diff options
Diffstat (limited to 'ext/nkf/nkf-utf8')
| -rw-r--r-- | ext/nkf/nkf-utf8/nkf.c | 593 |
1 files changed, 329 insertions, 264 deletions
diff --git a/ext/nkf/nkf-utf8/nkf.c b/ext/nkf/nkf-utf8/nkf.c index e34ff44a7b..d1d23ebcff 100644 --- a/ext/nkf/nkf-utf8/nkf.c +++ b/ext/nkf/nkf-utf8/nkf.c @@ -1,42 +1,30 @@ -/** Network Kanji Filter. (PDS Version) - ** -*- coding: ISO-2022-JP -*- - ************************************************************************ - ** Copyright (C) 1987, Fujitsu LTD. (Itaru ICHIKAWA) - ** $BO"Mm@h!'(B $B!J3t!KIY;NDL8&5f=j!!%=%U%H#38&!!;T@n!!;j(B - ** $B!J(BE-Mail Address: ichikawa@flab.fujitsu.co.jp$B!K(B - ** Copyright (C) 1996,1998 - ** Copyright (C) 2002 - ** $BO"Mm@h!'(B $BN05eBg3X>pJs9)3X2J(B $B2OLn(B $B??<#(B mime/X0208 support - ** $B!J(BE-Mail Address: kono@ie.u-ryukyu.ac.jp$B!K(B - ** $BO"Mm@h!'(B COW for DOS & Win16 & Win32 & OS/2 - ** $B!J(BE-Mail Address: GHG00637@niftyserve.or.p$B!K(B - ** - ** $B$3$N%=!<%9$N$$$+$J$kJ#<L!$2~JQ!$=$@5$b5vBz$7$^$9!#$?$@$7!"(B - ** $B$=$N:]$K$O!"C/$,9W8%$7$?$r<($9$3$NItJ,$r;D$9$3$H!#(B - ** $B:FG[I[$d;(;o$NIUO?$J$I$NLd$$9g$o$;$bI,MW$"$j$^$;$s!#(B - ** $B1DMxMxMQ$b>e5-$KH?$7$J$$HO0O$G5v2D$7$^$9!#(B - ** $B%P%$%J%j$NG[I[$N:]$K$O(Bversion message$B$rJ]B8$9$k$3$H$r>r7o$H$7$^$9!#(B - ** $B$3$N%W%m%0%i%`$K$D$$$F$OFC$K2?$NJ]>Z$b$7$J$$!"0-$7$+$i$:!#(B - ** - ** Everyone is permitted to do anything on this program - ** including copying, modifying, improving, - ** as long as you don't try to pretend that you wrote it. - ** i.e., the above copyright notice has to appear in all copies. - ** Binary distribution requires original version messages. - ** You don't have to ask before copying, redistribution or publishing. - ** THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE. - ***********************************************************************/ - -/*********************************************************************** - * $B8=:_!"(Bnkf $B$O(B SorceForge $B$K$F%a%s%F%J%s%9$,B3$1$i$l$F$$$^$9!#(B - * http://sourceforge.jp/projects/nkf/ - ***********************************************************************/ -#define NKF_IDENT "$Id$" -#define NKF_VERSION "2.0.8" -#define NKF_RELEASE_DATE "2008-11-07" +/* + * Copyright (c) 1987, Fujitsu LTD. (Itaru ICHIKAWA). + * Copyright (c) 1996-2009, The nkf Project. + * + * This software is provided 'as-is', without any express or implied + * warranty. In no event will the authors be held liable for any damages + * arising from the use of this software. + * + * Permission is granted to anyone to use this software for any purpose, + * including commercial applications, and to alter it and redistribute it + * freely, subject to the following restrictions: + * + * 1. The origin of this software must not be misrepresented; you must not + * claim that you wrote the original software. If you use this software + * in a product, an acknowledgment in the product documentation would be + * appreciated but is not required. + * + * 2. Altered source versions must be plainly marked as such, and must not be + * misrepresented as being the original software. + * + * 3. This notice may not be removed or altered from any source distribution. + */ +#define NKF_VERSION "2.0.9" +#define NKF_RELEASE_DATE "2009-01-20" #define COPY_RIGHT \ - "Copyright (C) 1987, FUJITSU LTD. (I.Ichikawa),2000 S. Kono, COW\n" \ - "Copyright (C) 2002-2008 Kono, Furukawa, Naruse, mastodon" + "Copyright (C) 1987, FUJITSU LTD. (I.Ichikawa).