forked from KolibriOS/kolibrios
148 lines
3.2 KiB
C
148 lines
3.2 KiB
C
#ifndef INCLUDE_COLLECTION_H
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#define INCLUDE_COLLECTION_H
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#print "[include <collection.h>]\n"
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/*========================================================
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= =
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= String =
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= =
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========================================================*/
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struct collection
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{
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int realloc_size, count;
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dword data_start;
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dword data_size;
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dword element_offset[4000];
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int add();
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int addn();
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dword get(); //get_name_by_pos
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dword get_pos_by_name();
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void drop();
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void increase_data_size();
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dword get_last();
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bool pop();
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};
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:void collection::increase_data_size() {
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int filled_size;
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if (realloc_size<4096) realloc_size = 4096;
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if (!data_size) {
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data_size = realloc_size;
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data_start = malloc(realloc_size);
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}
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else {
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data_size = data_size + realloc_size;
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data_start = realloc(data_start, data_size);
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}
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}
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:int collection::add(dword in) {
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return addn(in, strlen(in));
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}
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:int collection::addn(dword in, len) {
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if (count >= 4000) {
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debugln("collection: more than 4000 elements!");
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return 0;
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}
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if (element_offset[count]+len+2 > data_size) {
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increase_data_size();
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addn(in, len);
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return 1;
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}
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strncpy(data_start+element_offset[count], in, len);
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count++;
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element_offset[count] = element_offset[count-1] + len + 1;
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return 1;
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}
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:dword collection::get(dword pos) {
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if (pos<0) || (pos>=count) return 0;
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return data_start + element_offset[pos];
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}
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:dword collection::get_last() {
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return get(count-1);
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}
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:dword collection::get_pos_by_name(dword name) {
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dword i;
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for (i=0; i<count; i++) {
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if (strcmp(data_start + element_offset[i], name)==0) return i;
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}
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return -1;
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}
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:void collection::drop() {
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if (data_start) free(data_start);
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data_size = 0;
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data_start = 0;
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element_offset[count] = 0;
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count = 0;
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}
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:bool collection::pop() {
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if (count>0) count--;
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}
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/*========================================================
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= =
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= Integer =
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= =
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========================================================*/
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struct collection_int
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{
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dword buf;
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dword buf_size;
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unsigned count;
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void alloc();
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void add();
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dword get();
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dword len();
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dword get_last();
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void pop();
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void drop();
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};
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:void collection_int::alloc() {
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if (!buf) {
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buf_size = 4096;
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buf = malloc(4096);
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} else {
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buf_size += 4096;
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buf = realloc(buf, buf_size);
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}
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}
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:void collection_int::add(dword _in) {
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if (!buf) || (count * sizeof(dword) >= buf_size) alloc();
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EAX = count * sizeof(dword) + buf;
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ESDWORD[EAX] = _in;
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count++;
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}
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:dword collection_int::get(dword pos) {
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if (pos<0) || (pos>=count) return 0;
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return ESDWORD[pos * sizeof(dword) + buf];
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}
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:dword collection_int::len(dword pos) {
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if (pos<0) || (pos+1>=count) return 0;
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return get(pos+1) - get(pos);
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}
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:dword collection_int::get_last() {
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return get(count-1);
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}
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:void collection_int::pop() {
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if (count>0) count--;
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}
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:void collection_int::drop() {
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count = 0;
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}
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#endif |