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#include <glibtop.h>
#include <glibtop/union.h>
#include <stdio.h>
#include <stddef.h>
#define buf_offsetof(MEMBER) ((ptrdiff_t)&(buf.MEMBER) - (ptrdiff_t)&buf)
#define HEADER_PPRINT(FUNC) printf(#FUNC "\tsizeof = %lu B\n", \
(unsigned long) sizeof buf)
#define PPRINT(DATA, FORMAT) printf("\t%4lu B %3lu " #DATA " = " FORMAT "\n", \
(unsigned long) sizeof buf.DATA, (unsigned long) buf_offsetof(DATA), buf.DATA)
#define PPRINT_ARRAY(ARRAY, SIZE, FORMAT) do { \
size_t i; \
printf("\t%4lu B %3lu " #ARRAY "[%lu] = { ", \
(unsigned long) sizeof buf.ARRAY, (unsigned long) buf_offsetof(ARRAY),\
(unsigned long) G_N_ELEMENTS(buf.ARRAY)); \
for(i = 0; i < (SIZE - 1); ++i) printf(".%u = " FORMAT ", ", i, buf.ARRAY[i]); \
printf(".%u = " FORMAT " }\n", SIZE - 1 , buf.ARRAY[SIZE - 1]); \
} while(0)
#define FOOTER_PPRINT() putchar('\n')
static void pprint_get_cpu()
{
glibtop_cpu buf;
glibtop_get_cpu(&buf);
HEADER_PPRINT(glibtop_get_cpu);
PPRINT(flags, "%#llx");
PPRINT(total, "%llu");
PPRINT(user, "%llu");
PPRINT(nice, "%llu");
PPRINT(sys, "%llu");
PPRINT(idle, "%llu");
PPRINT(frequency, "%llu");
PPRINT_ARRAY(xcpu_total, GLIBTOP_NCPU, "%llu");
PPRINT_ARRAY(xcpu_user, GLIBTOP_NCPU, "%llu");
PPRINT_ARRAY(xcpu_nice, GLIBTOP_NCPU, "%llu");
PPRINT_ARRAY(xcpu_sys, GLIBTOP_NCPU, "%llu");
PPRINT_ARRAY(xcpu_idle, GLIBTOP_NCPU, "%llu");
PPRINT(xcpu_flags, "%llx");
FOOTER_PPRINT();
}
static void pprint_get_fsusage(const char *mountpoint)
{
glibtop_fsusage buf;
glibtop_get_fsusage(&buf, mountpoint);
HEADER_PPRINT(glibtop_get_fsusage);
PPRINT(flags, "%#llx");
PPRINT(blocks, "%llu");
PPRINT(bfree, "%llu");
PPRINT(bavail, "%llu");
PPRINT(files, "%llu");
PPRINT(ffree, "%llu");
PPRINT(block_size, "%u");
PPRINT(read, "%llu");
PPRINT(write, "%llu");
FOOTER_PPRINT();
}
static void pprint_get_loadavg()
{
glibtop_loadavg buf;
glibtop_get_loadavg(&buf);
HEADER_PPRINT(glibtop_get_loadavg);
PPRINT(flags, "%#llx");
PPRINT_ARRAY(loadavg, 3, "%f");
PPRINT(nr_running, "%llu");
PPRINT(nr_tasks, "%llu");
PPRINT(last_pid, "%llu");
FOOTER_PPRINT();
}
static void pprint_get_mem()
{
glibtop_mem buf;
glibtop_get_mem(&buf);
HEADER_PPRINT(glibtop_get_mem);
PPRINT(flags, "%#llx");
PPRINT(total, "%llu");
PPRINT(used, "%llu");
PPRINT(free, "%llu");
PPRINT(shared, "%llu");
PPRINT(buffer, "%llu");
PPRINT(cached, "%llu");
PPRINT(user, "%llu");
PPRINT(locked, "%llu");
FOOTER_PPRINT();
}
static void pprint_get_mountlist(gboolean allfs)
{
glibtop_mountlist buf;
glibtop_mountentry *entries;
size_t i;
entries = glibtop_get_mountlist(&buf, allfs);
HEADER_PPRINT(glibtop_get_mountlist);
PPRINT(flags, "%#llx");
PPRINT(number, "%llu");
PPRINT(total, "%llu");
PPRINT(size, "%llu");
printf("\t%4llu B entries[%llu] = \n\t\t{\n", buf.total, buf.number);
for(i = 0; i < buf.number; ++i)
{
printf("\t\t .%lu = { .dev = %#llx,"
" .devname = \"%s\","
" .mountir = \"%s\","
" .type = \"%s\" }\n",
(unsigned long) i, entries[i].dev,
entries[i].devname,
entries[i].mountdir,
entries[i].type);
}
printf("\t\t}\n");
FOOTER_PPRINT();
g_free(entries);
}
static void pprint_get_msg_limits()
{
glibtop_msg_limits buf;
glibtop_get_msg_limits(&buf);
HEADER_PPRINT(glibtop_get_msg_limits);
PPRINT(flags, "%#llx");
PPRINT(msgpool, "%llu");
PPRINT(msgmap, "%llu");
PPRINT(msgmax, "%llu");
PPRINT(msgmnb, "%llu");
PPRINT(msgmni, "%llu");
PPRINT(msgssz, "%llu");
PPRINT(msgtql, "%llu");
FOOTER_PPRINT();
}
static void pprint_get_netload(const char *iface)
{
glibtop_netload buf;
glibtop_get_netload(&buf, iface);
HEADER_PPRINT(glibtop_get_netload);
FOOTER_PPRINT();
}
static void pprint_get_uptime()
{
glibtop_uptime buf;
glibtop_get_uptime(&buf);
HEADER_PPRINT(glibtop_get_uptime);
PPRINT(flags, "%#llx");
PPRINT(uptime, "%f");
PPRINT(idletime, "%f");
PPRINT(boot_time, "%llu");
FOOTER_PPRINT();
}
int main()
{
pprint_get_cpu();
pprint_get_fsusage("/");
pprint_get_loadavg();
pprint_get_mem();
pprint_get_mountlist(TRUE);
pprint_get_mountlist(FALSE);
pprint_get_msg_limits();
pprint_get_netload("lo");
pprint_get_uptime();
return 0;
}
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