\n" \ + "Copyright (C) 1996-2009, The nkf Project." #include "config.h" #include "nkf.h" @@ -50,6 +38,8 @@ # define INCL_DOSERRORS # include <os2.h> #endif +#include <assert.h> + /* state of output_mode and input_mode @@ -139,7 +129,7 @@ enum nkf_encodings { JIS_X_0212 = 0x1159, /* D */ /* JIS_X_0213_2000_1 = 0x1228, */ /* O */ JIS_X_0213_2 = 0x1229, /* P */ - JIS_X_0213_1 = 0x1233, /* Q */ + JIS_X_0213_1 = 0x1233 /* Q */ }; static nkf_char s_iconv(nkf_char c2, nkf_char c1, nkf_char c0); @@ -511,7 +501,7 @@ static nkf_char no_connection2(nkf_char c2, nkf_char c1, nkf_char c0) { fprintf(stderr,"nkf internal module connection failure.\n"); - exit(1); + exit(EXIT_FAILURE); return 0; /* LINT */ } @@ -659,9 +649,37 @@ static nkf_char prev_cr = 0; /* CR or 0 */ static int end_check; #endif /*Easy Win */ -#define STD_GC_BUFSIZE (256) -nkf_char std_gc_buf[STD_GC_BUFSIZE]; -nkf_char std_gc_ndx; +static void * +nkf_xmalloc(size_t size) +{ + void *ptr; + + if (size == 0) size = 1; + + ptr = malloc(size); + if (ptr == NULL) { + perror("can't malloc"); + exit(EXIT_FAILURE); + } + + return ptr; +} + +static void * +nkf_xrealloc(void *ptr, size_t size) +{ + if (size == 0) size = 1; + + ptr = realloc(ptr, size); + if (ptr == NULL) { + perror("can't realloc"); + exit(EXIT_FAILURE); + } + + return ptr; +} + +#define nkf_xfree(ptr) free(ptr) static int nkf_str_caseeql(const char *src, const char *target) @@ -723,22 +741,15 @@ nkf_enc_find(const char *name) nkf_enc_to_index(enc) == CP50222) #ifdef DEFAULT_CODE_LOCALE -static char* +static const char* nkf_locale_charmap() { #ifdef HAVE_LANGINFO_H return nl_langinfo(CODESET); #elif defined(__WIN32__) - char buf[16]; - char *str; - int len = sprintf(buf, "CP%d", GetACP()); - if (len > 0) { - str = malloc(len + 1); - strcpy(str, buf); - str[len] = '\0'; - return str; - } - else return NULL; + static char buf[16]; + sprintf(buf, "CP%d", GetACP()); + return buf; #elif defined(__OS2__) # if defined(INT_IS_SHORT) /* OS/2 1.x */ @@ -754,16 +765,15 @@ nkf_locale_charmap() sprintf(buf, "CP%lu", ulCP[0]); return buf; # endif -#else - return NULL; #endif + return NULL; } static nkf_encoding* nkf_locale_encoding() { nkf_encoding *enc = 0; - char *encname = nkf_locale_charmap(); + const char *encname = nkf_locale_charmap(); if (encname) enc = nkf_enc_find(encname); return enc; @@ -789,6 +799,64 @@ nkf_default_encoding() return enc; } +typedef struct { + long capa; + long len; + unsigned char *ptr; +} nkf_buf_t; + +static nkf_buf_t * +nkf_buf_new(int length) +{ + nkf_buf_t *buf = nkf_xmalloc(sizeof(nkf_buf_t)); + buf->ptr = nkf_xmalloc(length); + buf->capa = length; + buf->len = 0; + return buf; +} + +#if 0 +static void +nkf_buf_dispose(nkf_buf_t *buf) +{ + nkf_xfree(buf->ptr); + nkf_xfree(buf); +} +#endif + +#define nkf_buf_length(buf) ((buf)->len) +#define nkf_buf_empty_p(buf) ((buf)->len == 0) + +static unsigned char +nkf_buf_at(nkf_buf_t *buf, int index) +{ + assert(index <= buf->len); + return buf->ptr[index]; +} + +static void +nkf_buf_clear(nkf_buf_t *buf) +{ + buf->len = 0; +} + +static void +nkf_buf_push(nkf_buf_t *buf, unsigned char c) +{ + if (buf->capa <= buf->len) { + exit(EXIT_FAILURE); + } + buf->ptr[buf->len++] = c; +} + +static unsigned char +nkf_buf_pop(nkf_buf_t *buf) +{ + assert(!nkf_buf_empty_p(buf)); + return buf->ptr[--buf->len]; +} + +/* Normalization Form C */ #ifndef PERL_XS #ifdef WIN32DLL #define fprintf dllprintf @@ -804,49 +872,39 @@ static void usage(void) { fprintf(HELP_OUTPUT, - "USAGE: nkf(nkf32,wnkf,nkf2) -[flags] [in file] .. [out file for -O flag]\n" - "Flags:\n" - "b,u Output is buffered (DEFAULT),Output is unbuffered\n" - "j,s,e,w Output code is ISO-2022-JP, Shift JIS, EUC-JP, UTF-8N\n" + "Usage: nkf -[flags] [--] [in file] .. [out file for -O flag]\n" + " j,s,e,w Output code is ISO-2022-JP, Shift JIS, EUC-JP, UTF-8N\n" #ifdef UTF8_OUTPUT_ENABLE - " After 'w' you can add more options. -w[ 8 [0], 16 [[BL] [0]] ]\n" + " After 'w' you can