Mercurial > cpython-lru_cache-weakref

annotate Modules/_json.c @ 49258:25f809123df6 legacy-trunk

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Issue #3925: Ignores shutil.rmtree error on cygwin too. Reviewed by Benjamin Peterson.
author Hirokazu Yamamoto <ocean-city@m2.ccsnet.ne.jp>
date Sun, 21 Sep 2008 20:48:41 +0000
parents 7c147a76a0b2
children 82ccc7e77ec5 3c3abd5fc833
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
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diff changeset
1 #include "Python.h"
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2
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3 #define DEFAULT_ENCODING "utf-8"
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4 #define S_CHAR(c) (c >= ' ' && c <= '~' && c != '\\' && c != '"')
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5 #define MIN_EXPANSION 6
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6
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7 #ifdef Py_UNICODE_WIDE
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8 #define MAX_EXPANSION (2 * MIN_EXPANSION)
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9 #else
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10 #define MAX_EXPANSION MIN_EXPANSION
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11 #endif
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12
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13 static Py_ssize_t
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14 ascii_escape_char(Py_UNICODE c, char *output, Py_ssize_t chars)
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15 {
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16 Py_UNICODE x;
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17 output[chars++] = '\\';
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18 switch (c) {
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19 case '\\': output[chars++] = (char)c; break;
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20 case '"': output[chars++] = (char)c; break;
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21 case '\b': output[chars++] = 'b'; break;
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22 case '\f': output[chars++] = 'f'; break;
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23 case '\n': output[chars++] = 'n'; break;
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24 case '\r': output[chars++] = 'r'; break;
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25 case '\t': output[chars++] = 't'; break;
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26 default:
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27 #ifdef Py_UNICODE_WIDE
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28 if (c >= 0x10000) {
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29 /* UTF-16 surrogate pair */
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30 Py_UNICODE v = c - 0x10000;
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31 c = 0xd800 | ((v >> 10) & 0x3ff);
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32 output[chars++] = 'u';
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33 x = (c & 0xf000) >> 12;
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34 output[chars++] = (x < 10) ? '0' + x : 'a' + (x - 10);
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35 x = (c & 0x0f00) >> 8;
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36 output[chars++] = (x < 10) ? '0' + x : 'a' + (x - 10);
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37 x = (c & 0x00f0) >> 4;
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38 output[chars++] = (x < 10) ? '0' + x : 'a' + (x - 10);
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39 x = (c & 0x000f);
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40 output[chars++] = (x < 10) ? '0' + x : 'a' + (x - 10);
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41 c = 0xdc00 | (v & 0x3ff);
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42 output[chars++] = '\\';
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43 }
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44 #endif
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45 output[chars++] = 'u';
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46 x = (c & 0xf000) >> 12;
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47 output[chars++] = (x < 10) ? '0' + x : 'a' + (x - 10);
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48 x = (c & 0x0f00) >> 8;
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49 output[chars++] = (x < 10) ? '0' + x : 'a' + (x - 10);
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50 x = (c & 0x00f0) >> 4;
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51 output[chars++] = (x < 10) ? '0' + x : 'a' + (x - 10);
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52 x = (c & 0x000f);
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53 output[chars++] = (x < 10) ? '0' + x : 'a' + (x - 10);
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54 }
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55 return chars;
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56 }
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57
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58 static PyObject *
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59 ascii_escape_unicode(PyObject *pystr)
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60 {
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61 Py_ssize_t i;
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62 Py_ssize_t input_chars;
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63 Py_ssize_t output_size;
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64 Py_ssize_t chars;
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65 PyObject *rval;
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66 char *output;
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67 Py_UNICODE *input_unicode;
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68
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69 input_chars = PyUnicode_GET_SIZE(pystr);
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70 input_unicode = PyUnicode_AS_UNICODE(pystr);
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71 /* One char input can be up to 6 chars output, estimate 4 of these */
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72 output_size = 2 + (MIN_EXPANSION * 4) + input_chars;
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73 rval = PyString_FromStringAndSize(NULL, output_size);
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74 if (rval == NULL) {
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75 return NULL;
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76 }
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77 output = PyString_AS_STRING(rval);
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78 chars = 0;
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79 output[chars++] = '"';
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80 for (i = 0; i < input_chars; i++) {
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81 Py_UNICODE c = input_unicode[i];
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82 if (S_CHAR(c)) {
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83 output[chars++] = (char)c;
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84 }
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85 else {
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86 chars = ascii_escape_char(c, output, chars);
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87 }
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88 if (output_size - chars < (1 + MAX_EXPANSION)) {
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89 /* There's more than four, so let's resize by a lot */
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90 output_size *= 2;
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91 /* This is an upper bound */
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92 if (output_size > 2 + (input_chars * MAX_EXPANSION)) {
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93 output_size = 2 + (input_chars * MAX_EXPANSION);
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94 }
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95 if (_PyString_Resize(&rval, output_size) == -1) {
