1 |
/* |
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parse_driver.c - Part of psiconv, a PSION 5 file formats converter |
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Copyright (c) 1999 Frodo Looijaard <frodol@dds.nl> |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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|
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#include "config.h" |
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#include <stdlib.h> |
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|
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#include "parse.h" |
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#include "parse_routines.h" |
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#include "data.h" |
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|
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psiconv_file_type_t psiconv_file_type(psiconv_buffer buf,int *length, |
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psiconv_header_section *result) |
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{ |
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psiconv_header_section header; |
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psiconv_file_type_t res; |
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int leng; |
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|
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psiconv_parse_header_section(buf,0,0,&leng,&header); |
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res = header->file; |
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if (result) |
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*result = header; |
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else |
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psiconv_free_header_section(header); |
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if (length) |
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*length = leng; |
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return res; |
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} |
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|
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int psiconv_parse(const psiconv_buffer buf,psiconv_file *result) |
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{ |
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int res=0; |
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int lev=0; |
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int off=0; |
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int leng; |
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|
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(*result) = malloc(sizeof(**result)); |
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|
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(*result)->type = psiconv_file_type(buf,&leng,NULL); |
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if ((*result)->type == psiconv_unknown_file) { |
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psiconv_warn(lev+1,off,"Unknown file type: can't parse!"); |
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(*result)->file = NULL; |
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res = -1; |
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} else if ((*result)->type == psiconv_word_file) |
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res = psiconv_parse_word_file(buf,lev+2,leng, |
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(psiconv_word_f *)(&((*result)->file))); |
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else if ((*result)->type == psiconv_texted_file) |
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res = psiconv_parse_texted_file(buf,lev+2,leng, |
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(psiconv_texted_f *)(&((*result)->file))); |
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else if ((*result)->type == psiconv_mbm_file) |
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res = psiconv_parse_mbm_file(buf,lev+2,leng, |
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(psiconv_mbm_f *)(&((*result)->file))); |
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else if ((*result)->type == psiconv_sketch_file) |
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res = psiconv_parse_sketch_file(buf,lev+2,leng, |
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(psiconv_sketch_f *)(&((*result)->file))); |
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else if ((*result)->type == psiconv_clipart_file) |
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res = psiconv_parse_clipart_file(buf,lev+2,leng, |
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(psiconv_clipart_f *)(&((*result)->file))); |
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else { |
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psiconv_warn(lev+1,off,"Can't parse this file yet!"); |
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(*result)->file = NULL; |
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} |
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res = -1; |
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|
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return res; |
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} |
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|
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int psiconv_parse_clipart_file(const psiconv_buffer buf,int lev, |
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psiconv_u32 off, psiconv_clipart_f *result) |
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{ |
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(*result) = malloc(sizeof(**result)); |
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return 0; |
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} |
