Initial upload v3.4.7

This commit is contained in:
Jay D Dee
2016-09-22 13:16:18 -04:00
parent a3c8079774
commit a35039bc05
480 changed files with 211015 additions and 3 deletions

4
compat/jansson/.gitignore vendored Normal file
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*.h.in
*.h.in~
libtool
libjansson.a

19
compat/jansson/LICENSE Normal file
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Copyright (c) 2009, 2010 Petri Lehtinen <petri@digip.org>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.

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noinst_LIBRARIES = libjansson.a
libjansson_a_SOURCES = \
config.h \
dump.c \
error.c \
hashtable.c hashtable.h \
jansson.h \
jansson_config.h \
jansson_private.h \
load.c \
memory.c \
pack_unpack.c \
strbuffer.c strbuffer.h \
strconv.c \
utf.c utf.h \
util.h \
value.c

140
compat/jansson/config.h Normal file
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/* config.h. Generated from config.h.in by configure. */
/* config.h.in. Generated from configure.ac by autoheader. */
/* Define to 1 if gcc's __atomic builtins are available */
/* #undef HAVE_ATOMIC_BUILTINS */
/* Define to 1 if you have the `close' function. */
#define HAVE_CLOSE 1
/* Define to 1 if you have the <dlfcn.h> header file. */
/* #undef HAVE_DLFCN_H */
/* Define to 1 if you have the <endian.h> header file. */
/* #undef HAVE_ENDIAN_H */
/* Define to 1 if you have the <fcntl.h> header file. */
#define HAVE_FCNTL_H 1
/* Define to 1 if you have the `getpid' function. */
#define HAVE_GETPID 1
/* Define to 1 if you have the `gettimeofday' function. */
#define HAVE_GETTIMEOFDAY 1
/* Define to 1 if you have the <inttypes.h> header file. */
#define HAVE_INTTYPES_H 1
/* Define to 1 if you have the `localeconv' function. */
#define HAVE_LOCALECONV 1
/* Define to 1 if you have the <locale.h> header file. */
#define HAVE_LOCALE_H 1
/* Define to 1 if the system has the type `long long int'. */
#define HAVE_LONG_LONG_INT 1
/* Define to 1 if you have the <memory.h> header file. */
#define HAVE_MEMORY_H 1
/* Define to 1 if you have the `open' function. */
#define HAVE_OPEN 1
/* Define to 1 if you have the `read' function. */
#define HAVE_READ 1
/* Define to 1 if you have the <sched.h> header file. */
#define HAVE_SCHED_H 1
/* Define to 1 if you have the `sched_yield' function. */
/* #undef HAVE_SCHED_YIELD */
/* Define to 1 if you have the <stdint.h> header file. */
#define HAVE_STDINT_H 1
/* Define to 1 if you have the <stdlib.h> header file. */
#define HAVE_STDLIB_H 1
/* Define to 1 if you have the <strings.h> header file. */
#define HAVE_STRINGS_H 1
/* Define to 1 if you have the <string.h> header file. */
#define HAVE_STRING_H 1
/* Define to 1 if you have the `strtoll' function. */
#define HAVE_STRTOLL 1
/* Define to 1 if gcc's __sync builtins are available */
#define HAVE_SYNC_BUILTINS 1
/* Define to 1 if you have the <sys/param.h> header file. */
#define HAVE_SYS_PARAM_H 1
/* Define to 1 if you have the <sys/stat.h> header file. */
#define HAVE_SYS_STAT_H 1
/* Define to 1 if you have the <sys/time.h> header file. */
#define HAVE_SYS_TIME_H 1
/* Define to 1 if you have the <sys/types.h> header file. */
#define HAVE_SYS_TYPES_H 1
/* Define to 1 if you have the <unistd.h> header file. */
#define HAVE_UNISTD_H 1
/* Define to the sub-directory in which libtool stores uninstalled libraries.
*/
#define LT_OBJDIR ".libs/"
/* Name of package */
#define PACKAGE "jansson"
/* Define to the address where bug reports for this package should be sent. */
#define PACKAGE_BUGREPORT "petri@digip.org"
/* Define to the full name of this package. */
#define PACKAGE_NAME "jansson"
/* Define to the full name and version of this package. */
#define PACKAGE_STRING "jansson 2.6"
/* Define to the one symbol short name of this package. */
#define PACKAGE_TARNAME "jansson"
/* Define to the home page for this package. */
#define PACKAGE_URL ""
/* Define to the version of this package. */
#define PACKAGE_VERSION "2.6"
/* Define to 1 if you have the ANSI C header files. */
#define STDC_HEADERS 1
/* Define to 1 if /dev/urandom should be used for seeding the hash function */
#define USE_URANDOM 1
/* Define to 1 if CryptGenRandom should be used for seeding the hash function
*/
#define USE_WINDOWS_CRYPTOAPI 1
/* Version number of package */
#define VERSION "2.6"
/* Define for Solaris 2.5.1 so the uint32_t typedef from <sys/synch.h>,
<pthread.h>, or <semaphore.h> is not used. If the typedef were allowed, the
#define below would cause a syntax error. */
/* #undef _UINT32_T */
/* Define to `__inline__' or `__inline' if that's what the C compiler
calls it, or to nothing if 'inline' is not supported under any name. */
#ifndef __cplusplus
/* #undef inline */
#endif
/* Define to the type of a signed integer type of width exactly 32 bits if
such a type exists and the standard includes do not define it. */
/* #undef int32_t */
/* Define to the type of an unsigned integer type of width exactly 32 bits if
such a type exists and the standard includes do not define it. */
/* #undef uint32_t */

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AC_PREREQ([2.60])
AC_INIT([jansson], [2.6], [petri@digip.org])
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE([1.10 foreign])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_CONFIG_SRCDIR([value.c])
AC_CONFIG_HEADERS([config.h])
# Checks for programs.
AC_PROG_CC
AC_PROG_LIBTOOL
AM_CONDITIONAL([GCC], [test x$GCC = xyes])
# Checks for libraries.
# Checks for header files.
AC_CHECK_HEADERS([endian.h fcntl.h locale.h sched.h unistd.h sys/param.h sys/stat.h sys/time.h sys/types.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_INT32_T
AC_TYPE_UINT32_T
AC_TYPE_LONG_LONG_INT
AC_C_INLINE
case $ac_cv_c_inline in
yes) json_inline=inline;;
no) json_inline=;;
*) json_inline=$ac_cv_c_inline;;
esac
AC_SUBST([json_inline])
# Checks for library functions.
AC_CHECK_FUNCS([close getpid gettimeofday localeconv open read sched_yield strtoll])
AC_MSG_CHECKING([for gcc __sync builtins])
have_sync_builtins=no
AC_TRY_LINK(
[], [unsigned long val; __sync_bool_compare_and_swap(&val, 0, 1);],
[have_sync_builtins=yes],
)
if test "x$have_sync_builtins" = "xyes"; then
AC_DEFINE([HAVE_SYNC_BUILTINS], [1],
[Define to 1 if gcc's __sync builtins are available])
fi
AC_MSG_RESULT([$have_sync_builtins])
AC_MSG_CHECKING([for gcc __atomic builtins])
have_atomic_builtins=no
AC_TRY_LINK(
[], [char l; unsigned long v; __atomic_test_and_set(&l, __ATOMIC_RELAXED); __atomic_store_n(&v, 1, __ATOMIC_ACQ_REL); __atomic_load_n(&v, __ATOMIC_ACQUIRE);],
[have_atomic_builtins=yes],
)
if test "x$have_atomic_builtins" = "xyes"; then
AC_DEFINE([HAVE_ATOMIC_BUILTINS], [1],
[Define to 1 if gcc's __atomic builtins are available])
fi
AC_MSG_RESULT([$have_atomic_builtins])
case "$ac_cv_type_long_long_int$ac_cv_func_strtoll" in
yesyes) json_have_long_long=1;;
*) json_have_long_long=0;;
esac
AC_SUBST([json_have_long_long])
case "$ac_cv_header_locale_h$ac_cv_func_localeconv" in
yesyes) json_have_localeconv=1;;
*) json_have_localeconv=0;;
esac
AC_SUBST([json_have_localeconv])
# Features
AC_ARG_ENABLE([urandom],
[AS_HELP_STRING([--disable-urandom],
[Don't use /dev/urandom to seed the hash function])],
[use_urandom=$enableval], [use_urandom=yes])
if test "x$use_urandom" = xyes; then
AC_DEFINE([USE_URANDOM], [1],
[Define to 1 if /dev/urandom should be used for seeding the hash function])
fi
AC_ARG_ENABLE([windows-cryptoapi],
[AS_HELP_STRING([--disable-windows-cryptoapi],
[Don't use CryptGenRandom to seed the hash function])],
[use_windows_cryptoapi=$enableval], [use_windows_cryptoapi=yes])
if test "x$use_windows_cryptoapi" = xyes; then
AC_DEFINE([USE_WINDOWS_CRYPTOAPI], [1],
[Define to 1 if CryptGenRandom should be used for seeding the hash function])
fi
AC_CONFIG_FILES([
Makefile
])
AC_OUTPUT

