X-Git-Url: http://gitweb.hachti.de/?a=blobdiff_plain;f=pc-tools%2Fldc2%2Fsrc%2Fmain.cpp;h=34f2279b29a479e04191030fa77c47e986175156;hb=874a2bd89fd65e5a1763d88c218f066a424e0d04;hp=f8274103d6d8db868da086181623cc8d94043dd3;hpb=798b0c1d967a7d8ac3c7a867d41bfa7b8e824048;p=h316.git

diff --git a/pc-tools/ldc2/src/main.cpp b/pc-tools/ldc2/src/main.cpp
index f827410..34f2279 100644
--- a/pc-tools/ldc2/src/main.cpp
+++ b/pc-tools/ldc2/src/main.cpp
@@ -1,65 +1,247 @@
 /* ldc2 preliminary main program */
 
+
 #include <vector>
 #include <string>
 
-#include <stdio.h>
-#include <unistd.h>
+#include "config.hh"
+#include "tool.hh"
 
 #include "tape_block.hh"
-#include "data_block.hh"
-
-#include "argread.hh"
+#include "data_block_0.hh"
 
 using namespace std;
 
-void tape_start(void* m){
-  printf("tape_start\n");
-}
+#ifndef BUILD_STAMP
+#define BUILD_STAMP ""
+#endif
 
-void tape_stop(void* m){
-  printf("tape_stop\n");
-}
+#ifndef VERSION
+#define VERSION "0.0"
+#endif
+
+#define ID_STRING "\n     ldc2 - The X16 object tape analyser\n\
+            (C) 2007 Philipp Hachtmann\n\n\
+     Version %s, built %s\n     %s\n\n"
+
+/******************************************************************************/
 
+static FILE * stdwarn; //! Suppressable warning output file pointer.
+static vector<tape_block*> tape; //! Represents the whole tape contents.
+static vector<vector<tape_block*> > objects; //! Tape content in objects.
 
+static int errors=0;
+static int warnings=0;
+static int errcode=0;  //! Variable for error codes.
 
