From b79c0c437735df2ca5a194a1ef0bf6608573d0f5 Mon Sep 17 00:00:00 2001
From: gperson <guillaume.person@polytech-lille.net>
Date: Thu, 5 Nov 2020 15:39:37 +0100
Subject: [PATCH] ajout de code,Verifications de compilation

---
 src/GetUsbInfos.c | 41 +++++++++++++++++++++++++++++++++++++++--
 1 file changed, 39 insertions(+), 2 deletions(-)

diff --git a/src/GetUsbInfos.c b/src/GetUsbInfos.c
index 7cdee8b..db7c30a 100644
--- a/src/GetUsbInfos.c
+++ b/src/GetUsbInfos.c
@@ -1,10 +1,47 @@
 #include <stdio.h>
 #include <libusb-1.0/libusb.h>
+#include <stdlib.h>
+
+
+
+
+
 
 int main(){
-	return 0;
-}
 
 
 
 
+
+
+//initiate the usb thing
+
+	libusb_context *context;
+	int status=libusb_init(&context);
+	if(status!=0) {perror("libusb_init"); exit(-1);}
+	/* ... some code ... */
+	libusb_exit(context);
+	
+// actually enumerates all the usb and gives some infos abot the usb things
+
+	libusb_device **list;
+	ssize_t count=libusb_get_device_list(context,&list);
+	if(count<0) {perror("libusb_get_device_list"); exit(-1);}
+	ssize_t i=0;
+	for(i=0;i<count;i++){
+	  libusb_device *device=list[i];
+	  struct libusb_device_descriptor desc;
+	  
+	  int status=libusb_get_device_descriptor(device,&desc);
+	  if(status!=0) continue;
+
+	  uint8_t bus=libusb_get_bus_number(device);
+	  uint8_t address=libusb_get_device_address(device);
+
+    	  printf("Device Found @ (Bus:Address) %d:%d\n",bus,address);
+	  printf("Vendor ID 0x0%x\n",desc.idVendor);
+	  printf("Product ID 0x0%x\n",desc.idProduct);
+			    }
+	  libusb_free_device_list(list,1);
+	  return 0;
+}
--
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