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kicad/cvpcb/readschematicnetlist.cpp

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/****************************/
/* readschematicnetlist.cpp */
/****************************/
/* Read a nelist type Eeschema or OrcadPCB2 and build the component list
* Manages the lines like :
* ( XXXXXX VALEUR|(pin1,pin2,...=newalim) ID VALEUR
*/
#include "fctsys.h"
#include "wxstruct.h"
#include "common.h"
#include "confirm.h"
#include "kicad_string.h"
#include "macros.h"
#include "cvpcb.h"
#include "protos.h"
#include "cvstruct.h"
#include "richio.h"
#define SEPARATEUR '|' /* Separator character in NetList */
static int ReadPinConnection( FILE_LINE_READER& aNetlistReader, COMPONENT* CurrentCmp );
static int ReadFootprintFilterList( FILE_LINE_READER& aNetlistReader, COMPONENT_LIST& aComponentsList );
/* Sort the list alphabetically by component and and returns
* a pointer to the 1st element of list */
#define BUFFER_CHAR_SIZE 1024 // Size of buffers used to store netlist data
/**
* Function ReadSchematicNetlist
* Read a Eeschema (or OrcadPCB) netlist
* like:
* # EESchema Netlist Version 1.1 created 15/5/2008-12:09:21
* (
* ( /32568D1E $noname JP1 CONN_8X2 {Lib=CONN_8X2}
* ( 1 GND )
* ( 2 /REF10 )
* ( 3 GND )
* ( 4 /REF11 )
* ( 5 GND )
* ( 6 /REF7 )
* ( 7 GND )
* ( 8 /REF9 )
* ( 9 GND )
* ( 10 /REF6 )
* ( 11 GND )
* ( 12 /REF8 )
* ( 13 GND )
* ( 14 /REF4 )
* ( 15 GND )
* ( 16 /REF5 )
* )
* ( /325679C1 $noname RR1 9x1K {Lib=RR9}
* ( 1 VCC )
* ( 2 /REF5 )
* ( 3 /REF4 )
* ( 4 /REF8 )
* ( 5 /REF6 )
* ( 6 /REF9 )
* ( 7 /REF7 )
* ( 8 /REF11 )
* ( 9 /REF10 )
* ( 10 ? )
* )
* )
* *
* { Allowed footprints by component:
* $component R5
* R?
* SM0603
* SM0805
* $endlist
* $component C2
* SM*
* C?
* C1-1
* $endlist
* $endfootprintlist
* }
*/
int WinEDA_CvpcbFrame::ReadSchematicNetlist()
{
char alim[1024];
int idx, jj, k, l;
char cbuffer[BUFFER_CHAR_SIZE]; /* temporary storage */
char* ptchar;
COMPONENT* Cmp;
FILE* source;
m_modified = false;
m_isEESchemaNetlist = false;
/* Clear components buffer */
if( !m_components.empty() )
{
m_components.clear();
}
source = wxFopen( m_NetlistFileName.GetFullPath(), wxT( "rt" ) );
if( source == 0 )
{
DisplayError( this, _( "File <" ) + m_NetlistFileName.GetFullPath() +
_( "> not found" ) );
return -1;
}
// FILE_LINE_READER will close the file.
FILE_LINE_READER netlistReader( source, m_NetlistFileName.GetFullPath() );
// hopes netlistReader's line buffer does not move. It won't unless you encounter
// a line larger than LINE_READER_LINE_INITIAL_SIZE = 5000
const char* Line = netlistReader.Line();
/* Read the file header (must be "( { OrCAD PCB" or "({ OrCAD PCB" )
* or "# EESchema Netlist"
*/
netlistReader.ReadLine();
/* test for netlist type PCB2 */
idx = strnicmp( Line, "( {", 3 );
if( idx != 0 )
idx = strnicmp( Line, "({", 2 );
if( idx != 0 )
{
idx = strnicmp( Line, "# EESchema", 7 ); /* net type EESchema */
if( idx == 0 )
m_isEESchemaNetlist = true;
}
if( idx != 0 )
{
wxString msg, Lineconv = CONV_FROM_UTF8( Line );
msg.Printf( _( "Unknown file format <%s>" ), Lineconv.GetData() );
DisplayError( this, msg );
return -3;
}
SetStatusText( _( "Netlist Format: EESchema" ), 0 );
/* Read the netlist */
for( ; ; )
{
/* Search the beginning of a component description */
if( netlistReader.ReadLine( ) == 0 )
break;
/* Remove blanks */
idx = 0;
while( Line[idx] == ' ' )
idx++;
/* remove empty lines : */
if( Line[idx] < ' ' )
continue;
if( strnicmp( &Line[idx], "{ Allowed footprints", 20 ) == 0 )
{
ReadFootprintFilterList( netlistReader, m_components );
continue;
}
if( strnicmp( &Line[idx], "( ", 2 ) != 0 )
continue;
/*******************************/
/* Component description found */
/*******************************/
Cmp = new COMPONENT(); // Creates the new component storage
while( Line[idx] != ' ' )
idx++;
while( Line[idx] == ' ' )
idx++;
/* idx points the beginning of the schematic time stamp */
jj = 0;
while( Line[idx] != ' ' && Line[idx] )
cbuffer[jj++] = Line[idx++];
cbuffer[jj] = 0;
Cmp->m_TimeStamp = CONV_FROM_UTF8(cbuffer);
/* search val/ref.lib */
while( Line[idx] == ' ' )
idx++;
/* idx points the component value.