 
-void dump_vector(vector<string> arguments){
-  for (vector<string>::iterator iter=arguments.begin();iter<arguments.end();iter++){
-    printf("%s\n",(*iter).c_str());
+void exit_on_error(){
+  if (errors){
+    fprintf(stderr,"Failed. (%i)\n",errcode);
+    exit(errcode);
   }
 }
+  
+/******************************************************************************/
+/*!
+ *\brief Read in Tape data and do some checks and messages.
+ *
+ * This routine reads in the tape data.
+ * During reading in, checksums are checked and
+ * /da001/ information is generated. No object integrity test.
+ * Tape block object pointers are put into the global vector 
+ * tape.
+ */
+void read_tape(){
+
+  tape_block * block=0;  //! Pointer to current block.
+  bool read_ahead=true;  //! Continue scanning for blocks.
+  int read_pointer=0;    //! Read position in input.
+  int block_start=0;     //! Start of block position in input.
+  int block_end=0;       //! End of block position in input.
+  int blocks_read=0;     //! Number of blocks read in.
+  
+  bool spaced=false;     //! Help flag for spaced messages. 
+  
+  string message;        //! A warning or help message.
+
+  
+  while(read_ahead){
+
+    bool err_checksum=false;
+    bool err_integrity=false;
+    
+    bool warning=false;
+    bool error=false;
+    
+    try{
+      block=tape_block::gen_from_fd(in_fd);
+    }
+    
+    catch(tape_block::eof_legal_exception &e){
+      read_pointer+=e.get_consumed();
+      break; // Immediately leave read loop.
+    }
+    
+    catch(tape_block::io_error_exception){
+      if (in_fd){
+ 	fprintf(stderr,"Error: Could not read from \"%s\"!\n",cfg_infile.c_str());
+      } else {
+ 	fprintf(stderr,"Error: Could not read from stdin!\n");
+      }
+      error=true;
+      errcode=2;
+      break; // Immediately leave read loop.
+    }
+    
+    catch(tape_block::eof_illegal_exception &e){
+      block=e.get_block();
+      err_integrity=true;
+      read_ahead=false;
+      if (cfg_ignore_block_errors){
+	message="Warning: Block integrity check failed!\n";
+ 	warning=true;
+      } else {
+	message="Error: Block integrity check failed!\n";
+ 	error=true;
+ 	errcode=3;
+      }
+    }
+    
+    catch(tape_block::checksum_error_exception &e){
+      block=e.get_block();
+      err_checksum=true;
+      if (cfg_ignore_checksum_errors){
+ 	message="Warning: Block checksum wrong!\n";
+ 	warning=true;
+      } else {
+	message="Error: Block checksum wrong!\n";
+ 	error=true;
+ 	read_ahead=false;
+ 	errcode=4;
+      }
+    }
+    
+    // Now let's check for block type
+    if ((!error)&&(!warning)&&!block->has_known_type()){
+      if (cfg_ignore_unknown_block_errors){
+	message="Warning: Unknown Block type!";
+	warning=true;
+      }else{
+	message="Error: Unknown Block type!";
+	error=true;
+	read_ahead=false;
+	errcode=5;
+      }
+    }
+    
+    // Count block.
+    blocks_read++;
+    tape.insert(tape.end(),block);
+    block_start=read_pointer+block->get_discarded_bytes();
+    block_end=block_start+block->get_raw_size()-1;
+    read_pointer=block_end+1;
+
+    FILE * fp=stdwarn;
+    if (error) fp=stderr;
+         
+    if (cfg_verbose||error||warning){
+      if (!spaced) fprintf(fp,"\n");
+      spaced=false;
+      fprintf(fp,"Block No.%03i:  Start:0x%04x  End:0x%04x  Size:0x%02x\n",
+	      blocks_read-1,
+	      block_start,
+	      block_end,
+	      block->get_raw_size());
+    }
+    
+    if (error)   fprintf(stderr,message.c_str());
+    if (warning) fprintf(stdwarn,message.c_str());
+    
+    if(cfg_list_contents){
+      dump_vector(block->get_description());
+      if (!error&&!warning) spaced=false;
+    }
+
+    if (error||warning||cfg_verbose){
+      fprintf(fp,"\n");
+      spaced=true;
+    }
+    if (error) errors++;
+    if (warning) warnings++;
+  } // while....
+  if (cfg_verbose){
+    close(in_fd);
+    fprintf(stderr,"Reading finished.\n");
+    fprintf(stderr,"Bytes read:%i, Blocks read:%i\n",read_pointer,blocks_read);
+    }
+} // read_tape()
+
+/******************************************************************************/
+
+void type_check(){
+  bool warning=false;
+  bool error=false;
+
+  for (unsigned int i=0; i<tape.size();i++){
+    bool spaced=false;
+    if (!tape[i]->has_known_type()){
+      FILE * fp;
+      if (cfg_ignore_unknown_block_errors){
+	fp=stdwarn;
+	warning=true;
+      } else {
+	fp=stderr;
+	error=true;
+      }	
+      if (!spaced) {
+	spaced=false;fprintf(fp,"\n");
+	fprintf(fp,"Warning: Unknown Block type! Block No.%i\n",i);
+	dump_vector_fp(tape[i]->get_description(),fp);
+	fprintf(fp,"\n");
+	spaced=true;
+      }
+      if (!cfg_ignore_unknown_block_errors){
+	int errcode=5;
+	fprintf(stdwarn,"Failed. (%i)\n",errcode);
+	exit(errcode);
+      }
+    }
+  }
+} // type_check()
 
+/******************************************************************************/
+/*!
+ *\brief The main routine.
+ */
 int main(int argc, char ** args){
-  int help_needed;
-  int name_set;
-  int file_set;
-  string name="Philipp";
-  string filename;
-
-  argreader ar("ldc2");
-  ar.add_param("n","name=","Enter other name",&name_set,&name,"<name>");
-  ar.add_param("h","help","Give help",&help_needed);
-  ar.add_free_param("<file>","File to read data from",&file_set,&filename);
-
-   
-		   
-  dump_vector(ar.read_args(argc,args));
-
- if (help_needed==1) dump_vector(ar.get_help());
-
-  printf("Hallo %s!\n",name.c_str());
-  exit(0);
-  tape_block * myblock=0;
-  do{
-    if (myblock) delete myblock;
-    myblock=tape_block::gen_from_fd(0);
-    
-    vector<string> desc=myblock->get_description();
-    for (vector<string>::iterator iter=desc.begin();
-	 iter!=desc.end();iter++)
-      printf("%s\n",(*iter).c_str());
-  } while (myblock->get_state()==tape_block::TBS_OK);
-    return 0;
-}
+
+
+  // Do all the configuration stuff
+  do_config(argc,args);
+
+  // Output a version message if desired
+  if (cfg_version){
+    fprintf(stderr, ID_STRING, VERSION, BUILD_DATE, BUILD_STAMP);
+    exit(0);
+  }
+  
+  // Assign warning output according to configuration
+  if (cfg_quiet) stdwarn=fopen("/dev/null","w");
+  else stdwarn=stderr;
+  
+  read_tape(); // Process input to completion.
+  exit_on_error();
+  
+  
+  
+  if (cfg_split_objects){
+    for (unsigned int i=0; i<tape.size();i++){
+      tape[i]->dump_to_fd(out_fd);
+    }
+  }
+  
+ 
+  return 0;
+} // main()