X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=src%2Flocale%2Ficonv.c;h=7b341fe9fcb99c0c30c63179d1fb36ebafce8dcf;hp=4e46c7e43ef5d6ca559053956df6fabec5ecf347;hb=400c5e5c8307a2ebe44ef1f203f5a15669f20347;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 diff --git a/src/locale/iconv.c b/src/locale/iconv.c index 4e46c7e4..7b341fe9 100644 --- a/src/locale/iconv.c +++ b/src/locale/iconv.c @@ -6,25 +6,20 @@ #include #include -#define UTF_32BE 000 -#define UTF_16LE 001 -#define UTF_16BE 002 -#define UTF_32LE 003 -#define UCS2BE 004 -#define UCS2LE 005 -#define WCHAR_T 007 - -#define US_ASCII 021 -#define UTF_8 022 -#define LATIN_9 024 -#define TIS_620 025 -#define JIS_0201 026 - -#define EUC 031 -#define EUC_TW 032 -#define SHIFT_JIS 033 -#define BIG5 034 -#define GBK 035 +#define UTF_32BE 0300 +#define UTF_16LE 0301 +#define UTF_16BE 0302 +#define UTF_32LE 0303 +#define UCS2BE 0304 +#define UCS2LE 0305 +#define WCHAR_T 0306 +#define US_ASCII 0307 +#define UTF_8 0310 +#define EUC_JP 0320 +#define SHIFT_JIS 0321 +#define GB18030 0330 +#define GBK 0331 +#define GB2312 0332 /* FIXME: these are not implemented yet * EUC: A1-FE A1-FE @@ -34,256 +29,40 @@ /* Definitions of charmaps. Each charmap consists of: * 1. Empty-string-terminated list of null-terminated aliases. - * 2. Special type code or bits per character. - * 3. Number of elided entries (128 for specials). - * 4. Character table (size determined by fields 2 and 3). */ + * 2. Special type code or number of elided entries. + * 3. Character table (size determined by field 2). */ static const unsigned char charmaps[] = -"utf8\0\0\022\x80" -"wchart\0\0\007\x80" - -"ucs2\0ucs2be\0\0\004\x80" -"ucs2le\0\0\005\x80" - -"utf16\0utf16be\0\0\002\x80" -"utf16le\0\0\001\x80" - -"ucs4\0ucs4be\0utf32\0utf32be\0\0\000\x80" -"ucs4le\0utf32le\0\0\003\x80" - -"ascii\0iso646\0usascii\0\0\021\x80" -"latin1\0iso88591\0\0\x09\x80" -"latin9\0iso885915\0\0\024\x80" -"tis620\0iso885911\0\0\025\x80" -"jis0201\0\0\026\x80" - -"iso88592\0\0\x0a\x21" -"\x04\x61\x1b\x14\x29\x3d\x69\x75\x0a\x2a" -"\x60\x79\x45\x56\x5e\xad\xf4\xb5\x17\x2c" -"\x05\x6d\x2b\x14\x2d\x3e\x6d\x75\x2c\x2e" -"\x61\x7d\x55\x96\x5e\xdd\xfa\xc5\x17\x55" -"\xc1\x08\x23\x10\x31\x39\x19\x74\x0c\x43" -"\xc9\x60\xb4\x8c\x46\xcd\x38\xe3\x10\x44" -"\x43\x1d\x35\x0d\x35\x50\x59\x73\x0d\x56" -"\x6e\x69\x03\x17\x37\xdd\x88\xf5\x4d\x55" -"\xe1\x88\x33\x10\x39\x3a\x1d\x74\x4e\x43" -"\xe9\x64\xb4\xce\x46\xed\xb8\xf3\x