-/* -*- mode: C; c-file-style: "python"; c-basic-offset: 4 -*- */
-#include "Python.h"
-#include "structmember.h"
-
-#if PY_MAJOR_VERSION >= 3
-#define PyInt_FromSsize_t PyLong_FromSsize_t
-#define PyInt_AsSsize_t PyLong_AsSsize_t
-#define PyString_Check PyBytes_Check
-#define PyString_GET_SIZE PyBytes_GET_SIZE
-#define PyString_AS_STRING PyBytes_AS_STRING
-#define PyString_FromStringAndSize PyBytes_FromStringAndSize
-#define PyInt_Check(obj) 0
-#define JSON_UNICHR Py_UCS4
-#define JSON_InternFromString PyUnicode_InternFromString
-#define JSON_Intern_GET_SIZE PyUnicode_GET_SIZE
-#define JSON_ASCII_Check PyUnicode_Check
-#define JSON_ASCII_AS_STRING PyUnicode_AsUTF8
-#define PyInt_Type PyLong_Type
-#define PyInt_FromString PyLong_FromString
-#define PY2_UNUSED
-#define PY3_UNUSED UNUSED
-#define JSON_NewEmptyUnicode() PyUnicode_New(0, 127)
-#else /* PY_MAJOR_VERSION >= 3 */
-#define PY2_UNUSED UNUSED
-#define PY3_UNUSED
-#define PyUnicode_READY(obj) 0
-#define PyUnicode_KIND(obj) (sizeof(Py_UNICODE))
-#define PyUnicode_DATA(obj) ((void *)(PyUnicode_AS_UNICODE(obj)))
-#define PyUnicode_READ(kind, data, index) ((JSON_UNICHR)((const Py_UNICODE *)(data))[(index)])
-#define PyUnicode_GetLength PyUnicode_GET_SIZE
-#define JSON_UNICHR Py_UNICODE
-#define JSON_ASCII_Check PyString_Check
-#define JSON_ASCII_AS_STRING PyString_AS_STRING
-#define JSON_InternFromString PyString_InternFromString
-#define JSON_Intern_GET_SIZE PyString_GET_SIZE
-#define JSON_NewEmptyUnicode() PyUnicode_FromUnicode(NULL, 0)
-#endif /* PY_MAJOR_VERSION < 3 */
-
-#if PY_VERSION_HEX < 0x02070000
-#if !defined(PyOS_string_to_double)
-#define PyOS_string_to_double json_PyOS_string_to_double
-static double
-json_PyOS_string_to_double(const char *s, char **endptr, PyObject *overflow_exception);
-static double
-json_PyOS_string_to_double(const char *s, char **endptr, PyObject *overflow_exception)
-{
- double x;
- assert(endptr == NULL);
- assert(overflow_exception == NULL);
- PyFPE_START_PROTECT("json_PyOS_string_to_double", return -1.0;)
- x = PyOS_ascii_atof(s);
- PyFPE_END_PROTECT(x)
- return x;
-}
-#endif
-#endif /* PY_VERSION_HEX < 0x02070000 */
-
-#if PY_VERSION_HEX < 0x02060000
-#if !defined(Py_TYPE)
-#define Py_TYPE(ob) (((PyObject*)(ob))->ob_type)
-#endif
-#if !defined(Py_SIZE)
-#define Py_SIZE(ob) (((PyVarObject*)(ob))->ob_size)
-#endif
-#if !defined(PyVarObject_HEAD_INIT)
-#define PyVarObject_HEAD_INIT(type, size) PyObject_HEAD_INIT(type) size,
-#endif
-#endif /* PY_VERSION_HEX < 0x02060000 */
-
-#if PY_VERSION_HEX < 0x02050000
-#if !defined(PY_SSIZE_T_MIN)
-typedef int Py_ssize_t;
-#define PY_SSIZE_T_MAX INT_MAX
-#define PY_SSIZE_T_MIN INT_MIN
-#define PyInt_FromSsize_t PyInt_FromLong
-#define PyInt_AsSsize_t PyInt_AsLong
-#endif
-#if !defined(Py_IS_FINITE)
-#define Py_IS_FINITE(X) (!Py_IS_INFINITY(X) && !Py_IS_NAN(X))
-#endif
-#endif /* PY_VERSION_HEX < 0x02050000 */
-
-#ifdef __GNUC__
-#define UNUSED __attribute__((__unused__))
-#else
-#define UNUSED
-#endif
-
-#define DEFAULT_ENCODING "utf-8"
-
-#define PyScanner_Check(op) PyObject_TypeCheck(op, &PyScannerType)
-#define PyScanner_CheckExact(op) (Py_TYPE(op) == &PyScannerType)
-#define PyEncoder_Check(op) PyObject_TypeCheck(op, &PyEncoderType)
-#define PyEncoder_CheckExact(op) (Py_TYPE(op) == &PyEncoderType)
-
-#define JSON_ALLOW_NAN 1
-#define JSON_IGNORE_NAN 2
-
-static PyTypeObject PyScannerType;
-static PyTypeObject PyEncoderType;
-
-typedef struct {
- PyObject *large_strings; /* A list of previously accumulated large strings */
- PyObject *small_strings; /* Pending small strings */
-} JSON_Accu;
-
-static int
-JSON_Accu_Init(JSON_Accu *acc);
-static int
-JSON_Accu_Accumulate(JSON_Accu *acc, PyObject *unicode);
-static PyObject *
-JSON_Accu_FinishAsList(JSON_Accu *acc);
-static void
-JSON_Accu_Destroy(JSON_Accu *acc);
-
-#define ERR_EXPECTING_VALUE "Expecting value"
-#define ERR_ARRAY_DELIMITER "Expecting ',' delimiter or ']'"
-#define ERR_ARRAY_VALUE_FIRST "Expecting value or ']'"
-#define ERR_OBJECT_DELIMITER "Expecting ',' delimiter or '}'"
-#define ERR_OBJECT_PROPERTY "Expecting property name enclosed in double quotes"
-#define ERR_OBJECT_PROPERTY_FIRST "Expecting property name enclosed in double quotes or '}'"
-#define ERR_OBJECT_PROPERTY_DELIMITER "Expecting ':' delimiter"
-#define ERR_STRING_UNTERMINATED "Unterminated string starting at"
-#define ERR_STRING_CONTROL "Invalid control character %r at"
-#define ERR_STRING_ESC1 "Invalid \\X escape sequence %r"
-#define ERR_STRING_ESC4 "Invalid \\uXXXX escape sequence"
-
-typedef struct _PyScannerObject {
- PyObject_HEAD
- PyObject *encoding;
- PyObject *strict;
- PyObject *object_hook;
- PyObject *pairs_hook;
- PyObject *parse_float;
- PyObject *parse_int;
- PyObject *parse_constant;
- PyObject *memo;
-} PyScannerObject;
-
-static PyMemberDef scanner_members[] = {
- {"encoding", T_OBJECT, offsetof(PyScannerObject, encoding), READONLY, "encoding"},
- {"strict", T_OBJECT, offsetof(PyScannerObject, strict), READONLY, "strict"},
- {"object_hook", T_OBJECT, offsetof(PyScannerObject, object_hook), READONLY, "object_hook"},
- {"object_pairs_hook", T_OBJECT, offsetof(PyScannerObject, pairs_hook), READONLY, "object_pairs_hook"},
- {"parse_float", T_OBJECT, offsetof(PyScannerObject, parse_float), READONLY, "parse_float"},
- {"parse_int", T_OBJECT, offsetof(PyScannerObject, parse_int), READONLY, "parse_int"},
- {"parse_constant", T_OBJECT, offsetof(PyScannerObject, parse_constant), READONLY, "parse_constant"},
- {NULL}
-};
-
-typedef struct _PyEncoderObject {
- PyObject_HEAD
- PyObject *markers;
- PyObject *defaultfn;
- PyObject *encoder;
- PyObject *indent;
- PyObject *key_separator;
- PyObject *item_separator;
- PyObject *sort_keys;
- PyObject *key_memo;
- PyObject *encoding;
- PyObject *Decimal;
- PyObject *skipkeys_bool;
- int skipkeys;
- int fast_encode;
- /* 0, JSON_ALLOW_NAN, JSON_IGNORE_NAN */
- int allow_or_ignore_nan;
- int use_decimal;
- int namedtuple_as_object;
- int tuple_as_array;
- int bigint_as_string;
- PyObject *item_sort_key;
- PyObject *item_sort_kw;
- int for_json;
-} PyEncoderObject;
-
-static PyMemberDef encoder_members[] = {
- {"markers", T_OBJECT, offsetof(PyEncoderObject, markers), READONLY, "markers"},
- {"default", T_OBJECT, offsetof(PyEncoderObject, defaultfn), READONLY, "default"},
- {"encoder", T_OBJECT, offsetof(PyEncoderObject, encoder), READONLY, "encoder"},
- {"encoding", T_OBJECT, offsetof(PyEncoderObject, encoder), READONLY, "encoding"},
- {"indent", T_OBJECT, offsetof(PyEncoderObject, indent), READONLY, "indent"},
- {"key_separator", T_OBJECT, offsetof(PyEncoderObject, key_separator), READONLY, "key_separator"},
- {"item_separator", T_OBJECT, offsetof(PyEncoderObject, item_separator), READONLY, "item_separator"},
- {"sort_keys", T_OBJECT, offsetof(PyEncoderObject, sort_keys), READONLY, "sort_keys"},
- /* Python 2.5 does not support T_BOOl */
- {"skipkeys", T_OBJECT, offsetof(PyEncoderObject, skipkeys_bool), READONLY, "skipkeys"},
- {"key_memo", T_OBJECT, offsetof(PyEncoderObject, key_memo), READONLY, "key_memo"},
- {"item_sort_key", T_OBJECT, offsetof(PyEncoderObject, item_sort_key), READONLY, "item_sort_key"},
- {NULL}
-};
-
-static PyObject *
-join_list_unicode(PyObject *lst);
-static PyObject *
-JSON_ParseEncoding(PyObject *encoding);
-static PyObject *
-JSON_UnicodeFromChar(JSON_UNICHR c);
-static PyObject *
-maybe_quote_bigint(PyObject *encoded, PyObject *obj);
-static Py_ssize_t
-ascii_char_size(JSON_UNICHR c);
-static Py_ssize_t
-ascii_escape_char(JSON_UNICHR c, char *output, Py_ssize_t chars);
-static PyObject *
-ascii_escape_unicode(PyObject *pystr);
-static PyObject *
-ascii_escape_str(PyObject *pystr);
-static PyObject *
-py_encode_basestring_ascii(PyObject* self UNUSED, PyObject *pystr);
-#if PY_MAJOR_VERSION < 3
-static PyObject *
-join_list_string(PyObject *lst);
-static PyObject *
-scan_once_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr);
-static PyObject *
-scanstring_str(PyObject *pystr, Py_ssize_t end, char *encoding, int strict, Py_ssize_t *next_end_ptr);
-static PyObject *
-_parse_object_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr);
-#endif
-static PyObject *
-scanstring_unicode(PyObject *pystr, Py_ssize_t end, int strict, Py_ssize_t *next_end_ptr);
-static PyObject *
-scan_once_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr);
-static PyObject *
-_build_rval_index_tuple(PyObject *rval, Py_ssize_t idx);
-static PyObject *
-scanner_new(PyTypeObject *type, PyObject *args, PyObject *kwds);
-static int
-scanner_init(PyObject *self, PyObject *args, PyObject *kwds);
-static void
-scanner_dealloc(PyObject *self);
-static int
-scanner_clear(PyObject *self);
-static PyObject *
-encoder_new(PyTypeObject *type, PyObject *args, PyObject *kwds);
-static int
-encoder_init(PyObject *self, PyObject *args, PyObject *kwds);
-static void
-encoder_dealloc(PyObject *self);
-static int
-encoder_clear(PyObject *self);
-static PyObject *
-encoder_stringify_key(PyEncoderObject *s, PyObject *key);
-static int
-encoder_listencode_list(PyEncoderObject *s, JSON_Accu *rval, PyObject *seq, Py_ssize_t indent_level);
-static int
-encoder_listencode_obj(PyEncoderObject *s, JSON_Accu *rval, PyObject *obj, Py_ssize_t indent_level);
-static int
-encoder_listencode_dict(PyEncoderObject *s, JSON_Accu *rval, PyObject *dct, Py_ssize_t indent_level);
-static PyObject *
-_encoded_const(PyObject *obj);
-static void
-raise_errmsg(char *msg, PyObject *s, Py_ssize_t end);
-static PyObject *
-encoder_encode_string(PyEncoderObject *s, PyObject *obj);
-static int
-_convertPyInt_AsSsize_t(PyObject *o, Py_ssize_t *size_ptr);
-static PyObject *
-_convertPyInt_FromSsize_t(Py_ssize_t *size_ptr);
-static PyObject *
-encoder_encode_float(PyEncoderObject *s, PyObject *obj);
-static int
-_is_namedtuple(PyObject *obj);
-static int
-_has_for_json_hook(PyObject *obj);
-static PyObject *
-moduleinit(void);
-
-#define S_CHAR(c) (c >= ' ' && c <= '~' && c != '\\' && c != '"')
-#define IS_WHITESPACE(c) (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r'))
-
-#define MIN_EXPANSION 6
-
-static int
-JSON_Accu_Init(JSON_Accu *acc)
-{
- /* Lazily allocated */
- acc->large_strings = NULL;
- acc->small_strings = PyList_New(0);
- if (acc->small_strings == NULL)
- return -1;
- return 0;
-}
-
-static int
-flush_accumulator(JSON_Accu *acc)
-{
- Py_ssize_t nsmall = PyList_GET_SIZE(acc->small_strings);
- if (nsmall) {
- int ret;
- PyObject *joined;
- if (acc->large_strings == NULL) {
- acc->large_strings = PyList_New(0);
- if (acc->large_strings == NULL)
- return -1;
- }
-#if PY_MAJOR_VERSION >= 3
- joined = join_list_unicode(acc->small_strings);
-#else /* PY_MAJOR_VERSION >= 3 */
- joined = join_list_string(acc->small_strings);
-#endif /* PY_MAJOR_VERSION < 3 */
- if (joined == NULL)
- return -1;
- if (PyList_SetSlice(acc->small_strings, 0, nsmall, NULL)) {
- Py_DECREF(joined);
- return -1;
- }
- ret = PyList_Append(acc->large_strings, joined);
- Py_DECREF(joined);
- return ret;
- }
- return 0;
-}
-
-static int
-JSON_Accu_Accumulate(JSON_Accu *acc, PyObject *unicode)
-{
- Py_ssize_t nsmall;
-#if PY_MAJOR_VERSION >= 3
- assert(PyUnicode_Check(unicode));
-#else /* PY_MAJOR_VERSION >= 3 */
- assert(JSON_ASCII_Check(unicode) || PyUnicode_Check(unicode));
-#endif /* PY_MAJOR_VERSION < 3 */
-
- if (PyList_Append(acc->small_strings, unicode))
- return -1;
- nsmall = PyList_GET_SIZE(acc->small_strings);
- /* Each item in a list of unicode objects has an overhead (in 64-bit
- * builds) of:
- * - 8 bytes for the list slot
- * - 56 bytes for the header of the unicode object
- * that is, 64 bytes. 100000 such objects waste more than 6MB
- * compared to a single concatenated string.
