43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
#pragma once
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#include <stdlib.h>
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#include <stdint.h>
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#define COUNT(x) (sizeof(x)/sizeof(x[0]))
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#define ALIGN_SIZE (1<<4)
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#define ALIGN_MASK (ALIGN_SIZE-1)
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#define ALIGN(x) (((x)+ALIGN_MASK)&~ALIGN_MASK)
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#define ALIGN_DOWN(x) ((x)&~ALIGN_MASK)
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#define PALIGN(x) ((void *)ALIGN((size_t)(x)))
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#define PALIGN_DOWN(x) ((void *)ALIGN_DOWN((size_t)(x)))
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#define _1_(x) (__builtin_expect((x), 1))
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#define _0_(x) (__builtin_expect((x), 0))
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#define _printf_(A,B) __attribute__((format(printf,A,B)))
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#define _noreturn_ __attribute__((noreturn))
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#define _unused_ __attribute__((unused))
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#define _pure_ __attribute__((pure))
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#define _const_ __attribute__((const))
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#define _align_(...) __attribute__((aligned(__VA_ARGS__)))
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typedef struct buffer buffer_t;
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struct buffer {
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uint8_t *data;
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uint8_t *read;
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uint8_t *write;
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uint8_t *end;
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};
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int gt_print (const char *, ...) _printf_(1,2);
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void gt_log (const char *, ...) _printf_(1,2);
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void gt_fatal (const char *, ...) _printf_(1,2) _noreturn_;
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void gt_na (const char *);
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int gt_tohex (char *, size_t, const uint8_t *, size_t);
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int gt_fromhex (uint8_t *, size_t, const char *, size_t);
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