456
compat/jansson/dump.c Normal file
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/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "jansson.h"
#include "jansson_private.h"
#include "strbuffer.h"
#include "utf.h"
#define MAX_INTEGER_STR_LENGTH 100
#define MAX_REAL_STR_LENGTH 100
struct object_key {
size_t serial;
const char *key;
};
static int dump_to_strbuffer(const char *buffer, size_t size, void *data)
{
return strbuffer_append_bytes((strbuffer_t *)data, buffer, size);
}
static int dump_to_file(const char *buffer, size_t size, void *data)
{
FILE *dest = (FILE *)data;
if(fwrite(buffer, size, 1, dest) != 1)
return -1;
return 0;
}
/* 32 spaces (the maximum indentation size) */
static const char whitespace[] = " ";
static int dump_indent(size_t flags, int depth, int space, json_dump_callback_t dump, void *data)
{
if(JSON_INDENT(flags) > 0)
{
int i, ws_count = JSON_INDENT(flags);
if(dump("\n", 1, data))
return -1;
for(i = 0; i < depth; i++)
{
if(dump(whitespace, ws_count, data))
return -1;
}
}
else if(space && !(flags & JSON_COMPACT))
{
return dump(" ", 1, data);
}
return 0;
}
static int dump_string(const char *str, json_dump_callback_t dump, void *data, size_t flags)
{
const char *pos, *end;
int32_t codepoint;
if(dump("\"", 1, data))
return -1;
end = pos = str;
while(1)
{
const char *text;
char seq[13];
int length;
while(*end)
{
end = utf8_iterate(pos, &codepoint);
if(!end)
return -1;
/* mandatory escape or control char */
if(codepoint == '\\' || codepoint == '"' || codepoint < 0x20)
break;
/* slash */
if((flags & JSON_ESCAPE_SLASH) && codepoint == '/')
break;
/* non-ASCII */
if((flags & JSON_ENSURE_ASCII) && codepoint > 0x7F)
break;
pos = end;
}
if(pos != str) {
if(dump(str, pos - str, data))
return -1;
}
if(end == pos)
break;
/* handle \, /, ", and control codes */
length = 2;
switch(codepoint)
{
case '\\': text = "\\\\"; break;
case '\"': text = "\\\""; break;
case '\b': text = "\\b"; break;
case '\f': text = "\\f"; break;
case '\n': text = "\\n"; break;
case '\r': text = "\\r"; break;
case '\t': text = "\\t"; break;
case '/': text = "\\/"; break;
default:
{
/* codepoint is in BMP */
if(codepoint < 0x10000)
{
sprintf(seq, "\\u%04x", codepoint);
length = 6;
}
/* not in BMP -> construct a UTF-16 surrogate pair */
else
{
int32_t first, last;
codepoint -= 0x10000;
first = 0xD800 | ((codepoint & 0xffc00) >> 10);
last = 0xDC00 | (codepoint & 0x003ff);
sprintf(seq, "\\u%04x\\u%04x", first, last);
length = 12;
}
text = seq;
break;
}
}
if(dump(text, length, data))
return -1;
str = pos = end;
}
return dump("\"", 1, data);
}
static int object_key_compare_keys(const void *key1, const void *key2)
{
return strcmp(((const struct object_key *)key1)->key,
((const struct object_key *)key2)->key);
}
static int object_key_compare_serials(const void *key1, const void *key2)
{
size_t a = ((const struct object_key *)key1)->serial;
size_t b = ((const struct object_key *)key2)->serial;
return a < b ? -1 : a == b ? 0 : 1;
}
static int do_dump(const json_t *json, size_t flags, int depth,
json_dump_callback_t dump, void *data)
{
if(!json)
return -1;
switch(json_typeof(json)) {
case JSON_NULL:
return dump("null", 4, data);
case JSON_TRUE:
return dump("true", 4, data);
case JSON_FALSE:
return dump("false", 5, data);
case JSON_INTEGER:
{
char buffer[MAX_INTEGER_STR_LENGTH];
int size;
size = snprintf(buffer, MAX_INTEGER_STR_LENGTH,
"%" JSON_INTEGER_FORMAT,
json_integer_value(json));
if(size < 0 || size >= MAX_INTEGER_STR_LENGTH)
return -1;
return dump(buffer, size, data);
}
case JSON_REAL:
{
char buffer[MAX_REAL_STR_LENGTH];
int size;
double value = json_real_value(json);
size = jsonp_dtostr(buffer, MAX_REAL_STR_LENGTH, value);
if(size < 0)
return -1;
return dump(buffer, size, data);
}
case JSON_STRING:
return dump_string(json_string_value(json), dump, data, flags);
case JSON_ARRAY:
{
int i;
int n;
json_array_t *array;
/* detect circular references */
array = json_to_array(json);
if(array->visited)
goto array_error;
array->visited = 1;
n = json_array_size(json);
if(dump("[", 1, data))
goto array_error;
if(n == 0) {
array->visited = 0;
return dump("]", 1, data);
}
if(dump_indent(flags, depth + 1, 0, dump, data))
goto array_error;
for(i = 0; i < n; ++i) {
if(do_dump(json_array_get(json, i), flags, depth + 1,
dump, data))
goto array_error;
if(i < n - 1)
{
if(dump(",", 1, data) ||
dump_indent(flags, depth + 1, 1, dump, data))
goto array_error;
}
else
{
if(dump_indent(flags, depth, 0, dump, data))
goto array_error;
}
}
array->visited = 0;
return dump("]", 1, data);
array_error:
array->visited = 0;
return -1;
}
case JSON_OBJECT:
{
json_object_t *object;
void *iter;
const char *separator;
int separator_length;
if(flags & JSON_COMPACT) {
separator = ":";
separator_length = 1;
}
else {
separator = ": ";
separator_length = 2;
}
/* detect circular references */
object = json_to_object(json);
if(object->visited)
goto object_error;
object->visited = 1;
iter = json_object_iter((json_t *)json);
if(dump("{", 1, data))
goto object_error;
if(!iter) {
object->visited = 0;
return dump("}", 1, data);
}
if(dump_indent(flags, depth + 1, 0, dump, data))
goto object_error;
if(flags & JSON_SORT_KEYS || flags & JSON_PRESERVE_ORDER)
{
struct object_key *keys;
size_t size, i;
int (*cmp_func)(const void *, const void *);
size = json_object_size(json);
keys = jsonp_malloc(size * sizeof(struct object_key));
if(!keys)
goto object_error;
i = 0;
while(iter)
{
keys[i].serial = hashtable_iter_serial(iter);
keys[i].key = json_object_iter_key(iter);
iter = json_object_iter_next((json_t *)json, iter);
i++;
}
assert(i == size);
if(flags & JSON_SORT_KEYS)
cmp_func = object_key_compare_keys;
else
cmp_func = object_key_compare_serials;
qsort(keys, size, sizeof(struct object_key), cmp_func);
for(i = 0; i < size; i++)
{
const char *key;
json_t *value;
key = keys[i].key;
value = json_object_get(json, key);
assert(value);
dump_string(key, dump, data, flags);
if(dump(separator, separator_length, data) ||
do_dump(value, flags, depth + 1, dump, data))
{
jsonp_free(keys);
goto object_error;
}
if(i < size - 1)
{
if(dump(",", 1, data) ||
dump_indent(flags, depth + 1, 1, dump, data))
{
jsonp_free(keys);
goto object_error;
}
}
else
{
if(dump_indent(flags, depth, 0, dump, data))
{
jsonp_free(keys);
goto object_error;
}
}
}
jsonp_free(keys);
}
else
{
/* Don't sort keys */
while(iter)
{
void *next = json_object_iter_next((json_t *)json, iter);
dump_string(json_object_iter_key(iter), dump, data, flags);
if(dump(separator, separator_length, data) ||
do_dump(json_object_iter_value(iter), flags, depth + 1,
dump, data))
goto object_error;
if(next)
{
if(dump(",", 1, data) ||
dump_indent(flags, depth + 1, 1, dump, data))
goto object_error;
}
else
{
if(dump_indent(flags, depth, 0, dump, data))
goto object_error;
}
iter = next;
}
}
object->visited = 0;
return dump("}", 1, data);
object_error:
object->visited = 0;
return -1;
}
default:
/* not reached */
return -1;
}
}
char *json_dumps(const json_t *json, size_t flags)
{
strbuffer_t strbuff;
char *result;
if(strbuffer_init(&strbuff))
return NULL;
if(json_dump_callback(json, dump_to_strbuffer, (void *)&strbuff, flags))
result = NULL;
else
result = jsonp_strdup(strbuffer_value(&strbuff));
strbuffer_close(&strbuff);
return result;
}
int json_dumpf(const json_t *json, FILE *output, size_t flags)
{
return json_dump_callback(json, dump_to_file, (void *)output, flags);
}
int json_dump_file(const json_t *json, const char *path, size_t flags)
{
int result;
FILE *output = fopen(path, "w");
if(!output)
return -1;
result = json_dumpf(json, output, flags);
fclose(output);
return result;
}
int json_dump_callback(const json_t *json, json_dump_callback_t callback, void *data, size_t flags)
{
if(!(flags & JSON_ENCODE_ANY)) {
if(!json_is_array(json) && !json_is_object(json))
return -1;
}
return do_dump(json, flags, 0, callback, data);
}

