X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=uart.h;h=946ed38aa618e0d3bcb6b8643031330880aad2f8;hb=e5a49deb52521f019e37779d6e9d81ec4f02aba4;hp=e8e3b202ebf2a580b0119212b812152f4cf8ec48;hpb=3c995d0a8faeb9d37927d48e20fc45d839e066ea;p=avr-crypto-lib.git

diff --git a/uart.h b/uart.h
index e8e3b20..946ed38 100644
--- a/uart.h
+++ b/uart.h
@@ -1,3 +1,21 @@
+/* uart.h */
+/*
+    This file is part of the AVR-Crypto-Lib.
+    Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
 #ifndef UART_H
 #define UART_H
 
@@ -24,14 +42,16 @@ void uart_init(void);
 void uart_putc(char c);
 void uart_putstr(char * str);
 void uart_putstr_P(PGM_P str);
-void uart_hexdump(void* buf, int len);
+void uart_hexdump(const void* buf, int len);
 
 char uart_getc(void);
-char uart_getc_nb(char *c);		// returns 1 on success
+char uart_getc_nb(char *c);		/* returns 1 on success */
 
-//get one Cariage return terminated line
-//echo charakters back on Uart
-//returns buffer with zero terminated line on success, 0 pointer otherwise
+/*
+  get one Cariage return terminated line
+  echo charakters back on Uart
+  returns buffer with zero terminated line on success, 0 pointer otherwise
+*/
 char * uart_getline_nb(void);
 
 #endif