126 lines
3.2 KiB
C
126 lines
3.2 KiB
C
/******************************************************************************
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Copyright (c) 2013 by Hugh Bailey <obs.jim@gmail.com>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source
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distribution.
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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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