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c95034c6de
git-svn-id: http://svn.irssi.org/repos/irssi/trunk@171 dbcabf3a-b0e7-0310-adc4-f8d773084564
123 lines
2.7 KiB
C
123 lines
2.7 KiB
C
/*
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translation.c : irssi
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Copyright (C) 1999-2000 Timo Sirainen
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "module.h"
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#include "signals.h"
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#include "line-split.h"
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#include "misc.h"
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#include "settings.h"
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unsigned char translation_in[256], translation_out[256];
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void translation_reset(void)
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{
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int n;
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for (n = 0; n < 256; n++)
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translation_in[n] = (unsigned char) n;
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for (n = 0; n < 256; n++)
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translation_out[n] = (unsigned char) n;
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}
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void translate_output(char *text)
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{
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while (*text != '\0') {
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*text = (char) translation_out[(int) (unsigned char) *text];
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text++;
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}
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}
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#define gethex(a) \
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(isdigit(a) ? ((a)-'0') : (toupper(a)-'A'+10))
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void translation_parse_line(const char *str, int *pos)
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{
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const char *ptr;
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int value;
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for (ptr = str; *ptr != '\0'; ptr++) {
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if (ptr[0] != '0' || ptr[1] != 'x')
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break;
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ptr += 2;
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value = (gethex(ptr[0]) << 4) + gethex(ptr[1]);
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if (*pos < 256)
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translation_in[*pos] = (unsigned char) value;
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else
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translation_out[*pos-256] = (unsigned char) value;
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(*pos)++;
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ptr += 2;
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if (*ptr != ',') break;
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}
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}
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int translation_read(const char *file)
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{
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char tmpbuf[1024], *str, *path;
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LINEBUF_REC *buffer;
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int f, pos, ret, recvlen;
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g_return_val_if_fail(file != NULL, FALSE);
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path = convert_home(file);
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f = open(file, O_RDONLY);
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g_free(path);
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if (f == -1) return FALSE;
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pos = 0; buffer = NULL;
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while (pos < 512) {
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recvlen = read(f, tmpbuf, sizeof(tmpbuf));
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ret = line_split(tmpbuf, recvlen, &str, &buffer);
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if (ret <= 0) break;
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translation_parse_line(str, &pos);
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}
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line_split_free(buffer);
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close(f);
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if (pos != 512)
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translation_reset();
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return pos == 512;
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}
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static void read_settings(void)
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{
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translation_read(settings_get_str("translation"));
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}
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void translation_init(void)
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{
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translation_reset();
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settings_add_str("misc", "translation", "");
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signal_add("setup changed", (SIGNAL_FUNC) read_settings);
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read_settings();
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}
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void translation_deinit(void)
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{
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read_settings();
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signal_remove("setup changed", (SIGNAL_FUNC) read_settings);
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}
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