Multiple USB-CDC changes (attempt 6) (#439)
[proxmark3-svn] / common / usb_cdc.c
index 56690ad87f69c42a095a2f515341dbf44304f858..91a63cf3c8cfd8984d8f055411273bf085d85b70 100644 (file)
 #define AT91C_EP_OUT_SIZE 0x40\r
 #define AT91C_EP_IN_SIZE  0x40\r
 \r
+// Language must always be 0.\r
+#define STR_LANGUAGE_CODES 0x00\r
+#define STR_MANUFACTURER   0x01\r
+#define STR_PRODUCT        0x02\r
+\r
 static const char devDescriptor[] = {\r
        /* Device descriptor */\r
        0x12,      // bLength\r
@@ -56,8 +61,8 @@ static const char devDescriptor[] = {
        0xc4,0x9a, // Vendor ID (0x9ac4 = J. Westhues)\r
        0x8f,0x4b, // Product ID (0x4b8f = Proxmark-3 RFID Instrument)\r
        0x01,0x00, // Device release number (0001)\r
-       0x01,      // iManufacturer\r
-       0x02,      // iProduct\r
+       STR_MANUFACTURER,  // iManufacturer\r
+       STR_PRODUCT,       // iProduct\r
        0x00,      // iSerialNumber\r
        0x01       // bNumConfigs\r
 };\r
@@ -157,7 +162,9 @@ static const char StrDescLanguageCodes[] = {
   0x03,                        // Type is string\r
   0x09, 0x04   // supported language Code 0 = 0x0409 (English)\r
 };\r
-       \r
+\r
+// Note: ModemManager (Linux) ignores Proxmark3 devices by matching the\r
+// manufacturer string "proxmark.org". Don't change this.\r
 static const char StrDescManufacturer[] = {\r
   26,                  // Length\r
   0x03,                        // Type is string\r
@@ -182,20 +189,18 @@ static const char StrDescProduct[] = {
   'M', 0x00,\r
   '3', 0x00\r
 };\r
-       \r
-static const char* const pStrings[] =\r
-{\r
-    StrDescLanguageCodes,\r
-    StrDescManufacturer,\r
-       StrDescProduct\r
-};\r
 \r
 const char* getStringDescriptor(uint8_t idx)\r
 {\r
-    if(idx >= (sizeof(pStrings) / sizeof(pStrings[0]))) {\r
-        return(NULL);\r
-       } else {\r
-               return(pStrings[idx]);\r
+       switch (idx) {\r
+               case STR_LANGUAGE_CODES:\r
+                       return StrDescLanguageCodes;\r
+               case STR_MANUFACTURER:\r
+                       return StrDescManufacturer;\r
+               case STR_PRODUCT:\r
+                       return StrDescProduct;\r
+               default:\r
+                       return NULL;\r
        }\r
 }\r
 \r
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