Changeset 22975 for titan/plugins/usbreset

Timestamp:

08/22/13 15:18:27 (10 years ago)

Author:

nit

Message:

[titan] update usb reset

Location:

titan/plugins/usbreset

Files:

• usbreset.c (added)
• usbreset.h (modified) (3 diffs)

titan/plugins/usbreset/usbreset.h

@@ -2 +2 @@
 #define USBRESET_H
 
-#define USBRESETPATH "/sys/bus/usb/drivers/usb/unbind"
+#define USBRESETPATH "/sys/bus/usb/drivers/usb"
 #define USBRESETUNBIND USBRESETPATH"/unbind"
 #define USBRESETBIND USBRESETPATH"/bind"
+
+int addusbreset(char* dirname, struct menulist** mlist)
+{
+        int ret = 0;
+        DIR *d;
+        char* tmpstr = NULL;
+
+        //Open the directory specified by dirname
+        d = opendir(dirname);
+
+        //Check it was opened
+        if(! d)
+        {
+                perr("Cannot open directory %s", dirname);
+                return 1;
+        }
+
+        while(1)
+        {
+                struct dirent* entry;
+                int path_length;
+                char path[PATH_MAX];
+
+                snprintf(path, PATH_MAX, "%s", dirname);
+                //Readdir gets subsequent entries from d
+                entry = readdir(d);
+
+                if(!entry) //There are no more entries in this directory, so break out of the while loop
+                        break;
+
+                //See if entry is a subdirectory of d
+                if(entry->d_type == DT_LNK)
+                {
+                        //Check that the directory is not d or d's parent
+                        if(entry->d_name != NULL && ostrcmp(entry->d_name, ".") != 0 && ostrcmp(entry->d_name, "..") != 0)
+                        {
+                                path_length = snprintf(path, PATH_MAX, "%s/%s/product", dirname, entry->d_name);
+                                if(path_length >= PATH_MAX)
+                                {
+                                        err("path length has got too long");
+                                        ret = 1;
+                                        break;
+                                }
+                                
+                                tmpstr = readsys(path, 1);
+                                if(tmpstr != NULL && path[1] == '-')
+                                {
+                                        tmpstr = ostract(tmpstr, " (", 1, 0);
+                                        tmpstr = ostract(tmpstr, entry->d_name, 1, 0);
+                                        tmpstr = ostract(tmpstr, ")", 1, 0);
+                                        struct menulist* m = addmenulist(mlist, tmpstr, NULL, NULL, 0, 0);
+                                        changemenulistparam(m, entry->d_name, NULL);
+                                }
+                                free(tmpstr); tmpstr = NULL;
+                                
+                        }
+                }
+        }
+
+        //After going through all the entries, close the directory
+        if(d && closedir(d))
+        {
+                perr("Could not close %s", dirname);
+                ret = 1;
+        }
+
+        return ret;
+}
 
 void screenusbreset()
@@ -12 +80 @@
         struct skin* load = getscreen("loading");
         
-        // /sys/bus/usb/drivers/usb/unbind
-        // /sys/bus/usb/drivers/usb/1-1/product
-        
-        tmpstr = readsys("", 1);
-        addmenulist(&mlist, tmpstr, NULL, NULL, 0, 0);
-        free(tmpstr); tmpstr = NULL;
+        addusbreset(USBRESETPATH, &mlist);
         
         mbox = menulistbox(mlist, NULL, "USB Reset", NULL, NULL, 1, 0);
@@ -23 +86 @@
         if(mbox != NULL)
         {
-                drawscreen(load, 0, 0);
+                if(mbox->param != NULL)
+                {
+                        drawscreen(load, 0, 0);
+                
+                        writesys(USBRESETUNBIND, mbox->param, 0); //unbind
+                        sleep(2);
+                        writesys(USBRESETBIND, mbox->param, 0); //bind
+                        
+                        clearscreen(load);
+                }
+        }
         
-                writesys(USBRESETUNBIND, value, 0); //unbind
-                sleep(1);
-                writesys(USBRESETBIND, value, 0); //bind
-                
-                clearscreen(load);
-        }
+        freemenulist(mlist, 1); mlist = NULL;
 }