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|
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int psiconv_parse_mbm_file(const psiconv_buffer buf,int lev, psiconv_u32 off, |
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psiconv_mbm_f *result) |
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{ |
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int res=0; |
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int i; |
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psiconv_mbm_jumptable_section table; |
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psiconv_paint_data_section paint; |
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psiconv_u32 *entry; |
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psiconv_u32 sto; |
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|
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psiconv_progress(lev+1,off,"Going to read a mbm file"); |
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*result = malloc(sizeof(**result)); |
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|
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psiconv_progress(lev+2,off,"Going to read the offset of the MBM jumptable"); |
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sto = psiconv_read_u32(buf,lev+2,off); |
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psiconv_debug(lev+2,off,"Offset: %08x",sto); |
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|
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psiconv_progress(lev+2,off,"Going to read the MBM jumptable"); |
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res |= psiconv_parse_mbm_jumptable_section(buf,lev+2,sto, NULL,&table); |
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|
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psiconv_progress(lev+2,off,"Going to read the picture sections"); |
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(*result)->sections = psiconv_list_new(sizeof(*paint)); |
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for (i = 0; i < psiconv_list_length(table); i ++) { |
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entry = psiconv_list_get(table,i); |
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psiconv_progress(lev+3,off,"Going to read picture section %i",i); |
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psiconv_parse_paint_data_section(buf,lev+3,*entry,NULL,&paint); |
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psiconv_list_add((*result)->sections,paint); |
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} |
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|
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psiconv_free_mbm_jumptable_section(table); |
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psiconv_progress(lev+1,off,"End of mbm file"); |
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return res; |
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} |
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|
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int psiconv_parse_sketch_file(const psiconv_buffer buf,int lev, |
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psiconv_u32 off, |
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psiconv_sketch_f *result) |
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{ |
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psiconv_section_table_section table; |
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psiconv_application_id_section appl_id; |
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psiconv_u32 applid_sec = 0; |
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psiconv_u32 sketch_sec = 0; |
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psiconv_u32 sto; |
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psiconv_section_table_entry entry; |
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int i; |
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int res=0; |
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char *temp_str; |
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|
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psiconv_progress(lev+1,off,"Going to read a sketch file"); |
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*result = malloc(sizeof(**result)); |
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|
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psiconv_progress(lev+2,off, |
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"Going to read the offset of the section table section"); |
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sto = psiconv_read_u32(buf,lev+2,off); |
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psiconv_debug(lev+2,off,"Offset: %08x",sto); |
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|
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psiconv_progress(lev+2,sto, "Going to read the section table section"); |
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res |= psiconv_parse_section_table_section(buf,lev+2,sto, NULL,&table); |
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|
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for (i = 0; i < psiconv_list_length(table); i ++) { |
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psiconv_progress(lev+2,sto, "Going to read entry %d",i); |
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entry = psiconv_list_get(table,i); |
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if (entry->id == PSICONV_ID_APPL_ID_SECTION) { |
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applid_sec = entry->offset; |
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psiconv_debug(lev+3,sto, |
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"Found the Application ID section at %08x",applid_sec); |
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} else if (entry->id == PSICONV_ID_SKETCH_SECTION) { |
