From ccfab5aecf065f42be31cb3c3d70d2960fba9c83 Mon Sep 17 00:00:00 2001
From: Brad Arant <barant@barant.com>
Date: Wed, 17 Dec 2025 17:07:14 -0800
Subject: [PATCH] Still working out parsing buffer stuff.

---
 IMFBoundary.h    |  3 ++-
 IMFHeader.cpp    |  4 +++-
 IMFHeader.h      | 10 +++++++---
 Parser.cpp       | 14 ++++++++++++--
 Parser.h         | 32 +++++++++++++++++++++++++++++---
 StreamReader.cpp | 10 ++++++++--
 StreamReader.h   |  7 ++++++-
 ZString.cpp      |  5 +++++
 ZString.h        |  6 ++++++
 9 files changed, 78 insertions(+), 13 deletions(-)

diff --git a/IMFBoundary.h b/IMFBoundary.h
index 939854a..477bf0e 100644
--- a/IMFBoundary.h
+++ b/IMFBoundary.h
@@ -2,10 +2,11 @@
 # define __IMFBoundary_h__
 
 #include "StreamReader.h"
+#include "Parser.h"
 
 namespace coreutils {
    
-   class IMFBoundary {
+   class IMFBoundary : public Parser {
       
     public:
       IMFBoundary(StreamReader &reader, ZString boundary);
diff --git a/IMFHeader.cpp b/IMFHeader.cpp
index 9c91155..10cb9b6 100644
--- a/IMFHeader.cpp
+++ b/IMFHeader.cpp
@@ -5,7 +5,9 @@
 
 namespace coreutils {
 
-   IMFHeader::IMFHeader(int fd) {
+   IMFHeader::IMFHeader(int fd) {}
+
+   virtual int parse() {	
       char ch;
       int rc = ::read(fd, &ch, 1);
       while(ch != '\r') {
diff --git a/IMFHeader.h b/IMFHeader.h
index 72501b9..8e2bca2 100644
--- a/IMFHeader.h
+++ b/IMFHeader.h
@@ -1,18 +1,22 @@
 #ifndef __IMFHeader_h__
 # define __IMFHeader_h__
 
+# include "StreamReader.h"
+# include "Parser.h"
 # include "IMFHeaderField.h"
 # include <vector>
 
 namespace coreutils {
    
-   class IMFHeader {
+   class IMFHeader : public Parser {
       
     public:
-      IMFHeader(int fd);
+      IMFHeader(StreamReader &reader);
+
+      virtual int parse();
       
     private:
-      std::vector<IMFHeaderField*> headers;
+      std::vector<IMFHeaderField *> headers;
       
    };
 
diff --git a/Parser.cpp b/Parser.cpp
index d2010da..0b38d8e 100644
--- a/Parser.cpp
+++ b/Parser.cpp
@@ -1,4 +1,5 @@
 #include "Parser.h"
+#include "StreamReader.h"
 
 namespace coreutils {
 
@@ -6,6 +7,15 @@ namespace coreutils {
 
    Parser::~Parser() {}
 
-   int Parser::parse() {}
-   
+   int Parser::doParse() {
+      buffer << reader.unparsed();
+      reader.setParsed();
+   }
+
+   bool Parser::checkParse(Parser &parser);
+
+   int Parser::Parse() {
+      
+   }
+      
 }
diff --git a/Parser.h b/Parser.h
index 3b8692c..8088cdd 100644
--- a/Parser.h
+++ b/Parser.h
@@ -15,16 +15,42 @@ namespace coreutils {
    class Parser {
 
     public:
+
+      ///
+      ///
+      ///
+      
       Parser(StreamReader &reader, Parser *parser);
+
+      ///
+      ///
+      ///
+
       virtual ~Parser();
 
-      int doParse(); <--- copy the buffer available in read to here and call parse();
-      bool checkParse(Parser &parser); <--- can be called in parse to see if the parsing should branch
+      ///
+      /// doParse is the entry and re-entry point method to continue the parsing process.
+      ///
       
+      int doParse(); 
+
+      ///
+      /// Inside of parse() you can call another parser object with the checkParse method to
+      /// determine if the parsing should branch to the new passed parsing object.
+      ///
+
+      bool checkParse(Parser &parser); <--- can be called in parse to see if the parsing should branch
+
+      ///
+      ///
+      ///
+	
       virtual int parse();
       
-    private:
+    protected:
       MString buffer;
+      
+    private:
       Parser *parser;
       vector<Parser *> chain;
       
diff --git a/StreamReader.cpp b/StreamReader.cpp
index 9455934..82c3cf0 100644
--- a/StreamReader.cpp
+++ b/StreamReader.cpp
@@ -2,8 +2,14 @@
 
 namespace coreutils {
 
-   StreamReader::StreamReader(int fd) {}
+   StreamReader::StreamReader(int fd) fd(fd) {}
 
    StreamReader::~StreamReader() {}
-   
+
+   int StreamReader::read() {
+      setSize(4096);
+      int len = ::read(fd, getData(), 4096);
+      
+   }
+      
 }
diff --git a/StreamReader.h b/StreamReader.h
index deab8ef..140d06b 100644
--- a/StreamReader.h
+++ b/StreamReader.h
@@ -1,6 +1,8 @@
 #ifndef __StreamReader_h__
 #define __StreamReader_h__
 
+#include "MString.h"
+#include "Parser.h"
 #include <fstream>
 #include <vector>
 
@@ -15,10 +17,13 @@ namespace coreutils {
    class StreamReader {
 
     public:
-      StreamReader(int fd);
+      StreamReader(int fd, Parser *parser);
       virtual ~StreamReader();      
+
+      int read();
       
     private:
+      int fd;
       vector<MString> buffer;
       
    };
diff --git a/ZString.cpp b/ZString.cpp
index bc362f2..57dd228 100644
--- a/ZString.cpp
+++ b/ZString.cpp
@@ -585,6 +585,11 @@ namespace coreutils {
       return ZString(cursor, data + length - cursor);
    }
 
+   int ZString::setParsed() {
+      cursor = data + length;
+      return length;
+   }
+      
    void ZString::reset() {
       cursor = data;
    }
diff --git a/ZString.h b/ZString.h
index 4ec41a8..78966db 100644
--- a/ZString.h
+++ b/ZString.h
@@ -413,6 +413,12 @@ namespace coreutils {
       ///
       
       ZString unparsed();
+
+      ///
+      /// Set the ZString cursor to the end of the ZString.
+      ///
+
+      int setParsed();
       
       ///
       ///