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/* |
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generate_common.c - Part of psiconv, a PSION 5 file formats converter |
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Copyright (c) 2000 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 "compat.h" |
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#include <stdlib.h> |
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#include <string.h> |
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|
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#include "generate_routines.h" |
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#include "error.h" |
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|
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static int psiconv_write_layout_section(psiconv_buffer buf, |
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const psiconv_text_and_layout value, |
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const psiconv_word_styles_section styles, |
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int with_styles); |
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|
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/* Maybe use a psiconv_header_section variable instead? */ |
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int psiconv_write_header_section(psiconv_buffer buf,psiconv_u32 uid1, |
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psiconv_u32 uid2, psiconv_u32 uid3) |
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{ |
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int res; |
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if ((res = psiconv_write_u32(buf,uid1))) |
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return res; |
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if ((res = psiconv_write_u32(buf,uid2))) |
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return res; |
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if ((res = psiconv_write_u32(buf,uid3))) |
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return res; |
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return psiconv_write_u32(buf,psiconv_checkuid(uid1,uid2,uid3)); |
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} |
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|
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int psiconv_write_section_table_section(psiconv_buffer buf, |
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const psiconv_section_table_section value) |
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{ |
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int res,i; |
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psiconv_section_table_entry entry; |
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|
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if (!value) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Null section table section"); |
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return -PSICONV_E_GENERATE; |
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} |
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|
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if ((res = psiconv_write_u8(buf,2 * psiconv_list_length(value)))) |
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return res; |
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for (i = 0; i < psiconv_list_length(value); i++) { |
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if (!(entry = psiconv_list_get(value,i))) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Massive memory corruption"); |
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return -PSICONV_E_NOMEM; |
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} |
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if ((res = psiconv_write_u32(buf,entry->id))) |
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return res; |
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if ((res = psiconv_write_u32(buf,entry->offset))) |
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return res; |
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} |
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return -PSICONV_E_OK; |
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} |
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|
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int psiconv_write_application_id_section(psiconv_buffer buf,psiconv_u32 id, |
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const psiconv_string_t text) |
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{ |
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int res; |
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if ((res = psiconv_write_u32(buf,id))) |
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return res; |
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return psiconv_write_string(buf,text); |
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} |
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|
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int psiconv_write_text_section(psiconv_buffer buf, |
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const psiconv_text_and_layout value) |
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{ |
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int res; |
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psiconv_buffer extra_buf; |
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int i,j; |
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psiconv_paragraph paragraph; |
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|
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if (!value) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Null text section"); |
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return -PSICONV_E_GENERATE; |
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} |
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|
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if (!(extra_buf = psiconv_buffer_new(0))) |
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return -PSICONV_E_NOMEM; |
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for (i = 0; i < psiconv_list_length(value); i++) { |
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if (!(paragraph = psiconv_list_get(value,i))) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Massive memory corruption"); |
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res = -PSICONV_E_OTHER; |
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goto ERROR; |
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} |
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for (j = 0; j < strlen(paragraph->text); j++) |
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if ((res = psiconv_write_u8(extra_buf,paragraph->text[j]))) |
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goto ERROR; |
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psiconv_write_u8(extra_buf,0x06); |
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} |
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if ((res = psiconv_write_X(buf,psiconv_buffer_length(extra_buf)))) |
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goto ERROR; |
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res = psiconv_buffer_concat(buf,extra_buf); |
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|
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ERROR: |
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psiconv_buffer_free(extra_buf); |
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return res; |
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} |
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|
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int psiconv_write_layout_section(psiconv_buffer buf, |
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const psiconv_text_and_layout value, |
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const psiconv_word_styles_section styles, |
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int with_styles) |
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{ |
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typedef struct psiconv_paragraph_type_list_s |
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{ |
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psiconv_character_layout character; |
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psiconv_paragraph_layout paragraph; |
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psiconv_u8 style; |
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psiconv_u8 nr; |
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} *psiconv_paragraph_type_list; |
