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10 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
10 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
11 | # define snprintf _snprintf // C compilers have this in stdio.h |
11 | # define snprintf _snprintf // C compilers have this in stdio.h |
12 | #endif |
12 | #endif |
13 | |
13 | |
14 | #define F_ASCII 0x00000001UL |
14 | #define F_ASCII 0x00000001UL |
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|
15 | #define F_LATIN1 0x00000002UL |
15 | #define F_UTF8 0x00000002UL |
16 | #define F_UTF8 0x00000004UL |
16 | #define F_INDENT 0x00000004UL |
17 | #define F_INDENT 0x00000008UL |
17 | #define F_CANONICAL 0x00000008UL |
18 | #define F_CANONICAL 0x00000010UL |
18 | #define F_SPACE_BEFORE 0x00000010UL |
19 | #define F_SPACE_BEFORE 0x00000020UL |
19 | #define F_SPACE_AFTER 0x00000020UL |
20 | #define F_SPACE_AFTER 0x00000040UL |
20 | #define F_ALLOW_NONREF 0x00000080UL |
21 | #define F_ALLOW_NONREF 0x00000100UL |
21 | #define F_SHRINK 0x00000100UL |
22 | #define F_SHRINK 0x00000200UL |
22 | #define F_MAXDEPTH 0xf8000000UL |
23 | #define F_MAXDEPTH 0xf8000000UL |
23 | #define S_MAXDEPTH 27 |
24 | #define S_MAXDEPTH 27 |
24 | |
25 | |
25 | #define DEC_DEPTH(flags) (1UL << ((flags & F_MAXDEPTH) >> S_MAXDEPTH)) |
26 | #define DEC_DEPTH(flags) (1UL << ((flags & F_MAXDEPTH) >> S_MAXDEPTH)) |
26 | |
27 | |
… | |
… | |
180 | } |
181 | } |
181 | |
182 | |
182 | if (uch > 0x10FFFFUL) |
183 | if (uch > 0x10FFFFUL) |
183 | croak ("out of range codepoint (0x%lx) encountered, unrepresentable in JSON", (unsigned long)uch); |
184 | croak ("out of range codepoint (0x%lx) encountered, unrepresentable in JSON", (unsigned long)uch); |
184 | |
185 | |
185 | if (uch < 0x80 || enc->flags & F_ASCII) |
186 | if (uch < 0x80 || enc->flags & F_ASCII || (enc->flags & F_LATIN1 && uch > 0xFF)) |
186 | { |
187 | { |
187 | if (uch > 0xFFFFUL) |
188 | if (uch > 0xFFFFUL) |
188 | { |
189 | { |
189 | need (enc, len += 11); |
190 | need (enc, len += 11); |
190 | sprintf (enc->cur, "\\u%04x\\u%04x", |
191 | sprintf (enc->cur, "\\u%04x\\u%04x", |
… | |
… | |
204 | *enc->cur++ = hexdigit [(uch >> 0) & 15]; |
205 | *enc->cur++ = hexdigit [(uch >> 0) & 15]; |
205 | } |
206 | } |
206 | |
207 | |
207 | str += clen; |
208 | str += clen; |
208 | } |
209 | } |
|
|
210 | else if (enc->flags & F_LATIN1) |
|
|
211 | { |
|
|
212 | *enc->cur++ = uch; |
|
|
213 | str += clen; |
|
|
214 | } |
209 | else if (is_utf8) |
215 | else if (is_utf8) |
210 | { |
216 | { |
211 | need (enc, len += clen); |
217 | need (enc, len += clen); |
212 | do |
218 | do |
213 | { |
219 | { |
… | |
… | |
514 | enc.maxdepth = DEC_DEPTH (flags); |
520 | enc.maxdepth = DEC_DEPTH (flags); |
515 | |
521 | |
516 | SvPOK_only (enc.sv); |
522 | SvPOK_only (enc.sv); |
517 | encode_sv (&enc, scalar); |
523 | encode_sv (&enc, scalar); |
518 | |
524 | |
519 | if (!(flags & (F_ASCII | F_UTF8))) |
|
|
520 | SvUTF8_on (enc.sv); |
|
|
521 | |
|
|
522 | SvCUR_set (enc.sv, enc.cur - SvPVX (enc.sv)); |
525 | SvCUR_set (enc.sv, enc.cur - SvPVX (enc.sv)); |
523 | *SvEND (enc.sv) = 0; // many xs functions expect a trailing 0 for text strings |
526 | *SvEND (enc.sv) = 0; // many xs functions expect a trailing 0 for text strings |
|
|
527 | |
|
|
528 | if (!(flags & (F_ASCII | F_LATIN1 | F_UTF8))) |
|
|
529 | SvUTF8_on (enc.sv); |
524 | |
530 | |
525 | if (enc.flags & F_SHRINK) |
531 | if (enc.flags & F_SHRINK) |
526 | shrink (enc.sv); |
532 | shrink (enc.sv); |
527 | |
533 | |
528 | return enc.sv; |
534 | return enc.sv; |
… | |
… | |
977 | fail: |
983 | fail: |
978 | return 0; |
984 | return 0; |
979 | } |
985 | } |
980 | |
986 | |
981 | static SV * |
987 | static SV * |
982 | decode_json (SV *string, U32 flags) |
988 | decode_json (SV *string, U32 flags, UV *offset_return) |
983 | { |
989 | { |
984 | dec_t dec; |
990 | dec_t dec; |
|
|
991 | UV offset; |
985 | SV *sv; |