add more options. -w[ 8 [0], 16 [[BL] [0]] ]\n" #endif - "J,S,E,W Input assumption is JIS 7 bit , Shift JIS, EUC-JP, UTF-8\n" + " J,S,E,W Input assumption is JIS 7 bit , Shift JIS, EUC-JP, UTF-8\n" #ifdef UTF8_INPUT_ENABLE - " After 'W' you can add more options. -W[ 8, 16 [BL] ] \n" -#endif - "t no conversion\n" - "i[@B] Specify the Esc Seq for JIS X 0208-1978/83 (DEFAULT B)\n" - "o[BJH] Specify the Esc Seq for ASCII/Roman (DEFAULT B)\n" - "r {de/en}crypt ROT13/47\n" - "h 1 katakana->hiragana, 2 hiragana->katakana, 3 both\n" - "m[BQSN0] MIME decode [B:base64,Q:quoted,S:strict,N:non-strict,0:no decode]\n" - "M[BQ] MIME encode [B:base64 Q:quoted]\n" - "l ISO8859-1 (Latin-1) support\n" - "f/F Folding: -f60 or -f or -f60-10 (fold margin 10) F preserve nl\n" - "Z[0-4] Default/0: Convert JISX0208 Alphabet to ASCII\n" - " 1: Kankaku to one space 2: to two spaces 3: HTML Entity\n" - " 4: JISX0208 Katakana to JISX0201 Katakana\n" - "X,x Assume X0201 kana in MS-Kanji, -x preserves X0201\n" - "B[0-2] Broken input 0: missing ESC,1: any X on ESC-[($]-X,2: ASCII on NL\n" -#ifdef MSDOS - "T Text mode output\n" + " After 'W' you can add more options. -W[ 8, 16 [BL] ] \n" #endif - "O Output to File (DEFAULT 'nkf.out')\n" - "I Convert non ISO-2022-JP charactor to GETA\n" - "d,c Convert line breaks -d: LF -c: CRLF\n" - "-L[uwm] line mode u:LF w:CRLF m:CR (DEFAULT noconversion)\n" - "v, V Show this usage. V: show configuration\n" - "\n" + ); + fprintf(HELP_OUTPUT, + " m[BQSN0] MIME decode [B:base64,Q:quoted,S:strict,N:non-strict,0:no decode]\n" + " M[BQ] MIME encode [B:base64 Q:quoted]\n" + " f/F Folding: -f60 or -f or -f60-10 (fold margin 10) F preserve nl\n" + ); + fprintf(HELP_OUTPUT, + " Z[0-4] Default/0: Convert JISX0208 Alphabet to ASCII\n" + " 1: Kankaku to one space 2: to two spaces 3: HTML Entity\n" + " 4: JISX0208 Katakana to JISX0201 Katakana\n" + " X,x Assume X0201 kana in MS-Kanji, -x preserves X0201\n" + ); + fprintf(HELP_OUTPUT, + " O Output to File (DEFAULT 'nkf.out')\n" + " L[uwm] Line mode u:LF w:CRLF m:CR (DEFAULT noconversion)\n" + ); + fprintf(HELP_OUTPUT, "Long name options\n" " --ic=<input codeset> --oc=<output codeset>\n" " Specify the input or output codeset\n" - " --fj --unix --mac --windows\n" - " --jis --euc --sjis --utf8 --utf16 --mime --base64\n" - " Convert for the system or code\n" " --hiragana --katakana --katakana-hiragana\n" " To Hiragana/Katakana Conversion\n" - " --prefix= Insert escape before troublesome characters of Shift_JIS\n" + ); + fprintf(HELP_OUTPUT, #ifdef INPUT_OPTION " --cap-input, --url-input Convert hex after ':' or '%%'\n" #endif @@ -857,15 +915,16 @@ usage(void) " --fb-{skip, html, xml, perl, java, subchar}\n" " Specify how nkf handles unassigned characters\n" #endif + ); + fprintf(HELP_OUTPUT, #ifdef OVERWRITE - " --in-place[=SUFFIX] --overwrite[=SUFFIX]\n" - " Overwrite original listed files by filtered result\n" - " --overwrite preserves timestamp of original files\n" + " --in-place[=SUF] Overwrite original listed files by filtered result\n" + " --overwrite[=SUF] in-place and preserve timestamp of original files\n" #endif - " -g --guess Guess the input code\n" - " --help --version Show this help/the version\n" - " For more information, see also man nkf\n" - "\n"); + " -g --guess Guess the input code\n" + " -v --version print the version\n" + " --help/-V print this help / configuration\n" + ); version(); } @@ -874,8 +933,6 @@ show_configuration(void) { fprintf(HELP_OUTPUT, "Summary of my nkf " NKF_VERSION " (" NKF_RELEASE_DATE ") configuration:\n" - " nkf identity:\n" - " " NKF_IDENT "\n" " Compile-time options:\n" " Compiled at: " __DATE__ " " __TIME__ "\n" ); @@ -937,12 +994,7 @@ get_backup_filename(const char *suffix, const char *filename) } if(asterisk_count){ - backup_filename = malloc(strlen(suffix) + (asterisk_count * (filename_length - 1)) + 1); - if (!backup_filename){ - perror("Can't malloc backup filename."); - return NULL; - } - + backup_filename = nkf_xmalloc(strlen(suffix) + (asterisk_count * (filename_length - 1)) + 1); for(i = 0, j = 0; suffix[i];){ if(suffix[i] == '*'){ backup_filename[j] = '\0'; @@ -956,7 +1008,7 @@ get_backup_filename(const char *suffix, const char *filename) backup_filename[j] = '\0'; }else{ j = filename_length + strlen(suffix); - backup_filename = malloc(j + 1); + backup_filename = nkf_xmalloc(j + 1); strcpy(backup_filename, filename); strcat(backup_filename, suffix); backup_filename[j] = '\0'; @@ -1070,7 +1122,7 @@ static const struct { {"euc","e"}, {"euc-input","E"}, {"fj","jm"}, - {"help","v"}, + {"help",""}, {"jis","j"}, {"jis-input","J"}, {"mac","sLm"}, @@ -1080,7 +1132,7 @@ static const struct { {"sjis","s"}, {"sjis-input","S"}, {"unix","eLu"}, - {"version","V"}, + {"version","v"}, {"windows","sLw"}, {"hiragana","h1"}, {"katakana","h2"}, @@ -2598,25 +2650,25 @@ w_oconv32(nkf_char c2, nkf_char c1) } #endif -#define SCORE_L2 (1) /* $BBh(B2$B?e=`4A;z(B */ -#define SCORE_KANA (SCORE_L2 << 1) /* $B$$$o$f$kH>3Q%+%J(B */ -#define SCORE_DEPEND (SCORE_KANA << 1) /* $B5!<o0MB8J8;z(B */ -#define SCORE_CP932 (SCORE_DEPEND << 1) /* CP932 $B$K$h$kFI$_49$((B (IBM extended characters) */ +#define SCORE_L2 (1) /* Kanji Level 2 */ +#define SCORE_KANA (SCORE_L2 << 1) /* Halfwidth Katakana */ +#define SCORE_DEPEND (SCORE_KANA << 1) /* MD Characters */ +#define SCORE_CP932 (SCORE_DEPEND << 1) /* IBM extended characters */ #define SCORE_X0212 (SCORE_CP932 << 1) /* JIS X 0212 */ -#define SCORE_NO_EXIST (SCORE_X0212 << 1) /* $BB8:_$7$J$$J8;z(B */ -#define SCORE_iMIME (SCORE_NO_EXIST << 1) /* MIME $B$K$h$k;XDj(B */ -#define SCORE_ERROR (SCORE_iMIME << 1) /* $B%(%i!<(B */ +#define SCORE_NO_EXIST (SCORE_X0212 << 1) /* Undefined Characters */ +#define SCORE_iMIME (SCORE_NO_EXIST << 1) /* MIME selected */ +#define SCORE_ERROR (SCORE_iMIME << 1) /* Error */ #define SCORE_INIT (SCORE_iMIME) -static const char score_table_A0[] = { +static const nkf_char score_table_A0[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, SCORE_DEPEND, SCORE_DEPEND, SCORE_DEPEND, SCORE_DEPEND, SCORE_DEPEND, SCORE_DEPEND, SCORE_NO_EXIST, }; -static const char score_table_F0[] = { +static const nkf_char score_table_F0[] = { SCORE_L2, SCORE_L2, SCORE_L2, SCORE_L2, SCORE_L2, SCORE_DEPEND, SCORE_NO_EXIST, SCORE_NO_EXIST, SCORE_DEPEND, SCORE_DEPEND, SCORE_CP932, SCORE_CP932, @@ -2925,12 +2977,42 @@ code_status(nkf_char c) } } +typedef struct { + nkf_buf_t *std_gc_buf; + nkf_char broken_state; + nkf_buf_t *broken_buf; + nkf_char mimeout_state; + nkf_buf_t *nfc_buf; +} nkf_state_t; + +static nkf_state_t *nkf_state = NULL; + +#define STD_GC_BUFSIZE (256) + +static void +nkf_state_init(void) +{ + if (nkf_state) { + nkf_buf_clear(nkf_state->std_gc_buf); + nkf_buf_clear(nkf_state->broken_buf); + nkf_buf_clear(nkf_state->nfc_buf); + } + else { + nkf_state = nkf_xmalloc(sizeof(nkf_state_t)); + nkf_state->std_gc_buf = nkf_buf_new(STD_GC_BUFSIZE); + nkf_state->broken_buf = nkf_buf_new(3); + nkf_state->nfc_buf = nkf_buf_new(9); + } + nkf_state->broken_state = 0; + nkf_state->mimeout_state = 0; +} + #ifndef WIN32DLL static nkf_char std_getc(FILE *f) { - if (std_gc_ndx){ - return std_gc_buf[--std_gc_ndx]; + if (!nkf_buf_empty_p(nkf_state->std_gc_buf)){ + return nkf_buf_pop(nkf_state->std_gc_buf); } return getc(f); } @@ -2939,10 +3021,7 @@ std_getc(FILE *f) static nkf_char std_ungetc(nkf_char c, FILE *f) { - if (std_gc_ndx == STD_GC_BUFSIZE){ - return