50\x44" -"\x44\x21\x35\x0f\x3d\x51\xd9\x73\x4f\x56" -"\x6f\xe9\x13\x17\x3f\xfd\x8c\x95\x2d" - -"iso88593\0\0\x0a\x21" -"\x26\x61\x3b\x0a\x29\x00\x90\x74\x0a\x2a" -"\x30\x79\xe5\x11\x4d\xad\x00\xb0\x17\x2c" -"\x27\xc9\x32\x0b\x2d\xb5\x94\x74\x0b\x2e" -"\x31\x7d\xf5\x51\x4d\xbd\x00\xc0\x17\x30" -"\xc1\x08\x03\x00\x31\x0a\x21\x74\x0c\x32" -"\xc9\x28\xb3\x0c\x33\xcd\x38\xf3\x0c\x00" -"\xd1\x48\x33\x0d\x35\x20\x59\x73\x0d\x47" -"\xd9\x68\xb3\x0d\x37\x6c\x71\xf5\x0d\x38" -"\xe1\x88\x03\x00\x39\x0b\x25\x74\x0e\x3a" -"\xe9\xa8\xb3\x0e\x3b\xed\xb8\xf3\x0e\x00" -"\xf1\xc8\x33\x0f\x3d\x21\xd9\x73\x4f\x47" -"\xf9\xe8\xb3\x0f\x3f\x6d\x75\x95\x2d" - -"iso88594\0\0\x0a\x21" -"\x04\xe1\x64\x15\x29\x28\xed\x74\x0a\x2a" -"\x60\x49\x24\x92\x59\xad\xf4\xf5\x0a\x2c" -"\x05\x6d\x7b\x15\x2d\x29\xf1\x74\x2c\x2e" -"\x61\x4d\x34\xd2\x59\x4a\xf9\xb5\x14\x40" -"\xc1\x08\x33\x0c\x31\xc5\x18\xe3\x12\x43" -"\xc9\x60\xb4\x8c\x45\xcd\x38\xa3\x12\x44" -"\x45\x31\x65\x13\x35\xd5\x58\x73\x0d\x36" -"\x72\x69\xb3\x0d\x37\x68\xa9\xf5\x4d\x40" -"\xe1\x88\x33\x0e\x39\xe5\x98\xf3\x52\x43" -"\xe9\x64\xb4\xce\x45\xed\xb8\xb3\x52\x44" -"\x46\x35\x75\x13\x3d\xf5\xd8\x73\x0f\x3e" -"\x73\xe9\xb3\x0f\x3f\x69\xad\x95\x2d" - -"iso88595\0\0\x0e\x21" -"\x01\x84\x00\x31\x40\x10\x10\x05\x84\x01" -"\x71\x40\x20\x10\x09\x84\x02\xb1\x40\x30" -"\x10\xad\x80\x03\xf1\x40\x40\x10\x11\x84" -"\x04\x31\x41\x50\x10\x15\x84\x05\x71\x41" -"\x60\x10\x19\x84\x06\xb1\x41\x70\x10\x1d" -"\x84\x07\xf1\x41\x80\x10\x21\x84\x08\x31" -"\x42\x90\x10\x25\x84\x09\x71\x42\xa0\x10" -"\x29\x84\x0a\xb1\x42\xb0\x10\x2d\x84\x0b" -"\xf1\x42\xc0\x10\x31\x84\x0c\x31\x43\xd0" -"\x10\x35\x84\x0d\x71\x43\xe0\x10\x39\x84" -"\x0e\xb1\x43\xf0\x10\x3d\x84\x0f\xf1\x43" -"\x00\x11\x41\x84\x10\x31\x44\x10\x11\x45" -"\x84\x11\x71\x44\x20\x11\x49\x84\x12\xb1" -"\x44\x30\x11\x4d\x84\x13\xf1\x44\x58\x84" -"\x51\x84\x14\x31\x45\x50\x11\x55\x84\x15" -"\x71\x45\x60\x11\x59\x84\x16\xb1\x45\x70" -"\x11\xa7\x80\x17\xf1\x45\x00" - -"iso88596\0\0\x0b\x21" -"\x00\x00\x00\x00\x48\x01\x00\x00\x00\x00" -"\x00\x00\x00\x00\x00\x18\xdc\x0a\x00\x00" -"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" -"\x00\x00\x00\x00\x00\xc0\x86\x01\x00\x00" -"\x00\x7c\x18\x00\x21\x16\xf1\x88\x49\x5c" -"\x62\x13\x9f\x18\xc5\x29\x56\xf1\x8a\x59" -"\xdc\x62\x17\xbf\x18\xc6\x31\x96\xf1\x8c" -"\x69\x5c\x63\x1b\xdf\x18\xc7\x39\xd6\x31" -"\x00\x00\x00\x00\x00\x00\x00\xc8\x41\x16" -"\xf2\x90\x89\x5c\x64\x23\x1f\x19\xc9\x49" -"\x56\xf2\x92