992 | SV *sv; |
986 | |
993 | |
|
|
994 | SvGETMAGIC (string); |
987 | SvUPGRADE (string, SVt_PV); |
995 | SvUPGRADE (string, SVt_PV); |
988 | |
996 | |
989 | if (flags & F_UTF8) |
997 | if (flags & F_UTF8) |
990 | sv_utf8_downgrade (string, 0); |
998 | sv_utf8_downgrade (string, 0); |
991 | else |
999 | else |
… | |
… | |
998 | dec.end = SvEND (string); |
1006 | dec.end = SvEND (string); |
999 | dec.err = 0; |
1007 | dec.err = 0; |
1000 | dec.depth = 0; |
1008 | dec.depth = 0; |
1001 | dec.maxdepth = DEC_DEPTH (dec.flags); |
1009 | dec.maxdepth = DEC_DEPTH (dec.flags); |
1002 | |
1010 | |
1003 | *dec.end = 0; // this should basically be a nop, too, but make sure its there |
1011 | *dec.end = 0; // this should basically be a nop, too, but make sure it's there |
1004 | sv = decode_sv (&dec); |
1012 | sv = decode_sv (&dec); |
1005 | |
1013 | |
|
|
1014 | if (!(offset_return || !sv)) |
|
|
1015 | { |
|
|
1016 | // check for trailing garbage |
|
|
1017 | decode_ws (&dec); |
|
|
1018 | |
|
|
1019 | if (*dec.cur) |
|
|
1020 | { |
|
|
1021 | dec.err = "garbage after JSON object"; |
|
|
1022 | SvREFCNT_dec (sv); |
|
|
1023 | sv = 0; |
|
|
1024 | } |
|
|
1025 | } |
|
|
1026 | |
|
|
1027 | if (offset_return || !sv) |
|
|
1028 | { |
|
|
1029 | offset = dec.flags & F_UTF8 |
|
|
1030 | ? dec.cur - SvPVX (string) |
|
|
1031 | : utf8_distance (dec.cur, SvPVX (string)); |
|
|
1032 | |
|
|
1033 | if (offset_return) |
|
|
1034 | *offset_return = offset; |
|
|
1035 | } |
|
|
1036 | |
1006 | if (!sv) |
1037 | if (!sv) |
1007 | { |
1038 | { |
1008 | IV offset = dec.flags & F_UTF8 |
|
|
1009 | ? dec.cur - SvPVX (string) |
|
|
1010 | : utf8_distance (dec.cur, SvPVX (string)); |
|
|
1011 | SV *uni = sv_newmortal (); |
1039 | SV *uni = sv_newmortal (); |
1012 | |
1040 | |
1013 | // horrible hack to silence warning inside pv_uni_display |
1041 | // horrible hack to silence warning inside pv_uni_display |
1014 | COP cop = *PL_curcop; |
1042 | COP cop = *PL_curcop; |
1015 | cop.cop_warnings = pWARN_NONE; |
1043 | cop.cop_warnings = pWARN_NONE; |
… | |
… | |
1063 | RETVAL |
1091 | RETVAL |
1064 | |
1092 | |
1065 | SV *ascii (SV *self, int enable = 1) |
1093 | SV *ascii (SV *self, int enable = 1) |
1066 | ALIAS: |
1094 | ALIAS: |
1067 | ascii = F_ASCII |
1095 | ascii = F_ASCII |
|
|
1096 | latin1 = F_LATIN1 |
1068 | utf8 = F_UTF8 |
1097 | utf8 = F_UTF8 |
1069 | indent = F_INDENT |
1098 | indent = F_INDENT |
1070 | canonical = F_CANONICAL |
1099 | canonical = F_CANONICAL |
1071 | space_before = F_SPACE_BEFORE |
1100 | space_before = F_SPACE_BEFORE |
1072 | space_after = F_SPACE_AFTER |
1101 | space_after = F_SPACE_AFTER |
… | |
… | |
1108 | PPCODE: |
1137 | PPCODE: |
1109 | XPUSHs (encode_json (scalar, *SvJSON (self))); |
1138 | XPUSHs (encode_json (scalar, *SvJSON (self))); |
1110 | |
1139 | |
1111 | void decode (SV *self, SV *jsonstr) |
1140 | void decode (SV *self, SV *jsonstr) |
1112 | PPCODE: |
1141 | PPCODE: |
1113 | XPUSHs (decode_json (jsonstr, *SvJSON (self))); |
1142 | XPUSHs (decode_json (jsonstr, *SvJSON (self), 0)); |
|
|
1143 | |
|
|
1144 | void decode_prefix (SV *self, SV *jsonstr) |
|
|
1145 | PPCODE: |
|
|
1146 | { |
|
|
1147 | UV offset; |
|
|
1148 | EXTEND (SP, 2); |
|
|
1149 | PUSHs (decode_json (jsonstr, *SvJSON (self), &offset)); |
|
|
1150 | PUSHs (sv_2mortal (newSVuv (offset))); |
|
|
1151 | } |
1114 | |
1152 | |
1115 | PROTOTYPES: ENABLE |
1153 | PROTOTYPES: ENABLE |
1116 | |
1154 | |
1117 | void to_json (SV *scalar) |
1155 | void to_json (SV *scalar) |
1118 | ALIAS: |
1156 | ALIAS: |
… | |
… | |
1122 | |
1160 | |
1123 | void from_json (SV *jsonstr) |
1161 | void from_json (SV *jsonstr) |
1124 | ALIAS: |
1162 | ALIAS: |
1125 | jsonToObj = 0 |
1163 | jsonToObj = 0 |
1126 | PPCODE: |
1164 | PPCODE: |
1127 | XPUSHs (decode_json (jsonstr, F_DEFAULT | F_UTF8)); |
1165 | XPUSHs (decode_json (jsonstr, F_DEFAULT | F_UTF8, 0)); |
1128 | |
1166 | |