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compat/jansson/error.c Normal file
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#include <string.h>
#include "jansson_private.h"
void jsonp_error_init(json_error_t *error, const char *source)
{
if(error)
{
error->text[0] = '\0';
error->line = -1;
error->column = -1;
error->position = 0;
if(source)
jsonp_error_set_source(error, source);
else
error->source[0] = '\0';
}
}
void jsonp_error_set_source(json_error_t *error, const char *source)
{
size_t length;
if(!error || !source)
return;
length = strlen(source);
if(length < JSON_ERROR_SOURCE_LENGTH)
strcpy(error->source, source);
else {
size_t extra = length - JSON_ERROR_SOURCE_LENGTH + 4;
strcpy(error->source, "...");
strcpy(error->source + 3, source + extra);
}
}
void jsonp_error_set(json_error_t *error, int line, int column,
size_t position, const char *msg, ...)
{
va_list ap;
va_start(ap, msg);
jsonp_error_vset(error, line, column, position, msg, ap);
va_end(ap);
}
void jsonp_error_vset(json_error_t *error, int line, int column,
size_t position, const char *msg, va_list ap)
{
if(!error)
return;
if(error->text[0] != '\0') {
/* error already set */
return;
}
error->line = line;
error->column = column;
error->position = position;
vsnprintf(error->text, JSON_ERROR_TEXT_LENGTH, msg, ap);
error->text[JSON_ERROR_TEXT_LENGTH - 1] = '\0';
}

360
compat/jansson/hashtable.c Normal file
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/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#include <stdlib.h>
#include <string.h>
#include <jansson_config.h> /* for JSON_INLINE */
#include "jansson_private.h" /* for container_of() */
#include "hashtable.h"
typedef struct hashtable_list list_t;
typedef struct hashtable_pair pair_t;
typedef struct hashtable_bucket bucket_t;
#define list_to_pair(list_) container_of(list_, pair_t, list)
/* From http://www.cse.yorku.ca/~oz/hash.html */
static size_t hash_str(const void *ptr)
{
const char *str = (const char *)ptr;
size_t hash = 5381;
size_t c;
while((c = (size_t)*str))
{
hash = ((hash << 5) + hash) + c;
str++;
}
return hash;
}
static JSON_INLINE void list_init(list_t *list)
{
list->next = list;
list->prev = list;
}
static JSON_INLINE void list_insert(list_t *list, list_t *node)
{
node->next = list;
node->prev = list->prev;
list->prev->next = node;
list->prev = node;
}
static JSON_INLINE void list_remove(list_t *list)
{
list->prev->next = list->next;
list->next->prev = list->prev;
}
static JSON_INLINE int bucket_is_empty(hashtable_t *hashtable, bucket_t *bucket)
{
return bucket->first == &hashtable->list && bucket->first == bucket->last;
}
static void insert_to_bucket(hashtable_t *hashtable, bucket_t *bucket,
list_t *list)
{
if(bucket_is_empty(hashtable, bucket))
{
list_insert(&hashtable->list, list);
bucket->first = bucket->last = list;
}
else
{
list_insert(bucket->first, list);
bucket->first = list;
}
}
static const size_t primes[] = {
5, 13, 23, 53, 97, 193, 389, 769, 1543, 3079, 6151, 12289, 24593,
49157, 98317, 196613, 393241, 786433, 1572869, 3145739, 6291469,
12582917, 25165843, 50331653, 100663319, 201326611, 402653189,
805306457, 1610612741
};
static JSON_INLINE size_t num_buckets(hashtable_t *hashtable)
{
return primes[hashtable->num_buckets];
}
static pair_t *hashtable_find_pair(hashtable_t *hashtable, bucket_t *bucket,
const char *key, size_t hash)
{
list_t *list;
pair_t *pair;
if(bucket_is_empty(hashtable, bucket))
return NULL;
list = bucket->first;
while(1)
{
pair = list_to_pair(list);
if(pair->hash == hash && strcmp(pair->key, key) == 0)
return pair;
if(list == bucket->last)
break;
list = list->next;
}
return NULL;
}
/* returns 0 on success, -1 if key was not found */
static int hashtable_do_del(hashtable_t *hashtable,
const char *key, size_t hash)
{
pair_t *pair;
bucket_t *bucket;
size_t index;
index = hash % num_buckets(hashtable);
bucket = &hashtable->buckets[index];
pair = hashtable_find_pair(hashtable, bucket, key, hash);
if(!pair)
return -1;
if(&pair->list == bucket->first && &pair->list == bucket->last)
bucket->first = bucket->last = &hashtable->list;
else if(&pair->list == bucket->first)
bucket->first = pair->list.next;
else if(&pair->list == bucket->last)
bucket->last = pair->list.prev;
list_remove(&pair->list);
json_decref(pair->value);
jsonp_free(pair);
hashtable->size--;
return 0;
}
static void hashtable_do_clear(hashtable_t *hashtable)
{
list_t *list, *next;
pair_t *pair;
for(list = hashtable->list.next; list != &hashtable->list; list = next)
{
next = list->next;
pair = list_to_pair(list);
json_decref(pair->value);
jsonp_free(pair);
}
}
static int hashtable_do_rehash(hashtable_t *hashtable)
{
list_t *list, *next;
pair_t *pair;
size_t i, index, new_size;
jsonp_free(hashtable->buckets);
hashtable->num_buckets++;
new_size = num_buckets(hashtable);
hashtable->buckets = jsonp_malloc(new_size * sizeof(bucket_t));
if(!hashtable->buckets)
return -1;
for(i = 0; i < num_buckets(hashtable); i++)
{
hashtable->buckets[i].first = hashtable->buckets[i].last =
&hashtable->list;
}
list = hashtable->list.next;
list_init(&hashtable->list);
for(; list != &hashtable->list; list = next) {
next = list->next;
pair = list_to_pair(list);
index = pair->hash % new_size;
insert_to_bucket(hashtable, &hashtable->buckets[index], &pair->list);
}
return 0;
}
int hashtable_init(hashtable_t *hashtable)
{
size_t i;
hashtable->size = 0;
hashtable->num_buckets = 0; /* index to primes[] */
hashtable->buckets = jsonp_malloc(num_buckets(hashtable) * sizeof(bucket_t));
if(!hashtable->buckets)
return -1;
list_init(&hashtable->list);
for(i = 0; i < num_buckets(hashtable); i++)
{
hashtable->buckets[i].first = hashtable->buckets[i].last =
&hashtable->list;
}
return 0;
}
void hashtable_close(hashtable_t *hashtable)
{
hashtable_do_clear(hashtable);
jsonp_free(hashtable->buckets);
}
int hashtable_set(hashtable_t *hashtable,
const char *key, size_t serial,
json_t *value)
{
pair_t *pair;
bucket_t *bucket;
size_t hash, index;
/* rehash if the load ratio exceeds 1 */
if(hashtable->size >= num_buckets(hashtable))
if(hashtable_do_rehash(hashtable))
return -1;
hash = hash_str(key);
index = hash % num_buckets(hashtable);
bucket = &hashtable->buckets[index];
pair = hashtable_find_pair(hashtable, bucket, key, hash);
if(pair)
{
json_decref(pair->value);
pair->value = value;
}
else
{
/* offsetof(...) returns the size of pair_t without the last,
flexible member. This way, the correct amount is
allocated. */
pair = jsonp_malloc(offsetof(pair_t, key) + strlen(key) + 1);
if(!pair)
return -1;
pair->hash = hash;
pair->serial = serial;
strcpy(pair->key, key);
pair->value = value;
list_init(&pair->list);
insert_to_bucket(hashtable, bucket, &pair->list);
hashtable->size++;
}
return 0;
}
void *hashtable_get(hashtable_t *hashtable, const char *key)
{
pair_t *pair;
size_t hash;
bucket_t *bucket;
hash = hash_str(key);
bucket = &hashtable->buckets[hash % num_buckets(hashtable)];
pair = hashtable_find_pair(hashtable, bucket, key, hash);
if(!pair)
return NULL;
return pair->value;
}
int hashtable_del(hashtable_t *hashtable, const char *key)
{
size_t hash = hash_str(key);
return hashtable_do_del(hashtable, key, hash);
}
void hashtable_clear(hashtable_t *hashtable)
{
size_t i;
hashtable_do_clear(hashtable);
for(i = 0; i < num_buckets(hashtable); i++)
{
hashtable->buckets[i].first = hashtable->buckets[i].last =
&hashtable->list;
}
list_init(&hashtable->list);
hashtable->size = 0;
}
void *hashtable_iter(hashtable_t *hashtable)
{
return hashtable_iter_next(hashtable, &hashtable->list);
}
void *hashtable_iter_at(hashtable_t *hashtable, const char *key)
{
pair_t *pair;
size_t hash;
bucket_t *bucket;
hash = hash_str(key);
bucket = &hashtable->buckets[hash % num_buckets(hashtable)];
pair = hashtable_find_pair(hashtable, bucket, key, hash);
if(!pair)
return NULL;
return &pair->list;
}
void *hashtable_iter_next(hashtable_t *hashtable, void *iter)
{
list_t *list = (list_t *)iter;
if(list->next == &hashtable->list)
return NULL;
return list->next;
}
void *hashtable_iter_key(void *iter)
{
pair_t *pair = list_to_pair((list_t *)iter);
return pair->key;
}
size_t hashtable_iter_serial(void *iter)
{
pair_t *pair = list_to_pair((list_t *)iter);
return pair->serial;
}
void *hashtable_iter_value(void *iter)
{
pair_t *pair = list_to_pair((list_t *)iter);
return pair->value;
}
void hashtable_iter_set(void *iter, json_t *value)
{
pair_t *pair = list_to_pair((list_t *)iter);
json_decref(pair->value);
pair->value = value;
}

