Nigel
dea8ab7d71
Added new entries to .gitignore Moved away from source directory as central spot for all source code
58 lines
1009 B
C++
58 lines
1009 B
C++
//
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// Created by nigel on 19/02/23.
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//
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#include "Memory.h"
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void* memset (void* ptr, int value, size_t num)
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{
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for( int i = 0; i < num; i++ )
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{
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unsigned char* data = (unsigned char*)ptr+ i;
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*data = (unsigned char)value;
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}
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return ptr;
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}
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int memcmp( const void* ptr1, const void* ptr2, size_t num)
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{
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const unsigned char * cs = (const unsigned char*) ptr1;
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const unsigned char * ct = (const unsigned char*) ptr2;
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for (int i = 0 ; i < num ; i++, cs++, ct++ ){
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if( *cs < *ct){
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return -1;
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} else if( *cs > *ct){
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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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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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}
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return len;
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}
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int strncmp ( const char* str1, const char* str2, size_t num ){
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for( int i = 0; i < num ; i++){
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if( str1[i] < str2[i]){
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return -1;
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}
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if( str1[i] > str2[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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} |