\x99\xdc\x64\x27\x3f\x19\xca" -"\x51\x96\x32\x00\x00\x00\x00\x00\x00\x00" -"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" -"\x00" - -"iso88597\0\0\x0e\x21" -"\x18\x60\x06\x38\x0a\xb0\x82\xaf\xa0\x29" -"\x70\x0a\xa0\x02\xa9\x80\xde\xb0\x0a\xb0" -"\x02\xad\x00\x00\x50\x01\xc2\x02\xb1\x80" -"\x2c\x30\x0b\x10\x0e\x85\x83\xe1\x70\x0b" -"\x20\x0e\x89\x83\xe2\xb0\x0b\x30\x0e\xbd" -"\x80\xe3\xf0\x38\x40\x0e\x91\x83\xe4\x30" -"\x39\x50\x0e\x95\x83\xe5\x70\x39\x60\x0e" -"\x99\x83\xe6\xb0\x39\x70\x0e\x9d\x83\xe7" -"\xf0\x39\x80\x0e\xa1\x03\x00\x30\x3a\x90" -"\x0e\xa5\x83\xe9\x70\x3a\xa0\x0e\xa9\x83" -"\xea\xb0\x3a\xb0\x0e\xad\x83\xeb\xf0\x3a" -"\xc0\x0e\xb1\x83\xec\x30\x3b\xd0\x0e\xb5" -"\x83\xed\x70\x3b\xe0\x0e\xb9\x83\xee\xb0" -"\x3b\xf0\x0e\xbd\x83\xef\xf0\x3b\x00\x0f" -"\xc1\x83\xf0\x30\x3c\x10\x0f\xc5\x83\xf1" -"\x70\x3c\x20\x0f\xc9\x83\xf2\xb0\x3c\x30" -"\x0f\xcd\x83\xf3\x00\x00\x00" - -"iso88598\0\0\x0e\x21" -"\x00\x80\x28\x30\x0a\x90\x02\xa5\x80\x29" -"\x70\x0a\xa0\x02\xa9\xc0\x35\xb0\x0a\xb0" -"\x02\xad\x80\x2b\xf0\x0a\xc0\x02\xb1\x80" -"\x2c\x30\x0b\xd0\x02\xb5\x80\x2d\x70\x0b" -"\xe0\x02\xb9\xc0\x3d\xb0\x0b\xf0\x02\xbd" -"\x80\x2f\x00\x00\x00\x00\x00\x00\x00\x00" -"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" -"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" -"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" -"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" -"\x00\x00\x00\x00\x00\x00\x00\x00\x70\x01" -"\x42\x17\xd1\x85\x74\x31\x5d\x50\x17\xd5" -"\x85\x75\x71\x5d\x60\x17\xd9\x85\x76\xb1" -"\x5d\x70\x17\xdd\x85\x77\xf1\x5d\x80\x17" -"\xe1\x85\x78\x31\x5e\x90\x17\xe5\x85\x79" -"\x71\x5e\xa0\x17\xe9\x85\x7a\x01\x00\x00" -"\x00\x0e\xe0\x03\x08\x00\x00" - -"iso88599\0\0\x09\x50" -"\x1e\xa3\x49\x9b\x46\xad\x9a\xb5\x6b\xd8" -"\xb2\x69\xdb\xc6\x0d\xa6\xd7\x6f\xe0\xc2" -"\x89\x1b\x47\xae\x9c\xb9\x73\xe8\xd2\xa9" -"\x5b\xc7\xae\x9d\xbb\x77\x1f\xe3\xc9\x9b" -"\x47\xaf\x9e\xbd\x7b\xf8\xf2\xe9\xdb\xc7" -"\x2f\xe6\xd7\x7f" - -"iso885910\0\0\x0e\x21" -"\x04\x81\x44\x20\x12\xa8\x04\x28\x81\x4d" -"\x70\x0a\xec\x04\x10\x01\x58\x60\x16\xf4" -"\x05\xad\x80\x5a\xa0\x14\xc0\x02\x05\xc1" -"\x44\x30\x12\xac\x04\x29\xc1\x4d\x70\x0b" -"\xf0\x04\x11\x41\x58\x70\x16\xf8\x05\x15" -"\xe0\x5a\xb0\x14\x00\x04\xc1\x80\x30\x30" -"\x0c\x10\x03\xc5\x80\x31\xe0\x12\x30\x04" -"\xc9\x00\x46\xb0\x0c\x58\x04\xcd\x80\x33" -"\xf0\x0c\x40\x03\x45\x01\x53\x30\x0d\x50" -"\x03\xd5\x80\x35\x80\x16\x60\x03\x72\x