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/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef HASHTABLE_H
#define HASHTABLE_H
struct hashtable_list {
struct hashtable_list *prev;
struct hashtable_list *next;
};
/* "pair" may be a bit confusing a name, but think of it as a
key-value pair. In this case, it just encodes some extra data,
too */
struct hashtable_pair {
size_t hash;
struct hashtable_list list;
json_t *value;
size_t serial;
char key[1];
};
struct hashtable_bucket {
struct hashtable_list *first;
struct hashtable_list *last;
};
typedef struct hashtable {
size_t size;
struct hashtable_bucket *buckets;
size_t num_buckets; /* index to primes[] */
struct hashtable_list list;
} hashtable_t;
#define hashtable_key_to_iter(key_) \
(&(container_of(key_, struct hashtable_pair, key)->list))
/**
* hashtable_init - Initialize a hashtable object
*
* @hashtable: The (statically allocated) hashtable object
*
* Initializes a statically allocated hashtable object. The object
* should be cleared with hashtable_close when it's no longer used.
*
* Returns 0 on success, -1 on error (out of memory).
*/
int hashtable_init(hashtable_t *hashtable);
/**
* hashtable_close - Release all resources used by a hashtable object
*
* @hashtable: The hashtable
*
* Destroys a statically allocated hashtable object.
*/
void hashtable_close(hashtable_t *hashtable);
/**
* hashtable_set - Add/modify value in hashtable
*
* @hashtable: The hashtable object
* @key: The key
* @serial: For addition order of keys
* @value: The value
*
* If a value with the given key already exists, its value is replaced
* with the new value. Value is "stealed" in the sense that hashtable
* doesn't increment its refcount but decreases the refcount when the
* value is no longer needed.
*
* Returns 0 on success, -1 on failure (out of memory).
*/
int hashtable_set(hashtable_t *hashtable,
const char *key, size_t serial,
json_t *value);
/**
* hashtable_get - Get a value associated with a key
*
* @hashtable: The hashtable object
* @key: The key
*
* Returns value if it is found, or NULL otherwise.
*/
void *hashtable_get(hashtable_t *hashtable, const char *key);
/**
* hashtable_del - Remove a value from the hashtable
*
* @hashtable: The hashtable object
* @key: The key
*
* Returns 0 on success, or -1 if the key was not found.
*/
int hashtable_del(hashtable_t *hashtable, const char *key);
/**
* hashtable_clear - Clear hashtable
*
* @hashtable: The hashtable object
*
* Removes all items from the hashtable.
*/
void hashtable_clear(hashtable_t *hashtable);
/**
* hashtable_iter - Iterate over hashtable
*
* @hashtable: The hashtable object
*
* Returns an opaque iterator to the first element in the hashtable.
* The iterator should be passed to hashtable_iter_* functions.
* The hashtable items are not iterated over in any particular order.
*
* There's no need to free the iterator in any way. The iterator is
* valid as long as the item that is referenced by the iterator is not
* deleted. Other values may be added or deleted. In particular,
* hashtable_iter_next() may be called on an iterator, and after that
* the key/value pair pointed by the old iterator may be deleted.
*/
void *hashtable_iter(hashtable_t *hashtable);
/**
* hashtable_iter_at - Return an iterator at a specific key
*
* @hashtable: The hashtable object
* @key: The key that the iterator should point to
*
* Like hashtable_iter() but returns an iterator pointing to a
* specific key.
*/
void *hashtable_iter_at(hashtable_t *hashtable, const char *key);
/**
* hashtable_iter_next - Advance an iterator
*
* @hashtable: The hashtable object
* @iter: The iterator
*
* Returns a new iterator pointing to the next element in the
* hashtable or NULL if the whole hastable has been iterated over.
*/
void *hashtable_iter_next(hashtable_t *hashtable, void *iter);
/**
* hashtable_iter_key - Retrieve the key pointed by an iterator
*
* @iter: The iterator
*/
void *hashtable_iter_key(void *iter);
/**
* hashtable_iter_serial - Retrieve the serial number pointed to by an iterator
*
* @iter: The iterator
*/
size_t hashtable_iter_serial(void *iter);
/**
* hashtable_iter_value - Retrieve the value pointed by an iterator
*
* @iter: The iterator
*/
void *hashtable_iter_value(void *iter);
/**
* hashtable_iter_set - Set the value pointed by an iterator
*
* @iter: The iterator
* @value: The value to set
*/
void hashtable_iter_set(void *iter, json_t *value);
#endif

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/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef JANSSON_H
#define JANSSON_H
#include <stdio.h>
#include <stdlib.h> /* for size_t */
#include <stdarg.h>
#include <jansson_config.h>
#ifdef __cplusplus
extern "C" {
#endif
/* version */
#define JANSSON_MAJOR_VERSION 2
#define JANSSON_MINOR_VERSION 6
#define JANSSON_MICRO_VERSION 0
/* Micro version is omitted if it's 0 */
#define JANSSON_VERSION "2.6"
/* Version as a 3-byte hex number, e.g. 0x010201 == 1.2.1. Use this
for numeric comparisons, e.g. #if JANSSON_VERSION_HEX >= ... */
#define JANSSON_VERSION_HEX ((JANSSON_MAJOR_VERSION << 16) | \
(JANSSON_MINOR_VERSION << 8) | \
(JANSSON_MICRO_VERSION << 0))
/* types */
typedef enum {
JSON_OBJECT,
JSON_ARRAY,
JSON_STRING,
JSON_INTEGER,
JSON_REAL,
JSON_TRUE,
JSON_FALSE,
JSON_NULL
} json_type;
typedef struct json_t {
json_type type;
size_t refcount;
} json_t;
#ifndef JANSSON_USING_CMAKE /* disabled if using cmake */
#if JSON_INTEGER_IS_LONG_LONG
#ifdef _WIN32
#define JSON_INTEGER_FORMAT "I64d"
#else
#define JSON_INTEGER_FORMAT "lld"
#endif
typedef long long json_int_t;
#else
#define JSON_INTEGER_FORMAT "ld"
typedef long json_int_t;
#endif /* JSON_INTEGER_IS_LONG_LONG */
#endif
#define json_typeof(json) ((json)->type)
#define json_is_object(json) (json && json_typeof(json) == JSON_OBJECT)
#define json_is_array(json) (json && json_typeof(json) == JSON_ARRAY)
#define json_is_string(json) (json && json_typeof(json) == JSON_STRING)
#define json_is_integer(json) (json && json_typeof(json) == JSON_INTEGER)
#define json_is_real(json) (json && json_typeof(json) == JSON_REAL)
#define json_is_number(json) (json_is_integer(json) || json_is_real(json))
#define json_is_true(json) (json && json_typeof(json) == JSON_TRUE)
#define json_is_false(json) (json && json_typeof(json) == JSON_FALSE)
#define json_is_boolean(json) (json_is_true(json) || json_is_false(json))
#define json_is_null(json) (json && json_typeof(json) == JSON_NULL)
/* construction, destruction, reference counting */
json_t *json_object(void);
json_t *json_array(void);
json_t *json_string(const char *value);
json_t *json_string_nocheck(const char *value);
json_t *json_integer(json_int_t value);
json_t *json_real(double value);
json_t *json_true(void);
json_t *json_false(void);
#define json_boolean(val) ((val) ? json_true() : json_false())
json_t *json_null(void);
static JSON_INLINE
json_t *json_incref(json_t *json)
{
if(json && json->refcount != (size_t)-1)
++json->refcount;
return json;
}
/* do not call json_delete directly */
void json_delete(json_t *json);
static JSON_INLINE
void json_decref(json_t *json)
{
if(json && json->refcount != (size_t)-1 && --json->refcount == 0)
json_delete(json);
}
/* error reporting */
#define JSON_ERROR_TEXT_LENGTH 160
#define JSON_ERROR_SOURCE_LENGTH 80
typedef struct {
int line;
int column;
int position;
char source[JSON_ERROR_SOURCE_LENGTH];
char text[JSON_ERROR_TEXT_LENGTH];
} json_error_t;
/* getters, setters, manipulation */
size_t json_object_size(const json_t *object);
json_t *json_object_get(const json_t *object, const char *key);
int json_object_set_new(json_t *object, const char *key, json_t *value);
int json_object_set_new_nocheck(json_t *object, const char *key, json_t *value);
int json_object_del(json_t *object, const char *key);
int json_object_clear(json_t *object);
int json_object_update(json_t *object, json_t *other);
int json_object_update_existing(json_t *object, json_t *other);
int json_object_update_missing(json_t *object, json_t *other);
void *json_object_iter(json_t *object);
void *json_object_iter_at(json_t *object, const char *key);
void *json_object_key_to_iter(const char *key);
void *json_object_iter_next(json_t *object, void *iter);
const char *json_object_iter_key(void *iter);
json_t *json_object_iter_value(void *iter);
int json_object_iter_set_new(json_t *object, void *iter, json_t *value);
#define json_object_foreach(object, key, value) \
for(key = json_object_iter_key(json_object_iter(object)); \
key && (value = json_object_iter_value(json_object_key_to_iter(key))); \
key = json_object_iter_key(json_object_iter_next(object, json_object_key_to_iter(key))))
#define json_array_foreach(array, index, value) \
for(index = 0; \
index < json_array_size(array) && (value = json_array_get(array, index)); \
index++)
static JSON_INLINE
int json_object_set(json_t *object, const char *key, json_t *value)
{
return json_object_set_new(object, key, json_incref(value));
}
static JSON_INLINE
int json_object_set_nocheck(json_t *object, const char *key, json_t *value)
{
return json_object_set_new_nocheck(object, key, json_incref(value));
}
static JSON_INLINE
int json_object_iter_set(json_t *object, void *iter, json_t *value)
{
return json_object_iter_set_new(object, iter, json_incref(value));
}
size_t json_array_size(const json_t *array);
json_t *json_array_get(const json_t *array, size_t index);
int json_array_set_new(json_t *array, size_t index, json_t *value);
int json_array_append_new(json_t *array, json_t *value);
int json_array_insert_new(json_t *array, size_t index, json_t *value);
int json_array_remove(json_t *array, size_t index);
int json_array_clear(json_t *array);
int json_array_extend(json_t *array, json_t *other);
static JSON_INLINE
int json_array_set(json_t *array, size_t ind, json_t *value)
{
return json_array_set_new(array, ind, json_incref(value));
}
static JSON_INLINE
int json_array_append(json_t *array, json_t *value)
{
return json_array_append_new(array, json_incref(value));
}
static JSON_INLINE
int json_array_insert(json_t *array, size_t ind, json_t *value)
{
return json_array_insert_new(array, ind, json_incref(value));
}
const char *json_string_value(const json_t *string);
json_int_t json_integer_value(const json_t *integer);
double json_real_value(const json_t *real);
double json_number_value(const json_t *json);
int json_string_set(json_t *string, const char *value);
int json_string_set_nocheck(json_t *string, const char *value);
int json_integer_set(json_t *integer, json_int_t value);
int json_real_set(json_t *real, double value);
/* pack, unpack */
json_t *json_pack(const char *fmt, ...);
json_t *json_pack_ex(json_error_t *error, size_t flags, const char *fmt, ...);
json_t *json_vpack_ex(json_error_t *error, size_t flags, const char *fmt, va_list ap);
#define JSON_VALIDATE_ONLY 0x1
#define JSON_STRICT 0x2
int json_unpack(json_t *root, const char *fmt, ...);
int json_unpack_ex(json_t *root, json_error_t *error, size_t flags, const char *fmt, ...);
int json_vunpack_ex(json_t *root, json_error_t *error, size_t flags, const char *fmt, va_list ap);
/* equality */
int json_equal(json_t *value1, json_t *value2);
/* copying */
json_t *json_copy(json_t *value);
json_t *json_deep_copy(const json_t *value);
/* decoding */
#define JSON_REJECT_DUPLICATES 0x1
#define JSON_DISABLE_EOF_CHECK 0x2
#define JSON_DECODE_ANY 0x4
#define JSON_DECODE_INT_AS_REAL 0x8
typedef size_t (*json_load_callback_t)(void *buffer, size_t buflen, void *data);
json_t *json_loads(const char *input, size_t flags, json_error_t *error);
json_t *json_loadb(const char *buffer, size_t buflen, size_t flags, json_error_t *error);
json_t *json_loadf(FILE *input, size_t flags, json_error_t *error);
json_t *json_load_file(const char *path, size_t flags, json_error_t *error);
json_t *json_load_callback(json_load_callback_t callback, void *data, size_t flags, json_error_t *error);
/* encoding */
#define JSON_INDENT(n) (n & 0x1F)
#define JSON_COMPACT 0x20
#define JSON_ENSURE_ASCII 0x40
#define JSON_SORT_KEYS 0x80
#define JSON_PRESERVE_ORDER 0x100
#define JSON_ENCODE_ANY 0x200
#define JSON_ESCAPE_SLASH 0x400
typedef int (*json_dump_callback_t)(const char *buffer, size_t size, void *data);
char *json_dumps(const json_t *json, size_t flags);
int json_dumpf(const json_t *json, FILE *output, size_t flags);
int json_dump_file(const json_t *json, const char *path, size_t flags);
int json_dump_callback(const json_t *json, json_dump_callback_t callback, void *data, size_t flags);
/* custom memory allocation */
typedef void *(*json_malloc_t)(size_t);
typedef void (*json_free_t)(void *);
void json_set_alloc_funcs(json_malloc_t malloc_fn, json_free_t free_fn);
#ifdef __cplusplus
}
#endif
#endif