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sketch_sec = entry->offset; |
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psiconv_debug(lev+3,sto, |
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"Found the Sketch section at %08x",sketch_sec); |
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} else { |
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psiconv_warn(lev+3,sto, |
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"Found unknown section in the Section Table"); |
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psiconv_debug(lev+3,sto, |
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"Section ID %08x, offset %08x",entry->id,entry->offset); |
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res = -1; |
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} |
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} |
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|
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psiconv_progress(lev+2,sto, "Looking for the Application ID section"); |
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if (! applid_sec) { |
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psiconv_warn(lev+2,sto, |
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"Application ID section not found in the section table"); |
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res = -1; |
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} else { |
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psiconv_debug(lev+2,sto, |
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"Application ID section at offset %08x",applid_sec); |
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res |= psiconv_parse_application_id_section(buf,lev+2,applid_sec,NULL, |
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&appl_id); |
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} |
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if ((appl_id->id != PSICONV_ID_SKETCH) || |
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strcmp(appl_id->name,"Paint.app")) { |
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psiconv_warn(lev+2,applid_sec, |
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"Application ID section contains unexpected data"); |
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psiconv_debug(lev+2,applid_sec,"ID: %08x expected, %08x found", |
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PSICONV_ID_SKETCH,appl_id->id); |
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temp_str = psiconv_make_printable(appl_id->name); |
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psiconv_debug(lev+2,applid_sec,"Name: `%s' expected, `%s' found", |
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"Paint.app",temp_str); |
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free(temp_str); |
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} |
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|
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psiconv_progress(lev+2,sto, "Looking for the Sketch section"); |
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if (! sketch_sec) { |
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psiconv_warn(lev+2,sto, |
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"Sketch section not found in the section table"); |
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res = -1; |
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} else { |
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psiconv_debug(lev+2,sto, |
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"Sketch section at offset %08x",applid_sec); |
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res |= psiconv_parse_sketch_section(buf,lev+2,sketch_sec,NULL,0, |
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&(*result)->sketch_sec); |
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} |
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|
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psiconv_free_application_id_section(appl_id); |
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psiconv_free_section_table_section(table); |
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|
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psiconv_progress(lev+1,off,"End of word file"); |
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return res; |
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} |
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|
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|
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|
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int psiconv_parse_texted_file(const psiconv_buffer buf,int lev, |
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psiconv_u32 off, |
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psiconv_texted_f *result) |
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{ |
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int res=0; |
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psiconv_section_table_section table; |
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psiconv_application_id_section appl_id; |
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char *temp_str; |
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psiconv_character_layout base_char; |
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psiconv_paragraph_layout base_para; |
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psiconv_u32 page_sec = 0; |
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psiconv_u32 texted_sec = 0; |
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psiconv_u32 applid_sec = 0; |
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psiconv_u32 sto; |
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psiconv_section_table_entry entry; |
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int i; |
