66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
#include <stddef.h>
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#include <stdint.h>
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#include <ulib.h>
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#include "macros.h"
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struct {
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char *specificproc;
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int32_t pid;
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} PCTL_LS_CONFIG = {
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.specificproc = NULL,
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.pid = -1,
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};
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static Arg ARGS[] = {
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ARG("-proc", ARG_STRING, &PCTL_LS_CONFIG.specificproc),
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ARG("-pid", ARG_INT, &PCTL_LS_CONFIG.pid),
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ARG_END(),
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};
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void pctl_ls(void) {
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int32_t ret;
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if ((ret = parse_args(SUBCMD_ARGS(), SUBCMD_ARGSLEN(), ARGS)) < 0) {
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uprintf("pctl ls: Could not parse args: %d\n", ret);
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return;
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}
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static const char *states[] = {"embryo", "ready", "zombie", "waiting", "died"};
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uint64_t procslen = processctl(-1, PCTL_PLS_SZ, 0, 0, 0);
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char *namebuf = umalloc(34);
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char *membuf = umalloc(20);
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uprintf("%-30s %s %-15s %-8s\n", "NAME", "PID", "MEMORY", "STATE");
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for (size_t i = 0; i < procslen; i++) {
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ProcStat stat; ZERO(&stat);
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string_memset(namebuf, 0, 34);
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string_memset(membuf, 0, 20);
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int32_t r = processctl(-1, PCTL_PLS_STAT, i, (uint64_t)&stat, 0);
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if (r == E_OK) {
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if (PCTL_LS_CONFIG.specificproc != NULL
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&& string_strcmp(stat.name, PCTL_LS_CONFIG.specificproc) != 0) {
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continue;
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}
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if (PCTL_LS_CONFIG.pid != -1 && stat.pid != PCTL_LS_CONFIG.pid) {
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continue;
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}
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string_memcpy(namebuf, stat.name, 30);
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namebuf[31] = namebuf[32] = namebuf[33] = '.';
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// Too big format string causes a stack overflow. This is an issue with printf ;(
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uprintf("%-30s %-3lu %-15s ",
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namebuf,
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stat.pid,
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human_size(stat.usemem, membuf, 20)
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);
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uprintf("%-8s", states[stat.state]);
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uprintf("\n");
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}
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}
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}
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