- */
- if (nsmall < 100000)
- return 0;
- return flush_accumulator(acc);
-}
-
-static PyObject *
-JSON_Accu_FinishAsList(JSON_Accu *acc)
-{
- int ret;
- PyObject *res;
-
- ret = flush_accumulator(acc);
- Py_CLEAR(acc->small_strings);
- if (ret) {
- Py_CLEAR(acc->large_strings);
- return NULL;
- }
- res = acc->large_strings;
- acc->large_strings = NULL;
- if (res == NULL)
- return PyList_New(0);
- return res;
-}
-
-static void
-JSON_Accu_Destroy(JSON_Accu *acc)
-{
- Py_CLEAR(acc->small_strings);
- Py_CLEAR(acc->large_strings);
-}
-
-static int
-IS_DIGIT(JSON_UNICHR c)
-{
- return c >= '0' && c <= '9';
-}
-
-static PyObject *
-JSON_UnicodeFromChar(JSON_UNICHR c)
-{
-#if PY_MAJOR_VERSION >= 3
- PyObject *rval = PyUnicode_New(1, c);
- if (rval)
- PyUnicode_WRITE(PyUnicode_KIND(rval), PyUnicode_DATA(rval), 0, c);
- return rval;
-#else /* PY_MAJOR_VERSION >= 3 */
- return PyUnicode_FromUnicode(&c, 1);
-#endif /* PY_MAJOR_VERSION < 3 */
-}
-
-static PyObject *
-maybe_quote_bigint(PyObject *encoded, PyObject *obj)
-{
- static PyObject *big_long = NULL;
- static PyObject *small_long = NULL;
- if (big_long == NULL) {
- big_long = PyLong_FromLongLong(1LL << 53);
- if (big_long == NULL) {
- Py_DECREF(encoded);
- return NULL;
- }
- }
- if (small_long == NULL) {
- small_long = PyLong_FromLongLong(-1LL << 53);
- if (small_long == NULL) {
- Py_DECREF(encoded);
- return NULL;
- }
- }
- if (PyObject_RichCompareBool(obj, big_long, Py_GE) ||
- PyObject_RichCompareBool(obj, small_long, Py_LE)) {
-#if PY_MAJOR_VERSION >= 3
- PyObject* quoted = PyUnicode_FromFormat("\"%U\"", encoded);
-#else
- PyObject* quoted = PyString_FromFormat("\"%s\"",
- PyString_AsString(encoded));
-#endif
- Py_DECREF(encoded);
- encoded = quoted;
- }
- return encoded;
-}
-
-static int
-_is_namedtuple(PyObject *obj)
-{
- int rval = 0;
- PyObject *_asdict = PyObject_GetAttrString(obj, "_asdict");
- if (_asdict == NULL) {
- PyErr_Clear();
- return 0;
- }
- rval = PyCallable_Check(_asdict);
- Py_DECREF(_asdict);
- return rval;
-}
-
-static int
-_has_for_json_hook(PyObject *obj)
-{
- int rval = 0;
- PyObject *for_json = PyObject_GetAttrString(obj, "for_json");
- if (for_json == NULL) {
- PyErr_Clear();
- return 0;
- }
- rval = PyCallable_Check(for_json);
- Py_DECREF(for_json);
- return rval;
-}
-
-static int
-_convertPyInt_AsSsize_t(PyObject *o, Py_ssize_t *size_ptr)
-{
- /* PyObject to Py_ssize_t converter */
- *size_ptr = PyInt_AsSsize_t(o);
- if (*size_ptr == -1 && PyErr_Occurred())
- return 0;
- return 1;
-}
-
-static PyObject *
-_convertPyInt_FromSsize_t(Py_ssize_t *size_ptr)
-{
- /* Py_ssize_t to PyObject converter */
- return PyInt_FromSsize_t(*size_ptr);
-}
-
-static Py_ssize_t
-ascii_escape_char(JSON_UNICHR c, char *output, Py_ssize_t chars)
-{
- /* Escape unicode code point c to ASCII escape sequences
- in char *output. output must have at least 12 bytes unused to
- accommodate an escaped surrogate pair "\uXXXX\uXXXX" */
- if (S_CHAR(c)) {
- output[chars++] = (char)c;
- }
- else {
- output[chars++] = '\\';
- switch (c) {
- case '\\': output[chars++] = (char)c; break;
- case '"': output[chars++] = (char)c; break;
- case '\b': output[chars++] = 'b'; break;
- case '\f': output[chars++] = 'f'; break;
- case '\n': output[chars++] = 'n'; break;
- case '\r': output[chars++] = 'r'; break;
- case '\t': output[chars++] = 't'; break;
- default:
-#if defined(Py_UNICODE_WIDE) || PY_MAJOR_VERSION >= 3
- if (c >= 0x10000) {
- /* UTF-16 surrogate pair */
- JSON_UNICHR v = c - 0x10000;
- c = 0xd800 | ((v >> 10) & 0x3ff);
- output[chars++] = 'u';
- output[chars++] = "0123456789abcdef"[(c >> 12) & 0xf];
- output[chars++] = "0123456789abcdef"[(c >> 8) & 0xf];
- output[chars++] = "0123456789abcdef"[(c >> 4) & 0xf];
- output[chars++] = "0123456789abcdef"[(c ) & 0xf];
- c = 0xdc00 | (v & 0x3ff);
- output[chars++] = '\\';
- }
-#endif
- output[chars++] = 'u';
- output[chars++] = "0123456789abcdef"[(c >> 12) & 0xf];
- output[chars++] = "0123456789abcdef"[(c >> 8) & 0xf];
- output[chars++] = "0123456789abcdef"[(c >> 4) & 0xf];
- output[chars++] = "0123456789abcdef"[(c ) & 0xf];
- }
- }
- return chars;
-}
-
-static Py_ssize_t
-ascii_char_size(JSON_UNICHR c)
-{
- if (S_CHAR(c)) {
- return 1;
- }
- else if (c == '\\' ||
- c == '"' ||
- c == '\b' ||
- c == '\f' ||
- c == '\n' ||
- c == '\r' ||
- c == '\t') {
- return 2;
- }
-#if defined(Py_UNICODE_WIDE) || PY_MAJOR_VERSION >= 3
- else if (c >= 0x10000U) {
- return 2 * MIN_EXPANSION;
- }
-#endif
- else {
- return MIN_EXPANSION;
- }
-}
-
-static PyObject *
-ascii_escape_unicode(PyObject *pystr)
-{
- /* Take a PyUnicode pystr and return a new ASCII-only escaped PyString */
- Py_ssize_t i;
- Py_ssize_t input_chars;
- Py_ssize_t output_size;
- Py_ssize_t chars;
- PY2_UNUSED int kind;
- void *data;
- PyObject *rval;
- char *output;
-
- if (PyUnicode_READY(pystr))
- return NULL;
-
- kind = PyUnicode_KIND(pystr);
- data = PyUnicode_DATA(pystr);
- input_chars = PyUnicode_GetLength(pystr);
- output_size = 2;
- for (i = 0; i < input_chars; i++) {
- output_size += ascii_char_size(PyUnicode_READ(kind, data, i));
- }
-#if PY_MAJOR_VERSION >= 3
- rval = PyUnicode_New(output_size, 127);
- if (rval == NULL) {
- return NULL;
- }
- assert(PyUnicode_KIND(rval) == PyUnicode_1BYTE_KIND);
- output = (char *)PyUnicode_DATA(rval);
-#else
- rval = PyString_FromStringAndSize(NULL, output_size);
- if (rval == NULL) {
- return NULL;
- }
- output = PyString_AS_STRING(rval);
-#endif
- chars = 0;
- output[chars++] = '"';
- for (i = 0; i < input_chars; i++) {
- chars = ascii_escape_char(PyUnicode_READ(kind, data, i), output, chars);
- }
- output[chars++] = '"';
- assert(chars == output_size);
- return rval;
-}
-
-#if PY_MAJOR_VERSION >= 3
-
-static PyObject *
-ascii_escape_str(PyObject *pystr)
-{
- PyObject *rval;
- PyObject *input = PyUnicode_DecodeUTF8(PyString_AS_STRING(pystr), PyString_GET_SIZE(pystr), NULL);
- if (input == NULL)
- return NULL;
- rval = ascii_escape_unicode(input);
- Py_DECREF(input);
- return rval;
-}
-
-#else /* PY_MAJOR_VERSION >= 3 */
-
-static PyObject *
-ascii_escape_str(PyObject *pystr)
-{
- /* Take a PyString pystr and return a new ASCII-only escaped PyString */
- Py_ssize_t i;
- Py_ssize_t input_chars;
- Py_ssize_t output_size;
- Py_ssize_t chars;
- PyObject *rval;
- char *output;
- char *input_str;
-
- input_chars = PyString_GET_SIZE(pystr);
- input_str = PyString_AS_STRING(pystr);
- output_size = 2;
-
- /* Fast path for a string that's already ASCII */
- for (i = 0; i < input_chars; i++) {
- JSON_UNICHR c = (JSON_UNICHR)input_str[i];
- if (c > 0x7f) {
- /* We hit a non-ASCII character, bail to unicode mode */
- PyObject *uni;
- uni = PyUnicode_DecodeUTF8(input_str, input_chars, "strict");
- if (uni == NULL) {
- return NULL;
- }
- rval = ascii_escape_unicode(uni);
- Py_DECREF(uni);
- return rval;
- }
- output_size += ascii_char_size(c);
- }
-
- rval = PyString_FromStringAndSize(NULL, output_size);
- if (rval == NULL) {
- return NULL;
- }
- chars = 0;
- output = PyString_AS_STRING(rval);
- output[chars++] = '"';
- for (i = 0; i < input_chars; i++) {
- chars = ascii_escape_char((JSON_UNICHR)input_str[i], output, chars);
- }
- output[chars++] = '"';
- assert(chars == output_size);
- return rval;
-}
-#endif /* PY_MAJOR_VERSION < 3 */
-
-static PyObject *
-encoder_stringify_key(PyEncoderObject *s, PyObject *key)
-{
- if (PyUnicode_Check(key)) {
- Py_INCREF(key);
- return key;
- }
- else if (PyString_Check(key)) {
-#if PY_MAJOR_VERSION >= 3
- return PyUnicode_Decode(
- PyString_AS_STRING(key),
- PyString_GET_SIZE(key),
- JSON_ASCII_AS_STRING(s->encoding),
- NULL);
-#else /* PY_MAJOR_VERSION >= 3 */
- Py_INCREF(key);
- return key;
-#endif /* PY_MAJOR_VERSION < 3 */
- }
- else if (PyFloat_Check(key)) {
- return encoder_encode_float(s, key);
- }
- else if (key == Py_True || key == Py_False || key == Py_None) {
- /* This must come before the PyInt_Check because
- True and False are also 1 and 0.*/
- return _encoded_const(key);
- }
- else if (PyInt_Check(key) || PyLong_Check(key)) {
- return PyObject_Str(key);
- }
- else if (s->use_decimal && PyObject_TypeCheck(key, (PyTypeObject *)s->Decimal)) {
- return PyObject_Str(key);
- }
- else if (s->skipkeys) {
- Py_INCREF(Py_None);
- return Py_None;
- }
- PyErr_SetString(PyExc_TypeError, "keys must be a string");
- return NULL;
-}
-
-static PyObject *
-encoder_dict_iteritems(PyEncoderObject *s, PyObject *dct)
-{
- PyObject *items;
- PyObject *iter = NULL;
- PyObject *lst = NULL;
- PyObject *item = NULL;
- PyObject *kstr = NULL;
- static PyObject *sortfun = NULL;
- static PyObject *sortargs = NULL;
-
- if (sortargs == NULL) {
- sortargs = PyTuple_New(0);
- if (sortargs == NULL)
- return NULL;
- }
-
- if (PyDict_CheckExact(dct))
- items = PyDict_Items(dct);
- else
- items = PyMapping_Items(dct);
- if (items == NULL)
- return NULL;
- iter = PyObject_GetIter(items);
- Py_DECREF(items);
- if (iter == NULL)
- return NULL;
- if (s->item_sort_kw == Py_None)
- return iter;
- lst = PyList_New(0);
- if (lst == NULL)
- goto bail;
- while ((item = PyIter_Next(iter))) {
- PyObject *key, *value;
- if (!PyTuple_Check(item) || Py_SIZE(item) != 2) {