EOF; - } - std_gc_buf[std_gc_ndx++] = c; + nkf_buf_push(nkf_state->std_gc_buf, c); return c; } @@ -3190,65 +3269,41 @@ check_bom(FILE *f) } } -static struct { - int count; - nkf_char status; - nkf_char buf[3]; -} broken_state; - -static void -init_broken_state(void) -{ - memset(&broken_state, 0, sizeof(broken_state)); -} - -static void -push_broken_buf(c) -{ - broken_state.buf[broken_state.count++] = c; -} - -static nkf_char -pop_broken_buf(void) -{ - return broken_state.buf[--broken_state.count]; -} - static nkf_char broken_getc(FILE *f) { nkf_char c, c1; - if (broken_state.count > 0) { - return pop_broken_buf(); + if (!nkf_buf_empty_p(nkf_state->broken_buf)) { + return nkf_buf_pop(nkf_state->broken_buf); } c = (*i_bgetc)(f); - if (c=='$' && broken_state.status != ESC + if (c=='$' && nkf_state->broken_state != ESC && (input_mode == ASCII || input_mode == JIS_X_0201_1976_K)) { c1= (*i_bgetc)(f); - broken_state.status = 0; + nkf_state->broken_state = 0; if (c1=='@'|| c1=='B') { - push_broken_buf(c1); - push_broken_buf(c); + nkf_buf_push(nkf_state->broken_buf, c1); + nkf_buf_push(nkf_state->broken_buf, c); return ESC; } else { (*i_bungetc)(c1,f); return c; } - } else if (c=='(' && broken_state.status != ESC + } else if (c=='(' && nkf_state->broken_state != ESC && (input_mode == JIS_X_0208 || input_mode == JIS_X_0201_1976_K)) { c1= (*i_bgetc)(f); - broken_state.status = 0; + nkf_state->broken_state = 0; if (c1=='J'|| c1=='B') { - push_broken_buf(c1); - push_broken_buf(c); + nkf_buf_push(nkf_state->broken_buf, c1); + nkf_buf_push(nkf_state->broken_buf, c); return ESC; } else { (*i_bungetc)(c1,f); return c; } } else { - broken_state.status = c; + nkf_state->broken_state = c; return c; } } @@ -3256,8 +3311,8 @@ broken_getc(FILE *f) static nkf_char broken_ungetc(nkf_char c, FILE *f) { - if (broken_state.count < 2) - push_broken_buf(c); + if (nkf_buf_length(nkf_state->broken_buf) < 2) + nkf_buf_push(nkf_state->broken_buf, c); return c; } @@ -3358,9 +3413,7 @@ fold_conv(nkf_char c2, nkf_char c1) f_prev = LF; f_line = 0; fold_state = LF; /* output newline and clear */ - } else if ( (c2==0 && c1==SP)|| - (c2==0 && c1==TAB)|| - (c2=='!'&& c1=='!')) { + } else if ((c2==0 && nkf_isblank(c1)) || (c2 == '!' && c1 == '!')) { /* X0208 kankaku or ascii space */ if (f_prev == SP) { fold_state = 0; /* remove duplicate spaces */ @@ -3558,7 +3611,7 @@ z_conv(nkf_char c2, nkf_char c1) if (alpha_f & 16) { /* JIS X 0208 Katakana to JIS X 0201 Katakana */ if (c2 == 0x21) { - char c = 0; + nkf_char c = 0; switch (c1) { case 0x23: /* U+3002 (0x8142) Ideographic Full Stop -> U+FF61 (0xA1) Halfwidth Ideographic Full Stop */ @@ -4198,42 +4251,56 @@ numchar_ungetc(nkf_char c, FILE *f) #ifdef UNICODE_NORMALIZATION -/* Normalization Form C */ static nkf_char nfc_getc(FILE *f) { nkf_char (*g)(FILE *f) = i_nfc_getc; nkf_char (*u)(nkf_char c ,FILE *f) = i_nfc_ungetc; - int i=0, j, k=1, lower, upper; - nkf_char buf[9]; + nkf_buf_t *buf = nkf_state->nfc_buf; const unsigned char *array; + int lower=0, upper=NORMALIZATION_TABLE_LENGTH-1; + nkf_char c = (*g)(f); - buf[i] = (*g)(f); - while (k > 0 && ((buf[i] & 0xc0) != 0x80)){ - lower=0, upper=NORMALIZATION_TABLE_LENGTH-1; - while (upper >= lower) { - j = (lower+upper) / 2; - array = normalization_table[j].nfd; - for (k=0; k < NORMALIZATION_TABLE_NFD_LENGTH && array[k]; k++){ - if (array[k] != buf[k]){ - array[k] < buf[k] ? (lower = j + 1) : (upper = j - 1); - k = 0; + if (c == EOF || c > 0xFF || (c & 0xc0) == 0x80) return c; + + nkf_buf_push(buf, (unsigned char)c); + do { + while (lower <= upper) { + int mid = (lower+upper) / 2; + int len; + array = normalization_table[mid].nfd; + for (len=0; len < NORMALIZATION_TABLE_NFD_LENGTH && array[len]; len++) { + if (len >= nkf_buf_length(buf)) { + c = (*g)(f); + if (c == EOF) { + len = 0; + lower = 1, upper = 0; + break; + } + nkf_buf_push(buf, c); + } + if (array[len] != nkf_buf_at(buf, len)) { + if (array[len] < nkf_buf_at(buf, len)) lower = mid + 1; + else upper = mid - 1; + len = 0; break; - } else if (k >= i) - buf[++i] = (*g)(f); + } } - if (k > 0){ - array = normalization_table[j].nfc; + if (len > 0) { + int i; + array = normalization_table[mid].nfc; + nkf_buf_clear(buf); for (i=0; i < NORMALIZATION_TABLE_NFC_LENGTH && array[i]; i++) - buf[i] = (nkf_char)(array[i]); - i--; + nkf_buf_push(buf, array[i]); break; } } - while (i > 0) - (*u)(buf[i--], f); - } - return buf[0]; + } while (lower <= upper); + + while (nkf_buf_length(buf) > 1) (*u)(nkf_buf_pop(buf), f); + c = nkf_buf_pop(buf); + + return c; } static nkf_char @@ -4307,17 +4374,13 @@ mime_getc(FILE *f) /* end Q encoding */ input_mode = exit_mode; lwsp_count = 0; - lwsp_buf = malloc((lwsp_size+5)*sizeof(char)); - if (lwsp_buf==NULL) { - perror("can't malloc"); - return -1; - } + lwsp_buf = nkf_xmalloc((lwsp_size+5)*sizeof(char)); while ((c1=(*i_getc)(f))!=EOF) { switch (c1) { case LF: case CR: if (c1==LF) { - if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) { + if ((c1=(*i_getc)(f))!=EOF && nkf_isblank(c1)) { i_ungetc(SP,f); continue; } else { @@ -4326,7 +4389,7 @@ mime_getc(FILE *f) c1 = LF; } else { if ((c1=(*i_getc)(f))!=EOF && c1 == LF) { - if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) { + if ((c1=(*i_getc)(f))!=EOF && nkf_isblank(c1)) { i_ungetc(SP,f); continue; } else { @@ -4344,12 +4407,7 @@ mime_getc(FILE *f) lwsp_buf[lwsp_count] = (unsigned char)c1; if (lwsp_count++>lwsp_size){ lwsp_size <<= 1; - lwsp_buf_new = realloc(lwsp_buf, (lwsp_size+5)*sizeof(char)); - if (lwsp_buf_new==NULL) { - free(lwsp_buf); - perror("can't realloc"); - return -1; - } + lwsp_buf_new = nkf_xrealloc(lwsp_buf, (lwsp_size+5)*sizeof(char)); lwsp_buf = lwsp_buf_new; } continue; @@ -4362,7 +4420,7 @@ mime_getc(FILE *f) i_ungetc(lwsp_buf[lwsp_count],f); c1 = lwsp_buf[0]; } - free(lwsp_buf); + nkf_xfree(lwsp_buf); return c1; } if (c1=='='&&c2<SP) { /* this is soft wrap */ @@ -4415,17 +4473,13 @@ mime_getc(FILE *f) if ((c1 == '?') && (c2 == '=')) { input_mode = ASCII; lwsp_count = 0; - lwsp_buf = malloc((lwsp_size+5)*sizeof(char)); - if (lwsp_buf==NULL) { - perror("can't malloc"); - return -1; - } + lwsp_buf = nkf_xmalloc((lwsp_size+5)*sizeof(char)); while ((c1=(*i_getc)(f))!=EOF) { switch (c1) { case LF: case CR: if (c1==LF) { - if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) { + if ((c1=(*i_getc)(f))!=EOF && nkf_isblank(c1)) { i_ungetc(SP,f); continue; } else { @@ -4437,7 +4491,7 @@ mime_getc(FILE *f) if (c1==SP) { i_ungetc(SP,f); continue; - } else if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) { + } else if ((c1=(*i_getc)(f))!=EOF && nkf_isblank(c1)) { i_ungetc(SP,f); continue; } else { @@ -4455,12 +4509,7 @@ mime_getc(FILE *f) lwsp_buf[lwsp_count] = (unsigned char)c1; if (lwsp_count++>lwsp_size){ lwsp_size <<= 1; - lwsp_buf_new = realloc(lwsp_buf, (lwsp_size+5)*sizeof(char)); - if (lwsp_buf_new==NULL) { - free(lwsp_buf); - perror("can't realloc"); - return -1; - } + lwsp_buf_new = nkf_xrealloc(lwsp_buf, (lwsp_size+5)*sizeof(char)); lwsp_buf = lwsp_buf_new; } continue; @@ -4473,7 +4522,7 @@ mime_getc(FILE *f) i_ungetc(lwsp_buf[lwsp_count],f); c1 = lwsp_buf[0]; } - free(lwsp_buf); + nkf_xfree(lwsp_buf); return c1; } mime_c3_retry: @@ -4520,11 +4569,10 @@ mime_getc(FILE *f) static const char basis_64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; -#define MIMEOUT_BUF_LENGTH (60) +#define MIMEOUT_BUF_LENGTH 74 static struct { char buf[MIMEOUT_BUF_LENGTH+1]; int count; - nkf_char