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psiconv_list paragraph_type_list; /* Of psiconv_paragraph_type_list_s */ |
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psiconv_paragraph_type_list paragraph_type; |
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struct psiconv_paragraph_type_list_s new_type; |
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psiconv_buffer buf_types,buf_elements,buf_inlines; |
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psiconv_paragraph paragraph; |
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psiconv_in_line_layout in_line; |
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psiconv_word_style style; |
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int i,j,para_type,nr_of_inlines=0,res; |
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|
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if (!value) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Null text section"); |
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return -PSICONV_E_GENERATE; |
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} |
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|
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if (!(paragraph_type_list = psiconv_list_new(sizeof(new_type)))) { |
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res = -PSICONV_E_NOMEM; |
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goto ERROR1; |
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} |
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|
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if (!(buf_types = psiconv_buffer_new(0))) { |
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res = -PSICONV_E_NOMEM; |
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goto ERROR2; |
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} |
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|
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if (!(buf_elements = psiconv_buffer_new(0))) { |
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res = -PSICONV_E_NOMEM; |
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goto ERROR3; |
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} |
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|
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if (!(buf_inlines = psiconv_buffer_new(0))) { |
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res = -PSICONV_E_NOMEM; |
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goto ERROR4; |
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} |
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|
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for (i = 0; i < psiconv_list_length(value); i++) { |
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if (!(paragraph = psiconv_list_get(value,i))) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Massive memory corruption"); |
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res = -PSICONV_E_OTHER; |
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goto ERROR5; |
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} |
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if ((res = psiconv_write_u32(buf_elements,strlen(paragraph->text)+1))) |
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goto ERROR5; |
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|
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if (psiconv_list_length(paragraph->in_lines)) { |
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/* Inline layouts, so we generate a paragraph element and inline |
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elements */ |
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if ((res = psiconv_write_u32(buf_elements,0x00))) |
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goto ERROR5; |
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if (!(style = psiconv_get_style(styles,paragraph->base_style))) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Unknown style"); |
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res = -PSICONV_E_GENERATE; |
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goto ERROR5; |
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} |
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if ((res = psiconv_write_paragraph_layout_list(buf_elements, |
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paragraph->base_paragraph, |
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style->paragraph))) |
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goto ERROR5; |
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if (with_styles) |
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if ((res = psiconv_write_u8(buf_elements,paragraph->base_style))) |
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goto ERROR5; |
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if ((res = psiconv_write_u32(buf_elements, |
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psiconv_list_length(paragraph->in_lines)))) |
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goto ERROR5; |
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|
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/* Generate the inlines. NB: Against what are all settings relative?!? */ |
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for (j = 0; j < psiconv_list_length(paragraph->in_lines); j++) { |
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nr_of_inlines ++; |
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if (!(in_line = psiconv_list_get(paragraph->in_lines,j))) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Massive memory corruption"); |
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res = -PSICONV_E_OTHER; |
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goto ERROR5; |
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} |
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if ((res = psiconv_write_u8(buf_inlines,0x00))) |
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goto ERROR5; |
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if ((res = psiconv_write_u32(buf_inlines,in_line->length))) |
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goto ERROR5; |
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if ((res = psiconv_write_character_layout_list(buf_elements, |
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in_line->layout, |
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style->character))) |
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goto ERROR5; |
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} |
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} else { |
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/* No inline layouts, so we generate a paragraph type list */ |
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para_type = 0; |
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for (j = 0; j < psiconv_list_length(paragraph_type_list); j++) { |
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if (!(paragraph_type = psiconv_list_get(paragraph_type_list,j))) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Massive memory corruption"); |
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res = -PSICONV_E_OTHER; |
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goto ERROR5; |
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} |
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if ((paragraph->base_style == paragraph_type->style) && |
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!psiconv_compare_character_layout(paragraph->base_character, |
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paragraph_type->character) && |
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!psiconv_compare_paragraph_layout(paragraph->base_paragraph, |
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paragraph_type->paragraph)) { |
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para_type = paragraph_type->nr; |
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break; |
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} |
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} |
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if (!para_type) { |
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/* We need to add a new entry */ |
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para_type = new_type.nr = j+1; |
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/* No need to copy them, we won't change them anyway */ |
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new_type.paragraph = paragraph->base_paragraph; |
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new_type.character = paragraph->base_character; |