- PyErr_SetString(PyExc_ValueError, "items must return 2-tuples");
- goto bail;
- }
- key = PyTuple_GET_ITEM(item, 0);
- if (key == NULL)
- goto bail;
-#if PY_MAJOR_VERSION < 3
- else if (PyString_Check(key)) {
- /* item can be added as-is */
- }
-#endif /* PY_MAJOR_VERSION < 3 */
- else if (PyUnicode_Check(key)) {
- /* item can be added as-is */
- }
- else {
- PyObject *tpl;
- kstr = encoder_stringify_key(s, key);
- if (kstr == NULL)
- goto bail;
- else if (kstr == Py_None) {
- /* skipkeys */
- Py_DECREF(kstr);
- continue;
- }
- value = PyTuple_GET_ITEM(item, 1);
- if (value == NULL)
- goto bail;
- tpl = PyTuple_Pack(2, kstr, value);
- if (tpl == NULL)
- goto bail;
- Py_CLEAR(kstr);
- Py_DECREF(item);
- item = tpl;
- }
- if (PyList_Append(lst, item))
- goto bail;
- Py_DECREF(item);
- }
- Py_CLEAR(iter);
- if (PyErr_Occurred())
- goto bail;
- sortfun = PyObject_GetAttrString(lst, "sort");
- if (sortfun == NULL)
- goto bail;
- if (!PyObject_Call(sortfun, sortargs, s->item_sort_kw))
- goto bail;
- Py_CLEAR(sortfun);
- iter = PyObject_GetIter(lst);
- Py_CLEAR(lst);
- return iter;
-bail:
- Py_XDECREF(sortfun);
- Py_XDECREF(kstr);
- Py_XDECREF(item);
- Py_XDECREF(lst);
- Py_XDECREF(iter);
- return NULL;
-}
-
-static void
-raise_errmsg(char *msg, PyObject *s, Py_ssize_t end)
-{
- /* Use JSONDecodeError exception to raise a nice looking ValueError subclass */
- static PyObject *JSONDecodeError = NULL;
- PyObject *exc;
- if (JSONDecodeError == NULL) {
- PyObject *scanner = PyImport_ImportModule("simplejson.scanner");
- if (scanner == NULL)
- return;
- JSONDecodeError = PyObject_GetAttrString(scanner, "JSONDecodeError");
- Py_DECREF(scanner);
- if (JSONDecodeError == NULL)
- return;
- }
- exc = PyObject_CallFunction(JSONDecodeError, "(zOO&)", msg, s, _convertPyInt_FromSsize_t, &end);
- if (exc) {
- PyErr_SetObject(JSONDecodeError, exc);
- Py_DECREF(exc);
- }
-}
-
-static PyObject *
-join_list_unicode(PyObject *lst)
-{
- /* return u''.join(lst) */
- static PyObject *joinfn = NULL;
- if (joinfn == NULL) {
- PyObject *ustr = JSON_NewEmptyUnicode();
- if (ustr == NULL)
- return NULL;
-
- joinfn = PyObject_GetAttrString(ustr, "join");
- Py_DECREF(ustr);
- if (joinfn == NULL)
- return NULL;
- }
- return PyObject_CallFunctionObjArgs(joinfn, lst, NULL);
-}
-
-#if PY_MAJOR_VERSION >= 3
-#define join_list_string join_list_unicode
-#else /* PY_MAJOR_VERSION >= 3 */
-static PyObject *
-join_list_string(PyObject *lst)
-{
- /* return ''.join(lst) */
- static PyObject *joinfn = NULL;
- if (joinfn == NULL) {
- PyObject *ustr = PyString_FromStringAndSize(NULL, 0);
- if (ustr == NULL)
- return NULL;
-
- joinfn = PyObject_GetAttrString(ustr, "join");
- Py_DECREF(ustr);
- if (joinfn == NULL)
- return NULL;
- }
- return PyObject_CallFunctionObjArgs(joinfn, lst, NULL);
-}
-#endif /* PY_MAJOR_VERSION < 3 */
-
-static PyObject *
-_build_rval_index_tuple(PyObject *rval, Py_ssize_t idx)
-{
- /* return (rval, idx) tuple, stealing reference to rval */
- PyObject *tpl;
- PyObject *pyidx;
- /*
- steal a reference to rval, returns (rval, idx)
- */
- if (rval == NULL) {
- assert(PyErr_Occurred());
- return NULL;
- }
- pyidx = PyInt_FromSsize_t(idx);
- if (pyidx == NULL) {
- Py_DECREF(rval);
- return NULL;
- }
- tpl = PyTuple_New(2);
- if (tpl == NULL) {
- Py_DECREF(pyidx);
- Py_DECREF(rval);
- return NULL;
- }
- PyTuple_SET_ITEM(tpl, 0, rval);
- PyTuple_SET_ITEM(tpl, 1, pyidx);
- return tpl;
-}
-
-#define APPEND_OLD_CHUNK \
- if (chunk != NULL) { \
- if (chunks == NULL) { \
- chunks = PyList_New(0); \
- if (chunks == NULL) { \
- goto bail; \
- } \
- } \
- if (PyList_Append(chunks, chunk)) { \
- goto bail; \
- } \
- Py_CLEAR(chunk); \
- }
-
-#if PY_MAJOR_VERSION < 3
-static PyObject *
-scanstring_str(PyObject *pystr, Py_ssize_t end, char *encoding, int strict, Py_ssize_t *next_end_ptr)
-{
- /* Read the JSON string from PyString pystr.
- end is the index of the first character after the quote.
- encoding is the encoding of pystr (must be an ASCII superset)
- if strict is zero then literal control characters are allowed
- *next_end_ptr is a return-by-reference index of the character
- after the end quote
-
- Return value is a new PyString (if ASCII-only) or PyUnicode
- */
- PyObject *rval;
- Py_ssize_t len = PyString_GET_SIZE(pystr);
- Py_ssize_t begin = end - 1;
- Py_ssize_t next = begin;
- int has_unicode = 0;
- char *buf = PyString_AS_STRING(pystr);
- PyObject *chunks = NULL;
- PyObject *chunk = NULL;
- PyObject *strchunk = NULL;
-
- if (len == end) {
- raise_errmsg(ERR_STRING_UNTERMINATED, pystr, begin);
- goto bail;
- }
- else if (end < 0 || len < end) {
- PyErr_SetString(PyExc_ValueError, "end is out of bounds");
- goto bail;
- }
- while (1) {
- /* Find the end of the string or the next escape */
- Py_UNICODE c = 0;
- for (next = end; next < len; next++) {
- c = (unsigned char)buf[next];
- if (c == '"' || c == '\\') {
- break;
- }
- else if (strict && c <= 0x1f) {
- raise_errmsg(ERR_STRING_CONTROL, pystr, next);
- goto bail;
- }
- else if (c > 0x7f) {
- has_unicode = 1;
- }
- }
- if (!(c == '"' || c == '\\')) {
- raise_errmsg(ERR_STRING_UNTERMINATED, pystr, begin);
- goto bail;
- }
- /* Pick up this chunk if it's not zero length */
- if (next != end) {
- APPEND_OLD_CHUNK
-#if PY_MAJOR_VERSION >= 3
- if (!has_unicode) {
- chunk = PyUnicode_DecodeASCII(&buf[end], next - end, NULL);
- }
- else {
- chunk = PyUnicode_Decode(&buf[end], next - end, encoding, NULL);
- }
- if (chunk == NULL) {
- goto bail;
- }
-#else /* PY_MAJOR_VERSION >= 3 */
- strchunk = PyString_FromStringAndSize(&buf[end], next - end);
- if (strchunk == NULL) {
- goto bail;
- }
- if (has_unicode) {
- chunk = PyUnicode_FromEncodedObject(strchunk, encoding, NULL);
- Py_DECREF(strchunk);
- if (chunk == NULL) {
- goto bail;
- }
- }
- else {
- chunk = strchunk;
- }
-#endif /* PY_MAJOR_VERSION < 3 */
- }
- next++;
- if (c == '"') {
- end = next;
- break;
- }
- if (next == len) {
- raise_errmsg(ERR_STRING_UNTERMINATED, pystr, begin);
- goto bail;
- }
- c = buf[next];
- if (c != 'u') {
- /* Non-unicode backslash escapes */
- end = next + 1;
- switch (c) {
- case '"': break;
- case '\\': break;
- case '/': break;
- case 'b': c = '\b'; break;
- case 'f': c = '\f'; break;
- case 'n': c = '\n'; break;
- case 'r': c = '\r'; break;
- case 't': c = '\t'; break;
- default: c = 0;
- }
- if (c == 0) {
- raise_errmsg(ERR_STRING_ESC1, pystr, end - 2);
- goto bail;
- }
- }
- else {
- c = 0;
- next++;
- end = next + 4;
- if (end >= len) {
- raise_errmsg(ERR_STRING_ESC4, pystr, next - 1);
- goto bail;
- }
- /* Decode 4 hex digits */
- for (; next < end; next++) {
- JSON_UNICHR digit = (JSON_UNICHR)buf[next];
- c <<= 4;
- switch (digit) {
- case '0': case '1': case '2': case '3': case '4':
- case '5': case '6': case '7': case '8': case '9':
- c |= (digit - '0'); break;
- case 'a': case 'b': case 'c': case 'd': case 'e':
- case 'f':
- c |= (digit - 'a' + 10); break;
- case 'A': case 'B': case 'C': case 'D': case 'E':
- case 'F':
- c |= (digit - 'A' + 10); break;
- default:
- raise_errmsg(ERR_STRING_ESC4, pystr, end - 5);
- goto bail;
- }
- }
-#if (PY_MAJOR_VERSION >= 3 || defined(Py_UNICODE_WIDE))
- /* Surrogate pair */
- if ((c & 0xfc00) == 0xd800) {
- if (end + 6 < len && buf[next] == '\\' && buf[next+1] == 'u') {
- JSON_UNICHR c2 = 0;
- end += 6;
- /* Decode 4 hex digits */
- for (next += 2; next < end; next++) {
- c2 <<= 4;
- JSON_UNICHR digit = buf[next];
- switch (digit) {
- case '0': case '1': case '2': case '3': case '4':
- case '5': case '6': case '7': case '8': case '9':
- c2 |= (digit - '0'); break;
- case 'a': case 'b': case 'c': case 'd': case 'e':
- case 'f':
- c2 |= (digit - 'a' + 10); break;
- case 'A': case 'B': case 'C': case 'D': case 'E':
- case 'F':
- c2 |= (digit - 'A' + 10); break;
- default:
- raise_errmsg(ERR_STRING_ESC4, pystr, end - 5);
- goto bail;
- }
- }
- if ((c2 & 0xfc00) != 0xdc00) {
- /* not a low surrogate, rewind */
- end -= 6;
- next = end;
- }
- else {
- c = 0x10000 + (((c - 0xd800) << 10) | (c2 - 0xdc00));
- }
- }
- }
-#endif /* PY_MAJOR_VERSION >= 3 || Py_UNICODE_WIDE */
- }
- if (c > 0x7f) {
- has_unicode = 1;
- }
- APPEND_OLD_CHUNK
-#if PY_MAJOR_VERSION >= 3
- chunk = JSON_UnicodeFromChar(c);
- if (chunk == NULL) {
- goto bail;
- }
-#else /* PY_MAJOR_VERSION >= 3 */
- if (has_unicode) {
- chunk = JSON_UnicodeFromChar(c);
- if (chunk == NULL) {
- goto bail;
- }
- }
- else {
- char c_char = Py_CHARMASK(c);
- chunk = PyString_FromStringAndSize(&c_char, 1);
- if (chunk == NULL) {
- goto bail;
- }
- }
-#endif
- }
-
- if (chunks == NULL) {
- if (chunk != NULL)
- rval = chunk;
- else
- rval = JSON_NewEmptyUnicode();
- }
- else {
- APPEND_OLD_CHUNK
- rval = join_list_string(chunks);
- if (rval == NULL) {
- goto bail;
- }
- Py_CLEAR(chunks);
- }
-
- *next_end_ptr = end;
- return rval;
-bail:
- *next_end_ptr = -1;
- Py_XDECREF(chunk);
- Py_XDECREF(chunks);
- return NULL;
-}
-#endif /* PY_MAJOR_VERSION < 3 */
-
-static PyObject *
-scanstring_unicode(PyObject *pystr, Py_ssize_t end, int strict, Py_ssize_t *next_end_ptr)
-{
- /* Read the JSON string from PyUnicode pystr.
- end is the index of the first character after the quote.
