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60 lines
752 B
C
60 lines
752 B
C
// SPDX-License-Identifier: BSD-2-Clause
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/*
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* Copyright (c) 2022 Matthias Schiffer <mschiffer@universe-factory.net>
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*/
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#include <stdio.h>
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int puts(const char *s)
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{
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while (*s)
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putchar(*s++);
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return 0;
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}
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void put_u4(uint8_t v)
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{
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v &= 0xf;
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switch (v) {
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case 0x0 ... 0x9:
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putchar('0' + v);
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break;
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case 0xa ... 0xf:
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putchar('a' + (v - 0xa));
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}
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}
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void put_u8(uint8_t v)
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{
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put_u4(v >> 4);
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put_u4(v);
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}
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void put_u16(uint16_t v)
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{
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put_u8(v >> 8);
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put_u8(v);
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}
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void put_u32(uint32_t v)
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{
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put_u16(v >> 16);
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put_u16(v);
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}
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void put_ptr(const void *p)
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{
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put_u32((uint32_t)p);
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}
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void put_array(const void *p, size_t l)
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{
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const uint8_t *c = p;
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size_t i;
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for (i = 0; i < l; i++) {
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put_u8(c[i]);
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putchar(' ');
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}
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putchar('\n');
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}
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