diff options
Diffstat (limited to 'music/pokeredmusicdisasm/Parser.cpp')
| -rw-r--r-- | music/pokeredmusicdisasm/Parser.cpp | 300 |
1 files changed, 0 insertions, 300 deletions
diff --git a/music/pokeredmusicdisasm/Parser.cpp b/music/pokeredmusicdisasm/Parser.cpp deleted file mode 100644 index 765766ec..00000000 --- a/music/pokeredmusicdisasm/Parser.cpp +++ /dev/null @@ -1,300 +0,0 @@ -#include <sstream>
-#include "Parser.h"
-using namespace std;
-
-// Constructors
-Parser::Parser()
-{
- rawBytes = 0;
- fileLength = 0;
- filePos = 0;
- stop = false;
- stopAddress = 0;
- force = false;
-}
-
-Parser::Parser(std::string filename)
-{
- rawBytes = 0;
- fileLength = 0;
- filePos = 0;
- stop = false;
- stopAddress = 0;
- force = false;
-
- SetFilename(filename);
-}
-
-// Deconstructors
-Parser::~Parser()
-{
- // Clear out temporary buffer
- delete[] rawBytes;
-
- // Clear out parsed buffer
- for(unsigned int i = 0; i < parsedBytes.size(); i++)
- {
- delete parsedBytes[i];
- }
-}
-
-// Getters / Setters
-string Parser::GetFilename()
-{
- return filename;
-}
-
-void Parser::SetFilename(std::string value)
-{
- filename = value;
- Read();
-}
-
-unsigned int Parser::GetStopAddress()
-{
- return stopAddress;
-}
-
-void Parser::SetStopAddress(unsigned int value)
-{
- stopAddress = value;
-}
-
-bool Parser::GetForce()
-{
- return force;
-}
-
-void Parser::SetForce(bool value)
-{
- force = value;
-}
-
-string Parser::GetParsedAsm()
-{
- string tmpStr;
-
- for(unsigned int i = 0; i < parsedString.size(); i++)
- {
- // Ensure each line isn't already a new-line, this prevents double or tripple empty lines from piling up
- if(parsedString[i] != "\n") tmpStr += parsedString[i] + "\n";
- else tmpStr += parsedString[i];
- }
-
- return tmpStr;
-}
-
-// File Operations
-// Absolutely no error checking at all - likely needs to be done at somepoint
-void Parser::Read()
-{
- // open File
- fstream tmpFile(filename, ios_base::in | ios_base::binary);
-
- // Get Length
- tmpFile.seekg(0, ios::end);
- fileLength = tmpFile.tellg();
- tmpFile.seekg(0, ios::beg);
-
- // Allocate proper memory
- rawBytes = new char[fileLength];
-
- // Read filedata
- tmpFile.read(rawBytes, fileLength);
- tmpFile.close();
-
- rawBytesFixed = (unsigned char*)rawBytes;
-}
-
-// Code Operations
-void Parser::Parse(unsigned int offset)
-{
- filePos = offset;
- ParseNext();
-}
-
-template<class T>
-bool Parser::ParseData(unsigned int& pos, bool reado)
-{
- // Create the class to use if correct and a dummy class for validating
- T* tmpC = 0;
- T dummy;
-
- // If the bytes are this data type then create and save it
- if(dummy.IsValid(&rawBytesFixed[pos]))
- {
- // Ensure this whole opperation isn't read-only (just peeking)
- if(!reado)
- {
- // Initialize the class
- tmpC = new T(&rawBytesFixed[pos]);
-
- // Push it onto the stack and it's assembly generation onto the output class
- parsedBytes.push_back(tmpC); //
- parsedString.push_back(tmpC->GenAsm());
-
- // If the class had any arguments, increment the counter that much forward
- pos += tmpC->Arguments();
- }
- return true; // Let the code know this class was valid
- }
-
- return false; // Let the code know this class wasn't valid
-}
-
-void Parser::ParseNext() // Parses the block immidiately following
-{
- stringstream tmpStr;
- stop = false;
-
- // Smart generation
- bool firstNonNote = false; // (unused so far)First byte wasn't a note or octacve switch, add ";Setup" comment
- bool firstNote = false; // (unused so far) First note or octave
- unsigned char lDataType = DATA_NA;
- bool newBranch = false; // Create a new branch
-
- stringstream pos;
- pos << "; " << hex << uppercase << (unsigned int)filePos;
- parsedString.push_back(pos.str());
-
