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38 lines
801 B
C
38 lines
801 B
C
#ifndef BUFFER_UTIL_H
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#define BUFFER_UTIL_H
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#include <stdbool.h>
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#include <stdint.h>
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static inline void
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buffer_write16be(uint8_t *buf, uint16_t value) {
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buf[0] = value >> 8;
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buf[1] = value;
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}
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static inline void
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buffer_write32be(uint8_t *buf, uint32_t value) {
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buf[0] = value >> 24;
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buf[1] = value >> 16;
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buf[2] = value >> 8;
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buf[3] = value;
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}
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static inline uint16_t
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buffer_read16be(const uint8_t *buf) {
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return (buf[0] << 8) | buf[1];
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}
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static inline uint32_t
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buffer_read32be(const uint8_t *buf) {
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return (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3];
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}
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static inline
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uint64_t buffer_read64be(const uint8_t *buf) {
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uint32_t msb = buffer_read32be(buf);
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uint32_t lsb = buffer_read32be(&buf[4]);
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return ((uint64_t) msb << 32) | lsb;
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}
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#endif
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