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96 return NULL;
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97 }
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98 output = PyString_AS_STRING(rval);
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99 }
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100 }
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101 output[chars++] = '"';
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102 if (_PyString_Resize(&rval, chars) == -1) {
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103 return NULL;
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104 }
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105 return rval;
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106 }
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107
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108 static PyObject *
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109 ascii_escape_str(PyObject *pystr)
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110 {
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111 Py_ssize_t i;
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112 Py_ssize_t input_chars;
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113 Py_ssize_t output_size;
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114 Py_ssize_t chars;
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115 PyObject *rval;
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116 char *output;
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117 char *input_str;
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118
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Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
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119 input_chars = PyString_GET_SIZE(pystr);
52294af4b663 This reverts r63675 based on the discussion in this thread:
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120 input_str = PyString_AS_STRING(pystr);
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121 /* One char input can be up to 6 chars output, estimate 4 of these */
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122 output_size = 2 + (MIN_EXPANSION * 4) + input_chars;
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Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
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123 rval = PyString_FromStringAndSize(NULL, output_size);
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124 if (rval == NULL) {
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125 return NULL;
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126 }
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Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
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127 output = PyString_AS_STRING(rval);
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diff changeset
128 chars = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
129 output[chars++] = '"';
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
130 for (i = 0; i < input_chars; i++) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
131 Py_UNICODE c = (Py_UNICODE)input_str[i];
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
132 if (S_CHAR(c)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
133 output[chars++] = (char)c;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
134 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
135 else if (c > 0x7F) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
136 /* We hit a non-ASCII character, bail to unicode mode */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
137 PyObject *uni;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
138 Py_DECREF(rval);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
139 uni = PyUnicode_DecodeUTF8(input_str, input_chars, "strict");
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
140 if (uni == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
141 return NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
142 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
143 rval = ascii_escape_unicode(uni);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
144 Py_DECREF(uni);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
145 return rval;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
146 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
147 else {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
148 chars = ascii_escape_char(c, output, chars);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
149 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
150 /* An ASCII char can't possibly expand to a surrogate! */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
151 if (output_size - chars < (1 + MIN_EXPANSION)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
152 /* There's more than four, so let's resize by a lot */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
153 output_size *= 2;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
154 if (output_size > 2 + (input_chars * MIN_EXPANSION)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
155 output_size = 2 + (input_chars * MIN_EXPANSION);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
156 }
47527
52294af4b663 This reverts r63675 based on the discussion in this thread:
Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
diff changeset
157 if (_PyString_Resize(&rval, output_size) == -1) {
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
158 return NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
159 }
47527
52294af4b663 This reverts r63675 based on the discussion in this thread:
Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
diff changeset
160 output = PyString_AS_STRING(rval);
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
161 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
162 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
163 output[chars++] = '"';
47527
52294af4b663 This reverts r63675 based on the discussion in this thread:
Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
diff changeset
164 if (_PyString_Resize(&rval, chars) == -1) {
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
165 return NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
166 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
167 return rval;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
168 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
169
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
170 void
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
171 raise_errmsg(char *msg, PyObject *s, Py_ssize_t end)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
172 {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
173 static PyObject *errmsg_fn = NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
174 PyObject *pymsg;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
175 if (errmsg_fn == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
176 PyObject *decoder = PyImport_ImportModule("json.decoder");
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
177 if (decoder == NULL)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
178 return;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
179 errmsg_fn = PyObject_GetAttrString(decoder, "errmsg");
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
180 if (errmsg_fn == NULL)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
181 return;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
182 Py_XDECREF(decoder);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
183 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
184 pymsg = PyObject_CallFunction(errmsg_fn, "(zOn)", msg, s, end);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
185 PyErr_SetObject(PyExc_ValueError, pymsg);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
186 Py_DECREF(pymsg);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
187 /*
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
188
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
189 def linecol(doc, pos):
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
190 lineno = doc.count('\n', 0, pos) + 1
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
191 if lineno == 1:
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
192 colno = pos
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
193 else:
