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128 lines
3.9 KiB
C
128 lines
3.9 KiB
C
#include "../../json.h"
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#include "../../layout.h"
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//#define DEBUG
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#ifdef DEBUG
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#define DEBUG_printf printf
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#define DEBUG_fflush fflush
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#else
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#define DEBUG_printf(...)
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#define DEBUG_fflush(...)
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#endif
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bool json_field_object_type_reader( struct json_pull_parser* jpp, void* field_data, struct json_reflection* layout_field_data, int offset )
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{
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struct json_field_type* ft = layout_field_data->type;
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void* ptr = ft->alloc();
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DEBUG_printf( "Parsing field of type %s\n", ft->type_string );
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if( !json_read_object_layout( jpp, ft->layout, ptr ) ) {
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ft->free( ptr );
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return false;
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}
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*(void**)field_data = ptr;
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return true;
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}
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bool json_field_object_type_writer( struct json_writer* jw, const char* field_name, void* field_data, struct json_reflection* layout_field_data, int offset )
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{
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void* obj_ptr = *(void**)field_data;
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if( !layout_field_data->required && !obj_ptr ) { return false; }
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json_write_field_name(jw,field_name);
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struct json_field_type* ft = layout_field_data->type;
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json_write_pretty_object_layout( jw, ft->layout, *(void**)field_data );
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return true;
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}
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bool json_field_object_composite_reader( struct json_pull_parser* jpp, void* field_data, struct json_reflection* layout_field_data, int offset )
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{
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struct json_field_type* type = layout_field_data->type;
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return json_read_object_layout( jpp, type->layout, field_data );
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}
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bool json_field_object_composite_writer( struct json_writer* jw, const char* field_name, void* field_data, struct json_reflection* layout_field_data, int offset )
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{
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struct json_field_type* type = layout_field_data->type;
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json_write_field_name(jw,field_name);
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json_write_pretty_object_layout( jw, type->layout, field_data );
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return true;
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}
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bool json_field_object_composite_reader2( struct json_pull_parser* jpp, void* field_data, struct json_reflection* layout_field_data, int offset )
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{
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struct json_object_field* layout = layout_field_data->composite_layout;
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return json_read_object_layout( jpp, layout, field_data );
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}
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bool json_field_object_composite_writer2( struct json_writer* jw, const char* field_name, void* field_data, struct json_reflection* layout_field_data, int offset )
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{
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struct json_object_field* layout = layout_field_data->composite_layout;
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json_write_field_name(jw,field_name);
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json_write_pretty_object_layout( jw, layout, field_data );
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return true;
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}
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struct json_field_type json_field_object_composite = {
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.reader = json_field_object_composite_reader2,
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.writer = json_field_object_composite_writer2,
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.size = sizeof(int),
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};
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bool json_field_fixed_null_reader( struct json_pull_parser* jpp, void* field_data, struct json_reflection* layout_field_data, int offset )
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{
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return json_pull_parser_read_null( jpp );
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}
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bool json_field_fixed_null_writer( struct json_writer* jw, const char* field_name, void* field_data, struct json_reflection* layout_field_data, int offset )
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{
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json_write_field_name(jw,field_name);
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fprintf( jw->f, "null" );
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return true;
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}
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struct json_field_type json_field_fixed_null = {
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.reader = json_field_fixed_null_reader,
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.writer = json_field_fixed_null_writer,
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.size = sizeof(int),
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};
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bool inline_layout_writer( struct json_writer* jw, const char* field_name, void* data, struct json_reflection* layout_field_data, int offset )
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{
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bool result = false;
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DEBUG_printf( "begin inline_layout_writer()\n" );
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struct json_object_field* layout = layout_field_data->sublayout;
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for( int i = 0; layout[i].key; ++i ) {
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void* field_data = &((char*)(data))[ layout[i].offset ];
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DEBUG_printf( "layout[%d] = { .key = %s, .offset = %d, .required = %c, ... }, field_data=%p\n",
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i,
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layout[i].key,
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layout[i].offset,
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layout[i].required ? 'T' : 'F',
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field_data
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);
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if( layout[i].type->writer( jw, layout[i].key, field_data, (struct json_reflection*)&layout[i].key, layout[i].offset ) ) {
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jw->need_comma = true;
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result = true;
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}
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}
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DEBUG_printf( "end inline_layout_writer()\n" );
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return result;
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}
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struct json_field_type json_field_inline_sublayout = {
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.writer = inline_layout_writer,
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};
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