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new_type.style = paragraph->base_style; |
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paragraph_type = &new_type; |
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if ((res = psiconv_list_add(paragraph_type_list,paragraph_type))) |
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goto ERROR5; |
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if ((res = psiconv_write_u32(buf_types,paragraph_type->nr))) |
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goto ERROR5; |
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if (!(style = psiconv_get_style(styles,paragraph_type->style))) { |
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psiconv_warn(0,psiconv_buffer_length(buf),"Unknown style"); |
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res = -PSICONV_E_GENERATE; |
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goto ERROR5; |
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} |
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if ((res = psiconv_write_paragraph_layout_list(buf_types, |
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paragraph_type->paragraph,style->paragraph))) |
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goto ERROR5; |
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if (with_styles) |
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if ((res = psiconv_write_u8(buf_types,paragraph_type->style))) |
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goto ERROR5; |
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if ((res = psiconv_write_character_layout_list(buf_types, |
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paragraph_type->character,style->character))) |
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goto ERROR5; |
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} |
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if ((res = psiconv_write_u8(buf_elements,para_type))) |
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goto ERROR5; |
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} |
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} |
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|
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/* Now append everything */ |
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if ((res = psiconv_write_u8(buf,with_styles?0x00:0x01))) |
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goto ERROR5; |
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if ((res = psiconv_write_u8(buf,0x00))) |
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goto ERROR5; |
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if ((res = psiconv_write_u8(buf,psiconv_list_length(paragraph_type_list)))) |
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goto ERROR5; |
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if ((res = psiconv_buffer_concat(buf,buf_types))) |
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goto ERROR5; |
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if ((res = psiconv_write_u32(buf,psiconv_list_length(value)))) |
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goto ERROR5; |
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if ((res = psiconv_buffer_concat(buf,buf_elements))) |
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goto ERROR5; |
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if ((res = psiconv_write_u32(buf,nr_of_inlines))) |
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goto ERROR5; |
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res = psiconv_buffer_concat(buf,buf_inlines); |
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|
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ERROR5: |
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psiconv_buffer_free(buf_inlines); |
| 279 |
ERROR4: |
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psiconv_buffer_free(buf_elements); |
| 281 |
ERROR3: |
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psiconv_buffer_free(buf_types); |
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ERROR2: |
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psiconv_list_free(paragraph_type_list); |
| 285 |
ERROR1: |
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return res; |
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} |
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|
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int psiconv_write_styled_layout_section(psiconv_buffer buf, |
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psiconv_text_and_layout result, |
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psiconv_word_styles_section styles) |
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{ |
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return psiconv_write_layout_section(buf,result,styles,1); |
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} |
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|
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int psiconv_write_styleless_layout_section(psiconv_buffer buf, |
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const psiconv_text_and_layout value, |
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const psiconv_character_layout base_char, |
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const psiconv_paragraph_layout base_para) |
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{ |
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int res = 0; |
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psiconv_word_styles_section styles_section; |
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|
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if (!(styles_section = malloc(sizeof(*styles_section)))) |
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goto ERROR1; |
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if (!(styles_section->normal = malloc(sizeof(*styles_section->normal)))) |
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goto ERROR2; |
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if (!(styles_section->normal->character = |
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psiconv_clone_character_layout(base_char))) |
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goto ERROR3; |
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if (!(styles_section->normal->paragraph = |
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psiconv_clone_paragraph_layout(base_para))) |
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goto ERROR4; |
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styles_section->normal->hotkey = 0; |
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if (!(styles_section->normal->name = strdup(""))) |
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goto ERROR5; |
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if (!(styles_section->styles = psiconv_list_new(sizeof( |
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struct psiconv_word_style_s)))) |
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goto ERROR6; |
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|
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res = psiconv_write_layout_section(buf,value,styles_section,0); |
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psiconv_free_word_styles_section(styles_section); |
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return res; |
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|
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ERROR6: |
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free(styles_section->normal->name); |
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ERROR5: |
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psiconv_free_paragraph_layout(styles_section->normal->paragraph); |
| 329 |
ERROR4: |
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psiconv_free_character_layout(styles_section->normal->character); |
| 331 |
ERROR3: |
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free(styles_section->normal); |
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ERROR2: |
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free(styles_section); |
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ERROR1: |
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if (!res) |
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return -PSICONV_E_NOMEM; |
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else |
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return res; |
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} |
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