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
194 colno = pos - doc.rindex('\n', 0, pos)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
195 return lineno, colno
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
196
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
197 def errmsg(msg, doc, pos, end=None):
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
198 lineno, colno = linecol(doc, pos)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
199 if end is None:
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
200 return '%s: line %d column %d (char %d)' % (msg, lineno, colno, pos)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
201 endlineno, endcolno = linecol(doc, end)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
202 return '%s: line %d column %d - line %d column %d (char %d - %d)' % (
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
203 msg, lineno, colno, endlineno, endcolno, pos, end)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
204
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
205 */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
206 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
207
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
208 static PyObject *
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
209 join_list_unicode(PyObject *lst)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
210 {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
211 static PyObject *ustr = NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
212 static PyObject *joinstr = NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
213 if (ustr == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
214 Py_UNICODE c = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
215 ustr = PyUnicode_FromUnicode(&c, 0);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
216 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
217 if (joinstr == NULL) {
47527
52294af4b663 This reverts r63675 based on the discussion in this thread:
Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
diff changeset
218 joinstr = PyString_InternFromString("join");
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
219 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
220 if (joinstr == NULL || ustr == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
221 return NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
222 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
223 return PyObject_CallMethodObjArgs(ustr, joinstr, lst, NULL);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
224 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
225
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
226 static PyObject *
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
227 scanstring_str(PyObject *pystr, Py_ssize_t end, char *encoding, int strict)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
228 {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
229 PyObject *rval;
47527
52294af4b663 This reverts r63675 based on the discussion in this thread:
Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
diff changeset
230 Py_ssize_t len = PyString_GET_SIZE(pystr);
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
231 Py_ssize_t begin = end - 1;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
232 Py_ssize_t next = begin;
47527
52294af4b663 This reverts r63675 based on the discussion in this thread:
Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
diff changeset
233 char *buf = PyString_AS_STRING(pystr);
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
234 PyObject *chunks = PyList_New(0);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
235 if (chunks == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
236 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
237 }
48031
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
238 if (end < 0 || len <= end) {
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
239 PyErr_SetString(PyExc_ValueError, "end is out of bounds");
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
240 goto bail;
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
241 }
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
242 while (1) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
243 /* Find the end of the string or the next escape */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
244 Py_UNICODE c = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
245 PyObject *chunk = NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
246 for (next = end; next < len; next++) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
247 c = buf[next];
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
248 if (c == '"' || c == '\\') {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
249 break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
250 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
251 else if (strict && c <= 0x1f) {
48031
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
252 raise_errmsg("Invalid control character at", pystr, next);
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
253 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
254 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
255 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
256 if (!(c == '"' || c == '\\')) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
257 raise_errmsg("Unterminated string starting at", pystr, begin);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
258 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
259 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
260 /* Pick up this chunk if it's not zero length */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
261 if (next != end) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
262 PyObject *strchunk = PyBuffer_FromMemory(&buf[end], next - end);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
263 if (strchunk == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
264 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
265 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
266 chunk = PyUnicode_FromEncodedObject(strchunk, encoding, NULL);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
267 Py_DECREF(strchunk);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
268 if (chunk == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
269 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
270 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
271 if (PyList_Append(chunks, chunk)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
272 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
273 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
274 Py_DECREF(chunk);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
275 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
276 next++;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
277 if (c == '"') {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
278 end = next;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
279 break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
280 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
281 if (next == len) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
282 raise_errmsg("Unterminated string starting at", pystr, begin);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
283 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
284 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
285 c = buf[next];
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
286 if (c != 'u') {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
287 /* Non-unicode backslash escapes */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
288 end = next + 1;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
289 switch (c) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
290 case '"': break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
291 case '\\': break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
292 case '/': break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
293 case 'b': c = '\b'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
294 case 'f': c = '\f'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
295 case 'n': c = '\n'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
296 case 'r': c = '\r'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