81" -"\x36\xb0\x0d\x70\x03\xdd\x80\x37\xf0\x0d" -"\x04\x04\xe1\x80\x38\x30\x0e\x90\x03\xe5" -"\x80\x39\xf0\x12\x34\x04\xe9\x40\x46\xb0" -"\x0e\x5c\x04\xed\x80\x3b\xf0\x0e\xc0\x03" -"\x46\x41\x53\x30\x0f\xd0\x03\xf5\x80\x3d" -"\x90\x16\xe0\x03\x73\x81\x3e\xb0\x0f\xf0" -"\x03\xfd\x80\x3f\x80\x13\x00" - -"iso885913\0\0\x0e\x21" -"\x1d\xa0\x28\x30\x0a\x90\x02\x1e\xa0\x29" -"\x70\x0a\x60\x03\xa9\x80\x55\xb0\x0a\xb0" -"\x02\xad\x80\x2b\x60\x0c\xc0\x02\xb1\x80" -"\x2c\x30\x0b\x70\x80\xb5\x80\x2d\x70\x0b" -"\xe0\x03\xb9\xc0\x55\xb0\x0b\xf0\x02\xbd" -"\x80\x2f\x60\x0e\x10\x04\x2e\x01\x40\x60" -"\x10\x10\x03\xc5\x00\x46\x20\x11\x30\x04" -"\xc9\x40\x5e\x60\x11\x88\x04\x36\x81\x4a" -"\xb0\x13\x80\x05\x43\x41\x51\x30\x0d\x30" -"\x05\xd5\x80\x35\x70\x0d\xc8\x05\x41\x81" -"\x56\xa0\x16\x70\x03\x7b\x41\x5f\xf0\x0d" -"\x14\x04\x2f\x41\x40\x70\x10\x90\x03\xe5" -"\x40\x46\x30\x11\x34\x04\xe9\x80\x5e\x70" -"\x11\x8c\x04\x37\xc1\x4a\xc0\x13\x84\x05" -"\x44\x81\x51\x30\x0f\x34\x05\xf5\x80\x3d" -"\x70\x0f\xcc\x05\x42\xc1\x56\xb0\x16\xf0" -"\x03\x7c\x81\x5f\x90\x01\x02" - -"iso885914\0\0\x0d\x21" -"\x02\x7e\xc0\x8f\x02\x85\xb0\x10\x14\xfc" -"\x29\x00\xf4\xa9\x40\xd0\x2f\x78\x79\xdf" -"\x0a\x5c\x01\x5e\xf0\xf0\x1f\x1e\x24\x84" -"\x04\x20\x1f\xe4\x6d\x81\x95\x0f\xf4\x57" -"\x7e\xd0\x83\xf9\x79\x4f\xe8\x0b\x7d\x98" -"\x07\x06\xc1\x40\x18\x0c\x03\x62\x50\x0c" -"\x8c\xc1\x31\x40\x06\xc9\x40\x19\x2c\x03" -"\x66\xd0\x0c\x9c\xc1\x33\xa0\x0b\xd1\x40" -"\x1a\x4c\x03\x6a\x50\x0d\xac\x81\x9a\xc7" -"\x06\xd9\x40\x1b\x6c\x03\x6e\xd0\x0d\xec" -"\xc2\x37\x00\x07\xe1\x40\x1c\x8c\x03\x72" -"\x50\x0e\xcc\xc1\x39\x40\x07\xe9\x40\x1d" -"\xac\x03\x76\xd0\x0e\xdc\xc1\x3b\xa8\x0b" -"\xf1\x40\x1e\xcc\x03\x7a\x50\x0f\xec\xc1" -"\x9a\xc7\x07\xf9\x40\x1f\xec\x03\x7e\xd0" -"\x0f\xee\xc2\x3f\x00" - -"iso885916\0\0\x0e\x21" -"\x04\x41\x41\x10\x14\xb0\x82\x1e\x20\x58" -"\x70\x0a\x84\x05\xa9\x00\x86\xb0\x0a\xe4" -"\x05\xad\x80\x5e\xb0\x17\xc0\x02\xb1\x00" -"\x43\x20\x14\xf4\x05\x1d\xa0\x2d\x70\x0b" -"\xf8\x05\x0d\x41\x86\xb0\x0b\x48\x05\x53" -"\x01\x5e\xc0\x17\x00\x03\xc1\x80\x30\x20" -"\x10\x10\x03\x06\x81\x31\x70\x0c\x20\x03" -"\xc9\x80\x32\xb0\x0c\x30\x03\xcd\x80\x33" -"\xf0\x0c\x40\x04\x43\x81\x34\x30\x0d\x50" -"\x03\x50\x81\x35\xa0\x15\xc0\x05\xd9\x80" -"\x36\xb0\x0d\x70\x03\x18\x81\x86\xf0\x0d" -"\x80\x03\xe1\x80\x38\x30\x10\x90\x03\x07" -"\x81\x39\x70\x0e\xa0\x03\xe9\x80\x3a\xb0" -"\x0e\xb0\x03\xed\x80\x3b\xf0\x0e\x44\x04" -"\x44\x81\x3c\x30\x0f\xd0\x03