- if strict is zero then literal control characters are allowed
- *next_end_ptr is a return-by-reference index of the character
- after the end quote
-
- Return value is a new PyUnicode
- */
- PyObject *rval;
- Py_ssize_t begin = end - 1;
- Py_ssize_t next = begin;
- PY2_UNUSED int kind = PyUnicode_KIND(pystr);
- Py_ssize_t len = PyUnicode_GetLength(pystr);
- void *buf = PyUnicode_DATA(pystr);
- PyObject *chunks = NULL;
- PyObject *chunk = NULL;
-
- if (len == end) {
- raise_errmsg(ERR_STRING_UNTERMINATED, pystr, begin);
- goto bail;
- }
- else if (end < 0 || len < end) {
- PyErr_SetString(PyExc_ValueError, "end is out of bounds");
- goto bail;
- }
- while (1) {
- /* Find the end of the string or the next escape */
- JSON_UNICHR c = 0;
- for (next = end; next < len; next++) {
- c = PyUnicode_READ(kind, buf, next);
- if (c == '"' || c == '\\') {
- break;
- }
- else if (strict && c <= 0x1f) {
- raise_errmsg(ERR_STRING_CONTROL, pystr, next);
- goto bail;
- }
- }
- if (!(c == '"' || c == '\\')) {
- raise_errmsg(ERR_STRING_UNTERMINATED, pystr, begin);
- goto bail;
- }
- /* Pick up this chunk if it's not zero length */
- if (next != end) {
- APPEND_OLD_CHUNK
-#if PY_MAJOR_VERSION < 3
- chunk = PyUnicode_FromUnicode(&((const Py_UNICODE *)buf)[end], next - end);
-#else
- chunk = PyUnicode_Substring(pystr, end, next);
-#endif
- if (chunk == NULL) {
- goto bail;
- }
- }
- next++;
- if (c == '"') {
- end = next;
- break;
- }
- if (next == len) {
- raise_errmsg(ERR_STRING_UNTERMINATED, pystr, begin);
- goto bail;
- }
- c = PyUnicode_READ(kind, buf, next);
- if (c != 'u') {
- /* Non-unicode backslash escapes */
- end = next + 1;
- switch (c) {
- case '"': break;
- case '\\': break;
- case '/': break;
- case 'b': c = '\b'; break;
- case 'f': c = '\f'; break;
- case 'n': c = '\n'; break;
- case 'r': c = '\r'; break;
- case 't': c = '\t'; break;
- default: c = 0;
- }
- if (c == 0) {
- raise_errmsg(ERR_STRING_ESC1, pystr, end - 2);
- goto bail;
- }
- }
- else {
- c = 0;
- next++;
- end = next + 4;
- if (end >= len) {
- raise_errmsg(ERR_STRING_ESC4, pystr, next - 1);
- goto bail;
- }
- /* Decode 4 hex digits */
- for (; next < end; next++) {
- JSON_UNICHR digit = PyUnicode_READ(kind, buf, next);
- c <<= 4;
- switch (digit) {
- case '0': case '1': case '2': case '3': case '4':
- case '5': case '6': case '7': case '8': case '9':
- c |= (digit - '0'); break;
- case 'a': case 'b': case 'c': case 'd': case 'e':
- case 'f':
- c |= (digit - 'a' + 10); break;
- case 'A': case 'B': case 'C': case 'D': case 'E':
- case 'F':
- c |= (digit - 'A' + 10); break;
- default:
- raise_errmsg(ERR_STRING_ESC4, pystr, end - 5);
- goto bail;
- }
- }
-#if PY_MAJOR_VERSION >= 3 || defined(Py_UNICODE_WIDE)
- /* Surrogate pair */
- if ((c & 0xfc00) == 0xd800) {
- JSON_UNICHR c2 = 0;
- if (end + 6 < len &&
- PyUnicode_READ(kind, buf, next) == '\\' &&
- PyUnicode_READ(kind, buf, next + 1) == 'u') {
- end += 6;
- /* Decode 4 hex digits */
- for (next += 2; next < end; next++) {
- JSON_UNICHR digit = PyUnicode_READ(kind, buf, next);
- c2 <<= 4;
- switch (digit) {
- case '0': case '1': case '2': case '3': case '4':
- case '5': case '6': case '7': case '8': case '9':
- c2 |= (digit - '0'); break;
- case 'a': case 'b': case 'c': case 'd': case 'e':
- case 'f':
- c2 |= (digit - 'a' + 10); break;
- case 'A': case 'B': case 'C': case 'D': case 'E':
- case 'F':
- c2 |= (digit - 'A' + 10); break;
- default:
- raise_errmsg(ERR_STRING_ESC4, pystr, end - 5);
- goto bail;
- }
- }
- if ((c2 & 0xfc00) != 0xdc00) {
- /* not a low surrogate, rewind */
- end -= 6;
- next = end;
- }
- else {
- c = 0x10000 + (((c - 0xd800) << 10) | (c2 - 0xdc00));
- }
- }
- }
-#endif
- }
- APPEND_OLD_CHUNK
- chunk = JSON_UnicodeFromChar(c);
- if (chunk == NULL) {
- goto bail;
- }
- }
-
- if (chunks == NULL) {
- if (chunk != NULL)
- rval = chunk;
- else
- rval = JSON_NewEmptyUnicode();
- }
- else {
- APPEND_OLD_CHUNK
- rval = join_list_unicode(chunks);
- if (rval == NULL) {
- goto bail;
- }
- Py_CLEAR(chunks);
- }
- *next_end_ptr = end;
- return rval;
-bail:
- *next_end_ptr = -1;
- Py_XDECREF(chunk);
- Py_XDECREF(chunks);
- return NULL;
-}
-
-PyDoc_STRVAR(pydoc_scanstring,
- "scanstring(basestring, end, encoding, strict=True) -> (str, end)\n"
- "\n"
- "Scan the string s for a JSON string. End is the index of the\n"
- "character in s after the quote that started the JSON string.\n"
- "Unescapes all valid JSON string escape sequences and raises ValueError\n"
- "on attempt to decode an invalid string. If strict is False then literal\n"
- "control characters are allowed in the string.\n"
- "\n"
- "Returns a tuple of the decoded string and the index of the character in s\n"
- "after the end quote."
-);
-
-static PyObject *
-py_scanstring(PyObject* self UNUSED, PyObject *args)
-{
- PyObject *pystr;
- PyObject *rval;
- Py_ssize_t end;
- Py_ssize_t next_end = -1;
- char *encoding = NULL;
- int strict = 1;
- if (!PyArg_ParseTuple(args, "OO&|zi:scanstring", &pystr, _convertPyInt_AsSsize_t, &end, &encoding, &strict)) {
- return NULL;
- }
- if (encoding == NULL) {
- encoding = DEFAULT_ENCODING;
- }
- if (PyUnicode_Check(pystr)) {
- rval = scanstring_unicode(pystr, end, strict, &next_end);
- }
-#if PY_MAJOR_VERSION < 3
- /* Using a bytes input is unsupported for scanning in Python 3.
- It is coerced to str in the decoder before it gets here. */
- else if (PyString_Check(pystr)) {
- rval = scanstring_str(pystr, end, encoding, strict, &next_end);
- }
-#endif
- else {
- PyErr_Format(PyExc_TypeError,
- "first argument must be a string, not %.80s",
- Py_TYPE(pystr)->tp_name);
- return NULL;
- }
- return _build_rval_index_tuple(rval, next_end);
-}
-
-PyDoc_STRVAR(pydoc_encode_basestring_ascii,
- "encode_basestring_ascii(basestring) -> str\n"
- "\n"
- "Return an ASCII-only JSON representation of a Python string"
-);
-
-static PyObject *
-py_encode_basestring_ascii(PyObject* self UNUSED, PyObject *pystr)
-{
- /* Return an ASCII-only JSON representation of a Python string */
- /* METH_O */
- if (PyString_Check(pystr)) {
- return ascii_escape_str(pystr);
- }
- else if (PyUnicode_Check(pystr)) {
- return ascii_escape_unicode(pystr);
- }
- else {
- PyErr_Format(PyExc_TypeError,
- "first argument must be a string, not %.80s",
- Py_TYPE(pystr)->tp_name);
- return NULL;
- }
-}
-
-static void
-scanner_dealloc(PyObject *self)
-{
- /* Deallocate scanner object */
- scanner_clear(self);
- Py_TYPE(self)->tp_free(self);
-}
-
-static int
-scanner_traverse(PyObject *self, visitproc visit, void *arg)
-{
- PyScannerObject *s;
- assert(PyScanner_Check(self));
- s = (PyScannerObject *)self;
- Py_VISIT(s->encoding);
- Py_VISIT(s->strict);
- Py_VISIT(s->object_hook);
- Py_VISIT(s->pairs_hook);
- Py_VISIT(s->parse_float);
- Py_VISIT(s->parse_int);
- Py_VISIT(s->parse_constant);
- Py_VISIT(s->memo);
- return 0;
-}
-
-static int
-scanner_clear(PyObject *self)
-{
- PyScannerObject *s;
- assert(PyScanner_Check(self));
- s = (PyScannerObject *)self;
- Py_CLEAR(s->encoding);
- Py_CLEAR(s->strict);
- Py_CLEAR(s->object_hook);
- Py_CLEAR(s->pairs_hook);
- Py_CLEAR(s->parse_float);
- Py_CLEAR(s->parse_int);
- Py_CLEAR(s->parse_constant);
- Py_CLEAR(s->memo);
- return 0;
-}
-
-#if PY_MAJOR_VERSION < 3
-static PyObject *
-_parse_object_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr)
-{
- /* Read a JSON object from PyString pystr.
- idx is the index of the first character after the opening curly brace.
- *next_idx_ptr is a return-by-reference index to the first character after
- the closing curly brace.
-
- Returns a new PyObject (usually a dict, but object_hook or
- object_pairs_hook can change that)
- */
- char *str = PyString_AS_STRING(pystr);
- Py_ssize_t end_idx = PyString_GET_SIZE(pystr) - 1;
- PyObject *rval = NULL;
- PyObject *pairs = NULL;
- PyObject *item;
- PyObject *key = NULL;
- PyObject *val = NULL;
- char *encoding = JSON_ASCII_AS_STRING(s->encoding);
- int strict = PyObject_IsTrue(s->strict);
- int has_pairs_hook = (s->pairs_hook != Py_None);
- int did_parse = 0;
- Py_ssize_t next_idx;
- if (has_pairs_hook) {
- pairs = PyList_New(0);
- if (pairs == NULL)
- return NULL;
- }
- else {
- rval = PyDict_New();
- if (rval == NULL)
- return NULL;
- }
-
- /* skip whitespace after { */
- while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
-
- /* only loop if the object is non-empty */
- if (idx <= end_idx && str[idx] != '}') {
- int trailing_delimiter = 0;
- while (idx <= end_idx) {
- PyObject *memokey;
- trailing_delimiter = 0;
-
- /* read key */
- if (str[idx] != '"') {
- raise_errmsg(ERR_OBJECT_PROPERTY, pystr, idx);
- goto bail;
- }
- key = scanstring_str(pystr, idx + 1, encoding, strict, &next_idx);
- if (key == NULL)
- goto bail;
- memokey = PyDict_GetItem(s->memo, key);
- if (memokey != NULL) {
- Py_INCREF(memokey);
- Py_DECREF(key);
- key = memokey;
- }
- else {
- if (PyDict_SetItem(s->memo, key, key) < 0)
- goto bail;
- }
- idx = next_idx;
-
- /* skip whitespace between key and : delimiter, read :, skip whitespace */
- while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
- if (idx > end_idx || str[idx] != ':') {
- raise_errmsg(ERR_OBJECT_PROPERTY_DELIMITER, pystr, idx);
- goto bail;
- }
- idx++;
- while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
-
- /* read any JSON data type */
- val = scan_once_str(s, pystr, idx, &next_idx);
- if (val == NULL)
- goto bail;
-
- if (has_pairs_hook) {
- item = PyTuple_Pack(2, key, val);
- if (item == NULL)
- goto bail;
- Py_CLEAR(key);
- Py_CLEAR(val);
- if (PyList_Append(pairs, item) == -1) {
- Py_DECREF(item);
- goto bail;
- }
- Py_DECREF(item);
- }
- else {
- if (PyDict_SetItem(rval, key, val) < 0)
- goto bail;
- Py_CLEAR(key);
- Py_CLEAR(val);
- }
- idx = next_idx;
-
- /* skip whitespace before } or , */
- while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
-
- /* bail if the object is closed or we didn't get the , delimiter */
- did_parse = 1;
- if (idx > end_idx) break;
- if (str[idx] == '}') {
- break;
- }
- else if (str[idx] != ',') {
- raise_errmsg(ERR_OBJECT_DELIMITER, pystr, idx);
- goto bail;
- }
- idx++;
-
- /* skip whitespace after , delimiter */
- while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
- trailing_delimiter = 1;
- }
- if (trailing_delimiter) {
- raise_errmsg(ERR_OBJECT_PROPERTY, pystr, idx);
- goto bail;
- }
- }
- /* verify that idx < end_idx, str[idx] should be '}' */
- if (idx > end_idx || str[idx] != '}') {
- if (did_parse) {
- raise_errmsg(ERR_OBJECT_DELIMITER, pystr, idx);
- } else {
- raise_errmsg(ERR_OBJECT_PROPERTY_FIRST, pystr, idx);
- }
- goto bail;
- }
-
- /* if pairs_hook is not None: rval = object_pairs_hook(pairs) */
- if (s->pairs_hook != Py_None) {
- val = PyObject_CallFunctionObjArgs(s->pairs_hook, pairs, NULL);
- if (val == NULL)
- goto bail;
- Py_DECREF(pairs);
- *next_idx_ptr = idx + 1;
- return val;
- }
-
- /* if object_hook is not None: rval = object_hook(rval) */
- if (s->object_hook != Py_None) {
- val = PyObject_CallFunctionObjArgs(s->object_hook, rval, NULL);
- if (val == NULL)
- goto bail;
- Py_DECREF(rval);
- rval = val;
- val = NULL;
- }
- *next_idx_ptr = idx + 1;
- return rval;
-bail:
- Py_XDECREF(rval);
- Py_XDECREF(key);
- Py_XDECREF(val);
- Py_XDECREF(pairs);
- return NULL;
-}
-#endif /* PY_MAJOR_VERSION < 3 */
-
-static PyObject *
-_parse_object_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr)
-{
- /* Read a JSON object from PyUnicode pystr.
- idx is the index of the first character after the opening curly brace.
- *next_idx_ptr is a return-by-reference index to the first character after
- the closing curly brace.
