… | |
… | |
72 | #else |
72 | #else |
73 | # define JSON_SLOW 0 |
73 | # define JSON_SLOW 0 |
74 | # define JSON_STASH json_stash |
74 | # define JSON_STASH json_stash |
75 | #endif |
75 | #endif |
76 | |
76 | |
|
|
77 | // the amount of HEs to allocate on the stack, when sorting keys |
|
|
78 | #define STACK_HES 64 |
|
|
79 | |
77 | static HV *json_stash, *json_boolean_stash; // JSON::XS:: |
80 | static HV *json_stash, *json_boolean_stash; // JSON::XS:: |
78 | static SV *json_true, *json_false; |
81 | static SV *json_true, *json_false; |
79 | |
82 | |
80 | enum { |
83 | enum { |
81 | INCR_M_WS = 0, // initial whitespace skipping, must be 0 |
84 | INCR_M_WS = 0, // initial whitespace skipping, must be 0 |
… | |
… | |
260 | } |
263 | } |
261 | |
264 | |
262 | // this relies greatly on the quality of the pow () |
265 | // this relies greatly on the quality of the pow () |
263 | // implementation of the platform, but a good |
266 | // implementation of the platform, but a good |
264 | // implementation is hard to beat. |
267 | // implementation is hard to beat. |
|
|
268 | // (IEEE 754 conformant ones are required to be exact) |
265 | if (postdp) *expo -= eaccum; |
269 | if (postdp) *expo -= eaccum; |
266 | *accum += uaccum * Perl_pow (10., *expo); |
270 | *accum += uaccum * Perl_pow (10., *expo); |
267 | *expo += eaccum; |
271 | *expo += eaccum; |
268 | } |
272 | } |
269 | |
273 | |
… | |
… | |
591 | } |
595 | } |
592 | |
596 | |
593 | if (count) |
597 | if (count) |
594 | { |
598 | { |
595 | int i, fast = 1; |
599 | int i, fast = 1; |
596 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
600 | HE *hes_stack [STACK_HES]; |
597 | HE **hes = _alloca (count * sizeof (HE)); |
601 | HE **hes = hes_stack; |
598 | #else |
602 | |
599 | HE *hes [count]; // if your compiler dies here, you need to enable C99 mode |
603 | // allocate larger arrays on the heap |
600 | #endif |
604 | if (count > STACK_HES) |
|
|
605 | { |
|
|
606 | SV *sv = sv_2mortal (NEWSV (0, count * sizeof (*hes))); |
|
|
607 | hes = (HE **)SvPVX (sv); |
|
|
608 | } |
601 | |
609 | |
602 | i = 0; |
610 | i = 0; |
603 | while ((he = hv_iternext (hv))) |
611 | while ((he = hv_iternext (hv))) |
604 | { |
612 | { |
605 | hes [i++] = he; |
613 | hes [i++] = he; |
… | |
… | |
824 | } |
832 | } |
825 | else |
833 | else |
826 | { |
834 | { |
827 | // large integer, use the (rather slow) snprintf way. |
835 | // large integer, use the (rather slow) snprintf way. |
828 | need (enc, IVUV_MAXCHARS); |
836 | need (enc, IVUV_MAXCHARS); |
829 | enc->cur += |
837 | enc->cur += |
830 | SvIsUV(sv) |
838 | SvIsUV(sv) |
831 | ? snprintf (enc->cur, IVUV_MAXCHARS, "%"UVuf, (UV)SvUVX (sv)) |
839 | ? snprintf (enc->cur, IVUV_MAXCHARS, "%"UVuf, (UV)SvUVX (sv)) |
832 | : snprintf (enc->cur, IVUV_MAXCHARS, "%"IVdf, (IV)SvIVX (sv)); |
840 | : snprintf (enc->cur, IVUV_MAXCHARS, "%"IVdf, (IV)SvIVX (sv)); |
833 | } |
841 | } |
834 | } |
842 | } |
… | |
… | |
836 | encode_rv (enc, SvRV (sv)); |
844 | encode_rv (enc, SvRV (sv)); |
837 | else if (!SvOK (sv) || enc->json.flags & F_ALLOW_UNKNOWN) |
845 | else if (!SvOK (sv) || enc->json.flags & F_ALLOW_UNKNOWN) |
838 | encode_str (enc, "null", 4, 0); |
846 | encode_str (enc, "null", 4, 0); |
839 | else |
847 | else |
840 | croak ("encountered perl type (%s,0x%x) that JSON cannot handle, you might want to report this", |