\x51\x81\x3d" -"\xb0\x15\xc4\x05\xf9\x80\x3e\xb0\x0f\xf0" -"\x03\x19\xc1\x86\xf0\x0f\x00" - -"windows1252\0\0\x0e\x00" -"\xac\x20\x00\xa0\x01\x4a\x06\x1e\xa0\x09" -"\x08\x02\x86\x80\xc6\x02\x0c\x08\x16\xe4" -"\x80\x52\x01\x00\xd0\x17\x00\x00\x00\x00" -"\x06\x98\x01\x72\x80\x1d\xa0\x08\x38\x01" -"\x52\x80\xdc\x82\x48\x18\x16\xe8\x80\x53" -"\x01\x00\xe0\x17\xe0\x05\xa0\x40\x28\x20" -"\x0a\x8c\x02\xa4\x40\x29\x60\x0a\x9c\x02" -"\xa8\x40\x2a\xa0\x0a\xac\x02\xac\x40\x2b" -"\xe0\x0a\xbc\x02\xb0\x40\x2c\x20\x0b\xcc" -"\x02\xb4\x40\x2d\x60\x0b\xdc\x02\xb8\x40" -"\x2e\xa0\x0b\xec\x02\xbc\x40\x2f\xe0\x0b" -"\xfc\x02\xc0\x40\x30\x20\x0c\x0c\x03\xc4" -"\x40\x31\x60\x0c\x1c\x03\xc8\x40\x32\xa0" -"\x0c\x2c\x03\xcc\x40\x33\xe0\x0c\x3c\x03" -"\xd0\x40\x34\x20\x0d\x4c\x03\xd4\x40\x35" -"\x60\x0d\x5c\x03\xd8\x40\x36\xa0\x0d\x6c" -"\x03\xdc\x40\x37\xe0\x0d\x7c\x03\xe0\x40" -"\x38\x20\x0e\x8c\x03\xe4\x40\x39\x60\x0e" -"\x9c\x03\xe8\x40\x3a\xa0\x0e\xac\x03\xec" -"\x40\x3b\xe0\x0e\xbc\x03\xf0\x40\x3c\x20" -"\x0f\xcc\x03\xf4\x40\x3d\x60\x0f\xdc\x03" -"\xf8\x40\x3e\xa0\x0f\xec\x03\xfc\x40\x3f" -"\xe0\x0f\xfc\x03" +"utf8\0\0\310" +"wchart\0\0\306" +"ucs2\0ucs2be\0\0\304" +"ucs2le\0\0\305" +"utf16\0utf16be\0\0\302" +"utf16le\0\0\301" +"ucs4\0ucs4be\0utf32\0utf32be\0\0\300" +"ucs4le\0utf32le\0\0\303" +"ascii\0usascii\0iso646\0iso646us\0\0\307" +"eucjp\0\0\320" +"shiftjis\0sjis\0\0\321" +"gb18030\0\0\330" +"gbk\0\0\331" +"gb2312\0\0\332" +#include "codepages.h" ; +static const unsigned short legacy_chars[] = { +#include "legacychars.h" +}; +static const unsigned short jis0208[84][94] = { +#include "jis0208.h" +}; -static int fuzzycmp(const char *a, const char *b) +static const unsigned short gb18030[126][190] = { +#include "gb18030.h" +}; + +static int fuzzycmp(const unsigned char *a, const unsigned char *b) { for (; *a && *b; a++, b++) { while (*a && (*a|32U)-'a'>26 && *a-'0'>10U) a++; @@ -292,25 +71,30 @@ static int fuzzycmp(const char *a, const char *b) return *a != *b; } -static int find_charmap(const char *name) +static size_t find_charmap(const void *name) { const unsigned char *s; for (s=charmaps; *s; ) { if (!fuzzycmp(name, s)) { - for (; *s; s+=strlen(s)+1); + for (; *s; s+=strlen((void *)s)+1); return s+1-charmaps; } - s += strlen(s)+1; - if (!*s) s += ((128-s[2])*s[1]+7)/8 + 3; + s += strlen((void *)s)+1; + if (!