Initial commit.

git-svn-id: https://vsmartcard.svn.sourceforge.net/svnroot/vsmartcard@1 96b47cad-a561-4643-ad3b-153ac7d7599c

ccid/usbstring.h

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+/*
+ * (c) Copyright 2003 by David Brownell
+ * All Rights Reserved.
+ *
+ * This software is licensed under the GNU LGPL version 2.
+ */
+
+/* utility to simplify dealing with string descriptors */
+
+/**
+ * struct usb_string - wraps a C string and its USB id
+ * @id: the (nonzero) ID for this string
+ * @s: the string, in UTF-8 encoding
+ *
+ * If you're using usb_gadget_get_string(), use this to wrap a string
+ * together with its ID.
+ */
+struct usb_string {
+	__u8			id;
+	const char		*s;
+};
+
+/**
+ * struct usb_gadget_strings - a set of USB strings in a given language
+ * @language: identifies the strings' language (0x0409 for en-us)
+ * @strings: array of strings with their ids
+ *
+ * If you're using usb_gadget_get_string(), use this to wrap all the
+ * strings for a given language.
+ */
+struct usb_gadget_strings {
+	__u16			language;	/* 0x0409 for en-us */
+	struct usb_string	*strings;
+};
+
+/* put descriptor for string with that id into buf (buflen >= 256) */
+int usb_gadget_get_string (struct usb_gadget_strings *table, int id, __u8 *buf);
+