devices/usb: Add USB interfaces and device icons

* devices/usb: Added support for USB interfaces

* devices/usb: added icons for usb devices

* tabs -> spaces

1 files changed, 111 insertions, 4 deletions

diff --git a/modules/devices/usb.c b/modules/devices/usb.c
index fe6ce01d..bf1c1762 100644
--- a/modules/devices/usb.c
+++ b/modules/devices/usb.c
@@ -23,12 +23,87 @@
 #include "usb_util.h"
 
 gchar *usb_list = NULL;
+gchar *usb_icons = NULL;
 
 #define UNKIFNULL_AC(f) (f != NULL) ? f : _("(Unknown)");
+#define IARR_END -2
+#define IARR_ANY -1
+
+static struct {
+    int class;
+    char *icon;
+} usb_class_icons[] = {
+    { 0x1, "audio"},            /* Audio  */
+    { 0x2, "modem"},            /* Communications and CDC Control */
+    { 0x3, "inputdevices"},     /* HID (Human Interface Device) */
+    { 0x6, "camera-photo"},     /* Still Imaging */
+    { 0x7, "printer"},          /* Printer */
+    { 0x8, "media-removable"},  /* Mass storage */
+    { 0x9, "module"},           /* Hub */
+    { 0xe, "camera-web"},       /* Video */
+    {IARR_END, NULL}
+};
+
+static struct {
+    int class, subclass, protocol;
+    char *icon;
+} usb_type_icons[] = {
+    { 0x2,          0x6, IARR_ANY, "network-interface"},  /* Ethernet Networking Control Model */
+    { 0x3,          0x1,      0x1, "keyboard"},           /* Keyboard */
+    { 0x3,          0x1,      0x2, "mouse"},              /* Mouse */
+    {0xe0,          0x1,      0x1, "bluetooth"},          /* Bluetooth Programming Interface */
+    {IARR_END, IARR_END, IARR_END, NULL},
+};
+
+static const char* get_class_icon(int class){
+    int i = 0;
+    while (usb_class_icons[i].class != IARR_END) {
+        if (usb_class_icons[i].class == class) {
+            return usb_class_icons[i].icon;
+        }
+        i++;
+    }
+    return NULL;
+}
+
+static const char* get_usbif_icon(const usbi *usbif) {
+    int i = 0;
+    while (usb_type_icons[i].class != IARR_END) {
+        if (usb_type_icons[i].class == usbif->if_class && usb_type_icons[i].subclass == usbif->if_subclass &&
+            (usb_type_icons[i].protocol == IARR_ANY || usb_type_icons[i].protocol == usbif->if_protocol)) {
+
+            return usb_type_icons[i].icon;
+        }
+        i++;
+    }
+
+    return get_class_icon(usbif->if_class);
+}
+
+static const char* get_usbdev_icon(const usbd *u) {
+    const char * icon = NULL;
+    usbi *curr_if;
+
+    curr_if = u->if_list;
+    while (icon == NULL && curr_if != NULL){
+        icon = get_usbif_icon(curr_if);
+        curr_if = curr_if->next;
+    }
+
+    if (icon == NULL){
+        icon = get_class_icon(u->dev_class);
+    }
+
+    return icon;
+}
 
 static void _usb_dev(const usbd *u) {
-    gchar *name, *key, *v_str, *str;
+    gchar *name, *key, *v_str, *label, *str;
     gchar *product, *vendor, *dev_class_str, *dev_subclass_str; /* don't free */
+    gchar *if_class_str, *if_subclass_str, *if_protocol_str;    /* don't free */
+    gchar *interfaces = strdup("");
+    usbi *i;
+    const char* icon;
 
     vendor = UNKIFNULL_AC(u->vendor);
     product = UNKIFNULL_AC(u->product);
@@ -37,8 +112,11 @@ static void _usb_dev(const usbd *u) {
 
     name = g_strdup_printf("%s %s", vendor, product);
     key = g_strdup_printf("USB%03d:%03d:%03d", u->bus, u->dev, 0);
+    label = g_strdup_printf("%03d:%03d", u->bus, u->dev);
+    icon = get_usbdev_icon(u);
 
-    usb_list = h_strdup_cprintf("$%s$%03d:%03d=%s\n", usb_list, key, u->bus, u->dev, name);
+    usb_list = h_strdup_cprintf("$%s$%s=%s\n", usb_list, key, label, name);
+    usb_icons = h_strdup_cprintf("Icon$%s$%s=%s.png\n", usb_icons, key, label, icon ? icon: "usb");
 
     const gchar *v_url = vendor_get_url(vendor);
     const gchar *v_name = vendor_get_name(vendor);
@@ -48,6 +126,27 @@ static void _usb_dev(const usbd *u) {
         v_str = g_strdup_printf("%s", vendor );
     }
 
+    if (u->if_list != NULL) {
+        i = u->if_list;
+        while (i != NULL){
+            if_class_str = UNKIFNULL_AC(i->if_class_str);
+            if_subclass_str = UNKIFNULL_AC(i->if_subclass_str);
+            if_protocol_str = UNKIFNULL_AC(i->if_protocol_str);
+
+            interfaces = h_strdup_cprintf("[%s %d]\n"
+                /* Class */       "%s=[%d] %s\n"
+                /* Sub-class */   "%s=[%d] %s\n"
+                /* Protocol */    "%s=[%d] %s\n",
+                    interfaces,
+                    _("Interface"), i->if_number,
+                    _("Class"), i->if_class, if_class_str,
+                    _("Sub-class"), i->if_subclass, if_subclass_str,
+                    _("Protocol"), i->if_protocol, if_protocol_str
+                );
+            i = i->next;
+        }
+    }
+
     str = g_strdup_printf("[%s]\n"
              /* Product */      "%s=[0x%04x] %s\n"
              /* Manufacturer */ "%s=[0x%04x] %s\n"
@@ -58,7 +157,8 @@ static void _usb_dev(const usbd *u) {
              /* Dev Version */ "%s=%s\n"
                             "[%s]\n"
              /* Bus */         "%s=%03d\n"
-             /* Device */      "%s=%03d\n",
+             /* Device */      "%s=%03d\n"
+             /* Interfaces */  "%s",
                 _("Device Information"),
                 _("Product"), u->product_id, product,
                 _("Vendor"), u->vendor_id, v_str,
@@ -69,7 +169,8 @@ static void _usb_dev(const usbd *u) {
                 _("Device Version"), u->device_version,
                 _("Connection"),
                 _("Bus"), u->bus,
-                _("Device"), u->dev
+                _("Device"), u->dev,
+                interfaces
                 );
 
     moreinfo_add_with_prefix("DEV", key, str); /* str now owned by morinfo */
@@ -77,6 +178,8 @@ static void _usb_dev(const usbd *u) {
     g_free(v_str);
     g_free(name);
     g_free(key);
+    g_free(label);
+    g_free(interfaces);
 }
 
 void __scan_usb(void) {
@@ -89,6 +192,10 @@ void __scan_usb(void) {
         moreinfo_del_with_prefix("DEV:USB");
         g_free(usb_list);
     }
+    if (usb_icons){
+       g_free(usb_icons);
+       usb_icons = NULL;
+    }
     usb_list = g_strdup_printf("[%s]\n", _("USB Devices"));
 
     if (c > 0) {