*s) { + if (s[1] > 0200) s+=2; + else s+=2+(128U-s[1])/4*5; + } } return -1; } iconv_t iconv_open(const char *to, const char *from) { - int f, t; + size_t f, t; - if ((t = find_charmap(to)) < 0 || (f = find_charmap(from)) < 0) { + if ((t = find_charmap(to))==-1 + || (f = find_charmap(from))==-1 + || (charmaps[t] >= 0320)) { errno = EINVAL; return (iconv_t)-1; } @@ -338,65 +122,46 @@ static void put_16(unsigned char *s, unsigned c, int e) static unsigned get_32(const unsigned char *s, int e) { + e &= 3; return s[e]+0U<<24 | s[e^1]<<16 | s[e^2]<<8 | s[e^3]; } static void put_32(unsigned char *s, unsigned c, int e) { + e &= 3; s[e^0] = c>>24; s[e^1] = c>>16; s[e^2] = c>>8; s[e^3] = c; } - - -#define GET_MAPPING(m, i, n) ( (1<<(n))-1 & ( \ - (m)[(i)*(n)/8] >> ((n)%8*(i)%8) | \ - (m)[(i)*(n)/8+1] << 8-((n)%8*(i)%8) | \ - (m)[(i)*(n)/8+2] << 16-((n)%8*(i)%8) ) ) - -static unsigned get_mapping(const unsigned char *m, unsigned c, unsigned n) -{ - switch (n) { - default: - case 9: return m[c*9/8]>>c%8 | m[c*9/8+1]<<8-c%8 & (1<>2*c%8 | m[c*10/8+1]<<8-2*c%8 & (1< -size_t iconv(iconv_t cd0, char **in, size_t *inb, char **out, size_t *outb) +size_t iconv(iconv_t cd0, char **restrict in, size_t *restrict inb, char **restrict out, size_t *restrict outb) { size_t x=0; unsigned long cd = (unsigned long)cd0; unsigned to = cd & 0xffff; unsigned from = cd >> 16; - const unsigned char *map = charmaps+from+2; - const unsigned char *tomap = charmaps+to+2; + const unsigned char *map = charmaps+from+1; + const unsigned char *tomap = charmaps+to+1; mbstate_t st = {0}; wchar_t wc; unsigned c, d; size_t k, l; int err; - unsigned elide = map[-1] + 128; - unsigned toelide = tomap[-1] + 128; - unsigned char type = map[-2]; - unsigned char totype = tomap[-2]; + unsigned char type = map[-1]; + unsigned char totype = tomap[-1]; if (!in || !*in || !*inb) return 0; for (; *inb; *in+=l, *inb-=l) { c = *(unsigned char *)*in; l = 1; - if (type < 8 || c >= 0x80) switch (type) { + + if (c >= 128 || type-UTF_32BE < 7U) switch (type) { case UTF_8: l = mbrtowc_utf8(&wc, *in, *inb, &st); if (!l) l++; @@ -404,33 +169,8 @@ size_t iconv(iconv_t cd0, char **in, size_t *inb, char **out, size_t *outb) else if (l == (size_t)-2) goto starved; c = wc; break; - case LATIN_9: - if ((unsigned)c - 0xa4 <= 0xbe - 0xa4) { - static const unsigned char map[] = { - 0, 0x60, 0, 0x61, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0x7d, 0, 0, 0, 0x7e, 0, 0, 0, - 0x52, 0x53, 0x78 - }; - if (c == 0xa4) c = 0x20ac; - else if (map[c-0xa5]) c = 0x100 | map[c-0xa5]; - } - break; - case