297 case 't': c = '\t'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
298 default: c = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
299 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
300 if (c == 0) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
301 raise_errmsg("Invalid \\escape", pystr, end - 2);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
302 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
303 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
304 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
305 else {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
306 c = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
307 next++;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
308 end = next + 4;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
309 if (end >= len) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
310 raise_errmsg("Invalid \\uXXXX escape", pystr, next - 1);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
311 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
312 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
313 /* Decode 4 hex digits */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
314 for (; next < end; next++) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
315 Py_ssize_t shl = (end - next - 1) << 2;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
316 Py_UNICODE digit = buf[next];
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
317 switch (digit) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
318 case '0': case '1': case '2': case '3': case '4':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
319 case '5': case '6': case '7': case '8': case '9':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
320 c |= (digit - '0') << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
321 case 'a': case 'b': case 'c': case 'd': case 'e':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
322 case 'f':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
323 c |= (digit - 'a' + 10) << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
324 case 'A': case 'B': case 'C': case 'D': case 'E':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
325 case 'F':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
326 c |= (digit - 'A' + 10) << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
327 default:
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
328 raise_errmsg("Invalid \\uXXXX escape", pystr, end - 5);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
329 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
330 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
331 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
332 #ifdef Py_UNICODE_WIDE
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
333 /* Surrogate pair */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
334 if (c >= 0xd800 && c <= 0xdbff) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
335 Py_UNICODE c2 = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
336 if (end + 6 >= len) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
337 raise_errmsg("Invalid \\uXXXX\\uXXXX surrogate pair", pystr,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
338 end - 5);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
339 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
340 if (buf[next++] != '\\' || buf[next++] != 'u') {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
341 raise_errmsg("Invalid \\uXXXX\\uXXXX surrogate pair", pystr,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
342 end - 5);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
343 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
344 end += 6;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
345 /* Decode 4 hex digits */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
346 for (; next < end; next++) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
347 Py_ssize_t shl = (end - next - 1) << 2;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
348 Py_UNICODE digit = buf[next];
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
349 switch (digit) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
350 case '0': case '1': case '2': case '3': case '4':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
351 case '5': case '6': case '7': case '8': case '9':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
352 c2 |= (digit - '0') << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
353 case 'a': case 'b': case 'c': case 'd': case 'e':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
354 case 'f':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
355 c2 |= (digit - 'a' + 10) << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
356 case 'A': case 'B': case 'C': case 'D': case 'E':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
357 case 'F':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
358 c2 |= (digit - 'A' + 10) << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
359 default:
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
360 raise_errmsg("Invalid \\uXXXX escape", pystr, end - 5);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
361 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
362 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
363 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
364 c = 0x10000 + (((c - 0xd800) << 10) | (c2 - 0xdc00));
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
365 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
366 #endif
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
367 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
368 chunk = PyUnicode_FromUnicode(&c, 1);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
369 if (chunk == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
370 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
371 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
372 if (PyList_Append(chunks, chunk)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
373 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
374 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
375 Py_DECREF(chunk);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
376 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
377
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
378 rval = join_list_unicode(chunks);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
379 if (rval == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
380 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
381 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
382 Py_DECREF(chunks);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
383 chunks = NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
384 return Py_BuildValue("(Nn)", rval, end);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
385 bail:
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
386 Py_XDECREF(chunks);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
387 return NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
388 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
389
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
390
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
391 static PyObject *
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
392 scanstring_unicode(PyObject *pystr, Py_ssize_t end, int strict)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
393 {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
394 PyObject *rval;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
395 Py_ssize_t len = PyUnicode_GET_SIZE(pystr);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
396 Py_ssize_t begin = end - 1;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
397 Py_ssize_t next = begin;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
398 const Py_UNICODE *buf = PyUnicode_AS_UNICODE(pystr);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
399 PyObject *chunks = PyList_New(0);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
400 if (chunks == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
401 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
402 }
48031
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
403 if (end < 0 || len <= end) {
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
404 PyErr_SetString(PyExc_ValueError, "end is out of bounds");
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
