119 lines
2.9 KiB
C
119 lines
2.9 KiB
C
/*
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* Copyright (c) 2013 Hugh Bailey <obs.jim@gmail.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#pragma once
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/*
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* General programmable serialization functions. (A shared interface to
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* various reading/writing to/from different inputs/outputs)
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*
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* TODO: Not currently implemented
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum serialize_seek_type {
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SERIALIZE_SEEK_START,
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SERIALIZE_SEEK_CURRENT,
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SERIALIZE_SEEK_END
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};
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struct serializer {
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void *param;
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size_t (*serialize)(struct serializer, void *, size_t);
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uint64_t (*seek)(struct serializer, int64_t, enum serialize_seek_type);
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uint64_t (*getpos)(struct serializer);
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};
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static inline size_t serialize(struct serializer *s, void *data, size_t len)
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{
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if (s->serialize)
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return s->serialize(s, data, len);
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return 0;
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}
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static inline uint64_t serializer_seek(struct serializer *s, int64_t offset,
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enum serialize_seek_type seek_type)
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{
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if (s->seek)
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return s->seek(s, offset, seek_type);
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return 0;
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}
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static inline uint64_t serializer_getpos(struct serializer *s)
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{
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if (s->getpos)
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return s->getpos(s);
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return 0;
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}
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static inline void serializer_write_u8(struct serializer *s, uint8_t u8)
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{
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serialize(s, &u8, sizeof(uint8_t));
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}
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static inline void serializer_write_i8(struct serializer *s, int8_t i8)
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{
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serialize(s, &i8, sizeof(int8_t));
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}
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static inline void serializer_write_u16(struct serializer *s, uint16_t u16)
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{
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serialize(s, &u16, sizeof(uint16_t));
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}
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static inline void serializer_write_i16(struct serializer *s, int16_t i16)
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{
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serialize(s, &i16, sizeof(int16_t));
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}
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static inline void serializer_write_u32(struct serializer *s, uint32_t u32)
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{
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serialize(s, &u32, sizeof(uint32_t));
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}
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static inline void serializer_write_i32(struct serializer *s, int32_t i32)
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{
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serialize(s, &i32, sizeof(int32_t));
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}
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static inline void serializer_write_u64(struct serializer *s, uint32_t u64)
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{
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serialize(s, &u64, sizeof(uint64_t));
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}
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static inline void serializer_write_i64(struct serializer *s, int32_t i64)
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{
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serialize(s, &i64, sizeof(int64_t));
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}
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static inline void serializer_write_float(struct serializer *s, float f)
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{
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serialize(s, &f, sizeof(float));
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}
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static inline void serializer_write_double(struct serializer *s, double d)
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{
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serialize(s, &d, sizeof(double));
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}
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#ifdef __cplusplus
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}
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#endif
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