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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "libldetect.h"
#include "libldetect-private.h"
#include "common.h"
static void pci_find_modules(struct pciusb_entries entries) {
pciusb_find_modules(entries, "/usr/share/ldetect-lst/pcitable");
}
extern struct pciusb_entries pci_probe(int probe_type) {
FILE *f;
char buf[512];
unsigned short devbusfn;
unsigned int id;
struct pciusb_entry t[100];
struct pciusb_entries r;
if (!(f = fopen("/proc/bus/pci/devices", "r"))) exit(1);
for (r.nb = 0; fgets(buf, sizeof(buf) - 1, f) && r.nb < psizeof(t); r.nb++) {
struct pciusb_entry e;
pciusb_initialize(&e);
sscanf(buf, "%hx %x", &devbusfn, &id);
e.vendor = id >> 16;
e.device = id & 0xffff;
{
char file[25];
FILE *f;
snprintf(file, sizeof(file), "/proc/bus/pci/%02x/%02x.%d", devbusfn >> 8, (devbusfn & 0xff) >> 3, (devbusfn & 0xff) & 0x7);
if (probe_type && (f = fopen(file, "r"))) {
if (fseek(f, 10, SEEK_SET) == 0)
fread(&e.class, 2, 1, f);
if (fseek(f, 0x2c, SEEK_SET) == 0)
fread(&e.subvendor, 2, 1, f), fread(&e.subdevice, 2, 1, f);
if ((e.subvendor == 0 && e.subdevice == 0) ||
(e.subvendor == e.vendor && e.subdevice == e.device)) {
e.subvendor = 0xffff;
e.subdevice = 0xffff;
}
}
}
t[r.nb] = e;
}
fclose(f);
r.entries = memdup(t, sizeof(struct pciusb_entry) * r.nb);
pci_find_modules(r);
return r;
}
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