add "-v" and "-f" options to lspcidrake for (v)erbose mode and (f)ull probe

1 files changed, 42 insertions, 3 deletions

diff --git a/lspcidrake.c b/lspcidrake.c
index 4bb987f..b17d184 100644
--- a/lspcidrake.c
+++ b/lspcidrake.c
@@ -3,15 +3,41 @@
 #include <string.h>
 #include "libldetect.h"
 
+int verboze = 0;
+int full_probe = 0;
+
+void usage(void) {
+  printf("usage: lspcidrake [-v] [-f]\n");
+  exit(0);
+}
+
+void print_name(struct pciusb_entry e) {
+  printf("%-16s: ", e.module ? e.module : "unknown");
+  if (e.text)
+    printf(e.text);
+  else
+    printf("unknown (%04x/%04x/%04x/%04x)", e.vendor, e.device, e.subvendor, e.subdevice);
+}
+
+void print_id(struct pciusb_entry e) {
+  if (verboze && e.text) {
+    printf(" (vendor:%04x device:%04x", e.vendor, e.device);
+    if (e.subvendor != 0xffff || e.subdevice != 0xffff)
+      printf(" subv:%04x subd:%04x", e.subvendor, e.subdevice);
+    printf(")");
+  }
+}
+
 void pci_printit(struct pciusb_entries entries) {
   int i;
   for (i = 0; i < entries.nb; i++) {
     struct pciusb_entry e = entries.entries[i];
-    printf("%-16s: %s", e.module ? e.module : "unknown", e.text);
+    print_name(e);
     if (e.class) {
       const char *class = pci_class2text(e.class);
       if (strcmp(class, "NOT_DEFINED") != 0) printf(" [%s]", class);
     }
+    print_id(e);
     printf("\n");
   }
 }
@@ -20,15 +46,28 @@ void usb_printit(struct pciusb_entries entries) {
   int i;
   for (i = 0; i < entries.nb; i++) {
     struct pciusb_entry e = entries.entries[i];
-    printf("%-16s: %s", e.module ? e.module : "unknown", e.text);
+    print_name(e);
     if (e.class) printf(" [%s]", usb_class2text(e.class));
+    print_id(e);
     printf("\n");
   }
 }
 
 int main(int argc, char **argv) {
+  char ** ptr = argv;
+  while (ptr && *ptr) {
+    if (!strcmp(*ptr, "-h") || !strcmp(*ptr, "--help"))
+      usage();
+    if (!strcmp(*ptr, "-v")) {
+      verboze = 1;
+      full_probe = 1;
+    }
+    if (!strcmp(*ptr, "-f"))
+      full_probe = 1;
+    ptr++;
+  }
   {
-    struct pciusb_entries entries = pci_probe(0);
+    struct pciusb_entries entries = pci_probe(full_probe);
     pci_printit(entries);
     pciusb_free(entries);
   }