-
- Returns a new PyObject (usually a dict, but object_hook can change that)
- */
- void *str = PyUnicode_DATA(pystr);
- Py_ssize_t end_idx = PyUnicode_GetLength(pystr) - 1;
- PY2_UNUSED int kind = PyUnicode_KIND(pystr);
- PyObject *rval = NULL;
- PyObject *pairs = NULL;
- PyObject *item;
- PyObject *key = NULL;
- PyObject *val = NULL;
- int strict = PyObject_IsTrue(s->strict);
- int has_pairs_hook = (s->pairs_hook != Py_None);
- int did_parse = 0;
- Py_ssize_t next_idx;
-
- if (has_pairs_hook) {
- pairs = PyList_New(0);
- if (pairs == NULL)
- return NULL;
- }
- else {
- rval = PyDict_New();
- if (rval == NULL)
- return NULL;
- }
-
- /* skip whitespace after { */
- while (idx <= end_idx && IS_WHITESPACE(PyUnicode_READ(kind, str, idx))) idx++;
-
- /* only loop if the object is non-empty */
- if (idx <= end_idx && PyUnicode_READ(kind, str, idx) != '}') {
- int trailing_delimiter = 0;
- while (idx <= end_idx) {
- PyObject *memokey;
- trailing_delimiter = 0;
-
- /* read key */
- if (PyUnicode_READ(kind, str, idx) != '"') {
- raise_errmsg(ERR_OBJECT_PROPERTY, pystr, idx);
- goto bail;
- }
- key = scanstring_unicode(pystr, idx + 1, strict, &next_idx);
- if (key == NULL)
- goto bail;
- memokey = PyDict_GetItem(s->memo, key);
- if (memokey != NULL) {
- Py_INCREF(memokey);
- Py_DECREF(key);
- key = memokey;
- }
- else {
- if (PyDict_SetItem(s->memo, key, key) < 0)
- goto bail;
- }
- idx = next_idx;
-
- /* skip whitespace between key and : delimiter, read :, skip
- whitespace */
- while (idx <= end_idx && IS_WHITESPACE(PyUnicode_READ(kind, str, idx))) idx++;
- if (idx > end_idx || PyUnicode_READ(kind, str, idx) != ':') {
- raise_errmsg(ERR_OBJECT_PROPERTY_DELIMITER, pystr, idx);
- goto bail;
- }
- idx++;
- while (idx <= end_idx && IS_WHITESPACE(PyUnicode_READ(kind, str, idx))) idx++;
-
- /* read any JSON term */
- val = scan_once_unicode(s, pystr, idx, &next_idx);
- if (val == NULL)
- goto bail;
-
- if (has_pairs_hook) {
- item = PyTuple_Pack(2, key, val);
- if (item == NULL)
- goto bail;
- Py_CLEAR(key);
- Py_CLEAR(val);
- if (PyList_Append(pairs, item) == -1) {
- Py_DECREF(item);
- goto bail;
- }
- Py_DECREF(item);
- }
- else {
- if (PyDict_SetItem(rval, key, val) < 0)
- goto bail;
- Py_CLEAR(key);
- Py_CLEAR(val);
- }
- idx = next_idx;
-
- /* skip whitespace before } or , */
- while (idx <= end_idx && IS_WHITESPACE(PyUnicode_READ(kind, str, idx))) idx++;
-
- /* bail if the object is closed or we didn't get the ,
- delimiter */
- did_parse = 1;
- if (idx > end_idx) break;
- if (PyUnicode_READ(kind, str, idx) == '}') {
- break;
- }
- else if (PyUnicode_READ(kind, str, idx) != ',') {
- raise_errmsg(ERR_OBJECT_DELIMITER, pystr, idx);
- goto bail;
- }
- idx++;
-
- /* skip whitespace after , delimiter */
- while (idx <= end_idx && IS_WHITESPACE(PyUnicode_READ(kind, str, idx))) idx++;
- trailing_delimiter = 1;
- }
- if (trailing_delimiter) {
- raise_errmsg(ERR_OBJECT_PROPERTY, pystr, idx);
- goto bail;
- }
- }
-
- /* verify that idx < end_idx, str[idx] should be '}' */
- if (idx > end_idx || PyUnicode_READ(kind, str, idx) != '}') {
- if (did_parse) {
- raise_errmsg(ERR_OBJECT_DELIMITER, pystr, idx);
- } else {
- raise_errmsg(ERR_OBJECT_PROPERTY_FIRST, pystr, idx);
- }
- goto bail;
- }
-
- /* if pairs_hook is not None: rval = object_pairs_hook(pairs) */
- if (s->pairs_hook != Py_None) {
- val = PyObject_CallFunctionObjArgs(s->pairs_hook, pairs, NULL);
- if (val == NULL)
- goto bail;
- Py_DECREF(pairs);
- *next_idx_ptr = idx + 1;
- return val;
- }
-
- /* if object_hook is not None: rval = object_hook(rval) */
- if (s->object_hook != Py_None) {
- val = PyObject_CallFunctionObjArgs(s->object_hook, rval, NULL);
- if (val == NULL)
- goto bail;
- Py_DECREF(rval);
- rval = val;
- val = NULL;
- }
- *next_idx_ptr = idx + 1;
- return rval;
-bail:
- Py_XDECREF(rval);
- Py_XDECREF(key);
- Py_XDECREF(val);
- Py_XDECREF(pairs);
- return NULL;
-}
-
-#if PY_MAJOR_VERSION < 3
-static PyObject *
-_parse_array_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr)
-{
- /* Read a JSON array from PyString pystr.
- idx is the index of the first character after the opening brace.
- *next_idx_ptr is a return-by-reference index to the first character after
- the closing brace.
-
- Returns a new PyList
- */
- char *str = PyString_AS_STRING(pystr);
- Py_ssize_t end_idx = PyString_GET_SIZE(pystr) - 1;
- PyObject *val = NULL;
- PyObject *rval = PyList_New(0);
- Py_ssize_t next_idx;
- if (rval == NULL)
- return NULL;
-
- /* skip whitespace after [ */
- while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
-
- /* only loop if the array is non-empty */
- if (idx <= end_idx && str[idx] != ']') {
- int trailing_delimiter = 0;
- while (idx <= end_idx) {
- trailing_delimiter = 0;
- /* read any JSON term and de-tuplefy the (rval, idx) */
- val = scan_once_str(s, pystr, idx, &next_idx);
- if (val == NULL) {
- goto bail;
- }
-
- if (PyList_Append(rval, val) == -1)
- goto bail;
-
- Py_CLEAR(val);
- idx = next_idx;
-
- /* skip whitespace between term and , */
- while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
-
- /* bail if the array is closed or we didn't get the , delimiter */
- if (idx > end_idx) break;
- if (str[idx] == ']') {
- break;
- }
- else if (str[idx] != ',') {
- raise_errmsg(ERR_ARRAY_DELIMITER, pystr, idx);
- goto bail;
- }
- idx++;
-
- /* skip whitespace after , */
- while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
- trailing_delimiter = 1;
- }
- if (trailing_delimiter) {
- raise_errmsg(ERR_EXPECTING_VALUE, pystr, idx);
- goto bail;
- }
- }
-
- /* verify that idx < end_idx, str[idx] should be ']' */
- if (idx > end_idx || str[idx] != ']') {
- if (PyList_GET_SIZE(rval)) {
- raise_errmsg(ERR_ARRAY_DELIMITER, pystr, idx);
- } else {
- raise_errmsg(ERR_ARRAY_VALUE_FIRST, pystr, idx);
- }
- goto bail;
- }
- *next_idx_ptr = idx + 1;
- return rval;
-bail:
- Py_XDECREF(val);
- Py_DECREF(rval);
- return NULL;
-}
-#endif /* PY_MAJOR_VERSION < 3 */
-
-static PyObject *
-_parse_array_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr)
-{
- /* Read a JSON array from PyString pystr.
- idx is the index of the first character after the opening brace.
- *next_idx_ptr is a return-by-reference index to the first character after
- the closing brace.
-
- Returns a new PyList
- */
- PY2_UNUSED int kind = PyUnicode_KIND(pystr);
- void *str = PyUnicode_DATA(pystr);
- Py_ssize_t end_idx = PyUnicode_GetLength(pystr) - 1;
- PyObject *val = NULL;
- PyObject *rval = PyList_New(0);
- Py_ssize_t next_idx;
- if (rval == NULL)
- return NULL;
-
- /* skip whitespace after [ */
- while (idx <= end_idx && IS_WHITESPACE(PyUnicode_READ(kind, str, idx))) idx++;
-
- /* only loop if the array is non-empty */
- if (idx <= end_idx && PyUnicode_READ(kind, str, idx) != ']') {
- int trailing_delimiter = 0;
- while (idx <= end_idx) {
- trailing_delimiter = 0;
- /* read any JSON term */
- val = scan_once_unicode(s, pystr, idx, &next_idx);
- if (val == NULL) {
- goto bail;
- }
-
- if (PyList_Append(rval, val) == -1)
- goto bail;
-
- Py_CLEAR(val);
- idx = next_idx;
-
- /* skip whitespace between term and , */
- while (idx <= end_idx && IS_WHITESPACE(PyUnicode_READ(kind, str, idx))) idx++;
-
- /* bail if the array is closed or we didn't get the , delimiter */
- if (idx > end_idx) break;
- if (PyUnicode_READ(kind, str, idx) == ']') {
- break;
- }
- else if (PyUnicode_READ(kind, str, idx) != ',') {
- raise_errmsg(ERR_ARRAY_DELIMITER, pystr, idx);
- goto bail;
- }
- idx++;
-
- /* skip whitespace after , */
- while (idx <= end_idx && IS_WHITESPACE(PyUnicode_READ(kind, str, idx))) idx++;
- trailing_delimiter = 1;
- }
- if (trailing_delimiter) {
- raise_errmsg(ERR_EXPECTING_VALUE, pystr, idx);
- goto bail;
- }
- }
-
- /* verify that idx < end_idx, str[idx] should be ']' */
- if (idx > end_idx || PyUnicode_READ(kind, str, idx) != ']') {
- if (PyList_GET_SIZE(rval)) {
- raise_errmsg(ERR_ARRAY_DELIMITER, pystr, idx);
- } else {
- raise_errmsg(ERR_ARRAY_VALUE_FIRST, pystr, idx);
- }
- goto bail;
- }
- *next_idx_ptr = idx + 1;
- return rval;
-bail:
- Py_XDECREF(val);
- Py_DECREF(rval);
- return NULL;
-}
-
-static PyObject *
-_parse_constant(PyScannerObject *s, char *constant, Py_ssize_t idx, Py_ssize_t *next_idx_ptr)
-{
- /* Read a JSON constant from PyString pystr.
- constant is the constant string that was found
- ("NaN", "Infinity", "-Infinity").
- idx is the index of the first character of the constant
- *next_idx_ptr is a return-by-reference index to the first character after
- the constant.
-
- Returns the result of parse_constant
- */
- PyObject *cstr;
- PyObject *rval;
- /* constant is "NaN", "Infinity", or "-Infinity" */
- cstr = JSON_InternFromString(constant);
- if (cstr == NULL)
- return NULL;
-
- /* rval = parse_constant(constant) */
- rval = PyObject_CallFunctionObjArgs(s->parse_constant, cstr, NULL);
- idx += JSON_Intern_GET_SIZE(cstr);
- Py_DECREF(cstr);
- *next_idx_ptr = idx;
- return rval;
-}
-
-#if PY_MAJOR_VERSION < 3
-static PyObject *
-_match_number_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t start, Py_ssize_t *next_idx_ptr)
-{
- /* Read a JSON number from PyString pystr.
- idx is the index of the first character of the number
- *next_idx_ptr is a return-by-reference index to the first character after
- the number.
-
- Returns a new PyObject representation of that number:
- PyInt, PyLong, or PyFloat.
- May return other types if parse_int or parse_float are set
- */
- char *str = PyString_AS_STRING(pystr);
- Py_ssize_t end_idx = PyString_GET_SIZE(pystr) - 1;
- Py_ssize_t idx = start;
- int is_float = 0;
- PyObject *rval;
- PyObject *numstr;
-
- /* read a sign if it's there, make sure it's not the end of the string */
- if (str[idx] == '-') {
- if (idx >= end_idx) {
- raise_errmsg(ERR_EXPECTING_VALUE, pystr, idx);
- return NULL;
- }
- idx++;
- }
-
- /* read as many integer digits as we find as long as it doesn't start with 0 */
- if (str[idx] >= '1' && str[idx] <= '9') {
- idx++;
- while (idx <= end_idx && str[idx] >= '0' && str[idx] <= '9') idx++;
- }
- /* if it starts with 0 we only expect one integer digit */
- else if (str[idx] == '0') {
- idx++;
- }
- /* no integer digits, error */
- else {
- raise_errmsg(ERR_EXPECTING_VALUE, pystr, idx);
- return NULL;
- }
-
- /* if the next char is '.' followed by a digit then read all float digits */
- if (idx < end_idx && str[idx] == '.' && str[idx + 1] >= '0' && str[idx + 1] <= '9') {
- is_float = 1;
- idx += 2;
- while (idx <= end_idx && str[idx] >= '0' && str[idx] <= '9') idx++;
- }
-
- /* if the next char is 'e' or 'E' then maybe read the exponent (or backtrack) */
- if (idx < end_idx && (str[idx] == 'e' || str[idx] == 'E')) {
-
- /* save the index of the 'e' or 'E' just in case we need to backtrack */
- Py_ssize_t e_start = idx;
- idx++;
-
- /* read an exponent sign if present */
- if (idx < end_idx && (str[idx] == '-' || str[idx] == '+')) idx++;
-
- /* read all digits */
- while (idx <= end_idx && str[idx] >= '0' && str[idx] <= '9') idx++;
-
- /* if we got a digit, then parse as float. if not, backtrack */
- if (str[idx - 1] >= '0' && str[idx - 1] <= '9') {
- is_float = 1;
- }
- else {
- idx = e_start;
- }
- }
-
- /* copy the section we determined to be a number */
- numstr = PyString_FromStringAndSize(&str[start], idx - start);
- if (numstr == NULL)
- return NULL;
- if (is_float) {
- /* parse as a float using a fast path if available, otherwise call user defined method */
- if (s->parse_float != (PyObject *)&PyFloat_Type) {
- rval = PyObject_CallFunctionObjArgs(s->parse_float, numstr, NULL);
- }
- else {
- /* rval = PyFloat_FromDouble(PyOS_ascii_atof(PyString_AS_STRING(numstr))); */
- double d = PyOS_string_to_double(PyString_AS_STRING(numstr),
- NULL, NULL);
- if (d == -1.0 && PyErr_Occurred())
- return NULL;
- rval = PyFloat_FromDouble(d);
- }
- }
- else {
- /* parse as an int using a fast path if available, otherwise call user defined method */
- if (s->parse_int != (PyObject *)&PyInt_Type) {
- rval = PyObject_CallFunctionObjArgs(s->parse_int, numstr, NULL);
- }
- else {
- rval = PyInt_FromString(PyString_AS_STRING(numstr), NULL, 10);
- }
- }
- Py_DECREF(numstr);
- *next_idx_ptr = idx;
- return rval;
-}
-#endif /* PY_MAJOR_VERSION < 3 */
-
-static PyObject *
-_match_number_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t start, Py_ssize_t *next_idx_ptr)
-{
- /* Read a JSON number from PyUnicode pystr.
- idx is the index of the first character of the number
- *next_idx_ptr is a return-by-reference index to the first character after
- the number.
-
- Returns a new PyObject representation of that number:
- PyInt, PyLong, or PyFloat.