- unsigned int count = 1; // Counter for processed instructions
- newBranch = true;
- for(unsigned int i = filePos; (i <= fileLength) && (stop == false); i++)
- {
- if(newBranch)
- {
- stringstream _tmpBr;
- _tmpBr << "\n";
- _tmpBr << "UnknSong_md_" << hex << i << ":";
- parsedString.push_back(_tmpBr.str());
-
- _tmpBr.str("");
- newBranch = false;
- }
-
- // First peek to see what kind of data it is, then perform any pre and post setup
- if(ParseData<Call>(i, true))
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<Call>(i);
- lDataType = DATA_CALL;
- }
- else if(ParseData<Duty>(i, true))
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<Duty>(i);
- lDataType = DATA_DUTY;
- }
- else if(ParseData<Jump>(i, true))
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<Jump>(i);
- lDataType = DATA_JUMP;
- }
- else if(ParseData<Modulation>(i, true))
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<Modulation>(i);
- lDataType = DATA_MODULATION;
- }
- else if(ParseData<Note>(i, true))
- {
- // Insert a newline after certain types
- if((lDataType == DATA_UNKCODE) ||
- (lDataType == DATA_UNKEB)) parsedString.push_back("\n");
-
- // If the previous item was a rest note then insert a new line
- else if(lDataType == DATA_NOTE)
- {
- Note* _tmpNote = (Note*)parsedBytes[parsedBytes.size() - 1];
- if(_tmpNote->GetPitch() == _tmpNote->noteRst) parsedString.push_back("\n");
- }
-
- ParseData<Note>(i);
-
- // Further indent each note
- parsedString[parsedString.size() - 1] = "\t" + parsedString[parsedString.size() - 1];
- lDataType = DATA_NOTE;
- }
- else if(ParseData<Octave>(i, true))
- {
- // Insert new-line if previous line isn't a newline
- if(parsedString[parsedString.size() - 1] != "\n") parsedString.push_back("\n");
-
- ParseData<Octave>(i);
- lDataType = DATA_OCTAVE;
- }
- else if(ParseData<Tempo>(i, true))
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<Tempo>(i);
- lDataType = DATA_TEMPO;
- }
- else if(ParseData<Velocity>(i, true))
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<Velocity>(i);
- lDataType = DATA_VELOCITY;
- }
- else if(ParseData<Volume>(i, true))
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<Volume>(i);
- lDataType = DATA_VOLUME;
- }
- else if(ParseData<UnkEB>(i, true)) // The opcode is 0xEB which is unknown and takes a 1-byte argument
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<UnkEB>(i);
- lDataType = DATA_UNKEB;
- }
- else if(ParseData<Stop>(i, true))
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<Stop>(i);
- if(!force) stop = true; // Raise the stop flag informing the parser to stop
- newBranch = true;
- lDataType = DATA_STOP;
- }
- else
- {
- if(lDataType == DATA_NOTE) parsedString.push_back("\n"); // Insert a newline after notes
-
- ParseData<UnkCode>(i); // The opcode is unknown - process the raw byte and move on
- lDataType = DATA_UNKCODE;
- }
-
- // Put everything tabbed over at least 1 time to fix some weird RGBDS bug by pre-pending a tab character
- parsedString[parsedString.size() - 1] = "\t" + parsedString[parsedString.size() - 1];
-
- // Append File Position in hexidecimal at end of line every 5 instructions
- if((count % 5) == 0)
- {
- stringstream _tmpCount;
- _tmpCount << hex << uppercase << i;
- parsedString[parsedString.size() - 1] = parsedString[parsedString.size() - 1] + "; " + _tmpCount.str();
- }
-
- filePos = i;
- count++;
-
- // If the stop address parameter is set, break when we get there
- if( (stopAddress != 0) && (i >= stopAddress) ) break;
- }
-
- // Now record the postion we left off
- pos.str("");
- pos << "; " << hex << uppercase << (unsigned int)filePos;
- parsedString.push_back(pos.str());
-
- filePos += 1; // increment 1 for the start of the next possible song
-}
\ No newline at end of file |