From e80aeb969524acf070170d4224b8fb660e6c19f6 Mon Sep 17 00:00:00 2001
From: Martin Holst Swende <martin@swende.se>
Date: Sat, 14 Feb 2015 21:30:26 +0100
Subject: [PATCH] Started iclass emulator support on device side. Not
 functional yet

---
 armsrc/BigBuf.c  | 13 +++++++++++++
 armsrc/BigBuf.h  |  1 +
 armsrc/appmain.c |  3 +++
 3 files changed, 17 insertions(+)

diff --git a/armsrc/BigBuf.c b/armsrc/BigBuf.c
index 0c666bce..703ade65 100644
--- a/armsrc/BigBuf.c
+++ b/armsrc/BigBuf.c
@@ -224,3 +224,16 @@ int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwP
 
 	return TRUE;
 }
+// Emulator memory
+uint8_t emlSet(uint8_t *data, uint32_t offset, uint32_t length){
+	uint8_t* mem = BigBuf_get_EM_addr();
+	if(offset+length < CARD_MEMORY_SIZE)
+	{
+		memcpy(mem+offset, data, length);
+		return 0;
+	}else
+	{
+		Dbprintf("Error, trying to set memory outside of bounds! %d  > %d", (offset+length), CARD_MEMORY_SIZE);
+		return 1;
+	}
+}
diff --git a/armsrc/BigBuf.h b/armsrc/BigBuf.h
index be558979..b44a1263 100644
--- a/armsrc/BigBuf.h
+++ b/armsrc/BigBuf.h
@@ -34,4 +34,5 @@ void clear_trace();
 void set_tracing(bool enable);
 bool RAMFUNC LogTrace(const uint8_t *btBytes, uint16_t iLen, uint32_t timestamp_start, uint32_t timestamp_end, uint8_t *parity, bool readerToTag);
 int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader);
+uint8_t emlSet(uint8_t *data, uint32_t offset, uint32_t length);
 #endif /* __BIGBUF_H */
diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index 43f1df02..3da34777 100644
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -900,6 +900,9 @@ void UsbPacketReceived(uint8_t *packet, int len)
 		case CMD_READER_ICLASS_REPLAY:
 		    ReaderIClass_Replay(c->arg[0], c->d.asBytes);
 			break;
+	case CMD_ICLASS_EML_MEMSET:
+			emlSet(c->d.asBytes,c->arg[0], c->arg[1]);
+			break;
 #endif
 
 		case CMD_SIMULATE_TAG_HF_LISTEN:
-- 
2.39.2