- May return other types if parse_int or parse_float are set
- */
- PY2_UNUSED int kind = PyUnicode_KIND(pystr);
- void *str = PyUnicode_DATA(pystr);
- Py_ssize_t end_idx = PyUnicode_GetLength(pystr) - 1;
- Py_ssize_t idx = start;
- int is_float = 0;
- JSON_UNICHR c;
- PyObject *rval;
- PyObject *numstr;
-
- /* read a sign if it's there, make sure it's not the end of the string */
- if (PyUnicode_READ(kind, str, idx) == '-') {
- if (idx >= end_idx) {
- raise_errmsg(ERR_EXPECTING_VALUE, pystr, idx);
- return NULL;
- }
- idx++;
- }
-
- /* read as many integer digits as we find as long as it doesn't start with 0 */
- c = PyUnicode_READ(kind, str, idx);
- if (c == '0') {
- /* if it starts with 0 we only expect one integer digit */
- idx++;
- }
- else if (IS_DIGIT(c)) {
- idx++;
- while (idx <= end_idx && IS_DIGIT(PyUnicode_READ(kind, str, idx))) {
- idx++;
- }
- }
- else {
- /* no integer digits, error */
- raise_errmsg(ERR_EXPECTING_VALUE, pystr, idx);
- return NULL;
- }
-
- /* if the next char is '.' followed by a digit then read all float digits */
- if (idx < end_idx &&
- PyUnicode_READ(kind, str, idx) == '.' &&
- IS_DIGIT(PyUnicode_READ(kind, str, idx + 1))) {
- is_float = 1;
- idx += 2;
- while (idx <= end_idx && IS_DIGIT(PyUnicode_READ(kind, str, idx))) idx++;
- }
-
- /* if the next char is 'e' or 'E' then maybe read the exponent (or backtrack) */
- if (idx < end_idx &&
- (PyUnicode_READ(kind, str, idx) == 'e' ||
- PyUnicode_READ(kind, str, idx) == 'E')) {
- Py_ssize_t e_start = idx;
- idx++;
-
- /* read an exponent sign if present */
- if (idx < end_idx &&
- (PyUnicode_READ(kind, str, idx) == '-' ||
- PyUnicode_READ(kind, str, idx) == '+')) idx++;
-
- /* read all digits */
- while (idx <= end_idx && IS_DIGIT(PyUnicode_READ(kind, str, idx))) idx++;
-
- /* if we got a digit, then parse as float. if not, backtrack */
- if (IS_DIGIT(PyUnicode_READ(kind, str, idx - 1))) {
- is_float = 1;
- }
- else {
- idx = e_start;
- }
- }
-
- /* copy the section we determined to be a number */
-#if PY_MAJOR_VERSION >= 3
- numstr = PyUnicode_Substring(pystr, start, idx);
-#else
- numstr = PyUnicode_FromUnicode(&((Py_UNICODE *)str)[start], idx - start);
-#endif
- if (numstr == NULL)
- return NULL;
- if (is_float) {
- /* parse as a float using a fast path if available, otherwise call user defined method */
- if (s->parse_float != (PyObject *)&PyFloat_Type) {
- rval = PyObject_CallFunctionObjArgs(s->parse_float, numstr, NULL);
- }
- else {
-#if PY_MAJOR_VERSION >= 3
- rval = PyFloat_FromString(numstr);
-#else
- rval = PyFloat_FromString(numstr, NULL);
-#endif
- }
- }
- else {
- /* no fast path for unicode -> int, just call */
- rval = PyObject_CallFunctionObjArgs(s->parse_int, numstr, NULL);
- }
- Py_DECREF(numstr);
- *next_idx_ptr = idx;
- return rval;
-}
-
-#if PY_MAJOR_VERSION < 3
-static PyObject *
-scan_once_str(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr)
-{
- /* Read one JSON term (of any kind) from PyString pystr.
- idx is the index of the first character of the term
- *next_idx_ptr is a return-by-reference index to the first character after
- the number.
-
- Returns a new PyObject representation of the term.
- */
- char *str = PyString_AS_STRING(pystr);
- Py_ssize_t length = PyString_GET_SIZE(pystr);
- PyObject *rval = NULL;
- int fallthrough = 0;
- if (idx >= length) {
- raise_errmsg(ERR_EXPECTING_VALUE, pystr, idx);
- return NULL;
- }
- switch (str[idx]) {
- case '"':
- /* string */
- rval = scanstring_str(pystr, idx + 1,
- JSON_ASCII_AS_STRING(s->encoding),
- PyObject_IsTrue(s->strict),
- next_idx_ptr);
- break;
- case '{':
- /* object */
- if (Py_EnterRecursiveCall(" while decoding a JSON object "
- "from a string"))
- return NULL;
- rval = _parse_object_str(s, pystr, idx + 1, next_idx_ptr);
- Py_LeaveRecursiveCall();
- break;
- case '[':
- /* array */
- if (Py_EnterRecursiveCall(" while decoding a JSON array "
- "from a string"))
- return NULL;
- rval = _parse_array_str(s, pystr, idx + 1, next_idx_ptr);
- Py_LeaveRecursiveCall();
- break;
- case 'n':
- /* null */
- if ((idx + 3 < length) && str[idx + 1] == 'u' && str[idx + 2] == 'l' && str[idx + 3] == 'l') {
- Py_INCREF(Py_None);
- *next_idx_ptr = idx + 4;
- rval = Py_None;
- }
- else
- fallthrough = 1;
- break;
- case 't':
- /* true */
- if ((idx + 3 < length) && str[idx + 1] == 'r' && str[idx + 2] == 'u' && str[idx + 3] == 'e') {
- Py_INCREF(Py_True);
- *next_idx_ptr = idx + 4;
- rval = Py_True;
- }
- else
- fallthrough = 1;
- break;
- case 'f':
- /* false */
- if ((idx + 4 < length) && str[idx + 1] == 'a' && str[idx + 2] == 'l' && str[idx + 3] == 's' && str[idx + 4] == 'e') {
- Py_INCREF(Py_False);
- *next_idx_ptr = idx + 5;
- rval = Py_False;
- }
- else
- fallthrough = 1;
- break;
- case 'N':
- /* NaN */
- if ((idx + 2 < length) && str[idx + 1] == 'a' && str[idx + 2] == 'N') {
- rval = _parse_constant(s, "NaN", idx, next_idx_ptr);
- }
- else
- fallthrough = 1;
- break;
- case 'I':
- /* Infinity */
- if ((idx + 7 < length) && str[idx + 1] == 'n' && str[idx + 2] == 'f' && str[idx + 3] == 'i' && str[idx + 4] == 'n' && str[idx + 5] == 'i' && str[idx + 6] == 't' && str[idx + 7] == 'y') {
- rval = _parse_constant(s, "Infinity", idx, next_idx_ptr);
- }
- else
- fallthrough = 1;
- break;
- case '-':
- /* -Infinity */
- if ((idx + 8 < length) && str[idx + 1] == 'I' && str[idx + 2] == 'n' && str[idx + 3] == 'f' && str[idx + 4] == 'i' && str[idx + 5] == 'n' && str[idx + 6] == 'i' && str[idx + 7] == 't' && str[idx + 8] == 'y') {
- rval = _parse_constant(s, "-Infinity", idx, next_idx_ptr);
- }
- else
- fallthrough = 1;
- break;
- default:
- fallthrough = 1;
- }
- /* Didn't find a string, object, array, or named constant. Look for a number. */
- if (fallthrough)
- rval = _match_number_str(s, pystr, idx, next_idx_ptr);
- return rval;
-}
-#endif /* PY_MAJOR_VERSION < 3 */
-
-
-static PyObject *
-scan_once_unicode(PyScannerObject *s, PyObject *pystr, Py_ssize_t idx, Py_ssize_t *next_idx_ptr)
-{
- /* Read one JSON term (of any kind) from PyUnicode pystr.
- idx is the index of the first character of the term
- *next_idx_ptr is a return-by-reference index to the first character after
- the number.
-
- Returns a new PyObject representation of the term.
- */
- PY2_UNUSED int kind = PyUnicode_KIND(pystr);
- void *str = PyUnicode_DATA(pystr);
- Py_ssize_t length = PyUnicode_GetLength(pystr);
- PyObject *rval = NULL;
- int fallthrough = 0;
- if (idx >= length) {
- raise_errmsg(ERR_EXPECTING_VALUE, pystr, idx);
- return NULL;
- }
- switch (PyUnicode_READ(kind, str, idx)) {
- case '"':
- /* string */
- rval = scanstring_unicode(pystr, idx + 1,
- PyObject_IsTrue(s->strict),
- next_idx_ptr);
- break;
- case '{':
- /* object */
- if (Py_EnterRecursiveCall(" while decoding a JSON object "
- "from a unicode string"))
- return NULL;
- rval = _parse_object_unicode(s, pystr, idx + 1, next_idx_ptr);
- Py_LeaveRecursiveCall();
- break;
- case '[':
- /* array */
- if (Py_EnterRecursiveCall(" while decoding a JSON array "
- "from a unicode string"))
- return NULL;
- rval = _parse_array_unicode(s, pystr, idx + 1, next_idx_ptr);
- Py_LeaveRecursiveCall();
- break;
- case 'n':
- /* null */
- if ((idx + 3 < length) &&
- PyUnicode_READ(kind, str, idx + 1) == 'u' &&
- PyUnicode_READ(kind, str, idx + 2) == 'l' &&
- PyUnicode_READ(kind, str, idx + 3) == 'l') {
- Py_INCREF(Py_None);
- *next_idx_ptr = idx + 4;
- rval = Py_None;
- }
- else
- fallthrough = 1;
- break;
- case 't':
- /* true */
- if ((idx + 3 < length) &&
- PyUnicode_READ(kind, str, idx + 1) == 'r' &&
- PyUnicode_READ(kind, str, idx + 2) == 'u' &&
- PyUnicode_READ(kind, str, idx + 3) == 'e') {
- Py_INCREF(Py_True);
- *next_idx_ptr = idx + 4;
- rval = Py_True;
- }
- else
- fallthrough = 1;
- break;
- case 'f':
- /* false */
- if ((idx + 4 < length) &&
- PyUnicode_READ(kind, str, idx + 1) == 'a' &&
- PyUnicode_READ(kind, str, idx + 2) == 'l' &&
- PyUnicode_READ(kind, str, idx + 3) == 's' &&
- PyUnicode_READ(kind, str, idx + 4) == 'e') {
- Py_INCREF(Py_False);
- *next_idx_ptr = idx + 5;
- rval = Py_False;
- }
- else
- fallthrough = 1;
- break;
- case 'N':
- /* NaN */
- if ((idx + 2 < length) &&
- PyUnicode_READ(kind, str, idx + 1) == 'a' &&
- PyUnicode_READ(kind, str, idx + 2) == 'N') {
- rval = _parse_constant(s, "NaN", idx, next_idx_ptr);
- }
- else
- fallthrough = 1;
- break;
- case 'I':
- /* Infinity */
- if ((idx + 7 < length) &&
- PyUnicode_READ(kind, str, idx + 1) == 'n' &&
- PyUnicode_READ(kind, str, idx + 2) == 'f' &&
- PyUnicode_READ(kind, str, idx + 3) == 'i' &&
- PyUnicode_READ(kind, str, idx + 4) == 'n' &&
- PyUnicode_READ(kind, str, idx + 5) == 'i' &&
- PyUnicode_READ(kind, str, idx + 6) == 't' &&
- PyUnicode_READ(kind, str, idx + 7) == 'y') {
- rval = _parse_constant(s, "Infinity", idx, next_idx_ptr);
- }
- else
- fallthrough = 1;
- break;
- case '-':
- /* -Infinity */
- if ((idx + 8 < length) &&
- PyUnicode_READ(kind, str, idx + 1) == 'I' &&
- PyUnicode_READ(kind, str, idx + 2) == 'n' &&
- PyUnicode_READ(kind, str, idx + 3) == 'f' &&
- PyUnicode_READ(kind, str, idx + 4) == 'i' &&
- PyUnicode_READ(kind, str, idx + 5) == 'n' &&
- PyUnicode_READ(kind, str, idx + 6) == 'i' &&
- PyUnicode_READ(kind, str, idx + 7) == 't' &&
- PyUnicode_READ(kind, str, idx + 8) == 'y') {
- rval = _parse_constant(s, "-Infinity", idx, next_idx_ptr);
- }
- else
- fallthrough = 1;
- break;
- default:
- fallthrough = 1;
- }
- /* Didn't find a string, object, array, or named constant. Look for a number. */
- if (fallthrough)
- rval = _match_number_unicode(s, pystr, idx, next_idx_ptr);
- return rval;
-}
-
-static PyObject *
-scanner_call(PyObject *self, PyObject *args, PyObject *kwds)
-{
- /* Python callable interface to scan_once_{str,unicode} */
- PyObject *pystr;
- PyObject *rval;
- Py_ssize_t idx;
- Py_ssize_t next_idx = -1;
- static char *kwlist[] = {"string", "idx", NULL};
- PyScannerObject *s;
- assert(PyScanner_Check(self));
- s = (PyScannerObject *)self;
- if (!PyArg_ParseTupleAndKeywords(args, kwds, "OO&:scan_once", kwlist, &pystr, _convertPyInt_AsSsize_t, &idx))
- return NULL;
-
- if (PyUnicode_Check(pystr)) {
- rval = scan_once_unicode(s, pystr, idx, &next_idx);
- }
-#if PY_MAJOR_VERSION < 3
- else if (PyString_Check(pystr)) {
- rval = scan_once_str(s, pystr, idx, &next_idx);
- }
-#endif /* PY_MAJOR_VERSION < 3 */
- else {
- PyErr_Format(PyExc_TypeError,
- "first argument must be a string, not %.80s",
- Py_TYPE(pystr)->tp_name);
- return NULL;
- }
- PyDict_Clear(s->memo);
- return _build_rval_index_tuple(rval, next_idx);
-}
-
-static PyObject *
-scanner_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
-{
- PyScannerObject *s;
- s = (PyScannerObject *)type->tp_alloc(type, 0);
- if (s != NULL) {
- s->encoding = NULL;
- s->strict = NULL;
- s->object_hook = NULL;
- s->pairs_hook = NULL;
- s->parse_float = NULL;
- s->parse_int = NULL;
- s->parse_constant = NULL;
- }
- return (PyObject *)s;
-}
-
-static PyObject *
-JSON_ParseEncoding(PyObject *encoding)
-{
- if (encoding == NULL)
