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