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|
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psiconv_progress(lev+1,off,"Going to read a texted file"); |
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*result = malloc(sizeof(**result)); |
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|
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psiconv_progress(lev+2,off, |
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"Going to read the offset of the section table section"); |
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sto = psiconv_read_u32(buf,lev+2,off); |
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psiconv_debug(lev+2,off,"Offset: %08x",sto); |
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|
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psiconv_progress(lev+2,sto, "Going to read the section table section"); |
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res |= psiconv_parse_section_table_section(buf,lev+2,sto, NULL,&table); |
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|
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for (i = 0; i < psiconv_list_length(table); i ++) { |
242 |
psiconv_progress(lev+2,sto, "Going to read entry %d",i); |
243 |
entry = psiconv_list_get(table,i); |
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if (entry->id == PSICONV_ID_APPL_ID_SECTION) { |
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applid_sec = entry->offset; |
246 |
psiconv_debug(lev+3,sto, |
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"Found the Application ID section at %08x",applid_sec); |
248 |
} else if (entry->id == PSICONV_ID_PAGE_LAYOUT_SECTION) { |
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page_sec = entry->offset; |
250 |
psiconv_debug(lev+3,sto, |
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"Found the Page Layout section at %08x",page_sec); |
252 |
} else if (entry->id == PSICONV_ID_TEXTED) { |
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texted_sec = entry->offset; |
254 |
psiconv_debug(lev+3,sto, |
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"Found the TextEd section at %08x",texted_sec); |
256 |
} else { |
257 |
psiconv_warn(lev+3,sto, |
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"Found unknown section in the Section Table"); |
259 |
psiconv_debug(lev+3,sto, |
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"Section ID %08x, offset %08x",entry->id,entry->offset); |
261 |
res = -1; |
262 |
} |
263 |
} |
264 |
|
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psiconv_progress(lev+2,sto, "Looking for the Application ID section"); |
266 |
if (! applid_sec) { |
267 |
psiconv_warn(lev+2,sto, |
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"Application ID section not found in the section table"); |
269 |
res = -1; |
270 |
} else { |
271 |
psiconv_debug(lev+2,sto, |
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"Application ID section at offset %08x",applid_sec); |
273 |
res |= psiconv_parse_application_id_section(buf,lev+2,applid_sec,NULL, |
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&appl_id); |
275 |
} |
276 |
if ((appl_id->id != PSICONV_ID_TEXTED) || |
277 |
strcmp(appl_id->name,"TextEd.app")) { |
278 |
psiconv_warn(lev+2,applid_sec, |
279 |
"Application ID section contains unexpected data"); |
280 |
psiconv_debug(lev+2,applid_sec,"ID: %08x expected, %08x found", |
281 |
PSICONV_ID_TEXTED,appl_id->id); |
282 |
temp_str = psiconv_make_printable(appl_id->name); |
283 |
psiconv_debug(lev+2,applid_sec,"Name: `%s' expected, `%s' found", |
284 |
"TextEd.app",temp_str); |
285 |
free(temp_str); |
286 |
} |
287 |
|
288 |
psiconv_progress(lev+2,sto, |
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"Looking for the Page layout section"); |
290 |
if (! page_sec) { |
291 |
psiconv_warn(lev+2,sto, |
292 |
"Page layout section not found in the section table"); |
293 |
(*result)->page_sec = NULL; |
294 |
res = -1; |
295 |
} else { |
296 |
psiconv_debug(lev+2,sto, |
297 |
"Page layout section at offset %08x",page_sec); |
298 |
res |= psiconv_parse_page_layout_section(buf,lev+2,page_sec,NULL, |
299 |
&(*result)->page_sec); |
300 |
} |
301 |
|
302 |
base_char = psiconv_basic_character_layout(); |
303 |
base_para = psiconv_basic_paragraph_layout(); |
304 |
|
305 |
psiconv_progress(lev+2,sto, |
306 |
"Looking for the TextEd section"); |
307 |
if (! texted_sec) { |
308 |
psiconv_warn(lev+2,sto, |
309 |
"TextEd section not found in the section table"); |
310 |
(*result)->texted_sec = NULL; |
311 |
res = -1; |
312 |
} else { |
313 |
psiconv_debug(lev+2,sto, "TextEd section at offset %08x",texted_sec); |
314 |
res |= psiconv_parse_texted_section(buf,lev+2,texted_sec,NULL, |
315 |
&(*result)->texted_sec, |
316 |
base_char,base_para); |
317 |
} |
318 |
psiconv_free_character_layout(base_char); |
319 |
psiconv_free_paragraph_layout(base_para); |
320 |
|
321 |
psiconv_free_application_id_section(appl_id); |
322 |
psiconv_free_section_table_section(table); |
323 |
|
324 |
psiconv_progress(lev+1,off,"End of word file"); |
325 |
return res; |
326 |
} |
327 |
|
328 |
int psiconv_parse_word_file(const psiconv_buffer buf,int lev, psiconv_u32 off, |
329 |
psiconv_word_f *result) |
330 |
{ |
331 |
int res=0; |
332 |
psiconv_section_table_section table; |
333 |
psiconv_application_id_section appl_id; |
334 |
char *temp_str; |
335 |
psiconv_u32 pwd_sec = 0; |
336 |
psiconv_u32 status_sec = 0; |
337 |
psiconv_u32 styles_sec = 0; |
338 |
psiconv_u32 page_sec = 0; |
339 |
psiconv_u32 text_sec = 0; |
340 |
psiconv_u32 layout_sec = 0; |
341 |
psiconv_u32 applid_sec = 0; |
342 |
psiconv_section_table_entry entry; |
343 |
psiconv_u32 sto; |
344 |
int i; |
345 |
|
346 |
psiconv_progress(lev+1,off,"Going to read a word file"); |
347 |
*result = malloc(sizeof(**result)); |
348 |
|
349 |
psiconv_progress(lev+2,off, |
350 |
