43 lines
936 B
C
43 lines
936 B
C
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#include "std/std.h"
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size_t strlen(const char* str) {
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size_t len = 0;
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while (str[len])
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len++;
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return len;
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}
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int memcmp(const void *av, const void *bv, size_t size) {
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const unsigned char *a = (const unsigned char*) av;
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const unsigned char *b = (const unsigned char*) bv;
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for (size_t i = 0; i < size; i++) {
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if (a[i] < b[i]) {
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return -1;
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} else if (b[i] < a[i]) {
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return 1;
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}
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}
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return 0;
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}
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void* memset(void *bufv, int value, size_t size) {
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unsigned char* buf = (unsigned char*) buf;
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for (size_t i = 0; i < size; i++) {
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buf[i] = (unsigned char) value;
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}
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return bufv;
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}
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void* memcpy(void *destv, void *srcv, size_t size) {
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unsigned char *dest = (unsigned char*) destv;
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const unsigned char *src = (unsigned char*) srcv;
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for (size_t i = 0; i < size; i++) {
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dest[i] = src[i];
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}
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return destv;
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}
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