97 lines
1.9 KiB
C++
97 lines
1.9 KiB
C++
// vim: set noet ts=4 sw=4:
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#include "../libsys/stub.h"
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#include "../libsys/string.h"
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char* itoh(unsigned int value, char* buffer) {
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char* ptr = &buffer[11];
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*ptr = '\0'; // Nullterminator am Ende setzen
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if (value == 0) {
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*--ptr = '0';
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return ptr;
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}
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do {
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ptr--;
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*ptr = '0' + (value % 16);
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if(*ptr >= 0x3A)
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*ptr+=7;
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value /= 16;
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} while (value != 0);
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return ptr;
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}
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char* itoa(unsigned int value, char* buffer) {
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char* ptr = &buffer[11];
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*ptr = '\0'; // Nullterminator am Ende setzen
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if (value == 0) {
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*--ptr = '0';
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return ptr;
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}
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do {
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ptr--;
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*ptr = '0' + (value % 10);
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value /= 10;
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} while (value != 0);
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return ptr;
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}
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extern "C" void main() {
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// Thread 1 may be an auxiliary thread
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//sys_test(1,2,3,4,5);
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unsigned id = sys_getpid();
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char text[] = "appX";
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text[3] = 0x30+id;
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write(1, text, sizeof(text), 0, (int)id);
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uint8_t cnt = 0;
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for (uint8_t i = 1;; ++i) {
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//counter to see app running
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cnt=(cnt+1)%100;
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char buf[32];
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char* msg = itoa(cnt,buf);
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write(1, msg, strlen(msg), 6, (int)id);
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//test ipc
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if((i+50)%100 == 0){
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if(id == 2){
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char txt[] = "toastbrot ";
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itoa(cnt, &txt[1]);
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write(2, "send\n", 5);
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send(4, txt, strlen(txt), txt, 15);
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write(1, txt, strlen(txt), 25, (int)id);
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}
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}
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if(i%100 == 0){
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if(id == 4){
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char blubb[20];
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if(receive(blubb, sizeof(blubb))){
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write(1, blubb, strlen(blubb), 25, (int)id);
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write(2, "reply\n", 6);
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memset(&blubb[10], ' ', 3);
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itoa(cnt, &blubb[1]);
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reply(blubb, sizeof(blubb));
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}
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}
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}
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// test map/unmap and print ptr
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void* ptr= map(4096);
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uint16_t* val = ((uint16_t*)ptr);
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*val = 0x1337;
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msg = itoh((uintptr_t)ptr,buf);
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write(1, msg, strlen(msg), 12, (int)id);
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unmap(ptr, 4096);
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sleep(100);
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}
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}
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