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/*
* Copyright (c) 2010-2013 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*
*
* This file specifies a part of the site-specific configuration for
* Jansson, namely those things that affect the public API in
* jansson.h.
*
* The configure script copies this file to jansson_config.h and
* replaces @var@ substitutions by values that fit your system. If you
* cannot run the configure script, you can do the value substitution
* by hand.
*/
#ifndef JANSSON_CONFIG_H
#define JANSSON_CONFIG_H
/* If your compiler supports the inline keyword in C, JSON_INLINE is
defined to `inline', otherwise empty. In C++, the inline is always
supported. */
#ifdef _MSC_VER
#define inline __inline
#endif
#ifdef __cplusplus
#define JSON_INLINE inline
#else
#define JSON_INLINE inline
#endif
/* If your compiler supports the `long long` type and the strtoll()
library function, JSON_INTEGER_IS_LONG_LONG is defined to 1,
otherwise to 0. */
#define JSON_INTEGER_IS_LONG_LONG 1
/* If locale.h and localeconv() are available, define to 1,
otherwise to 0. */
#define JSON_HAVE_LOCALECONV 1
#endif

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/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef JANSSON_PRIVATE_H
#define JANSSON_PRIVATE_H
#include <stddef.h>
#include "jansson.h"
#include "hashtable.h"
#include "strbuffer.h"
#define container_of(ptr_, type_, member_) \
((type_ *)((char *)ptr_ - offsetof(type_, member_)))
/* On some platforms, max() may already be defined */
#ifndef max
#define max(a, b) ((a) > (b) ? (a) : (b))
#endif
/* va_copy is a C99 feature. In C89 implementations, it's sometimes
available as __va_copy. If not, memcpy() should do the trick. */
#ifndef va_copy
#ifdef __va_copy
#define va_copy __va_copy
#else
#define va_copy(a, b) memcpy(&(a), &(b), sizeof(va_list))
#endif
#endif
typedef struct {
json_t json;
hashtable_t hashtable;
size_t serial;
int visited;
} json_object_t;
typedef struct {
json_t json;
size_t size;
size_t entries;
json_t **table;
int visited;
} json_array_t;
typedef struct {
json_t json;
char *value;
} json_string_t;
typedef struct {
json_t json;
double value;
} json_real_t;
typedef struct {
json_t json;
json_int_t value;
} json_integer_t;
#define json_to_object(json_) container_of(json_, json_object_t, json)
#define json_to_array(json_) container_of(json_, json_array_t, json)
#define json_to_string(json_) container_of(json_, json_string_t, json)
#define json_to_real(json_) container_of(json_, json_real_t, json)
#define json_to_integer(json_) container_of(json_, json_integer_t, json)
void jsonp_error_init(json_error_t *error, const char *source);
void jsonp_error_set_source(json_error_t *error, const char *source);
void jsonp_error_set(json_error_t *error, int line, int column,
size_t position, const char *msg, ...);
void jsonp_error_vset(json_error_t *error, int line, int column,
size_t position, const char *msg, va_list ap);
/* Locale independent string<->double conversions */
int jsonp_strtod(strbuffer_t *strbuffer, double *out);
int jsonp_dtostr(char *buffer, size_t size, double value);
/* Wrappers for custom memory functions */
void* jsonp_malloc(size_t size);
void jsonp_free(void *ptr);
char *jsonp_strndup(const char *str, size_t length);
char *jsonp_strdup(const char *str);
/* Windows compatibility */
#ifdef _WIN32
#define snprintf _snprintf
#define vsnprintf _vsnprintf
#endif
#endif

1077
compat/jansson/load.c Normal file

File diff suppressed because it is too large Load Diff

56
compat/jansson/memory.c Normal file
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@@ -0,0 +1,56 @@
/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
* Copyright (c) 2011-2012 Basile Starynkevitch <basile@starynkevitch.net>
*
* Jansson is free software; you can redistribute it and/or modify it
* under the terms of the MIT license. See LICENSE for details.
*/
#include <stdlib.h>
#include <string.h>
#include "jansson.h"
#include "jansson_private.h"
/* memory function pointers */
static json_malloc_t do_malloc = malloc;
static json_free_t do_free = free;
void *jsonp_malloc(size_t size)
{
if(!size)
return NULL;
return (*do_malloc)(size);
}
void jsonp_free(void *ptr)
{
if(!ptr)
return;
(*do_free)(ptr);
}
char *jsonp_strdup(const char *str)
{
char *new_str;
size_t len;
len = strlen(str);
if(len == (size_t)-1)
return NULL;
new_str = jsonp_malloc(len + 1);
if(!new_str)
return NULL;
memcpy(new_str, str, len + 1);
return new_str;
}
void json_set_alloc_funcs(json_malloc_t malloc_fn, json_free_t free_fn)
{
do_malloc = malloc_fn;
do_free = free_fn;
}

