From b125097a0715da4309b54aee7b32bc9a79f2c01b Mon Sep 17 00:00:00 2001
From: Denis Ahrens <denis@h3q.com>
Date: Thu, 31 Jan 2013 20:31:11 +0100
Subject: [PATCH] add support for the sp78 format

---
 smc-command/smc.c | 7 +++++++
 smc-command/smc.h | 3 ++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/smc-command/smc.c b/smc-command/smc.c
index 9b46a1c..9a17e4a 100644
--- a/smc-command/smc.c
+++ b/smc-command/smc.c
@@ -87,6 +87,11 @@ void printUInt(SMCVal_t val)
     printf("%u ", (unsigned int) _strtoul(val.bytes, val.dataSize, 10));
 }
 
+void printSP78(SMCVal_t val)
+{
+    printf("%u.%02u ",  *val.bytes, (*(val.bytes+1)) * 100 / 256);
+}
+
 void printBytesHex(SMCVal_t val)
 {
     int i;
@@ -108,6 +113,8 @@ void printVal(SMCVal_t val)
             printUInt(val);
         else if (strcmp(val.dataType, DATATYPE_FPE2) == 0)
             printFPE2(val);
+		else if (strcmp(val.dataType, DATATYPE_SP78) == 0 && val.dataSize == 2)
+			printSP78(val);
 
         printBytesHex(val);
     }
diff --git a/smc-command/smc.h b/smc-command/smc.h
index f001abf..b6f57ac 100644
--- a/smc-command/smc.h
+++ b/smc-command/smc.h
@@ -42,6 +42,7 @@
 #define DATATYPE_UINT8        "ui8 "
 #define DATATYPE_UINT16       "ui16"
 #define DATATYPE_UINT32       "ui32"
+#define DATATYPE_SP78         "sp78"
 
 typedef struct {
     char                  major;
@@ -65,7 +66,7 @@ typedef struct {
     char                  dataAttributes;
 } SMCKeyData_keyInfo_t;
 
-typedef char              SMCBytes_t[32]; 
+typedef unsigned char              SMCBytes_t[32];
 
 typedef struct {
   UInt32                  key;