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Remove kernel/utf8.{cpp,h}.
This commit is contained in:
Jonas 'Sortie' Termansen
parent
7a6b222e07
commit
cd254cd799
4 changed files with 13 additions and 120 deletions
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@ -138,7 +138,6 @@ time.o \
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timer.o \
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uart.o \
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user-timer.o \
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utf8.o \
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vga.o \
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vgatextbuffer.o \
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video.o \
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@ -28,6 +28,7 @@
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#include <string.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <wchar.h>
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#include <sortix/fcntl.h>
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#include <sortix/keycodes.h>
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@ -48,7 +49,6 @@
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#include <sortix/kernel/refcount.h>
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#include <sortix/kernel/scheduler.h>
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#include "utf8.h"
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#include "logterminal.h"
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namespace Sortix {
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@ -299,9 +299,11 @@ void LogTerminal::QueueUnicode(uint32_t unicode)
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// if it is unprintable (it's an encoded keystroke)?
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if ( !KBKEY_DECODE(unicode) && echomode )
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{
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char utf8buf[6];
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unsigned numbytes = UTF8::Encode(unicode, utf8buf);
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Log::PrintData(utf8buf, numbytes);
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mbstate_t ps;
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memset(&ps, 0, sizeof(ps));
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char utf8buf[MB_CUR_MAX];
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size_t num_bytes = wcrtomb(utf8buf, (wchar_t) unicode, &ps);
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Log::PrintData(utf8buf, num_bytes);
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}
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bool commit = !linemode || wasenter;
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@ -356,18 +358,21 @@ ssize_t LogTerminal::read(ioctx_t* ctx, uint8_t* userbuf, size_t count)
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uint8_t* buf;
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size_t bufsize;
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uint8_t codepointbuf[4];
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char utf8buf[6];
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char utf8buf[MB_CUR_MAX];
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if ( termmode & TERMMODE_UTF8 )
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{
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unsigned numbytes = UTF8::Encode(codepoint, utf8buf);
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if ( !numbytes )
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mbstate_t ps;
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memset(&ps, 0, sizeof(ps));
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size_t num_bytes = wcrtomb(utf8buf, (wchar_t) codepoint, &ps);
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if ( num_bytes == (size_t) -1)
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{
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Log::PrintF("Warning: logterminal driver dropping invalid "
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"codepoint 0x%x\n", codepoint);
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num_bytes = 0;
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}
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buf = (uint8_t*) utf8buf;
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bufsize = numbytes;
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bufsize = num_bytes;
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}
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else
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{
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@ -1,75 +0,0 @@
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/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2012.
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This file is part of Sortix.
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Sortix is free software: you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License along with
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Sortix. If not, see <http://www.gnu.org/licenses/>.
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utf8.cpp
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Encodes UTF-32 strings in UTF-8.
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*******************************************************************************/
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#include <errno.h>
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#include <sortix/kernel/kernel.h>
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#include "utf8.h"
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namespace Sortix
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{
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namespace UTF8
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{
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unsigned Encode(uint32_t unicode, char* dest)
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{
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uint8_t* buf = (uint8_t*) dest;
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unsigned bytes = 1;
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unsigned bits = 7;
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if ( (1U<<7U) <= unicode ) { bytes = 2; bits = 11; }
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if ( (1U<<11U) <= unicode ) { bytes = 3; bits = 16; }
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if ( (1U<<16U) <= unicode ) { bytes = 4; bits = 21; }
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if ( (1U<<21U) <= unicode ) { bytes = 5; bits = 26; }
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if ( (1U<<26U) <= unicode ) { bytes = 6; bits = 31; }
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if ( (1U<<31U) <= unicode ) { errno = EINVAL; return 0; }
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uint8_t prefix;
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unsigned prefixavai;
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switch ( bytes )
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{
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case 1: prefixavai = 7; prefix = 0b0U << prefixavai; break;
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case 2: prefixavai = 5; prefix = 0b110U << prefixavai; break;
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case 3: prefixavai = 4; prefix = 0b1110U << prefixavai; break;
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case 4: prefixavai = 3; prefix = 0b11110U << prefixavai; break;
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case 5: prefixavai = 2; prefix = 0b111110U << prefixavai; break;
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case 6: prefixavai = 1; prefix = 0b1111110U << prefixavai; break;
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}
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// Put the first bits in the unused area of the prefix.
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prefix |= unicode >> (bits - prefixavai);
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*buf++ = prefix;
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unsigned bitsleft = bits - prefixavai;
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while ( bitsleft )
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{
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bitsleft -= 6;
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uint8_t elembits = (unicode>>bitsleft) & ((1U<<6U)-1U);
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uint8_t elem = (0b10U<<6U) | elembits;
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*buf++ = elem;
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}
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return bytes;
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}
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}
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}
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@ -1,36 +0,0 @@
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/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2012.
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This file is part of Sortix.
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Sortix is free software: you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License along with
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Sortix. If not, see <http://www.gnu.org/licenses/>.
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utf8.h
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Encodes UTF-32 strings in UTF-8.
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*******************************************************************************/
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#ifndef SORTIX_UTF8_H
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#define SORTIX_UTF8_H
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namespace Sortix
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{
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namespace UTF8
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{
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unsigned Encode(uint32_t unicode, char* dest);
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}
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}
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#endif
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