From fca326f1368d44e0bc63aa2b79c7babf35509260 Mon Sep 17 00:00:00 2001
From: Damien Zammit <damien@zamaudio.com>
Date: Sat, 8 Aug 2015 14:34:17 +1000
Subject: PT5 initial commit

Signed-off-by: Damien Zammit <damien@zamaudio.com>
---
 Makefile     |  6 ++++--
 ptfformat.cc | 36 +++++++++++++++++++++++++++++++-----
 ptfformat.h  | 12 ++++++++----
 3 files changed, 43 insertions(+), 11 deletions(-)

diff --git a/Makefile b/Makefile
index 4f76078..c11adbd 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,7 @@
+STRICT=-Wall -Wcast-align -Wextra -Wwrite-strings -Wunsafe-loop-optimizations -Wlogical-op
+
 all:
-	$(CXX) -o ptftool -g -Wall ptftool.cc ptfformat.cc
-	$(CXX) -o ptunxor -g -Wall ptunxor.cc ptfformat.cc
+	$(CXX) -o ptftool -g ${STRICT} ptftool.cc ptfformat.cc
+	$(CXX) -o ptunxor -g ${STRICT} ptunxor.cc ptfformat.cc
 clean:
 	rm ptftool ptunxor
diff --git a/ptfformat.cc b/ptfformat.cc
index 652024e..dbe0539 100644
--- a/ptfformat.cc
+++ b/ptfformat.cc
@@ -37,7 +37,7 @@ static const uint32_t xorlut[16] = {
 	0xbab0b0ba, 0xb0abaaba, 0xba0aabaa, 0xbaaaaaaa
 };
 
-static const uint32_t swapbytes32 (const uint32_t v) {
+static uint32_t swapbytes32 (const uint32_t v) {
 	uint32_t rv = 0;
 	rv |= ((v >>  0) & 0xf) << 28;
 	rv |= ((v >>  4) & 0xf) << 24;
@@ -50,7 +50,7 @@ static const uint32_t swapbytes32 (const uint32_t v) {
 	return rv;
 }
 
-static const uint64_t gen_secret (int i) {
+static uint64_t gen_secret (int i) {
 	assert (i > 0 && i < 256);
 	int iwrap = i & 0x7f; // wrap at 0x80;
 	uint32_t xor_lo = 0;  // 0x40 flag
@@ -128,7 +128,7 @@ PTFFormat::load(std::string path, int64_t targetsr) {
 	fread(&c0, 1, 1, fp);
 	fread(&c1, 1, 1, fp);
 
-	// For version 7 support:
+	// For version <= 7 support:
 	version = c0 & 0x0f;
 	c0 = c0 & 0xc0;
 
@@ -296,7 +296,12 @@ void
 PTFFormat::parse(void) {
 	version = (version == 0) ? ptfunxored[61] : version;
 
-	if (version == 7) {
+	if (version == 5) {
+		parse5header();
+		setrates();
+		parseaudio();
+		parserest89();
+	} else if (version == 7) {
 		parse7header();
 		setrates();
 		parseaudio();
@@ -330,6 +335,27 @@ PTFFormat::setrates(void) {
 	}
 }
 
+void
+PTFFormat::parse5header(void) {
+	int k;
+
+	// Find session sample rate
+	k = 0x100;
+	while (k < len) {
+		if (		(ptfunxored[k  ] == 0x5a) &&
+				(ptfunxored[k+1] == 0x00) &&
+				(ptfunxored[k+2] == 0x02)) {
+			break;
+		}
+		k++;
+	}
+
+	sessionrate = 0;
+	sessionrate |= ptfunxored[k+12] << 16;
+	sessionrate |= ptfunxored[k+13] << 8;
+	sessionrate |= ptfunxored[k+14];
+}
+
 void
 PTFFormat::parse7header(void) {
 	int k;
@@ -474,7 +500,7 @@ PTFFormat::parseaudio(void) {
 
 			std::string wave = string(wavname);
 			std::reverse(wave.begin(), wave.end());
-			wav_t f = { wave, (uint16_t)(numberofwavs - 1), 0 };
+			wav_t f = { wave, (uint16_t)(numberofwavs - 1), 0, 0 };
 
 			if (foundin(wave, string(".grp"))) {
 				continue;
diff --git a/ptfformat.h b/ptfformat.h
index 2cd855f..156a5bf 100644
--- a/ptfformat.h
+++ b/ptfformat.h
@@ -75,8 +75,10 @@ public:
 		std::vector<track_t>::iterator begin = tr.begin();
 		std::vector<track_t>::iterator finish = tr.end();
 		std::vector<track_t>::iterator found;
-
-		track_t f = { std::string(""), index };
+	
+		wav_t w = { std::string(""), 0, 0, 0 };
+		region_t r = { std::string(""), 0, 0, 0, 0, w };
+		track_t f = { std::string(""), index, 0, r };
 
 		if ((found = std::find(begin, finish, f)) != finish) {
 			return true;
@@ -89,7 +91,8 @@ public:
 		std::vector<region_t>::iterator finish = reg.end();
 		std::vector<region_t>::iterator found;
 
-		region_t r = { std::string(""), index };
+		wav_t w = { std::string(""), 0, 0, 0 };
+		region_t r = { std::string(""), index, 0, 0, 0, w };
 
 		if ((found = std::find(begin, finish, r)) != finish) {
 			return true;
@@ -102,7 +105,7 @@ public:
 		std::vector<wav_t>::iterator finish = wv.end();
 		std::vector<wav_t>::iterator found;
 
-		wav_t w = { std::string(""), index };
+		wav_t w = { std::string(""), index, 0, 0 };
 
 		if ((found = std::find(begin, finish, w)) != finish) {
 			return true;
@@ -124,6 +127,7 @@ private:
 	void parse(void);
 	void unxor10(void);
 	void setrates(void);
+	void parse5header(void);
 	void parse7header(void);
 	void parse8header(void);
 	void parse9header(void);
-- 
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