TIS_620: - if (c >= 0xa1) c += 0x0e01-0xa1; - break; - case JIS_0201: - if (c >= 0xa1) - if (c <= 0xdf) c += 0xff61-0xa1; - else goto ilseq; - break; - case 9: case 10: case 11: case 13: case 14: - if (c < elide) break; - c = get_mapping(map, c-elide, type); - if (!c) { case US_ASCII: - goto ilseq; - } - break; + goto ilseq; case WCHAR_T: l = sizeof(wchar_t); if (*inb < l) goto starved; @@ -440,7 +180,7 @@ size_t iconv(iconv_t cd0, char **in, size_t *inb, char **out, size_t *outb) case UTF_32LE: l = 4; if (*inb < 4) goto starved; - c = get_32(*in, type); + c = get_32((void *)*in, type); } if (c-0xd800u < 0x800u || c >= 0x110000u) goto ilseq; break; @@ -450,17 +190,101 @@ size_t iconv(iconv_t cd0, char **in, size_t *inb, char **out, size_t *outb) case UTF_16LE: l = 2; if (*inb < 2) goto starved; - c = get_16(*in, type); + c = get_16((void *)*in, type); if ((unsigned)(c-0xdc00) < 0x400) goto ilseq; if ((unsigned)(c-0xd800) < 0x400) { if (type-UCS2BE < 2U) goto ilseq; l = 4; if (*inb < 4) goto starved; - d = get_16(*in + 2, from); - if ((unsigned)(c-0xdc00) >= 0x400) goto ilseq; - c = ((c-0xd800)<<10) | (d-0xdc00); + d = get_16((void *)(*in + 2), type); + if ((unsigned)(d-0xdc00) >= 0x400) goto ilseq; + c = ((c-0xd7c0)<<10) + (d-0xdc00); + } + break; + case SHIFT_JIS: + if (c-0xa1 <= 0xdf-0xa1) { + c += 0xff61-0xa1; + break; + } + l = 2; + if (*inb < 2) goto starved; + d = *((unsigned char *)*in + 1); + if (c-129 <= 159-129) c -= 129; + else if (c-224 <= 239-224) c -= 193; + else goto ilseq; + c *= 2; + if (d-64 <= 158-64) { + if (d==127) goto ilseq; + if (d>127) d--; + d -= 64; + } else if (d-159 <= 252-159) { + c++; + d -= 159; + } + c = jis0208[c][d]; + if (!c) goto ilseq; + break; + case EUC_JP: + l = 2; + if (*inb < 2) goto starved; + d = *((unsigned char *)*in + 1); + if (c==0x8e) { + c = d; + if (c-0xa1 > 0xdf-0xa1) goto ilseq; + c += 0xff61 - 0xa1; + break; + } + c -= 0xa1; + d -= 0xa1; + if (c >= 84 || d >= 94) goto ilseq; + c = jis0208[c][d]; + if (!c) goto ilseq; + break; + case GB2312: + if (c < 0xa1) goto ilseq; + case GBK: + case GB18030: + c -= 0x81; + if (c >= 126) goto ilseq; + l = 2; + if (*inb < 2) goto starved; + d = *((unsigned char *)*in + 1); + if (d < 0xa1 && type == GB2312) goto ilseq; + if (d-0x40>=191 || d==127) { + if (d-'0'>9 || type != GB18030) + goto ilseq; + l = 4; + if (*inb < 4) goto starved; + c = (10*c + d-'0') * 1260; + d = *((unsigned char *)*in + 2); + if (d-0x81>126) goto ilseq; + c += 10*(d-0x81); + d = *((unsigned char *)*in + 3); + if (d-'0'>9) goto ilseq; + c += d-'0'; + c += 128; + for (d=0; d<=c; ) { + k = 0; + for (int i=0; i<126; i++) + for (int j=0; j<190; j++) + if (gb18030[i][j]-d <= c-d) + k++; + d = c+1; + c += k; + } + break; } + d -= 0x40; + if (d>63) d--; + c = gb18030[c][d]; break; + default: + if (c < 128+type) break; + c -= 128+type; + c = legacy_chars[ map[c*5/4]>>2*c%8 | + map[c*5/4+1]<<8-2*c%8 & 1023 ]; + if (!c) c = *(unsigned char *)*in; + if (c==1) goto ilseq; } switch (totype) { @@ -480,73 +304,48 @@ size_t iconv(iconv_t cd0, char **in, size_t *inb, char **out, size_t *outb) *out += k; *outb -= k; break; - case TIS_620: - if (c-0xe01u <= 0xff-0xa1) - c -= 0xe01-0xa1; - else if (c >= 0xa1) - goto ascii; - goto revout; - case JIS_0201: - if (c-0xff61u <= 0xdf-0xa1) - c -= 0xff61-0xa1; - else if (c >= 0xa1) - goto ascii; - goto revout; - case LATIN_9: - if (c == 0x20ac) { - c=0xa4; - } else if (c-0x150u<=0x12 && (1<0x100 || - c-0xa5u<=0xbeu-0xa5 - && (1< 0x7f) x++, c='*'; - case 9: case 10: case 11: case 13: case 14: + case US_ASCII: + if (c > 0x7f) subst: x++, c='*'; + default: if (*outb < 1) goto toobig; - if (c < toelide) { + if (c < 128+totype) { revout: *(*out)++ = c; *outb -= 1; break; } - for (d=0; d<256-toelide; d++) { - if (c == get_mapping(tomap, d, totype)) { - c = d + toelide; + d = c; + for (c=0; c<128-totype; c++) { + if (d == legacy_chars[ map[c*5/4]>>2*c%8 | + map[c*5/4+1]<<8-2*c%8 & 1023 ]) { + c += 128; goto revout; } } - x++; - c = '*'; - goto revout; + goto subst; case UCS2BE: case UCS2LE: case UTF_16BE: case UTF_16LE: - if (c < 0x10000) { + if (c < 0x10000 || type-UCS2BE < 2U) { + if (c >= 0x10000) c = 0xFFFD; if (*outb < 2) goto toobig; - put_16(*out, c, totype); + put_16((void *)*out, c, totype); *out += 2; *outb -= 2; break; } - if (type-UCS2BE < 2U) goto ilseq; if (*outb < 4) goto toobig; - put_16(*out, (c>>10)|0xd800, totype); - put_16(*out + 2, (c&0x3ff)|0xdc00, totype); + c -= 0x10000; + put_16((void *)*out, (c>>10)|0xd800, totype); + put_16((void *)(*out + 2), (c&0x3ff)|0xdc00, totype); *out += 4; *outb -= 4; break; case UTF_32BE: case UTF_32LE: if (*outb < 4) goto toobig; - put_32(*out, c, totype); + put_32((void *)*out, c, totype); *out += 4; *outb -= 4; break; @@ -559,9 +358,11 @@ ilseq: goto end; toobig: err = E2BIG; + x = -1; goto end; starved: err = EINVAL; + x = -1; end: errno = err; return x;