"Going to read the offset of the section table section"); |
351 |
sto = psiconv_read_u32(buf,lev+2,off); |
352 |
psiconv_debug(lev+2,off,"Offset: %08x",sto); |
353 |
|
354 |
psiconv_progress(lev+2,sto, |
355 |
"Going to read the section table section"); |
356 |
res |= psiconv_parse_section_table_section(buf,lev+2,sto, NULL,&table); |
357 |
|
358 |
for (i = 0; i < psiconv_list_length(table); i ++) { |
359 |
psiconv_progress(lev+2,sto, "Going to read entry %d",i); |
360 |
entry = psiconv_list_get(table,i); |
361 |
if (entry->id == PSICONV_ID_APPL_ID_SECTION) { |
362 |
applid_sec = entry->offset; |
363 |
psiconv_debug(lev+3,sto, |
364 |
"Found the Application ID section at %08x",applid_sec); |
365 |
} else if (entry->id == PSICONV_ID_PAGE_LAYOUT_SECTION) { |
366 |
page_sec = entry->offset; |
367 |
psiconv_debug(lev+3,sto, |
368 |
"Found the Page Layout section at %08x",page_sec); |
369 |
} else if (entry->id == PSICONV_ID_TEXT_SECTION) { |
370 |
text_sec = entry->offset; |
371 |
psiconv_debug(lev+3,sto, "Found the Text section at %08x",text_sec); |
372 |
} else if (entry->id == PSICONV_ID_PASSWORD_SECTION) { |
373 |
pwd_sec = entry->offset; |
374 |
psiconv_debug(lev+3,sto, |
375 |
"Found the Password section at %08x",pwd_sec); |
376 |
psiconv_warn(lev+3,sto, |
377 |
"Password section found - can't read encrypted data"); |
378 |
res = -1; |
379 |
} else if (entry->id == PSICONV_ID_WORD_STATUS_SECTION) { |
380 |
status_sec = entry->offset; |
381 |
psiconv_debug(lev+3,sto, |
382 |
"Found the Word Status section at %08x",status_sec); |
383 |
} else if (entry->id == PSICONV_ID_WORD_STYLES_SECTION) { |
384 |
styles_sec = entry->offset; |
385 |
psiconv_debug(lev+3,sto, |
386 |
"Found the Word Styles section at %08x",styles_sec); |
387 |
} else if (entry->id == PSICONV_ID_LAYOUT_SECTION) { |
388 |
layout_sec = entry->offset; |
389 |
psiconv_debug(lev+3,sto, |
390 |
"Found the Layout section at %08x",layout_sec); |
391 |
} else { |
392 |
psiconv_warn(lev+3,sto, |
393 |
"Found unknown section in the Section Table"); |
394 |
psiconv_debug(lev+3,sto, |
395 |
"Section ID %08x, offset %08x",entry->id,entry->offset); |
396 |
res = -1; |
397 |
} |
398 |
} |
399 |
|
400 |
|
401 |
psiconv_progress(lev+2,sto, |
402 |
"Looking for the Status section"); |
403 |
if (!status_sec) { |
404 |
psiconv_warn(lev+2,sto, "Status section not found in the section table"); |
405 |
res = -1; |
406 |
} else { |
407 |
psiconv_debug(lev+2,sto, "Status section at offset %08x",status_sec); |
408 |
res |= psiconv_parse_word_status_section(buf,lev+2,status_sec,NULL, |
409 |
&((*result)->status_sec)); |
410 |
} |
411 |
|
412 |
psiconv_progress(lev+2,sto, "Looking for the Application ID section"); |
413 |
if (! applid_sec) { |
414 |
psiconv_warn(lev+2,sto, |
415 |
"Application ID section not found in the section table"); |
416 |
res = -1; |
417 |
} else { |
418 |
psiconv_debug(lev+2,sto, |
419 |
"Application ID section at offset %08x",applid_sec); |
420 |
res |= psiconv_parse_application_id_section(buf,lev+2,applid_sec,NULL, |
421 |
&appl_id); |
422 |
} |
423 |
if ((appl_id->id != PSICONV_ID_WORD) || |
424 |
strcmp(appl_id->name,"Word.app")) { |
425 |
psiconv_warn(lev+2,applid_sec, |
426 |
"Application ID section contains unexpected data"); |
427 |
psiconv_debug(lev+2,applid_sec,"ID: %08x expected, %08x found", |
428 |
PSICONV_ID_WORD,appl_id->id); |
429 |
temp_str = psiconv_make_printable(appl_id->name); |
430 |
psiconv_debug(lev+2,applid_sec,"Name: `%s' expected, `%s' found", |
431 |
"Word.app",temp_str); |
432 |
free(temp_str); |
433 |
} |
434 |
|
435 |
psiconv_progress(lev+2,sto, |
436 |
"Looking for the Page layout section"); |
437 |
if (! page_sec) { |
438 |
psiconv_warn(lev+2,sto, |
439 |
"Page layout section not found in the section table"); |
440 |
(*result)->page_sec = NULL; |
441 |
res = -1; |
442 |
} else { |
443 |
psiconv_debug(lev+2,sto, |
444 |
"Page layout section at offset %08x",page_sec); |
445 |
res |= psiconv_parse_page_layout_section(buf,lev+2,page_sec,NULL, |
446 |
&(*result)->page_sec); |
447 |
} |
448 |
|
449 |
psiconv_progress(lev+2,sto, |
450 |
"Looking for the Word Style section"); |
451 |
if (!styles_sec) { |
452 |
psiconv_warn(lev+2,sto, |
453 |
"Word styles section not found in the section table"); |
454 |
(*result)->styles_sec = NULL; |
455 |
res = -1; |
456 |
} else { |
457 |
psiconv_debug(lev+2,sto, |
458 |
"Word styles section at offset %08x",styles_sec); |
459 |
res |= psiconv_parse_word_styles_section(buf,lev+2,styles_sec,NULL, |
460 |
&(*result)->styles_sec); |
461 |
} |
462 |
|
463 |
psiconv_progress(lev+2,sto, |
464 |
"Looking for the Text section"); |
465 |
if (!text_sec) { |
466 |
psiconv_warn(lev+2,sto, "Text section not found in the section table"); |
467 |
(*result)->paragraphs = NULL; |
468 |
res = -1; |
469 |
} else { |
470 |
psiconv_debug(lev+2,sto, |
471 |
"Text section at offset %08x",text_sec); |
472 |
res |= psiconv_parse_text_section(buf,lev+2,text_sec,NULL, |
473 |
&(*result)->paragraphs); |
474 |
} |
475 |
|
476 |
if (((*result)->paragraphs) && ((*result)->styles_sec)) { |
477 |
psiconv_progress(lev+2,sto, |
478 |
"Looking for the Layout section"); |
479 |
if (!layout_sec) { |
480 |
psiconv_debug(lev+2,sto, |
481 |
"Layout section not found in the section table"); |
482 |
res = -1; |
483 |
} else { |
484 |
psiconv_debug(lev+2,sto, |
485 |
"Layout section at offset %08x",layout_sec); |
486 |
res |= psiconv_parse_styled_layout_section(buf,lev+2,layout_sec,NULL, |
487 |
(*result)->paragraphs, |
488 |
(*result)->styles_sec); |
489 |
} |
490 |
} else |
491 |
psiconv_debug(lev+2,sto, |
492 |
"Skipping search for Layout section, as either the " |
493 |
"text or the word styles section was not found"); |
494 |
|
495 |
psiconv_free_application_id_section(appl_id); |
496 |
psiconv_free_section_table_section(table); |
497 |
|
498 |
psiconv_progress(lev+1,off,"End of word file"); |
499 |
return res; |
500 |
} |