848 | croak ("encountered perl type (%s,0x%x) that JSON cannot handle, you might want to report this", |
841 | SvPV_nolen (sv), SvFLAGS (sv)); |
849 | SvPV_nolen (sv), (unsigned int)SvFLAGS (sv)); |
842 | } |
850 | } |
843 | |
851 | |
844 | static SV * |
852 | static SV * |
845 | encode_json (SV *scalar, JSON *json) |
853 | encode_json (SV *scalar, JSON *json) |
846 | { |
854 | { |
… | |
… | |
1604 | pv_uni_display (uni, dec.cur, dec.end - dec.cur, 20, UNI_DISPLAY_QQ); |
1612 | pv_uni_display (uni, dec.cur, dec.end - dec.cur, 20, UNI_DISPLAY_QQ); |
1605 | LEAVE; |
1613 | LEAVE; |
1606 | |
1614 | |
1607 | croak ("%s, at character offset %d (before \"%s\")", |
1615 | croak ("%s, at character offset %d (before \"%s\")", |
1608 | dec.err, |
1616 | dec.err, |
1609 | ptr_to_index (string, dec.cur), |
1617 | (int)ptr_to_index (string, dec.cur), |
1610 | dec.cur != dec.end ? SvPV_nolen (uni) : "(end of string)"); |
1618 | dec.cur != dec.end ? SvPV_nolen (uni) : "(end of string)"); |
1611 | } |
1619 | } |
1612 | |
1620 | |
1613 | sv = sv_2mortal (sv); |
1621 | sv = sv_2mortal (sv); |
1614 | |
1622 | |
… | |
… | |
1804 | json_boolean_stash = 0; |
1812 | json_boolean_stash = 0; |
1805 | |
1813 | |
1806 | void new (char *klass) |
1814 | void new (char *klass) |
1807 | PPCODE: |
1815 | PPCODE: |
1808 | { |
1816 | { |
1809 | SV *pv = NEWSV (0, sizeof (JSON)); |
1817 | SV *pv = NEWSV (0, sizeof (JSON)); |
1810 | SvPOK_only (pv); |
1818 | SvPOK_only (pv); |
1811 | json_init ((JSON *)SvPVX (pv)); |
1819 | json_init ((JSON *)SvPVX (pv)); |
1812 | XPUSHs (sv_2mortal (sv_bless ( |
1820 | XPUSHs (sv_2mortal (sv_bless ( |
1813 | newRV_noinc (pv), |
1821 | newRV_noinc (pv), |
1814 | strEQ (klass, "JSON::XS") ? JSON_STASH : gv_stashpv (klass, 1) |
1822 | strEQ (klass, "JSON::XS") ? JSON_STASH : gv_stashpv (klass, 1) |
… | |
… | |
1891 | } |
1899 | } |
1892 | |
1900 | |
1893 | void filter_json_single_key_object (JSON *self, SV *key, SV *cb = &PL_sv_undef) |
1901 | void filter_json_single_key_object (JSON *self, SV *key, SV *cb = &PL_sv_undef) |
1894 | PPCODE: |
1902 | PPCODE: |
1895 | { |
1903 | { |
1896 | if (!self->cb_sk_object) |
1904 | if (!self->cb_sk_object) |
1897 | self->cb_sk_object = newHV (); |
1905 | self->cb_sk_object = newHV (); |
1898 | |
1906 | |
1899 | if (SvOK (cb)) |
1907 | if (SvOK (cb)) |
1900 | hv_store_ent (self->cb_sk_object, key, newSVsv (cb), 0); |
1908 | hv_store_ent (self->cb_sk_object, key, newSVsv (cb), 0); |
1901 | else |
1909 | else |
… | |
… | |
1912 | XPUSHs (ST (0)); |
1920 | XPUSHs (ST (0)); |
1913 | } |
1921 | } |
1914 | |
1922 | |
1915 | void encode (JSON *self, SV *scalar) |
1923 | void encode (JSON *self, SV *scalar) |
1916 | PPCODE: |
1924 | PPCODE: |
1917 | XPUSHs (encode_json (scalar, self)); |
1925 | PUTBACK; scalar = encode_json (scalar, self); SPAGAIN; |
|
|
1926 | XPUSHs (scalar); |
1918 | |
1927 | |
1919 | void decode (JSON *self, SV *jsonstr) |
1928 | void decode (JSON *self, SV *jsonstr) |
1920 | PPCODE: |
1929 | PPCODE: |
1921 | XPUSHs (decode_json (jsonstr, self, 0)); |
1930 | PUTBACK; jsonstr = decode_json (jsonstr, self, 0); SPAGAIN; |
|
|
1931 | XPUSHs (jsonstr); |
1922 | |
1932 | |
1923 | void decode_prefix (JSON *self, SV *jsonstr) |
1933 | void decode_prefix (JSON *self, SV *jsonstr) |
1924 | PPCODE: |