- return NULL;
- if (encoding == Py_None)
- return JSON_InternFromString(DEFAULT_ENCODING);
-#if PY_MAJOR_VERSION < 3
- if (PyUnicode_Check(encoding))
- return PyUnicode_AsEncodedString(encoding, NULL, NULL);
-#endif
- if (JSON_ASCII_Check(encoding)) {
- Py_INCREF(encoding);
- return encoding;
- }
- PyErr_SetString(PyExc_TypeError, "encoding must be a string");
- return NULL;
-}
-
-static int
-scanner_init(PyObject *self, PyObject *args, PyObject *kwds)
-{
- /* Initialize Scanner object */
- PyObject *ctx;
- static char *kwlist[] = {"context", NULL};
- PyScannerObject *s;
- PyObject *encoding;
-
- assert(PyScanner_Check(self));
- s = (PyScannerObject *)self;
-
- if (!PyArg_ParseTupleAndKeywords(args, kwds, "O:make_scanner", kwlist, &ctx))
- return -1;
-
- if (s->memo == NULL) {
- s->memo = PyDict_New();
- if (s->memo == NULL)
- goto bail;
- }
-
- /* JSON_ASCII_AS_STRING is used on encoding */
- encoding = PyObject_GetAttrString(ctx, "encoding");
- s->encoding = JSON_ParseEncoding(encoding);
- Py_XDECREF(encoding);
- if (s->encoding == NULL)
- goto bail;
-
- /* All of these will fail "gracefully" so we don't need to verify them */
- s->strict = PyObject_GetAttrString(ctx, "strict");
- if (s->strict == NULL)
- goto bail;
- s->object_hook = PyObject_GetAttrString(ctx, "object_hook");
- if (s->object_hook == NULL)
- goto bail;
- s->pairs_hook = PyObject_GetAttrString(ctx, "object_pairs_hook");
- if (s->pairs_hook == NULL)
- goto bail;
- s->parse_float = PyObject_GetAttrString(ctx, "parse_float");
- if (s->parse_float == NULL)
- goto bail;
- s->parse_int = PyObject_GetAttrString(ctx, "parse_int");
- if (s->parse_int == NULL)
- goto bail;
- s->parse_constant = PyObject_GetAttrString(ctx, "parse_constant");
- if (s->parse_constant == NULL)
- goto bail;
-
- return 0;
-
-bail:
- Py_CLEAR(s->encoding);
- Py_CLEAR(s->strict);
- Py_CLEAR(s->object_hook);
- Py_CLEAR(s->pairs_hook);
- Py_CLEAR(s->parse_float);
- Py_CLEAR(s->parse_int);
- Py_CLEAR(s->parse_constant);
- return -1;
-}
-
-PyDoc_STRVAR(scanner_doc, "JSON scanner object");
-
-static
-PyTypeObject PyScannerType = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "simplejson._speedups.Scanner", /* tp_name */
- sizeof(PyScannerObject), /* tp_basicsize */
- 0, /* tp_itemsize */
- scanner_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- scanner_call, /* tp_call */
- 0, /* tp_str */
- 0,/* PyObject_GenericGetAttr, */ /* tp_getattro */
- 0,/* PyObject_GenericSetAttr, */ /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
- scanner_doc, /* tp_doc */
- scanner_traverse, /* tp_traverse */
- scanner_clear, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- 0, /* tp_iter */
- 0, /* tp_iternext */
- 0, /* tp_methods */
- scanner_members, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- scanner_init, /* tp_init */
- 0,/* PyType_GenericAlloc, */ /* tp_alloc */
- scanner_new, /* tp_new */
- 0,/* PyObject_GC_Del, */ /* tp_free */
-};
-
-static PyObject *
-encoder_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
-{
- PyEncoderObject *s;
- s = (PyEncoderObject *)type->tp_alloc(type, 0);
- if (s != NULL) {
- s->markers = NULL;
- s->defaultfn = NULL;
- s->encoder = NULL;
- s->encoding = NULL;
- s->indent = NULL;
- s->key_separator = NULL;
- s->item_separator = NULL;
- s->key_memo = NULL;
- s->sort_keys = NULL;
- s->item_sort_key = NULL;
- s->item_sort_kw = NULL;
- s->Decimal = NULL;
- }
- return (PyObject *)s;
-}
-
-static int
-encoder_init(PyObject *self, PyObject *args, PyObject *kwds)
-{
- /* initialize Encoder object */
- static char *kwlist[] = {"markers", "default", "encoder", "indent", "key_separator", "item_separator", "sort_keys", "skipkeys", "allow_nan", "key_memo", "use_decimal", "namedtuple_as_object", "tuple_as_array", "bigint_as_string", "item_sort_key", "encoding", "for_json", "ignore_nan", "Decimal", NULL};
-
- PyEncoderObject *s;
- PyObject *markers, *defaultfn, *encoder, *indent, *key_separator;
- PyObject *item_separator, *sort_keys, *skipkeys, *allow_nan, *key_memo;
- PyObject *use_decimal, *namedtuple_as_object, *tuple_as_array;
- PyObject *bigint_as_string, *item_sort_key, *encoding, *for_json;
- PyObject *ignore_nan, *Decimal;
-
- assert(PyEncoder_Check(self));
- s = (PyEncoderObject *)self;
-
- if (!PyArg_ParseTupleAndKeywords(args, kwds, "OOOOOOOOOOOOOOOOOOO:make_encoder", kwlist,
- &markers, &defaultfn, &encoder, &indent, &key_separator, &item_separator,
- &sort_keys, &skipkeys, &allow_nan, &key_memo, &use_decimal,
- &namedtuple_as_object, &tuple_as_array, &bigint_as_string,
- &item_sort_key, &encoding, &for_json, &ignore_nan, &Decimal))
- return -1;
-
- s->markers = markers;
- s->defaultfn = defaultfn;
- s->encoder = encoder;
- s->encoding = JSON_ParseEncoding(encoding);
- if (s->encoding == NULL)
- return -1;
- s->indent = indent;
- s->key_separator = key_separator;
- s->item_separator = item_separator;
- s->skipkeys_bool = skipkeys;
- s->skipkeys = PyObject_IsTrue(skipkeys);
- s->key_memo = key_memo;
- s->fast_encode = (PyCFunction_Check(s->encoder) && PyCFunction_GetFunction(s->encoder) == (PyCFunction)py_encode_basestring_ascii);
- s->allow_or_ignore_nan = (
- (PyObject_IsTrue(ignore_nan) ? JSON_IGNORE_NAN : 0) |
- (PyObject_IsTrue(allow_nan) ? JSON_ALLOW_NAN : 0));
- s->use_decimal = PyObject_IsTrue(use_decimal);
- s->namedtuple_as_object = PyObject_IsTrue(namedtuple_as_object);
- s->tuple_as_array = PyObject_IsTrue(tuple_as_array);
- s->bigint_as_string = PyObject_IsTrue(bigint_as_string);
- if (item_sort_key != Py_None) {
- if (!PyCallable_Check(item_sort_key))
- PyErr_SetString(PyExc_TypeError, "item_sort_key must be None or callable");
- }
- else if (PyObject_IsTrue(sort_keys)) {
- static PyObject *itemgetter0 = NULL;
- if (!itemgetter0) {
- PyObject *operator = PyImport_ImportModule("operator");
- if (!operator)
- return -1;
- itemgetter0 = PyObject_CallMethod(operator, "itemgetter", "i", 0);
- Py_DECREF(operator);
- }
- item_sort_key = itemgetter0;
- if (!item_sort_key)
- return -1;
- }
- if (item_sort_key == Py_None) {
- Py_INCREF(Py_None);
- s->item_sort_kw = Py_None;
- }
- else {
- s->item_sort_kw = PyDict_New();
- if (s->item_sort_kw == NULL)
- return -1;
- if (PyDict_SetItemString(s->item_sort_kw, "key", item_sort_key))
- return -1;
- }
- s->sort_keys = sort_keys;
- s->item_sort_key = item_sort_key;
- s->Decimal = Decimal;
- s->for_json = PyObject_IsTrue(for_json);
-
- Py_INCREF(s->markers);
- Py_INCREF(s->defaultfn);
- Py_INCREF(s->encoder);
- Py_INCREF(s->indent);
- Py_INCREF(s->key_separator);
- Py_INCREF(s->item_separator);
- Py_INCREF(s->key_memo);
- Py_INCREF(s->skipkeys_bool);
- Py_INCREF(s->sort_keys);
- Py_INCREF(s->item_sort_key);
- Py_INCREF(s->Decimal);
- return 0;
-}
-
-static PyObject *
-encoder_call(PyObject *self, PyObject *args, PyObject *kwds)
-{
- /* Python callable interface to encode_listencode_obj */
- static char *kwlist[] = {"obj", "_current_indent_level", NULL};
- PyObject *obj;
- Py_ssize_t indent_level;
- PyEncoderObject *s;
- JSON_Accu rval;
- assert(PyEncoder_Check(self));
- s = (PyEncoderObject *)self;
- if (!PyArg_ParseTupleAndKeywords(args, kwds, "OO&:_iterencode", kwlist,
- &obj, _convertPyInt_AsSsize_t, &indent_level))
- return NULL;
- if (JSON_Accu_Init(&rval))
- return NULL;
- if (encoder_listencode_obj(s, &rval, obj, indent_level)) {
- JSON_Accu_Destroy(&rval);
- return NULL;
- }
- return JSON_Accu_FinishAsList(&rval);
-}
-
-static PyObject *
-_encoded_const(PyObject *obj)
-{
- /* Return the JSON string representation of None, True, False */
- if (obj == Py_None) {
- static PyObject *s_null = NULL;
- if (s_null == NULL) {
- s_null = JSON_InternFromString("null");
- }
- Py_INCREF(s_null);
- return s_null;
- }
- else if (obj == Py_True) {
- static PyObject *s_true = NULL;
- if (s_true == NULL) {
- s_true = JSON_InternFromString("true");
- }
- Py_INCREF(s_true);
- return s_true;
- }
- else if (obj == Py_False) {
- static PyObject *s_false = NULL;
- if (s_false == NULL) {
- s_false = JSON_InternFromString("false");
- }
- Py_INCREF(s_false);
- return s_false;
- }
- else {
- PyErr_SetString(PyExc_ValueError, "not a const");
- return NULL;
- }
-}
-
-static PyObject *
-encoder_encode_float(PyEncoderObject *s, PyObject *obj)
-{
- /* Return the JSON representation of a PyFloat */
- double i = PyFloat_AS_DOUBLE(obj);
- if (!Py_IS_FINITE(i)) {
- if (!s->allow_or_ignore_nan) {
- PyErr_SetString(PyExc_ValueError, "Out of range float values are not JSON compliant");
- return NULL;
- }
- if (s->allow_or_ignore_nan & JSON_IGNORE_NAN) {
- return _encoded_const(Py_None);
- }
- /* JSON_ALLOW_NAN is set */
- else if (i > 0) {
- static PyObject *sInfinity = NULL;
- if (sInfinity == NULL)
- sInfinity = JSON_InternFromString("Infinity");
- if (sInfinity)
- Py_INCREF(sInfinity);
- return sInfinity;
- }
- else if (i < 0) {
- static PyObject *sNegInfinity = NULL;
- if (sNegInfinity == NULL)
- sNegInfinity = JSON_InternFromString("-Infinity");
- if (sNegInfinity)
- Py_INCREF(sNegInfinity);
- return sNegInfinity;
- }
- else {
- static PyObject *sNaN = NULL;
- if (sNaN == NULL)
- sNaN = JSON_InternFromString("NaN");
- if (sNaN)
- Py_INCREF(sNaN);
- return sNaN;
- }
- }
- /* Use a better float format here? */
- return PyObject_Repr(obj);
-}
-
-static PyObject *
-encoder_encode_string(PyEncoderObject *s, PyObject *obj)
-{
- /* Return the JSON representation of a string */
- if (s->fast_encode)
- return py_encode_basestring_ascii(NULL, obj);
- else
- return PyObject_CallFunctionObjArgs(s->encoder, obj, NULL);
-}
-
-static int
-_steal_accumulate(JSON_Accu *accu, PyObject *stolen)
-{
- /* Append stolen and then decrement its reference count */
- int rval = JSON_Accu_Accumulate(accu, stolen);
- Py_DECREF(stolen);
- return rval;
-}
-
-static int
-encoder_listencode_obj(PyEncoderObject *s, JSON_Accu *rval, PyObject *obj, Py_ssize_t indent_level)
-{
- /* Encode Python object obj to a JSON term, rval is a PyList */
- int rv = -1;
- do {
- if (obj == Py_None || obj == Py_True || obj == Py_False) {
- PyObject *cstr = _encoded_const(obj);
- if (cstr != NULL)
- rv = _steal_accumulate(rval, cstr);
- }
- else if (PyString_Check(obj) || PyUnicode_Check(obj))
- {
- PyObject *encoded = encoder_encode_string(s, obj);
- if (encoded != NULL)
- rv = _steal_accumulate(rval, encoded);
- }
- else if (PyInt_Check(obj) || PyLong_Check(obj)) {
- PyObject *encoded = PyObject_Str(obj);
- if (encoded != NULL) {
- if (s->bigint_as_string) {
- encoded = maybe_quote_bigint(encoded, obj);
- if (encoded == NULL)
- break;
- }
- rv = _steal_accumulate(rval, encoded);
- }
- }
- else if (PyFloat_Check(obj)) {
- PyObject *encoded = encoder_encode_float(s, obj);
- if (encoded != NULL)
- rv = _steal_accumulate(rval, encoded);
- }
- else if (s->for_json && _has_for_json_hook(obj)) {
- PyObject *newobj;
- if (Py_EnterRecursiveCall(" while encoding a JSON object"))
- return rv;
- newobj = PyObject_CallMethod(obj, "for_json", NULL);
- if (newobj != NULL) {
