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frodo |
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/* |
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general.c - Part of psiconv, a PSION 5 file formats converter |
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Copyright (c) 2003 Frodo Looijaard <frodol@dds.nl> |
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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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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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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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#include "config.h" |
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#include "compat.h" |
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#include "psiconv.h" |
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#include "general.h" |
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#include <psiconv/list.h> |
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#include <psiconv/unicode.h> |
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/* Output a UCS2 character in one of the supported encodings. */ |
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int output_char(psiconv_config config, psiconv_list list, |
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psiconv_ucs2 character, encoding enc) |
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{ |
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psiconv_u8 temp; |
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int res; |
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if (enc == ENCODING_UCS2) { |
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temp = character >> 8; |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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temp = character & 0xff; |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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} else if (enc == ENCODING_UTF8) { |
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if (character < 0x80) { |
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temp = character; |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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} else if (character < 0x800) { |
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temp = 0xc0 + (character >> 6); |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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temp = 0x80 + (character & 0x3f); |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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} else { |
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temp = 0xe0 + (character >> 12); |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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temp = 0x80 + ((character >> 6) & 0x3f); |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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temp = 0x80 + (character & 0x3f); |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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} |
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} else if (enc == ENCODING_ASCII) { |
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if (character == 0xa0) |
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temp = ' '; |
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else if (character >= 0x80) |
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temp = '?'; |
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else |
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temp = character; |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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} else if (enc == ENCODING_PSION) { |
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temp = psiconv_unicode_to_char(config,character); |
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if ((res = psiconv_list_add(list,&temp))) |
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return res; |
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} |
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return 0; |
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} |
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int output_string(psiconv_config config, psiconv_list list, |
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psiconv_ucs2 *string, encoding enc) |
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{ |
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int i = 0; |
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int res; |
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while (string[i]) { |
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if ((res = output_char(config,list,string[i],enc))) |
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return res; |
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i++; |
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} |
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return 0; |
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} |