405 goto bail;
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
406 }
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
407 while (1) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
408 /* Find the end of the string or the next escape */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
409 Py_UNICODE c = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
410 PyObject *chunk = NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
411 for (next = end; next < len; next++) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
412 c = buf[next];
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
413 if (c == '"' || c == '\\') {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
414 break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
415 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
416 else if (strict && c <= 0x1f) {
48031
7c147a76a0b2 #3322: bounds checking for _json.scanstring
Bob Ippolito <bob@redivi.com>
parents: 47527
diff changeset
417 raise_errmsg("Invalid control character at", pystr, next);
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
418 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
419 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
420 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
421 if (!(c == '"' || c == '\\')) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
422 raise_errmsg("Unterminated string starting at", pystr, begin);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
423 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
424 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
425 /* Pick up this chunk if it's not zero length */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
426 if (next != end) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
427 chunk = PyUnicode_FromUnicode(&buf[end], next - end);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
428 if (chunk == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
429 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
430 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
431 if (PyList_Append(chunks, chunk)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
432 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
433 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
434 Py_DECREF(chunk);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
435 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
436 next++;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
437 if (c == '"') {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
438 end = next;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
439 break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
440 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
441 if (next == len) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
442 raise_errmsg("Unterminated string starting at", pystr, begin);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
443 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
444 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
445 c = buf[next];
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
446 if (c != 'u') {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
447 /* Non-unicode backslash escapes */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
448 end = next + 1;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
449 switch (c) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
450 case '"': break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
451 case '\\': break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
452 case '/': break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
453 case 'b': c = '\b'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
454 case 'f': c = '\f'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
455 case 'n': c = '\n'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
456 case 'r': c = '\r'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
457 case 't': c = '\t'; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
458 default: c = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
459 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
460 if (c == 0) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
461 raise_errmsg("Invalid \\escape", pystr, end - 2);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
462 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
463 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
464 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
465 else {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
466 c = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
467 next++;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
468 end = next + 4;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
469 if (end >= len) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
470 raise_errmsg("Invalid \\uXXXX escape", pystr, next - 1);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
471 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
472 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
473 /* Decode 4 hex digits */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
474 for (; next < end; next++) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
475 Py_ssize_t shl = (end - next - 1) << 2;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
476 Py_UNICODE digit = buf[next];
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
477 switch (digit) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
478 case '0': case '1': case '2': case '3': case '4':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
479 case '5': case '6': case '7': case '8': case '9':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
480 c |= (digit - '0') << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
481 case 'a': case 'b': case 'c': case 'd': case 'e':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
482 case 'f':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
483 c |= (digit - 'a' + 10) << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
484 case 'A': case 'B': case 'C': case 'D': case 'E':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
485 case 'F':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
486 c |= (digit - 'A' + 10) << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
487 default:
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
488 raise_errmsg("Invalid \\uXXXX escape", pystr, end - 5);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
489 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
490 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
491 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
492 #ifdef Py_UNICODE_WIDE
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
493 /* Surrogate pair */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
494 if (c >= 0xd800 && c <= 0xdbff) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
495 Py_UNICODE c2 = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
496 if (end + 6 >= len) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
497 raise_errmsg("Invalid \\uXXXX\\uXXXX surrogate pair", pystr,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
498 end - 5);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
499 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
500 if (buf[next++] != '\\' || buf[next++] != 'u') {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
501 raise_errmsg("Invalid \\uXXXX\\uXXXX surrogate pair", pystr,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
502 end - 5);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
503 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
504 end += 6;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
505 /* Decode 4 hex digits */
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
506 for (; next < end; next++) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
507 Py_ssize_t shl = (end - next - 1) << 2;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
508 Py_UNICODE digit = buf[next];
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
509 switch (digit) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
510 case '0': case '1': case '2': case '3': case '4':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
511 case '5': case '6': case '7': case '8': case '9':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
