diff options
Diffstat (limited to 'Build/source/texk/web2c/luatexdir/luafontloader/fontforge/Unicode/ucharmap.c')
-rw-r--r-- | Build/source/texk/web2c/luatexdir/luafontloader/fontforge/Unicode/ucharmap.c | 323 |
1 files changed, 281 insertions, 42 deletions
diff --git a/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/Unicode/ucharmap.c b/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/Unicode/ucharmap.c index 2a3d326308c..bc3f3e6b6b9 100644 --- a/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/Unicode/ucharmap.c +++ b/Build/source/texk/web2c/luatexdir/luafontloader/fontforge/Unicode/ucharmap.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2000-2008 by George Williams */ +/* Copyright (C) 2000-2012 by George Williams */ /* * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: @@ -24,13 +24,8 @@ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -#ifdef VMS /* these three lines from Jacob Jansen, Open VMS port */ -# include <vms_jackets.h> -#endif -#ifdef HAVE_CONFIG_H -# include <w2c/config.h> -#endif +#include <config.h> /* FF config file */ #include <gwwiconv.h> #include <stddef.h> #include <ustring.h> @@ -38,7 +33,7 @@ #include <charset.h> #include <chardata.h> -int local_encoding = e_iso8859_1; +enum encoding local_encoding = e_iso8859_1; #if HAVE_ICONV_H char *iconv_local_encoding_name = NULL; #endif @@ -75,7 +70,6 @@ unichar_t *encoding2u_strncpy(unichar_t *uto, const char *_from, int n, enum enc fprintf( stderr, "Unexpected encoding %d, I'll pretend it's latin1\n", cs ); } return( encoding2u_strncpy(uto,_from,n,e_iso8859_1)); -#ifdef FROM_CJK_ICONV case e_johab: case e_big5: case e_big5hkscs: if ( cs==e_big5 ) { offset = 0xa100; @@ -142,7 +136,6 @@ return( encoding2u_strncpy(uto,_from,n,e_iso8859_1)); --n; } break; -#endif } } else if ( cs==e_unicode ) { unichar_t *ufrom = (unichar_t *) from; @@ -208,35 +201,206 @@ return( encoding2u_strncpy(uto,_from,n,e_iso8859_1)); return( uto ); } +char *u2encoding_strncpy(char *to, const unichar_t *ufrom, int n, enum encoding cs) { + char *pt = to; + + /* we just ignore anything that doesn't fit in the encoding we look at */ + if ( cs<e_first2byte ) { + struct charmap *table = NULL; + unsigned char *plane; + table = alphabets_from_unicode[cs]; + if ( table==NULL ) { /* ASCII */ + while ( *ufrom && n>0 ) { + int ch = *ufrom; + if ( ch<127 ) { + *pt++ = ch; + --n; + } + ++ufrom; + } + } else { + while ( *ufrom && n>0 ) { + int highch = *ufrom>>8, ch; + if ( highch>=table->first && highch<=table->last && + (plane = table->table[highch])!=NULL && + (ch=plane[*ufrom&0xff])!=0 ) { + *pt++ = ch; + --n; + } + ++ufrom; + } + } + if ( n>0 ) + *pt = '\0'; + } else if ( cs<e_unicode ) { + struct charmap2 *table; + unsigned short *plane; + unsigned char *plane1; + + *to = '\0'; + switch ( cs ) { + default: + if ( !bad_enc_warn ) { + bad_enc_warn = true; + fprintf( stderr, "Unexpected encoding %d, I'll pretend it's latin1\n", cs ); + } +return( u2encoding_strncpy(to,ufrom,n,e_iso8859_1)); + case e_johab: case e_big5: case e_big5hkscs: + table = cs==e_big5 ? &big5_from_unicode : + cs==e_big5hkscs ? &big5hkscs_from_unicode : + &johab_from_unicode; + while ( *ufrom && n>0 ) { + int highch = *ufrom>>8, ch; + if ( *ufrom<0x80 ) { + *pt++ = *ufrom; + --n; + } else if ( highch>=table->first && highch<=table->last && + (plane = table->table[highch-table->first])!