- rv = encoder_listencode_obj(s, rval, newobj, indent_level);
- Py_DECREF(newobj);
- }
- Py_LeaveRecursiveCall();
- }
- else if (s->namedtuple_as_object && _is_namedtuple(obj)) {
- PyObject *newobj;
- if (Py_EnterRecursiveCall(" while encoding a JSON object"))
- return rv;
- newobj = PyObject_CallMethod(obj, "_asdict", NULL);
- if (newobj != NULL) {
- rv = encoder_listencode_dict(s, rval, newobj, indent_level);
- Py_DECREF(newobj);
- }
- Py_LeaveRecursiveCall();
- }
- else if (PyList_Check(obj) || (s->tuple_as_array && PyTuple_Check(obj))) {
- if (Py_EnterRecursiveCall(" while encoding a JSON object"))
- return rv;
- rv = encoder_listencode_list(s, rval, obj, indent_level);
- Py_LeaveRecursiveCall();
- }
- else if (PyDict_Check(obj)) {
- if (Py_EnterRecursiveCall(" while encoding a JSON object"))
- return rv;
- rv = encoder_listencode_dict(s, rval, obj, indent_level);
- Py_LeaveRecursiveCall();
- }
- else if (s->use_decimal && PyObject_TypeCheck(obj, (PyTypeObject *)s->Decimal)) {
- PyObject *encoded = PyObject_Str(obj);
- if (encoded != NULL)
- rv = _steal_accumulate(rval, encoded);
- }
- else {
- PyObject *ident = NULL;
- PyObject *newobj;
- if (s->markers != Py_None) {
- int has_key;
- ident = PyLong_FromVoidPtr(obj);
- if (ident == NULL)
- break;
- has_key = PyDict_Contains(s->markers, ident);
- if (has_key) {
- if (has_key != -1)
- PyErr_SetString(PyExc_ValueError, "Circular reference detected");
- Py_DECREF(ident);
- break;
- }
- if (PyDict_SetItem(s->markers, ident, obj)) {
- Py_DECREF(ident);
- break;
- }
- }
- if (Py_EnterRecursiveCall(" while encoding a JSON object"))
- return rv;
- newobj = PyObject_CallFunctionObjArgs(s->defaultfn, obj, NULL);
- if (newobj == NULL) {
- Py_XDECREF(ident);
- Py_LeaveRecursiveCall();
- break;
- }
- rv = encoder_listencode_obj(s, rval, newobj, indent_level);
- Py_LeaveRecursiveCall();
- Py_DECREF(newobj);
- if (rv) {
- Py_XDECREF(ident);
- rv = -1;
- }
- else if (ident != NULL) {
- if (PyDict_DelItem(s->markers, ident)) {
- Py_XDECREF(ident);
- rv = -1;
- }
- Py_XDECREF(ident);
- }
- }
- } while (0);
- return rv;
-}
-
-static int
-encoder_listencode_dict(PyEncoderObject *s, JSON_Accu *rval, PyObject *dct, Py_ssize_t indent_level)
-{
- /* Encode Python dict dct a JSON term */
- static PyObject *open_dict = NULL;
- static PyObject *close_dict = NULL;
- static PyObject *empty_dict = NULL;
- PyObject *kstr = NULL;
- PyObject *ident = NULL;
- PyObject *iter = NULL;
- PyObject *item = NULL;
- PyObject *items = NULL;
- PyObject *encoded = NULL;
- Py_ssize_t idx;
-
- if (open_dict == NULL || close_dict == NULL || empty_dict == NULL) {
- open_dict = JSON_InternFromString("{");
- close_dict = JSON_InternFromString("}");
- empty_dict = JSON_InternFromString("{}");
- if (open_dict == NULL || close_dict == NULL || empty_dict == NULL)
- return -1;
- }
- if (PyDict_Size(dct) == 0)
- return JSON_Accu_Accumulate(rval, empty_dict);
-
- if (s->markers != Py_None) {
- int has_key;
- ident = PyLong_FromVoidPtr(dct);
- if (ident == NULL)
- goto bail;
- has_key = PyDict_Contains(s->markers, ident);
- if (has_key) {
- if (has_key != -1)
- PyErr_SetString(PyExc_ValueError, "Circular reference detected");
- goto bail;
- }
- if (PyDict_SetItem(s->markers, ident, dct)) {
- goto bail;
- }
- }
-
- if (JSON_Accu_Accumulate(rval, open_dict))
- goto bail;
-
- if (s->indent != Py_None) {
- /* TODO: DOES NOT RUN */
- indent_level += 1;
- /*
- newline_indent = '\n' + (_indent * _current_indent_level)
- separator = _item_separator + newline_indent
- buf += newline_indent
- */
- }
-
- iter = encoder_dict_iteritems(s, dct);
- if (iter == NULL)
- goto bail;
-
- idx = 0;
- while ((item = PyIter_Next(iter))) {
- PyObject *encoded, *key, *value;
- if (!PyTuple_Check(item) || Py_SIZE(item) != 2) {
- PyErr_SetString(PyExc_ValueError, "items must return 2-tuples");
- goto bail;
- }
- key = PyTuple_GET_ITEM(item, 0);
- if (key == NULL)
- goto bail;
- value = PyTuple_GET_ITEM(item, 1);
- if (value == NULL)
- goto bail;
-
- encoded = PyDict_GetItem(s->key_memo, key);
- if (encoded != NULL) {
- Py_INCREF(encoded);
- } else {
- kstr = encoder_stringify_key(s, key);
- if (kstr == NULL)
- goto bail;
- else if (kstr == Py_None) {
- /* skipkeys */
- Py_DECREF(item);
- Py_DECREF(kstr);
- continue;
- }
- }
- if (idx) {
- if (JSON_Accu_Accumulate(rval, s->item_separator))
- goto bail;
- }
- if (encoded == NULL) {
- encoded = encoder_encode_string(s, kstr);
- Py_CLEAR(kstr);
- if (encoded == NULL)
- goto bail;
- if (PyDict_SetItem(s->key_memo, key, encoded))
- goto bail;
- }
- if (JSON_Accu_Accumulate(rval, encoded)) {
- goto bail;
- }
- Py_CLEAR(encoded);
- if (JSON_Accu_Accumulate(rval, s->key_separator))
- goto bail;
- if (encoder_listencode_obj(s, rval, value, indent_level))
- goto bail;
- Py_CLEAR(item);
- idx += 1;
- }
- Py_CLEAR(iter);
- if (PyErr_Occurred())
- goto bail;
- if (ident != NULL) {
- if (PyDict_DelItem(s->markers, ident))
- goto bail;
- Py_CLEAR(ident);
- }
- if (s->indent != Py_None) {
- /* TODO: DOES NOT RUN */
- indent_level -= 1;
- /*
- yield '\n' + (_indent * _current_indent_level)
- */
- }
- if (JSON_Accu_Accumulate(rval, close_dict))
- goto bail;
- return 0;
-
-bail:
- Py_XDECREF(encoded);
- Py_XDECREF(items);
- Py_XDECREF(iter);
- Py_XDECREF(kstr);
- Py_XDECREF(ident);
- return -1;
-}
-
-
-static int
-encoder_listencode_list(PyEncoderObject *s, JSON_Accu *rval, PyObject *seq, Py_ssize_t indent_level)
-{
- /* Encode Python list seq to a JSON term */
- static PyObject *open_array = NULL;
- static PyObject *close_array = NULL;
- static PyObject *empty_array = NULL;
- PyObject *ident = NULL;
- PyObject *iter = NULL;
- PyObject *obj = NULL;
- int is_true;
- int i = 0;
-
- if (open_array == NULL || close_array == NULL || empty_array == NULL) {
- open_array = JSON_InternFromString("[");
- close_array = JSON_InternFromString("]");
- empty_array = JSON_InternFromString("[]");
- if (open_array == NULL || close_array == NULL || empty_array == NULL)
- return -1;
- }
- ident = NULL;
- is_true = PyObject_IsTrue(seq);
- if (is_true == -1)
- return -1;
- else if (is_true == 0)
- return JSON_Accu_Accumulate(rval, empty_array);
-
- if (s->markers != Py_None) {
- int has_key;
- ident = PyLong_FromVoidPtr(seq);
- if (ident == NULL)
- goto bail;
- has_key = PyDict_Contains(s->markers, ident);
- if (has_key) {
- if (has_key != -1)
- PyErr_SetString(PyExc_ValueError, "Circular reference detected");
- goto bail;
- }
- if (PyDict_SetItem(s->markers, ident, seq)) {
- goto bail;
- }
- }
-
- iter = PyObject_GetIter(seq);
- if (iter == NULL)
- goto bail;
-
- if (JSON_Accu_Accumulate(rval, open_array))
- goto bail;
- if (s->indent != Py_None) {
- /* TODO: DOES NOT RUN */
- indent_level += 1;
- /*
- newline_indent = '\n' + (_indent * _current_indent_level)
- separator = _item_separator + newline_indent
- buf += newline_indent
- */
- }
- while ((obj = PyIter_Next(iter))) {
- if (i) {
- if (JSON_Accu_Accumulate(rval, s->item_separator))
- goto bail;
- }
- if (encoder_listencode_obj(s, rval, obj, indent_level))
- goto bail;
- i++;
- Py_CLEAR(obj);
- }
- Py_CLEAR(iter);
- if (PyErr_Occurred())
- goto bail;
- if (ident != NULL) {
- if (PyDict_DelItem(s->markers, ident))
- goto bail;
- Py_CLEAR(ident);
- }
- if (s->indent != Py_None) {
- /* TODO: DOES NOT RUN */
- indent_level -= 1;
- /*
- yield '\n' + (_indent * _current_indent_level)
- */
- }
- if (JSON_Accu_Accumulate(rval, close_array))
- goto bail;
- return 0;
-
-bail:
- Py_XDECREF(obj);
- Py_XDECREF(iter);
- Py_XDECREF(ident);
- return -1;
-}
-
-static void
-encoder_dealloc(PyObject *self)
-{
- /* Deallocate Encoder */
- encoder_clear(self);
- Py_TYPE(self)->tp_free(self);
-}
-
-static int
-encoder_traverse(PyObject *self, visitproc visit, void *arg)
-{
- PyEncoderObject *s;
- assert(PyEncoder_Check(self));
- s = (PyEncoderObject *)self;
- Py_VISIT(s->markers);
- Py_VISIT(s->defaultfn);
- Py_VISIT(s->encoder);
- Py_VISIT(s->encoding);
- Py_VISIT(s->indent);
- Py_VISIT(s->key_separator);
- Py_VISIT(s->item_separator);
- Py_VISIT(s->key_memo);
- Py_VISIT(s->sort_keys);
- Py_VISIT(s->item_sort_kw);
- Py_VISIT(s->item_sort_key);
- Py_VISIT(s->Decimal);
- return 0;
-}
-
-static int
-encoder_clear(PyObject *self)
-{
- /* Deallocate Encoder */
- PyEncoderObject *s;
- assert(PyEncoder_Check(self));
- s = (PyEncoderObject *)self;
- Py_CLEAR(s->markers);
- Py_CLEAR(s->defaultfn);
- Py_CLEAR(s->encoder);
- Py_CLEAR(s->encoding);
- Py_CLEAR(s->indent);
- Py_CLEAR(s->key_separator);
- Py_CLEAR(s->item_separator);
- Py_CLEAR(s->key_memo);
- Py_CLEAR(s->skipkeys_bool);
- Py_CLEAR(s->sort_keys);
- Py_CLEAR(s->item_sort_kw);
- Py_CLEAR(s->item_sort_key);
- Py_CLEAR(s->Decimal);
- return 0;
-}
-
-PyDoc_STRVAR(encoder_doc, "_iterencode(obj, _current_indent_level) -> iterable");
-
-static
-PyTypeObject PyEncoderType = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "simplejson._speedups.Encoder", /* tp_name */
- sizeof(PyEncoderObject), /* tp_basicsize */
- 0, /* tp_itemsize */
- encoder_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- encoder_call, /* tp_call */
- 0, /* tp_str */
- 0, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
- encoder_doc, /* tp_doc */
- encoder_traverse, /* tp_traverse */
- encoder_clear, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- 0, /* tp_iter */
- 0, /* tp_iternext */
- 0, /* tp_methods */
- encoder_members, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- encoder_init, /* tp_init */
- 0, /* tp_alloc */
- encoder_new, /* tp_new */
- 0, /* tp_free */
-};
-
-static PyMethodDef speedups_methods[] = {
- {"encode_basestring_ascii",
- (PyCFunction)py_encode_basestring_ascii,
- METH_O,
- pydoc_encode_basestring_ascii},
- {"scanstring",
- (PyCFunction)py_scanstring,
- METH_VARARGS,
- pydoc_scanstring},
- {NULL, NULL, 0, NULL}
-};
-
-PyDoc_STRVAR(module_doc,
-"simplejson speedups\n");
-
-#if PY_MAJOR_VERSION >= 3
-static struct PyModuleDef moduledef = {
- PyModuleDef_HEAD_INIT,
- "_speedups", /* m_name */
- module_doc, /* m_doc */
- -1, /* m_size */
- speedups_methods, /* m_methods */
- NULL, /* m_reload */
- NULL, /* m_traverse */
- NULL, /* m_clear*/
- NULL, /* m_free */
-};
-#endif
-
-static PyObject *
-moduleinit(void)
-{
- PyObject *m;
- PyScannerType.tp_new = PyType_GenericNew;
- if (PyType_Ready(&PyScannerType) < 0)
- return NULL;
- PyEncoderType.tp_new = PyType_GenericNew;
- if (PyType_Ready(&PyEncoderType) < 0)
- return NULL;
-
-#if PY_MAJOR_VERSION >= 3
- m = PyModule_Create(&moduledef);
-#else
- m = Py_InitModule3("_speedups", speedups_methods, module_doc);
-#endif
- Py_INCREF((PyObject*)&PyScannerType);
- PyModule_AddObject(m, "make_scanner", (PyObject*)&PyScannerType);
- Py_INCREF((PyObject*)&PyEncoderType);
- PyModule_AddObject(m, "make_encoder", (PyObject*)&PyEncoderType);
- return m;
-}
-
-#if PY_MAJOR_VERSION >= 3
-PyMODINIT_FUNC
-PyInit__speedups(void)
-{
- return moduleinit();
-}
-#else
-void
-init_speedups(void)
-{
- moduleinit();
-}
-#endif
projects / wikipedia-api-cdsw / commitdiff