gboolean __scan_usb_procfs(void)
{
FILE *dev;
gchar buffer[128];
gchar *tmp, *manuf = NULL, *product = NULL, *mxpwr;
gint bus, level, port = 0, classid = 0, trash;
gint vendor, prodid;
gfloat ver, rev, speed;
int n = 0;
dev = fopen("/proc/bus/usb/devices", "r");
if (!dev)
return 0;
if (usb_list) {
moreinfo_del_with_prefix("DEV:USB");
g_free(usb_list);
}
usb_list = g_strdup("[USB Devices]\n");
while (fgets(buffer, 128, dev)) {
tmp = buffer;
switch (*tmp) {
case 'T':
sscanf(tmp,
"T: Bus=%d Lev=%d Prnt=%d Port=%d Cnt=%d Dev#=%d Spd=%f",
&bus, &level, &trash, &port, &trash, &trash, &speed);
break;
case 'D':
sscanf(tmp, "D: Ver=%f Cls=%x", &ver, &classid);
break;
case 'P':
sscanf(tmp, "P: Vendor=%x ProdID=%x Rev=%f",
&vendor, &prodid, &rev);
break;
case 'S':
if (strstr(tmp, "Manufacturer=")) {
manuf = g_strdup(strchr(tmp, '=') + 1);
remove_linefeed(manuf);
} else if (strstr(tmp, "Product=")) {
product = g_strdup(strchr(tmp, '=') + 1);
remove_linefeed(product);
}
break;
case 'C':
mxpwr = strstr(buffer, "MxPwr=") + 6;
tmp = g_strdup_printf("USB%d", ++n);
if (product && *product == '\0') {
g_free(product);
if (classid == 9) {
product = g_strdup_printf("USB %.2f Hub", ver);
} else {
product =
g_strdup_printf
("Unknown USB %.2f Device (class %d)", ver,
classid);
}
}
if (classid == 9) { /* hub */
usb_list = h_strdup_cprintf("[%s#%d]\n",
usb_list, product, n);
} else { /* everything else */
usb_list = h_strdup_cprintf("$%s$%s=\n",
usb_list, tmp, product);
const gchar *url = vendor_get_url(manuf);
if (url) {
gchar *tmp =
g_strdup_printf("%s (%s)", vendor_get_name(manuf),
url);
g_free(manuf);
manuf = tmp;
}
gchar *strhash = g_strdup_printf("[Device Information]\n"
"Product=%s\n",
product);
if (manuf && strlen(manuf))
strhash = h_strdup_cprintf("Manufacturer=%s\n",
strhash, manuf);
strhash = h_strdup_cprintf("[Port #%d]\n"
"Speed=%.2fMbit/s\n"
"Max Current=%s\n"
"[Misc]\n"
"USB Version=%.2f\n"
"Revision=%.2f\n"
"Class=0x%x\n"
"Vendor=0x%x\n"
"Product ID=0x%x\n"
"Bus=%d\n" "Level=%d\n",
strhash,
port, speed, mxpwr,
ver, rev, classid,
vendor, prodid, bus, level);
moreinfo_add_with_prefix("DEV", tmp, strhash);
g_free(tmp);
}
g_free(manuf);
g_free(product);
manuf = g_strdup("");
product = g_strdup("");
port = classid = 0;
}
}
fclose(dev);
return n > 0;
}
static void read_sensor_labels(gchar * driver)
{
FILE *conf;
gchar buf[256], *line, *p;
gboolean lock = FALSE;
gint i;
sensor_labels = g_hash_table_new_full(g_str_hash, g_str_equal,
g_free, g_free);
sensor_compute = g_hash_table_new(g_str_hash, g_str_equal);
/* Try to open lm-sensors config file sensors3.conf */
conf = fopen("/etc/sensors3.conf", "r");
/* If it fails, try to open sensors.conf */
if (!conf) conf = fopen("/etc/sensors.conf", "r");
if (!conf) {
/* Cannot open config file. */
return;
}
while (fgets(buf, 256, conf)) {
line = buf;
remove_linefeed(line);
strend(line, '#');
if (*line == '\0') {
continue;
} else if (lock && strstr(line, "label")) { /* label lines */
gchar **names = g_strsplit(strstr(line, "label") + 5, " ", 0);
gchar *name = NULL, *value = NULL;
for (i = 0; names[i]; i++) {
if (names[i][0] == '\0')
continue;
if (!name)
name = g_strdup(names[i]);
else if (!value)
value = g_strdup(names[i]);
else
value = g_strconcat(value, " ", names[i], NULL);
}
remove_quotes(value);
g_hash_table_insert(sensor_labels, name, value);
g_strfreev(names);
} else if (lock && strstr(line, "ignore")) { /* ignore lines */
p = strstr(line, "ignore") + 6;
if (!strchr(p, ' '))
continue;
while (*p == ' ')
p++;
g_hash_table_insert(sensor_labels, g_strdup(p), "ignore");
} else if (lock && strstr(line, "compute")) { /* compute lines */
gchar **formulas =
g_strsplit(strstr(line, "compute") + 7, " ", 0);
gchar *name = NULL, *formula = NULL;
for (i = 0; formulas[i]; i++) {
if (formulas[i][0] == '\0')
continue;
if (formulas[i][0] == ',')
break;
if (!name)
name = g_strdup(formulas[i]);
else if (!formula)
formula = g_strdup(formulas[i]);
else
formula = g_strconcat(formula, formulas[i], NULL);
}
g_strfreev(formulas);
g_hash_table_insert(sensor_compute, name,
math_string_to_postfix(formula));
} else if (g_str_has_prefix(line, "chip")) { /* chip lines (delimiter) */
if (lock == FALSE) {
gchar **chips = g_strsplit(line, " ", 0);
for (i = 1; chips[i]; i++) {
strend(chips[i], '*');
if (g_str_has_prefix(chips[i] + 1, driver)) {
lock = TRUE;
break;
}
}
g_strfreev(chips);
} else {
break;
}
}
}
fclose(conf);
}