* Read value */
ptchar = strstr( (char*) &Line[idx], " " ); // Search end of value field (space)
if( ptchar == 0 )
{
wxString msg = _( "Netlist error: " );
msg << CONV_FROM_UTF8( Line );
DisplayError( this, msg );
k = 0;
}
else
k = ptchar - Line;
for( jj = 0; idx < k; idx++ )
{
if( Line[idx] == SEPARATEUR )
break;
cbuffer[jj++] = Line[idx];
}
cbuffer[jj] = 0;
// Copy footprint name:
if( m_isEESchemaNetlist && strnicmp( cbuffer, "$noname", 7 ) != 0 )
Cmp->m_Module = CONV_FROM_UTF8(cbuffer);
if( (Line[++idx] == '(') && (Line[k - 1] == ')' ) )
{
idx++; l = 0;
while( k - 1 > idx )
alim[l++] = Line[idx++];
}
else
idx = k;
/* Search component reference */
while( Line[idx] != ' ' && Line[idx] )
idx++;
/* goto end of value field */
while( Line[idx] == ' ' && Line[idx] )
idx++;
/* goto beginning of reference */
for( jj = 0; ; idx++ )
{
if( Line[idx] == ' ' || Line[idx] == 0)
break;
cbuffer[jj++] = Line[idx];
}
cbuffer[jj] = 0;
Cmp->m_Reference = CONV_FROM_UTF8(cbuffer);
/* Search component value */
while( Line[idx] == ' ' && Line[idx] )
idx++;
/** goto beginning of value */
for( jj = 0 ; ; idx++ )
{
if( (Line[idx] == ' ') || (Line[idx] == '\n') || (Line[idx] == '\r') || Line[idx] == 0)
break;
cbuffer[jj++] = Line[idx];
}
cbuffer[jj] = 0;
Cmp->m_Value = CONV_FROM_UTF8(cbuffer);
m_components.push_back( Cmp );
ReadPinConnection( netlistReader, Cmp );
}
m_components.sort();
return 0;
}
int ReadFootprintFilterList( FILE_LINE_READER& aNetlistReader, COMPONENT_LIST& aComponentsList )
{
const char* Line = aNetlistReader;
wxString CmpRef;
COMPONENT* Cmp = NULL;
for( ; ; )
{
if( aNetlistReader.ReadLine( ) == 0 )
break;
if( strnicmp( Line, "$endlist", 8 ) == 0 )
{
Cmp = NULL;
continue;
}
if( strnicmp( Line, "$endfootprintlist", 4 ) == 0 )
return 0;
if( strnicmp( Line, "$component", 10 ) == 0 ) // New component ref found
{
CmpRef = CONV_FROM_UTF8( Line + 11 );
CmpRef.Trim( true );
CmpRef.Trim( false );
/* Search the new component in list */
BOOST_FOREACH( COMPONENT & component, aComponentsList )
{
Cmp = &component;
if( Cmp->m_Reference == CmpRef )
break;
}
}
else if( Cmp )
{
wxString fp = CONV_FROM_UTF8( Line + 1 );
fp.Trim( false );
fp.Trim( true );
Cmp->m_FootprintFilter.Add( fp );
}
}
return 1;
}
int ReadPinConnection( FILE_LINE_READER& aNetlistReader, COMPONENT* Cmp )
{
int i, jj;
char* Line = aNetlistReader;
char cbuffer[BUFFER_CHAR_SIZE];
for( ; ; )
{
/* Find beginning of description. */
for( ; ; )
{
if( aNetlistReader.ReadLine() == 0 )
return -1;
/* Remove blanks from the beginning of the line. */
i = 0; while( Line[i] == ' ' )
i++;
while( Line[i] == '(' )
i++;
while( Line[i] == ' ' )
i++;
/* remove empty lines : */
if( Line[i] < ' ' )
continue;
/* End of description? */
if( Line[i] == ')' )
return 0;
PIN * Pin = new PIN();
/* Read pin name, usually 4 letters */
for( jj = 0; ; i++ )
{
if( Line[i] == ' ' || Line[i] == 0 )
break;
cbuffer[jj++] = Line[i];
}
cbuffer[jj] = 0;
Pin->m_Number = CONV_FROM_UTF8(cbuffer);
/* Read netname */
while( Line[i] == ' ' )
i++;
for( jj = 0; ; i++ )
{
if( Line[i] == ' ' || Line[i] == '\n' || Line[i] == '\r' || Line[i] == 0 )
break;
cbuffer[jj++] = Line[i];
}
cbuffer[jj] = 0;
Pin->m_Net = CONV_FROM_UTF8(cbuffer);
Cmp->m_Pins.push_back( Pin );
}
}
}
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