512 c2 |= (digit - '0') << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
513 case 'a': case 'b': case 'c': case 'd': case 'e':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
514 case 'f':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
515 c2 |= (digit - 'a' + 10) << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
516 case 'A': case 'B': case 'C': case 'D': case 'E':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
517 case 'F':
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
518 c2 |= (digit - 'A' + 10) << shl; break;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
519 default:
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
520 raise_errmsg("Invalid \\uXXXX escape", pystr, end - 5);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
521 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
522 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
523 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
524 c = 0x10000 + (((c - 0xd800) << 10) | (c2 - 0xdc00));
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
525 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
526 #endif
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
527 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
528 chunk = PyUnicode_FromUnicode(&c, 1);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
529 if (chunk == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
530 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
531 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
532 if (PyList_Append(chunks, chunk)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
533 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
534 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
535 Py_DECREF(chunk);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
536 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
537
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
538 rval = join_list_unicode(chunks);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
539 if (rval == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
540 goto bail;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
541 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
542 Py_DECREF(chunks);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
543 chunks = NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
544 return Py_BuildValue("(Nn)", rval, end);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
545 bail:
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
546 Py_XDECREF(chunks);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
547 return NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
548 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
549
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
550 PyDoc_STRVAR(pydoc_scanstring,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
551 "scanstring(basestring, end, encoding) -> (str, end)\n");
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
552
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
553 static PyObject *
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
554 py_scanstring(PyObject* self, PyObject *args)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
555 {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
556 PyObject *pystr;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
557 Py_ssize_t end;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
558 char *encoding = NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
559 int strict = 0;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
560 if (!PyArg_ParseTuple(args, "On|zi:scanstring", &pystr, &end, &encoding, &strict)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
561 return NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
562 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
563 if (encoding == NULL) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
564 encoding = DEFAULT_ENCODING;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
565 }
47527
52294af4b663 This reverts r63675 based on the discussion in this thread:
Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
diff changeset
566 if (PyString_Check(pystr)) {
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
567 return scanstring_str(pystr, end, encoding, strict);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
568 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
569 else if (PyUnicode_Check(pystr)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
570 return scanstring_unicode(pystr, end, strict);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
571 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
572 else {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
573 PyErr_Format(PyExc_TypeError,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
574 "first argument must be a string or unicode, not %.80s",
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
575 Py_TYPE(pystr)->tp_name);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
576 return NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
577 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
578 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
579
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
580 PyDoc_STRVAR(pydoc_encode_basestring_ascii,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
581 "encode_basestring_ascii(basestring) -> str\n");
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
582
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
583 static PyObject *
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
584 py_encode_basestring_ascii(PyObject* self, PyObject *pystr)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
585 {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
586 /* METH_O */
47527
52294af4b663 This reverts r63675 based on the discussion in this thread:
Gregory P. Smith <greg@mad-scientist.com>
parents: 47294
diff changeset
587 if (PyString_Check(pystr)) {
46676
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
588 return ascii_escape_str(pystr);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
589 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
590 else if (PyUnicode_Check(pystr)) {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
591 return ascii_escape_unicode(pystr);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
592 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
593 else {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
594 PyErr_Format(PyExc_TypeError,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
595 "first argument must be a string or unicode, not %.80s",
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
596 Py_TYPE(pystr)->tp_name);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
597 return NULL;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
598 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
599 }
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
600
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
601 static PyMethodDef json_methods[] = {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
602 {"encode_basestring_ascii", (PyCFunction)py_encode_basestring_ascii,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
603 METH_O, pydoc_encode_basestring_ascii},
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
604 {"scanstring", (PyCFunction)py_scanstring, METH_VARARGS,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
605 pydoc_scanstring},
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
606 {NULL, NULL, 0, NULL}
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
607 };
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
608
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
609 PyDoc_STRVAR(module_doc,
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
610 "json speedups\n");
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
611
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
612 void
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
613 init_json(void)
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
614 {
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
615 PyObject *m;
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
616 m = Py_InitModule3("_json", json_methods, module_doc);
4ded35754cb7 Add the 'json' package. Code taken from simplejson 1.9 and contributed by Bob
Brett Cannon <bcannon@gmail.com>
parents:
diff changeset
617 }