View File

@@ -0,0 +1,762 @@
/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
* Copyright (c) 2011-2012 Graeme Smecher <graeme.smecher@mail.mcgill.ca>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#include <string.h>
#include "jansson.h"
#include "jansson_private.h"
#include "utf.h"
typedef struct {
int line;
int column;
size_t pos;
char token;
} token_t;
typedef struct {
const char *start;
const char *fmt;
token_t prev_token;
token_t token;
token_t next_token;
json_error_t *error;
size_t flags;
int line;
int column;
size_t pos;
} scanner_t;
#define token(scanner) ((scanner)->token.token)
static const char * const type_names[] = {
"object",
"array",
"string",
"integer",
"real",
"true",
"false",
"null"
};
#define type_name(x) type_names[json_typeof(x)]
static const char unpack_value_starters[] = "{[siIbfFOon";
static void scanner_init(scanner_t *s, json_error_t *error,
size_t flags, const char *fmt)
{
s->error = error;
s->flags = flags;
s->fmt = s->start = fmt;
memset(&s->prev_token, 0, sizeof(token_t));
memset(&s->token, 0, sizeof(token_t));
memset(&s->next_token, 0, sizeof(token_t));
s->line = 1;
s->column = 0;
s->pos = 0;
}
static void next_token(scanner_t *s)
{
const char *t;
s->prev_token = s->token;
if(s->next_token.line) {
s->token = s->next_token;
s->next_token.line = 0;
return;
}
t = s->fmt;
s->column++;
s->pos++;
/* skip space and ignored chars */
while(*t == ' ' || *t == '\t' || *t == '\n' || *t == ',' || *t == ':') {
if(*t == '\n') {
s->line++;
s->column = 1;
}
else
s->column++;
s->pos++;
t++;
}
s->token.token = *t;
s->token.line = s->line;
s->token.column = s->column;
s->token.pos = s->pos;
t++;
s->fmt = t;
}
static void prev_token(scanner_t *s)
{
s->next_token = s->token;
s->token = s->prev_token;
}
static void set_error(scanner_t *s, const char *source, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
jsonp_error_vset(s->error, s->token.line, s->token.column, s->token.pos,
fmt, ap);
jsonp_error_set_source(s->error, source);
va_end(ap);
}
static json_t *pack(scanner_t *s, va_list *ap);
/* ours will be set to 1 if jsonp_free() must be called for the result
afterwards */
static char *read_string(scanner_t *s, va_list *ap,
const char *purpose, int *ours)
{
char t;
strbuffer_t strbuff;
const char *str;
size_t length;
char *result;
next_token(s);
t = token(s);
prev_token(s);
if(t != '#' && t != '+') {
/* Optimize the simple case */
str = va_arg(*ap, const char *);
if(!str) {
set_error(s, "<args>", "NULL string argument");
return NULL;
}
if(!utf8_check_string(str, -1)) {
set_error(s, "<args>", "Invalid UTF-8 %s", purpose);
return NULL;
}
*ours = 0;
return (char *)str;
}
strbuffer_init(&strbuff);
while(1) {
str = va_arg(*ap, const char *);
if(!str) {
set_error(s, "<args>", "NULL string argument");
strbuffer_close(&strbuff);
return NULL;
}
next_token(s);
if(token(s) == '#') {
length = va_arg(*ap, int);
}
else {
prev_token(s);
length = strlen(str);
}
if(strbuffer_append_bytes(&strbuff, str, length) == -1) {
set_error(s, "<internal>", "Out of memory");
strbuffer_close(&strbuff);
return NULL;
}
next_token(s);
if(token(s) != '+') {
prev_token(s);
break;
}
}
result = strbuffer_steal_value(&strbuff);
if(!utf8_check_string(result, -1)) {
set_error(s, "<args>", "Invalid UTF-8 %s", purpose);
return NULL;
}
*ours = 1;
return result;
}
static json_t *pack_object(scanner_t *s, va_list *ap)
{
json_t *object = json_object();
next_token(s);
while(token(s) != '}') {
char *key;
int ours;
json_t *value;
if(!token(s)) {
set_error(s, "<format>", "Unexpected end of format string");
goto error;
}
if(token(s) != 's') {
set_error(s, "<format>", "Expected format 's', got '%c'", token(s));
goto error;
}
key = read_string(s, ap, "object key", &ours);
if(!key)
goto error;
next_token(s);
value = pack(s, ap);
if(!value)
goto error;
if(json_object_set_new_nocheck(object, key, value)) {
if(ours)
jsonp_free(key);
set_error(s, "<internal>", "Unable to add key \"%s\"", key);
goto error;
}
if(ours)
jsonp_free(key);
next_token(s);
}
return object;
error:
json_decref(object);
return NULL;
}
static json_t *pack_array(scanner_t *s, va_list *ap)
{
json_t *array = json_array();
next_token(s);
while(token(s) != ']') {
json_t *value;
if(!token(s)) {
set_error(s, "<format>", "Unexpected end of format string");
goto error;
}
value = pack(s, ap);
if(!value)
goto error;
if(json_array_append_new(array, value)) {
set_error(s, "<internal>", "Unable to append to array");
goto error;
}
next_token(s);
}
return array;
error:
json_decref(array);
return NULL;
}
static json_t *pack(scanner_t *s, va_list *ap)
{
switch(token(s)) {
case '{':
return pack_object(s, ap);
case '[':
return pack_array(s, ap);
case 's': { /* string */
char *str;
int ours;
json_t *result;
str = read_string(s, ap, "string", &ours);
if(!str)
return NULL;
result = json_string_nocheck(str);
if(ours)
jsonp_free(str);
return result;
}
case 'n': /* null */
return json_null();
case 'b': /* boolean */
return va_arg(*ap, int) ? json_true() : json_false();
case 'i': /* integer from int */
return json_integer(va_arg(*ap, int));
case 'I': /* integer from json_int_t */
return json_integer(va_arg(*ap, json_int_t));
case 'f': /* real */
return json_real(va_arg(*ap, double));
case 'O': /* a json_t object; increments refcount */
return json_incref(va_arg(*ap, json_t *));
case 'o': /* a json_t object; doesn't increment refcount */
return va_arg(*ap, json_t *);
default:
set_error(s, "<format>", "Unexpected format character '%c'",
token(s));
return NULL;
}
}
static int unpack(scanner_t *s, json_t *root, va_list *ap);
static int unpack_object(scanner_t *s, json_t *root, va_list *ap)
{
int ret = -1;
int strict = 0;
/* Use a set (emulated by a hashtable) to check that all object
keys are accessed. Checking that the correct number of keys
were accessed is not enough, as the same key can be unpacked
multiple times.
*/
hashtable_t key_set;
if(hashtable_init(&key_set)) {
set_error(s, "<internal>", "Out of memory");
return -1;
}
if(root && !json_is_object(root)) {
set_error(s, "<validation>", "Expected object, got %s",
type_name(root));
goto out;
}
next_token(s);
while(token(s) != '}') {
const char *key;
json_t *value;
int opt = 0;
if(strict != 0) {
set_error(s, "<format>", "Expected '}' after '%c', got '%c'",
(strict == 1 ? '!' : '*'), token(s));
goto out;
}
if(!token(s)) {
set_error(s, "<format>", "Unexpected end of format string");
goto out;
}
if(token(s) == '!' || token(s) == '*') {
strict = (token(s) == '!' ? 1 : -1);
next_token(s);
continue;
}
if(token(s) != 's') {
set_error(s, "<format>", "Expected format 's', got '%c'", token(s));
goto out;
}
key = va_arg(*ap, const char *);
if(!key) {
set_error(s, "<args>", "NULL object key");
goto out;
}
next_token(s);
if(token(s) == '?') {
opt = 1;
next_token(s);
}
if(!root) {
/* skipping */
value = NULL;
}
else {
value = json_object_get(root, key);
if(!value && !opt) {
set_error(s, "<validation>", "Object item not found: %s", key);
goto out;
}
}
if(unpack(s, value, ap))
goto out;
hashtable_set(&key_set, key, 0, json_null());
next_token(s);
}
if(strict == 0 && (s->flags & JSON_STRICT))
strict = 1;
if(root && strict == 1 && key_set.size != json_object_size(root)) {
long diff = (long)json_object_size(root) - (long)key_set.size;
set_error(s, "<validation>", "%li object item(s) left unpacked", diff);
goto out;
}
ret = 0;
out:
hashtable_close(&key_set);
return ret;
}
static int unpack_array(scanner_t *s, json_t *root, va_list *ap)
{
size_t i = 0;
int strict = 0;
if(root && !json_is_array(root)) {
set_error(s, "<validation>", "Expected array, got %s", type_name(root));
return -1;
}
next_token(s);
while(token(s) != ']') {
json_t *value;
if(strict != 0) {
set_error(s, "<format>", "Expected ']' after '%c', got '%c'",
(strict == 1 ? '!' : '*'),
token(s));
return -1;
}
if(!token(s)) {
set_error(s, "<format>", "Unexpected end of format string");
return -1;
}
if(token(s) == '!' || token(s) == '*') {
strict = (token(s) == '!' ? 1 : -1);
next_token(s);
continue;
}
if(!strchr(unpack_value_starters, token(s))) {
set_error(s, "<format>", "Unexpected format character '%c'",
token(s));
return -1;
}
if(!root) {
/* skipping */
value = NULL;
}
else {
value = json_array_get(root, i);
if(!value) {
set_error(s, "<validation>", "Array index %lu out of range",
(unsigned long)i);
return -1;
}
}
if(unpack(s, value, ap))
return -1;
next_token(s);
i++;
}
if(strict == 0 && (s->flags & JSON_STRICT))
strict = 1;
if(root && strict == 1 && i != json_array_size(root)) {
long diff = (long)json_array_size(root) - (long)i;
set_error(s, "<validation>", "%li array item(s) left unpacked", diff);
return -1;
}
return 0;
}
static int unpack(scanner_t *s, json_t *root, va_list *ap)
{
switch(token(s))
{
case '{':
return unpack_object(s, root, ap);
case '[':
return unpack_array(s, root, ap);
case 's':
if(root && !json_is_string(root)) {
set_error(s, "<validation>", "Expected string, got %s",
type_name(root));
return -1;
}
if(!(s->flags & JSON_VALIDATE_ONLY)) {
const char **target;
target = va_arg(*ap, const char **);
if(!target) {
set_error(s, "<args>", "NULL string argument");
return -1;
}
if(root)
*target = json_string_value(root);
}
return 0;
case 'i':
if(root && !json_is_integer(root)) {
set_error(s, "<validation>", "Expected integer, got %s",
type_name(root));
return -1;
}
if(!(s->flags & JSON_VALIDATE_ONLY)) {
int *target = va_arg(*ap, int*);
if(root)
*target = (int)json_integer_value(root);
}
return 0;
case 'I':
if(root && !json_is_integer(root)) {
set_error(s, "<validation>", "Expected integer, got %s",
type_name(root));
return -1;
}
if(!(s->flags & JSON_VALIDATE_ONLY)) {
json_int_t *target = va_arg(*ap, json_int_t*);
if(root)
*target = json_integer_value(root);
}
return 0;
case 'b':
if(root && !json_is_boolean(root)) {
set_error(s, "<validation>", "Expected true or false, got %s",
type_name(root));
return -1;
}
if(!(s->flags & JSON_VALIDATE_ONLY)) {
int *target = va_arg(*ap, int*);
if(root)
*target = json_is_true(root);
}
return 0;
case 'f':
if(root && !json_is_real(root)) {
set_error(s, "<validation>", "Expected real, got %s",
type_name(root));
return -1;
}
if(!(s->flags & JSON_VALIDATE_ONLY)) {
double *target = va_arg(*ap, double*);
if(root)
*target = json_real_value(root);
}
return 0;
case 'F':
if(root && !json_is_number(root)) {
set_error(s, "<validation>", "Expected real or integer, got %s",
type_name(root));
return -1;
}
if(!(s->flags & JSON_VALIDATE_ONLY)) {
double *target = va_arg(*ap, double*);
if(root)
*target = json_number_value(root);
}
return 0;
case 'O':
if(root && !(s->flags & JSON_VALIDATE_ONLY))
json_incref(root);
/* Fall through */
case 'o':
if(!(s->flags & JSON_VALIDATE_ONLY)) {
json_t **target = va_arg(*ap, json_t**);
if(root)
*target = root;
}
return 0;
case 'n':
/* Never assign, just validate */
if(root && !json_is_null(root)) {
set_error(s, "<validation>", "Expected null, got %s",
type_name(root));
return -1;
}
return 0;
default:
set_error(s, "<format>", "Unexpected format character '%c'",
token(s));
return -1;
}
}
json_t *json_vpack_ex(json_error_t *error, size_t flags,
const char *fmt, va_list ap)
{
scanner_t s;
va_list ap_copy;
json_t *value;
if(!fmt || !*fmt) {
jsonp_error_init(error, "<format>");
jsonp_error_set(error, -1, -1, 0, "NULL or empty format string");
return NULL;
}
jsonp_error_init(error, NULL);
scanner_init(&s, error, flags, fmt);
next_token(&s);
va_copy(ap_copy, ap);
value = pack(&s, &ap_copy);
va_end(ap_copy);
if(!value)
return NULL;
next_token(&s);
if(token(&s)) {
json_decref(value);
set_error(&s, "<format>", "Garbage after format string");
return NULL;
}
return value;
}
json_t *json_pack_ex(json_error_t *error, size_t flags, const char *fmt, ...)
{
json_t *value;
va_list ap;
va_start(ap, fmt);
value = json_vpack_ex(error, flags, fmt, ap);
va_end(ap);
return value;
}
json_t *json_pack(const char *fmt, ...)
{
json_t *value;
va_list ap;
va_start(ap, fmt);
value = json_vpack_ex(NULL, 0, fmt, ap);
va_end(ap);
return value;
}
int json_vunpack_ex(json_t *root, json_error_t *error, size_t flags,
const char *fmt, va_list ap)
{
scanner_t s;
va_list ap_copy;
if(!root) {
jsonp_error_init(error, "<root>");
jsonp_error_set(error, -1, -1, 0, "NULL root value");
return -1;
}
if(!fmt || !*fmt) {
jsonp_error_init(error, "<format>");
jsonp_error_set(error, -1, -1, 0, "NULL or empty format string");
return -1;
}
jsonp_error_init(error, NULL);
scanner_init(&s, error, flags, fmt);
next_token(&s);
va_copy(ap_copy, ap);
if(unpack(&s, root, &ap_copy)) {
va_end(ap_copy);
return -1;
}
va_end(ap_copy);
next_token(&s);
if(token(&s)) {
set_error(&s, "<format>", "Garbage after format string");
return -1;
}
return 0;
}
int json_unpack_ex(json_t *root, json_error_t *error, size_t flags, const char *fmt, ...)
{
int ret;
va_list ap;
va_start(ap, fmt);
ret = json_vunpack_ex(root, error, flags, fmt, ap);
va_end(ap);
return ret;
}
int json_unpack(json_t *root, const char *fmt, ...)
{
int ret;
va_list ap;
va_start(ap, fmt);
ret = json_vunpack_ex(root, NULL, 0, fmt, ap);
va_end(ap);
return ret;
}

