#include <stddef.h>
#include <stdint.h>
#include <system/system.h>
#include <sysdefs/processctl.h>
#include <uprintf.h>
#include <args/args.h>
#include <string/string.h>
#include <util/util.h>
#include <errors.h>

void main(void) {
  if (argslen() == 0) {
    return;
  }

  char *cmd = args()[0];

  if (string_strcmp(cmd, "ls") == 0) {
    uint64_t procslen = processctl(-1, PCTL_PLS_SZ, 0, 0, 0);
    for (size_t i = 0; i < procslen; i++) {
      ProcStat stat = ZERO(&stat);
      int32_t r = processctl(-1, PCTL_PLS_STAT, i, (uint64_t)&stat, 0);
      if (r == E_OK) {
        uprintf("%-30s %lu %-6s\n", stat.name, stat.pid, stat.kern ? "KERNEL" : "USER");
      }
    }
  } else {
    uprintf("pctl: unknown command\n");
  }
}