114 lines
2.1 KiB
C++
114 lines
2.1 KiB
C++
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/* f4info_p.cpp (c)Copyright Sequiter Software Inc., 1989-1993. All rights reserved. */
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#include "d4all.h"
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#ifndef S4UNIX
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#ifdef __TURBOC__
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#pragma hdrstop
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#endif /* __TUROBC__ */
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#endif /* S4UNIX */
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#include "d4data.hpp"
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Field4info::Field4info( Code4 &code )
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{
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code_base = &code ;
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size = 0 ;
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length = 0 ;
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field = NULL ;
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}
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Field4info::Field4info( Data4 d )
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{
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size = 0 ;
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length = 0 ;
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field = NULL ;
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code_base = (Code4 *) d.data->code_base ;
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add( d ) ;
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}
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int Field4info::add( Data4 d )
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{
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int i ;
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for( i = 1 ; i <= d4num_fields( d.data) ; i++ )
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{
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FIELD4 * f ;
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f = d4field_j( d.data, i ) ;
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if( add( f4name( f ), f4type( f ), f4len( f ), f4decimals(f) ) < 0 )
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return -1 ;
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}
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return 0 ;
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}
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Field4info::~Field4info()
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{
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free( ) ;
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}
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void Field4info::free( )
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{
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for( ; size > 0; )
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u4free( field[--size].name ) ;
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if( field )
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{
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u4free( field ) ;
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field = 0 ; size = 0 ; length = 0 ;
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}
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}
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int Field4info::add( char *name, char type, int len , int dec )
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{
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Str4ten st_name( name ) ;
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st_name.upper( ) ;
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st_name.trim( ) ;
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if( u4alloc_again( code_base, (char**)&field, &length, (size+2)*sizeof(FIELD4INFO)) != 0 )
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return -1 ;
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if( (field[size].name = (char *) u4alloc_er( code_base, 11 )) == 0 )
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return -1 ;
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u4ncpy( field[size].name, st_name.ptr( ), 11) ;
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field[size].type = type ;
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field[size].len = len ;
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field[size].dec = dec ;
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size++ ;
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return 0 ;
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}
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int Field4info::add( Field4 fp )
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{
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return add( fp.name(), fp.type(), fp.len(), fp.decimals() ) ;
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}
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int Field4info::del( char *name )
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{
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Str4ten st_name( name ) ;
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st_name.upper() ;
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st_name.trim() ;
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for( int i = 0 ; i < size ; i++ )
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{
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if( memcmp( field[i].name, st_name.ptr(), st_name.len() ) == 0 )
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{
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del( i ) ;
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return 0 ;
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}
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}
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code_base->error( e4parm, "Field4info::del()", name ) ;
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return -1 ;
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}
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int Field4info::del( int index )
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{
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if( index >= size || index < 0 )
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{
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code_base->error( e4parm ) ;
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return -1 ;
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}
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u4free( field[index].name ) ;
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memcpy( field+index, field+index+1, sizeof(FIELD4INFO) * (size-index) ) ;
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size-- ;
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return 0 ;
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}
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