116
compat/jansson/strbuffer.c Normal file
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@@ -0,0 +1,116 @@
/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <stdlib.h>
#include <string.h>
#include "jansson_private.h"
#include "strbuffer.h"
#define STRBUFFER_MIN_SIZE 16
#define STRBUFFER_FACTOR 2
#define STRBUFFER_SIZE_MAX ((size_t)-1)
int strbuffer_init(strbuffer_t *strbuff)
{
strbuff->size = STRBUFFER_MIN_SIZE;
strbuff->length = 0;
strbuff->value = jsonp_malloc(strbuff->size);
if(!strbuff->value)
return -1;
/* initialize to empty */
strbuff->value[0] = '\0';
return 0;
}
void strbuffer_close(strbuffer_t *strbuff)
{
if(strbuff->value)
jsonp_free(strbuff->value);
strbuff->size = 0;
strbuff->length = 0;
strbuff->value = NULL;
}
void strbuffer_clear(strbuffer_t *strbuff)
{
strbuff->length = 0;
strbuff->value[0] = '\0';
}
const char *strbuffer_value(const strbuffer_t *strbuff)
{
return strbuff->value;
}
char *strbuffer_steal_value(strbuffer_t *strbuff)
{
char *result = strbuff->value;
strbuff->value = NULL;
return result;
}
int strbuffer_append(strbuffer_t *strbuff, const char *string)
{
return strbuffer_append_bytes(strbuff, string, strlen(string));
}
int strbuffer_append_byte(strbuffer_t *strbuff, char byte)
{
return strbuffer_append_bytes(strbuff, &byte, 1);
}
int strbuffer_append_bytes(strbuffer_t *strbuff, const char *data, size_t size)
{
if(size >= strbuff->size - strbuff->length)
{
size_t new_size;
char *new_value;
/* avoid integer overflow */
if (strbuff->size > STRBUFFER_SIZE_MAX / STRBUFFER_FACTOR
|| size > STRBUFFER_SIZE_MAX - 1
|| strbuff->length > STRBUFFER_SIZE_MAX - 1 - size)
return -1;
new_size = max(strbuff->size * STRBUFFER_FACTOR,
strbuff->length + size + 1);
new_value = jsonp_malloc(new_size);
if(!new_value)
return -1;
memcpy(new_value, strbuff->value, strbuff->length);
jsonp_free(strbuff->value);
strbuff->value = new_value;
strbuff->size = new_size;
}
memcpy(strbuff->value + strbuff->length, data, size);
strbuff->length += size;
strbuff->value[strbuff->length] = '\0';
return 0;
}
char strbuffer_pop(strbuffer_t *strbuff)
{
if(strbuff->length > 0) {
char c = strbuff->value[--strbuff->length];
strbuff->value[strbuff->length] = '\0';
return c;
}
else
return '\0';
}

View File

@@ -0,0 +1,33 @@
/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef STRBUFFER_H
#define STRBUFFER_H
typedef struct {
char *value;
size_t length; /* bytes used */
size_t size; /* bytes allocated */
} strbuffer_t;
int strbuffer_init(strbuffer_t *strbuff);
void strbuffer_close(strbuffer_t *strbuff);
void strbuffer_clear(strbuffer_t *strbuff);
const char *strbuffer_value(const strbuffer_t *strbuff);
/* Steal the value and close the strbuffer */
char *strbuffer_steal_value(strbuffer_t *strbuff);
int strbuffer_append(strbuffer_t *strbuff, const char *string);
int strbuffer_append_byte(strbuffer_t *strbuff, char byte);
int strbuffer_append_bytes(strbuffer_t *strbuff, const char *data, size_t size);
char strbuffer_pop(strbuffer_t *strbuff);
#endif