1934 | PPCODE: |
1925 | { |
1935 | { |
|
|
1936 | SV *sv; |
1926 | char *offset; |
1937 | char *offset; |
|
|
1938 | PUTBACK; sv = decode_json (jsonstr, self, &offset); SPAGAIN; |
1927 | EXTEND (SP, 2); |
1939 | EXTEND (SP, 2); |
1928 | PUSHs (decode_json (jsonstr, self, &offset)); |
1940 | PUSHs (sv); |
1929 | PUSHs (sv_2mortal (newSVuv (ptr_to_index (jsonstr, offset)))); |
1941 | PUSHs (sv_2mortal (newSVuv (ptr_to_index (jsonstr, offset)))); |
1930 | } |
1942 | } |
1931 | |
1943 | |
1932 | void incr_parse (JSON *self, SV *jsonstr = 0) |
1944 | void incr_parse (JSON *self, SV *jsonstr = 0) |
1933 | PPCODE: |
1945 | PPCODE: |
… | |
… | |
1980 | } |
1992 | } |
1981 | |
1993 | |
1982 | if (GIMME_V != G_VOID) |
1994 | if (GIMME_V != G_VOID) |
1983 | do |
1995 | do |
1984 | { |
1996 | { |
|
|
1997 | SV *sv; |
1985 | char *offset; |
1998 | char *offset; |
1986 | |
1999 | |
1987 | if (!INCR_DONE (self)) |
2000 | if (!INCR_DONE (self)) |
1988 | { |
2001 | { |
1989 | incr_parse (self); |
2002 | incr_parse (self); |
… | |
… | |
1991 | if (self->incr_pos > self->max_size && self->max_size) |
2004 | if (self->incr_pos > self->max_size && self->max_size) |
1992 | croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu", |
2005 | croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu", |
1993 | (unsigned long)self->incr_pos, (unsigned long)self->max_size); |
2006 | (unsigned long)self->incr_pos, (unsigned long)self->max_size); |
1994 | |
2007 | |
1995 | if (!INCR_DONE (self)) |
2008 | if (!INCR_DONE (self)) |
|
|
2009 | { |
|
|
2010 | // as an optimisation, do not accumulate white space in the incr buffer |
|
|
2011 | if (self->incr_mode == INCR_M_WS && self->incr_pos) |
|
|
2012 | { |
|
|
2013 | self->incr_pos = 0; |
|
|
2014 | SvCUR_set (self->incr_text, 0); |
|
|
2015 | } |
|
|
2016 | |
1996 | break; |
2017 | break; |
|
|
2018 | } |
1997 | } |
2019 | } |
1998 | |
2020 | |
1999 | XPUSHs (decode_json (self->incr_text, self, &offset)); |
2021 | PUTBACK; sv = decode_json (self->incr_text, self, &offset); SPAGAIN; |
|
|
2022 | XPUSHs (sv); |
2000 | |
2023 | |
2001 | self->incr_pos -= offset - SvPVX (self->incr_text); |
2024 | self->incr_pos -= offset - SvPVX (self->incr_text); |
2002 | self->incr_nest = 0; |
2025 | self->incr_nest = 0; |
2003 | self->incr_mode = 0; |
2026 | self->incr_mode = 0; |
2004 | |
2027 | |
… | |
… | |
2056 | PPCODE: |
2079 | PPCODE: |
2057 | { |
2080 | { |
2058 | JSON json; |
2081 | JSON json; |
2059 | json_init (&json); |
2082 | json_init (&json); |
2060 | json.flags |= ix; |
2083 | json.flags |= ix; |
2061 | XPUSHs (encode_json (scalar, &json)); |
2084 | PUTBACK; scalar = encode_json (scalar, &json); SPAGAIN; |
|
|
2085 | XPUSHs (scalar); |
2062 | } |
2086 | } |
2063 | |
2087 | |
2064 | void decode_json (SV *jsonstr) |
2088 | void decode_json (SV *jsonstr) |
2065 | ALIAS: |
2089 | ALIAS: |
2066 | from_json_ = 0 |
2090 | from_json_ = 0 |
… | |
… | |
2068 | PPCODE: |
2092 | PPCODE: |
2069 | { |
2093 | { |
2070 | JSON json; |
2094 | JSON json; |
2071 | json_init (&json); |
2095 | json_init (&json); |
2072 | json.flags |= ix; |
2096 | json.flags |= ix; |
2073 | XPUSHs (decode_json (jsonstr, &json, 0)); |
2097 | PUTBACK; jsonstr = decode_json (jsonstr, &json, 0); SPAGAIN; |
|
|
2098 | XPUSHs (jsonstr); |
2074 | } |
2099 | } |
2075 | |
2100 | |