(f, &b, sizeof(b));
}
uint16_t slirp_istream_read_u16(SlirpIStream *f)
{
uint16_t b;
if (slirp_istream_read(f, &b, sizeof(b))) {
return GUINT16_FROM_BE(b);
}
return 0;
}
bool slirp_ostream_write_u16(SlirpOStream *f, uint16_t b)
{
b = GUINT16_TO_BE(b);
return slirp_ostream_write(f, &b, sizeof(b));
}
uint32_t slirp_istream_read_u32(SlirpIStream *f)
{
uint32_t b;
if (slirp_istream_read(f, &b, sizeof(b))) {
return GUINT32_FROM_BE(b);
}
return 0;
}
bool slirp_ostream_write_u32(SlirpOStream *f, uint32_t b)
{
b = GUINT32_TO_BE(b);
return slirp_ostream_write(f, &b, sizeof(b));
}
int16_t slirp_istream_read_i16(SlirpIStream *f)
{
int16_t b;
if (slirp_istream_read(f, &b, sizeof(b))) {
return GINT16_FROM_BE(b);
}
return 0;
}
bool slirp_ostream_write_i16(SlirpOStream *f, int16_t b)
{
b = GINT16_TO_BE(b);
return slirp_ostream_write(f, &b, sizeof(b));
}
int32_t slirp_istream_read_i32(SlirpIStream *f)
{
int32_t b;
if (slirp_istream_read(f, &b, sizeof(b))) {
return GINT32_FROM_BE(b);
}
return 0;
}
bool slirp_ostream_write_i32(SlirpOStream *f, int32_t b)
{
b = GINT32_TO_BE(b);
return slirp_ostream_write(f, &b, sizeof(b));
}