state; } mimeout_state; /*nkf_char mime_lastchar2, mime_lastchar1;*/ @@ -4552,15 +4600,12 @@ open_mime(nkf_char mode) PUT_NEWLINE((*o_mputc)); (*o_mputc)(SP); base64_count = 1; - if (mimeout_state.count>0 - && (mimeout_state.buf[i]==SP || mimeout_state.buf[i]==TAB - || mimeout_state.buf[i]==CR || mimeout_state.buf[i]==LF)) { + if (mimeout_state.count>0 && nkf_isspace(mimeout_state.buf[i])) { i++; } } for (;i<mimeout_state.count;i++) { - if (mimeout_state.buf[i]==SP || mimeout_state.buf[i]==TAB - || mimeout_state.buf[i]==CR || mimeout_state.buf[i]==LF) { + if (nkf_isspace(mimeout_state.buf[i])) { (*o_mputc)(mimeout_state.buf[i]); base64_count ++; } else { @@ -4628,13 +4673,13 @@ eof_mime(void) case 'B': break; case 2: - (*o_mputc)(basis_64[((mimeout_state.state & 0x3)<< 4)]); + (*o_mputc)(basis_64[((nkf_state->mimeout_state & 0x3)<< 4)]); (*o_mputc)('='); (*o_mputc)('='); base64_count += 3; break; case 1: - (*o_mputc)(basis_64[((mimeout_state.state & 0xF) << 2)]); + (*o_mputc)(basis_64[((nkf_state->mimeout_state & 0xF) << 2)]); (*o_mputc)('='); base64_count += 2; break; @@ -4666,19 +4711,19 @@ mimeout_addchar(nkf_char c) } break; case 'B': - mimeout_state.state=c; + nkf_state->mimeout_state=c; (*o_mputc)(basis_64[c>>2]); mimeout_mode=2; base64_count ++; break; case 2: - (*o_mputc)(basis_64[((mimeout_state.state & 0x3)<< 4) | ((c & 0xF0) >> 4)]); - mimeout_state.state=c; + (*o_mputc)(basis_64[((nkf_state->mimeout_state & 0x3)<< 4) | ((c & 0xF0) >> 4)]); + nkf_state->mimeout_state=c; mimeout_mode=1; base64_count ++; break; case 1: - (*o_mputc)(basis_64[((mimeout_state.state & 0xF) << 2) | ((c & 0xC0) >>6)]); + (*o_mputc)(basis_64[((nkf_state->mimeout_state & 0xF) << 2) | ((c & 0xC0) >>6)]); (*o_mputc)(basis_64[c & 0x3F]); mimeout_mode='B'; base64_count += 2; @@ -4830,11 +4875,36 @@ mime_putc(nkf_char c) if (base64_count > 1 && base64_count + mimeout_state.count > 76 && mimeout_state.buf[0] != CR && mimeout_state.buf[0] != LF){ - PUT_NEWLINE((*o_mputc)); - base64_count = 0; - if (!nkf_isspace(mimeout_state.buf[0])){ - (*o_mputc)(SP); - base64_count++; + static const char *str = "boundary=\""; + static int len = 10; + i = 0; + + for (; i < mimeout_state.count - len; ++i) { + if (!strncmp(mimeout_state.buf+i, str, len)) { + i += len - 2; + break; + } + } + + if (i == 0 || i == mimeout_state.count - len) { + PUT_NEWLINE((*o_mputc)); + base64_count = 0; + if (!nkf_isspace(mimeout_state.buf[0])){ + (*o_mputc)(SP); + base64_count++; + } + } + else { + int j; + for (j = 0; j <= i; ++j) { + (*o_mputc)(mimeout_state.buf[j]); + } + PUT_NEWLINE((*o_mputc)); + base64_count = 1; + for (; j <= mimeout_state.count; ++j) { + mimeout_state.buf[j - i] = mimeout_state.buf[j]; + } + mimeout_state.count -= i; } } mimeout_state.buf[mimeout_state.count++] = (char)c; @@ -4881,7 +4951,7 @@ mime_putc(nkf_char c) mimeout_state.buf[mimeout_state.count++] = (char)c; return; } - if (c==SP || c==TAB || c==CR || c==LF) { + if (nkf_isspace(c)) { for (i=0;i<mimeout_state.count;i++) { if (SP<mimeout_state.buf[i] && mimeout_state.buf[i]<DEL) { eof_mime(); @@ -4958,15 +5028,9 @@ nkf_iconv_new(char *tocode, char *fromcode) nkf_iconv_t converter; converter->input_buffer_size = IOBUF_SIZE; - converter->input_buffer = malloc(converter->input_buffer_size); - if (converter->input_buffer == NULL) - perror("can't malloc"); - + converter->input_buffer = nkf_xmalloc(converter->input_buffer_size); converter->output_buffer_size = IOBUF_SIZE * 2; - converter->output_buffer = malloc(converter->output_buffer_size); - if (converter->output_buffer == NULL) - perror("can't malloc"); - + converter->output_buffer = nkf_xmalloc(converter->output_buffer_size); converter->cd = iconv_open(tocode, fromcode); if (converter->cd == (iconv_t)-1) { @@ -5033,8 +5097,8 @@ nkf_iconv_convert(nkf_iconv_t *converter, FILE *input) static void nkf_iconv_close(nkf_iconv_t *convert) { - free(converter->inbuf); - free(converter->outbuf); + nkf_xfree(converter->inbuf); + nkf_xfree(converter->outbuf); iconv_close(converter->cd); } #endif @@ -5145,7 +5209,6 @@ reinit(void) input_eol = 0; prev_cr = 0; option_mode = 0; - init_broken_state(); z_prev2=0,z_prev1=0; #ifdef CHECK_OPTION iconv_for_check = 0; @@ -5153,6 +5216,7 @@ reinit(void) input_codename = NULL; input_encoding = NULL; output_encoding = NULL; + nkf_state_init(); #ifdef WIN32DLL reinitdll(); #endif /*WIN32DLL*/ @@ -5778,6 +5842,10 @@ options(unsigned char *cp) cp_back = cp; cp = (unsigned char *)long_option[i].alias; }else{ + if (strcmp(long_option[i].name, "help") == 0){ + usage(); + exit(EXIT_SUCCESS); + } if (strcmp(long_option[i].name, "ic=") == 0){ enc = nkf_enc_find((char *)p); if (!enc) continue; @@ -5811,8 +5879,7 @@ options(unsigned char *cp) overwrite_f = TRUE; preserve_time_f = TRUE; backup_f = TRUE; - backup_suffix = malloc(strlen((char *) p) + 1); - strcpy(backup_suffix, (char *) p); + backup_suffix = (char *)p; continue; } if (strcmp(long_option[i].name, "in-place") == 0){ @@ -5826,8 +5893,7 @@ options(unsigned char *cp) overwrite_f = TRUE; preserve_time_f = FALSE; backup_f = TRUE; - backup_suffix = malloc(strlen((char *) p) + 1); - strcpy(backup_suffix, (char *) p); + backup_suffix = (char *)p; continue; } #endif @@ -6018,7 +6084,7 @@ options(unsigned char *cp) output_encoding = nkf_enc_from_index(EUCJP_NKF); continue; case 's': /* SJIS output */ - output_encoding = nkf_enc_from_index(WINDOWS_31J); + output_encoding = nkf_enc_from_index(SHIFT_JIS); continue; case 'l': /* ISO8859 Latin-1 support, no conversion */ iso8859_f = TRUE; /* Only compatible with ISO-2022-JP */ @@ -6028,7 +6094,8 @@ options(unsigned char *cp) if (*cp=='@'||*cp=='B') kanji_intro = *cp++; continue; - case 'o': /* ASCII IN ESC-(-J/B */ + case 'o': /* ASCII IN ESC-(-J/B/H */ + /* ESC ( H was used in initial JUNET messages */ if (*cp=='J'||*cp=='B'||*cp=='H') ascii_intro = *cp++; continue; @@ -6053,11 +6120,11 @@ options(unsigned char *cp) #ifndef PERL_XS case 'V': show_configuration(); - exit(1); + exit(EXIT_SUCCESS); break; case 'v': - usage(); - exit(1); + version(); + exit(EXIT_SUCCESS); break; #endif #ifdef UTF8_OUTPUT_ENABLE @@ -6147,8 +6214,8 @@ options(unsigned char *cp) case 'E': /* EUC-JP input */ input_encoding = nkf_enc_from_index(EUCJP_NKF); continue; - case 'S': /* Windows-31J input */ - input_encoding = nkf_enc_from_index(WINDOWS_31J); + case 'S': /* Shift_JIS input */ + input_encoding = nkf_enc_from_index(SHIFT_JIS); continue; case 'Z': /* Convert X0208 alphabet to asii */ /* alpha_f @@ -6308,6 +6375,8 @@ main(int argc, char **argv) #ifdef DEFAULT_CODE_LOCALE setlocale(LC_CTYPE, ""); #endif + nkf_state_init(); + for (argc--,argv++; (argc > 0) && **argv == '-'; argc--, argv++) { cp = (unsigned char *)*argv; options(cp); @@ -6415,13 +6484,9 @@ main(int argc, char **argv) if (file_out_f == TRUE) { #ifdef OVERWRITE if (overwrite_f){ - outfname = malloc(strlen(origfname) + outfname = nkf_xmalloc(strlen(origfname) + strlen(".nkftmpXXXXXX") + 1); - if (!outfname){ - perror(origfname); - return -1; - } strcpy(outfname, origfname); #ifdef MSDOS { @@ -6535,7 +6600,7 @@ main(int argc, char **argv) fprintf(stderr, "Can't rename %s to %s\n", origfname, backup_filename); } - free(backup_filename); + nkf_xfree(backup_filename); }else{ #ifdef MSDOS if (unlink(origfname)){ @@ -6548,7 +6613,7 @@ main(int argc, char **argv) fprintf(stderr, "Can't rename %s to %s\n", outfname, origfname); } - free(outfname); + nkf_xfree(outfname); } #endif } |