/*************************************************************************************************** * Copyright (C) Vasiliy Kosenko (vkos), 2009 * * This program is free software: you can redistribute it and/or modify it under the terms of the * * GNU General Public License as published by the Free Software Foundation, either version 3 * * of the License, or (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; * * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See * * the GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License along with this program. * * If not, see <http://www.gnu.org/licenses/>. * ***************************************************************************************************/ /*************************************************************************************************** * kolibri.c - KolibriOS system functions * ***************************************************************************************************/ #include "kolibri.h" #include "malloc.h" /* * Other process/thread functions */ int kolibri_get_my_tid(){ kolibri_process_info_t *info = malloc(0x400); int tid; kolibri_get_process_info(info, -1); tid = info->tid; free(info); return tid; } int kolibri_get_process_info(kolibri_process_info_t *info, int slot){ int max_slot; asm("int $0x40":"=a"(max_slot):"a"(9),"b"(info),"c"(slot)); return max_slot; } /* * Memory functions */ kolibri_memarea_t kolibri_new_named_memory(char *name, int size, int flags){ kolibri_memarea_t area; asm("pushl %%esi\nmovl %6, %%esi\nint $0x40\npopl %%esi":"=a"(area.addr),"=d"(area.error):"a"(68),"b"(22),"c"(name),"d"(size),"g"(flags)); return area; } int kolibri_heap_init(){ int size; asm("int $0x40":"=a"(size):"a"(68),"b"(11)); return size; } void *kolibri_malloc(int nbytes){ void *addr; asm("int $0x40":"=a"(addr):"a"(68),"b"(12),"c"(nbytes)); return addr; } /* * Events functions */ int kolibri_event_mask; int kolibri_event_set_mask(int mask){ kolibri_event_mask = mask; asm("int $0x40"::"a"(40),"b"(kolibri_event_mask)); return 0; } int kolibri_event_get_mask(int mask){ return kolibri_event_mask; } void kolibri_event_add_mask(int amask){ kolibri_event_set_mask(kolibri_event_mask | amask); } void kolibri_event_sub_mask(int amask){ kolibri_event_set_mask(kolibri_event_mask & ~amask); } int kolibri_event_wait(int time){ int event; if (!time) { asm("int $0x40":"=a"(event):"a"(11)); } else if (time == -1) { asm("int $0x40":"=a"(event):"a"(10)); } else { asm("int $0x40":"=a"(event):"a"(23),"b"(time)); } return event; }