=NULL && + (ch=plane[*ufrom&0xff])!=0 ) { + *pt++ = ch>>8; + *pt++ = ch&0xff; + n -= 2; + } + ufrom ++; + } + break; + case e_wansung: + while ( *ufrom && n>0 ) { + int highch = *ufrom>>8, ch; + if ( *ufrom<0x80 ) { + *pt++ = *ufrom; + --n; + } else if ( highch>=ksc5601_from_unicode.first && highch<=ksc5601_from_unicode.last && + (plane = ksc5601_from_unicode.table[highch-ksc5601_from_unicode.first])!=NULL && + (ch=plane[*ufrom&0xff])!=0 ) { + *pt++ = (ch>>8) + 0x80; + *pt++ = (ch&0xff) + 0x80; + n -= 2; + } + ufrom ++; + } + break; + case e_jisgb: + while ( *ufrom && n>0 ) { + int highch = *ufrom>>8, ch; + if ( *ufrom<0x80 ) { + *pt++ = *ufrom; + --n; + } else if ( highch>=gb2312_from_unicode.first && highch<=gb2312_from_unicode.last && + (plane = gb2312_from_unicode.table[highch-gb2312_from_unicode.first])!=NULL && + (ch=plane[*ufrom&0xff])!=0 ) { + *pt++ = (ch>>8) + 0x80; + *pt++ = (ch&0xff) + 0x80; + n -= 2; + } + ufrom ++; + } + break; + case e_sjis: + while ( *ufrom && n>0 ) { + int highch = *ufrom>>8, ch; + if ( highch>=jis201_from_unicode.first && highch<=jis201_from_unicode.last && + (plane1 = jis201_from_unicode.table[highch-jis201_from_unicode.first])!=NULL && + (ch=plane1[*ufrom&0xff])!=0 ) { + *pt++ = ch; + --n; + } else if ( *ufrom<' ' ) { /* control chars */ + *pt++ = *ufrom; + --n; + } else if ( highch>=jis_from_unicode.first && highch<=jis_from_unicode.last && + (plane = jis_from_unicode.table[highch-jis_from_unicode.first])!=NULL && + (ch=plane[*ufrom&0xff])!=0 && ch<0x8000 ) { /* no jis212 */ + int j1 = ch>>8, j2 = ch&0xff; + int ro = j1<95 ? 112 : 176; + int co = (j1&1) ? (j2>95?32:31) : 126; + *pt++ = ((j1+1)>>1)+ro; + *pt++ = j2+co; + n -= 2; + } + ++ufrom; + } + break; + } + if ( n>0 ) + *pt = '\0'; + } else if ( cs==e_unicode ) { + unichar_t *uto = (unichar_t *) to; + while ( *ufrom && n>1 ) { + *uto++ = *ufrom++; + n-=sizeof(unichar_t); + } + if ( n>1 ) + *uto = '\0'; + } else if ( cs==e_unicode_backwards ) { + unichar_t *uto = (unichar_t *) to; + while ( *ufrom && n>sizeof(unichar_t)-1 ) { + unichar_t ch = (*ufrom>>24)|((*ufrom>>8)&0xff00)| + ((*ufrom<<8)&0xff0000)|(*ufrom<<24); + *uto++ = ch; + ++ufrom; + n-=sizeof(unichar_t); + } + if ( n>1 ) + *uto = '\0'; + } else if ( cs==e_utf8 ) { + while ( *ufrom ) { + if ( *ufrom<0x80 ) { + if ( n<=1 ) + break; + *pt++ = *ufrom; + --n; + } else if ( *ufrom<0x800 ) { + if ( n<=2 ) + break; + *pt++ = 0xc0 | (*ufrom>>6); + *pt++ = 0x80 | (*ufrom&0x3f); + n -= 2; + } else if ( *ufrom>=0xd800 && *ufrom<0xdc00 && ufrom[1]>=0xdc00 && ufrom[1]<0xe000 ) { + int u = ((*ufrom>>6)&0xf)+1, y = ((*ufrom&3)<<4) | ((ufrom[1]>>6)&0xf); + if ( n<=4 ) + break; + *pt++ = 0xf0 | (u>>2); + *pt++ = 0x80 | ((u&3)<<4) | ((*ufrom>>2)&0xf); + *pt++ = 0x80 | y; + *pt++ = 0x80 | (ufrom[1]&0x3f); + n -= 4; + } else { + if ( n<=3 ) + break; + *pt++ = 0xe0 | (*ufrom>>12); + *pt++ = 0x80 | ((*ufrom>>6)&0x3f); + *pt++ = 0x80 | (*ufrom&0x3f); + } + ++ufrom; + } + if ( n>1 ) + *pt = '\0'; + } else { + if ( !bad_enc_warn ) { + bad_enc_warn = true; + fprintf( stderr, "Unexpected encoding %d, I'll pretend it's latin1\n", cs ); + } +return( u2encoding_strncpy(to,ufrom,n,e_iso8859_1)); + } + +return( to ); +} #if HAVE_ICONV_H static char *old_local_name=NULL; static iconv_t to_unicode=(iconv_t) (-1), from_unicode=(iconv_t) (-1); static iconv_t to_utf8=(iconv_t) (-1), from_utf8=(iconv_t) (-1); -#ifdef UNICHAR_16 -static char *names[] = { "UCS-2-INTERNAL", "UCS-2", "UCS2", "ISO-10646/UCS2", "UNICODE", NULL }; -static char *namesle[] = { "UCS-2LE", "UNICODELITTLE", NULL }; -static char *namesbe[] = { "UCS-2BE", "UNICODEBIG", NULL }; -#else static char *names[] = { "UCS-4-INTERNAL", "UCS-4", "UCS4", "ISO-10646-UCS-4", "UTF-32", NULL }; static char *namesle[] = { "UCS-4LE", "UTF-32LE", NULL }; static char *namesbe[] = { "UCS-4BE", "UTF-32BE", NULL }; -#endif static char *unicode_name = NULL; static int byteswapped = false; static int BytesNormal(iconv_t latin1_2_unicode) { -#ifdef UNICHAR_16 union { - short s; - char c[2]; - } u[8]; -#else - union { - int s; + int32 s; char c[4]; } u[8]; -#endif char *from = "A", *to = &u[0].c[0]; size_t in_left = 1, out_left = sizeof(u); memset(u,0,sizeof(u)); @@ -326,25 +490,38 @@ unichar_t *def2u_strncpy(unichar_t *uto, const char *from, int n) { iconv(to_unicode, (iconv_arg2_t) &from, &in_left, &cto, &out_left); if ( cto<((char *) uto)+2*n) *cto++ = '\0'; if ( cto<((char *) uto)+2*n) *cto++ = '\0'; -#ifndef UNICHAR_16 if ( cto<((char *) uto)+4*n) *cto++ = '\0'; if ( cto<((char *) uto)+4*n) *cto++ = '\0'; -#endif return( uto ); } #endif return( encoding2u_strncpy(uto,from,n,local_encoding)); } +char *u2def_strncpy(char *to, const unichar_t *ufrom, int n) { +#if HAVE_ICONV_H + if ( my_iconv_setup() ) { + size_t in_left = sizeof(unichar_t)*n, out_left = n; + char *cfrom = (char *) ufrom, *cto=to; + iconv(from_unicode, (iconv_arg2_t) &cfrom, &in_left, &cto, &out_left); + if ( cto<to+n ) *cto++ = '\0'; + if ( cto<to+n ) *cto++ = '\0'; + if ( cto<to+n ) *cto++ = '\0'; + if ( cto<to+n ) *cto++ = '\0'; +return( to ); + } +#endif +return( u2encoding_strncpy(to,ufrom,n,local_encoding)); +} unichar_t *def2u_copy(const char *from) { int len; unichar_t *uto, *ret; - if ( from==NULL ) -return( NULL ); + if ( from==NULL ) return( NULL ); len = strlen(from); - uto = galloc((len+1)*sizeof(unichar_t)); + uto = (unichar_t *) malloc((len+1)*sizeof(unichar_t)); + if ( uto==NULL ) return( NULL ); #if HAVE_ICONV_H if ( my_iconv_setup() ) { size_t in_left = len, out_left = sizeof(unichar_t)*len; @@ -352,11 +529,9 @@ return( NULL ); iconv(to_unicode, (iconv_arg2_t) &from, &in_left, &cto, &out_left); *cto++ = '\0'; *cto++ = '\0'; -#ifndef UNICHAR_16 *cto++ = '\0'; *cto++ = '\0'; -#endif -return( uto ); + return( uto ); } #endif ret = encoding2u_strncpy(uto,from,len,local_encoding); @@ -364,7 +539,45 @@ return( uto ); free( uto ); else uto[len] = '\0'; -return( ret ); + return( ret ); +} + +char *u2def_copy(const unichar_t *ufrom) { + int len; + char *to, *ret; + + if ( ufrom==NULL ) return( NULL ); + len = u_strlen(ufrom); +#if HAVE_ICONV_H + if ( my_iconv_setup() ) { + size_t in_left = sizeof(unichar_t)*len, out_left = 3*len; + char *cfrom = (char *) ufrom, *cto; + cto = to = (char *) malloc(3*len+2); + if ( cto==NULL ) return( NULL ); + iconv(from_unicode, (iconv_arg2_t) &cfrom, &in_left, &cto, &out_left); + *cto++ = '\0'; + *cto++ = '\0'; + *cto++ = '\0'; + *cto++ = '\0'; + return( to ); + } +#endif + if ( local_encoding==e_utf8 ) + len *= 3; + if ( local_encoding>=e_first2byte ) + len *= 2; + to = (char *) malloc(len+sizeof(unichar_t)); + if ( to==NULL ) return( NULL ); + ret = u2encoding_strncpy(to,ufrom,len,local_encoding); + if ( ret==NULL ) + free( to ); + else if ( local_encoding<e_first2byte ) + to[len] = '\0'; + else { + to[len] = '\0'; + to[len+1] = '\0'; + } + return( ret ); } char *def2utf8_copy(const char *from) { @@ -372,32 +585,58 @@ char *def2utf8_copy(const char *from) { char *ret; unichar_t *temp, *uto; - if ( from==NULL ) -return( NULL ); + if ( from==NULL ) return( NULL ); len = strlen(from); #if HAVE_ICONV_H if ( my_iconv_setup() ) { size_t in_left = len, out_left = 3*(len+1); - char *cto = (char *) galloc(3*(len+1)), *cret = cto; + char *cto = (char *) malloc(3*(len+1)), *cret = cto; + if ( cto==NULL ) return( NULL ); iconv(to_utf8, (iconv_arg2_t) &from, &in_left, &cto, &out_left); *cto++ = '\0'; *cto++ = '\0'; -#ifndef UNICHAR_16 *cto++ = '\0'; *cto++ = '\0'; -#endif -return( cret ); + return( cret ); } #endif - uto = galloc(sizeof(unichar_t)*(len+1)); + uto = (unichar_t *) malloc(sizeof(unichar_t)*(len+1)); + if ( uto==NULL ) return( NULL ); temp = encoding2u_strncpy(uto,from,len,local_encoding); if ( temp==NULL ) { free( uto ); -return( NULL ); + return( NULL ); } uto[len] = '\0'; ret = u2utf8_copy(uto); free(uto); -return( ret ); + return( ret ); } +char *utf82def_copy(const char *ufrom) { + int len; + char *ret; + unichar_t *u2from; + + if ( ufrom==NULL ) return( NULL ); + len = strlen(ufrom); +#if HAVE_ICONV_H + if ( my_iconv_setup() ) { + size_t in_left = len, out_left = 3*len; + char *cfrom = (char *) ufrom, *cto, *to; + cto = to = (char *) malloc(3*len+2); + if ( cto==NULL ) return( NULL ); + iconv(from_utf8, (iconv_arg2_t) &cfrom, &in_left, &cto, &out_left); + *cto++ = '\0'; + *cto++ = '\0'; + *cto++ = '\0'; + *cto++ = '\0'; + return( to ); + } +#endif + if ( local_encoding==e_utf8 ) return( copy( ufrom )); /* Well, that's easy */ + u2from = utf82u_copy(ufrom); + ret = u2def_copy(u2from); + free(u2from); + return( ret ); +} |