134
compat/jansson/strconv.c Normal file
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@@ -0,0 +1,134 @@
#include <assert.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include "jansson_private.h"
#include "strbuffer.h"
/* need config.h to get the correct snprintf */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#if JSON_HAVE_LOCALECONV
#include <locale.h>
/*
- This code assumes that the decimal separator is exactly one
character.
- If setlocale() is called by another thread between the call to
localeconv() and the call to sprintf() or strtod(), the result may
be wrong. setlocale() is not thread-safe and should not be used
this way. Multi-threaded programs should use uselocale() instead.
*/
static void to_locale(strbuffer_t *strbuffer)
{
const char *point;
char *pos;
point = localeconv()->decimal_point;
if(*point == '.') {
/* No conversion needed */
return;
}
pos = strchr(strbuffer->value, '.');
if(pos)
*pos = *point;
}
static void from_locale(char *buffer)
{
const char *point;
char *pos;
point = localeconv()->decimal_point;
if(*point == '.') {
/* No conversion needed */
return;
}
pos = strchr(buffer, *point);
if(pos)
*pos = '.';
}
#endif
int jsonp_strtod(strbuffer_t *strbuffer, double *out)
{
double value;
char *end;
#if JSON_HAVE_LOCALECONV
to_locale(strbuffer);
#endif
errno = 0;
value = strtod(strbuffer->value, &end);
assert(end == strbuffer->value + strbuffer->length);
if(errno == ERANGE && value != 0) {
/* Overflow */
return -1;
}
*out = value;
return 0;
}
int jsonp_dtostr(char *buffer, size_t size, double value)
{
int ret;
char *start, *end;
size_t length;
ret = snprintf(buffer, size, "%.17g", value);
if(ret < 0)
return -1;
length = (size_t)ret;
if(length >= size)
return -1;
#if JSON_HAVE_LOCALECONV
from_locale(buffer);
#endif
/* Make sure there's a dot or 'e' in the output. Otherwise
a real is converted to an integer when decoding */
if(strchr(buffer, '.') == NULL &&
strchr(buffer, 'e') == NULL)
{
if(length + 3 >= size) {
/* No space to append ".0" */
return -1;
}
buffer[length] = '.';
buffer[length + 1] = '0';
buffer[length + 2] = '\0';
length += 2;
}
/* Remove leading '+' from positive exponent. Also remove leading
zeros from exponents (added by some printf() implementations) */
start = strchr(buffer, 'e');
if(start) {
start++;
end = start + 1;
if(*start == '-')
start++;
while(*end == '0')
end++;
if(end != start) {
memmove(start, end, length - (size_t)(end - buffer));
length -= (size_t)(end - start);
}
}
return (int)length;
}

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/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#include <string.h>
#include "utf.h"
int utf8_encode(int32_t codepoint, char *buffer, int *size)
{
if(codepoint < 0)
return -1;
else if(codepoint < 0x80)
{
buffer[0] = (char)codepoint;
*size = 1;
}
else if(codepoint < 0x800)
{
buffer[0] = 0xC0 + ((codepoint & 0x7C0) >> 6);
buffer[1] = 0x80 + ((codepoint & 0x03F));
*size = 2;
}
else if(codepoint < 0x10000)
{
buffer[0] = 0xE0 + ((codepoint & 0xF000) >> 12);
buffer[1] = 0x80 + ((codepoint & 0x0FC0) >> 6);
buffer[2] = 0x80 + ((codepoint & 0x003F));
*size = 3;
}
else if(codepoint <= 0x10FFFF)
{
buffer[0] = 0xF0 + ((codepoint & 0x1C0000) >> 18);
buffer[1] = 0x80 + ((codepoint & 0x03F000) >> 12);
buffer[2] = 0x80 + ((codepoint & 0x000FC0) >> 6);
buffer[3] = 0x80 + ((codepoint & 0x00003F));
*size = 4;
}
else
return -1;
return 0;
}
int utf8_check_first(char byte)
{
unsigned char u = (unsigned char)byte;
if(u < 0x80)
return 1;
if(0x80 <= u && u <= 0xBF) {
/* second, third or fourth byte of a multi-byte
sequence, i.e. a "continuation byte" */
return 0;
}
else if(u == 0xC0 || u == 0xC1) {
/* overlong encoding of an ASCII byte */
return 0;
}
else if(0xC2 <= u && u <= 0xDF) {
/* 2-byte sequence */
return 2;
}
else if(0xE0 <= u && u <= 0xEF) {
/* 3-byte sequence */
return 3;
}
else if(0xF0 <= u && u <= 0xF4) {
/* 4-byte sequence */
return 4;
}
else { /* u >= 0xF5 */
/* Restricted (start of 4-, 5- or 6-byte sequence) or invalid
UTF-8 */
return 0;
}
}
int utf8_check_full(const char *buffer, int size, int32_t *codepoint)
{
int i;
int32_t value = 0;
unsigned char u = (unsigned char)buffer[0];
if(size == 2)
{
value = u & 0x1F;
}
else if(size == 3)
{
value = u & 0xF;
}
else if(size == 4)
{
value = u & 0x7;
}
else
return 0;
for(i = 1; i < size; i++)
{
u = (unsigned char)buffer[i];
if(u < 0x80 || u > 0xBF) {
/* not a continuation byte */
return 0;
}
value = (value << 6) + (u & 0x3F);
}
if(value > 0x10FFFF) {
/* not in Unicode range */
return 0;
}
else if(0xD800 <= value && value <= 0xDFFF) {
/* invalid code point (UTF-16 surrogate halves) */
return 0;
}
else if((size == 2 && value < 0x80) ||
(size == 3 && value < 0x800) ||
(size == 4 && value < 0x10000)) {
/* overlong encoding */
return 0;
}
if(codepoint)
*codepoint = value;
return 1;
}
const char *utf8_iterate(const char *buffer, int32_t *codepoint)
{
int count;
int32_t value;
if(!*buffer)
return buffer;
count = utf8_check_first(buffer[0]);
if(count <= 0)
return NULL;
if(count == 1)
value = (unsigned char)buffer[0];
else
{
if(!utf8_check_full(buffer, count, &value))
return NULL;
}
if(codepoint)
*codepoint = value;
return buffer + count;
}
int utf8_check_string(const char *string, int length)
{
int i;
if(length == -1)
length = strlen(string);
for(i = 0; i < length; i++)
{
int count = utf8_check_first(string[i]);
if(count == 0)
return 0;
else if(count > 1)
{
if(i + count > length)
return 0;
if(!utf8_check_full(&string[i], count, NULL))
return 0;
i += count - 1;
}
}
return 1;
}

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/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef UTF_H
#define UTF_H
#ifdef HAVE_CONFIG_H
#include <config.h>
#ifdef HAVE_INTTYPES_H
/* inttypes.h includes stdint.h in a standard environment, so there's
no need to include stdint.h separately. If inttypes.h doesn't define
int32_t, it's defined in config.h. */
#include <inttypes.h>
#endif /* HAVE_INTTYPES_H */
#else /* !HAVE_CONFIG_H */
#ifdef _WIN32
typedef int int32_t;
#else /* !_WIN32 */
/* Assume a standard environment */
#include <inttypes.h>
#endif /* _WIN32 */
#endif /* HAVE_CONFIG_H */
int utf8_encode(int codepoint, char *buffer, int *size);
int utf8_check_first(char byte);
int utf8_check_full(const char *buffer, int size, int32_t *codepoint);
const char *utf8_iterate(const char *buffer, int32_t *codepoint);
int utf8_check_string(const char *string, int length);
#endif

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compat/jansson/util.h Normal file
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/*
* Copyright (c) 2009, 2010 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef UTIL_H
#define UTIL_H
#ifndef max
#define max(a, b) ((a) > (b) ? (a) : (b))
#endif
#endif

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compat/jansson/value.c Normal file
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/*
* Copyright (c) 2009-2013 Petri Lehtinen <petri@digip.org>
*
* Jansson is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "jansson.h"
#include "hashtable.h"
#include "jansson_private.h"
#include "utf.h"
/* Work around nonstandard isnan() and isinf() implementations */
#ifndef isnan
static JSON_INLINE int isnan(double x) { return x != x; }
#endif
#ifndef isinf
static JSON_INLINE int isinf(double x) { return !isnan(x) && isnan(x - x); }
#endif
static JSON_INLINE void json_init(json_t *json, json_type type)
{
json->type = type;
json->refcount = 1;
}
/*** object ***/
json_t *json_object(void)
{
json_object_t *object = jsonp_malloc(sizeof(json_object_t));
if(!object)
return NULL;
json_init(&object->json, JSON_OBJECT);
if(hashtable_init(&object->hashtable))
{
jsonp_free(object);
return NULL;
}
object->serial = 0;
object->visited = 0;
return &object->json;
}
static void json_delete_object(json_object_t *object)
{
hashtable_close(&object->hashtable);
jsonp_free(object);
}
size_t json_object_size(const json_t *json)
{
json_object_t *object;
if(!json_is_object(json))
return 0;
object = json_to_object(json);
return object->hashtable.size;
}
json_t *json_object_get(const json_t *json, const char *key)
{
json_object_t *object;
if(!json_is_object(json))
return NULL;
object = json_to_object(json);
return hashtable_get(&object->hashtable, key);
}
int json_object_set_new_nocheck(json_t *json, const char *key, json_t *value)
{
json_object_t *object;
if(!value)
return -1;
if(!key || !json_is_object(json) || json == value)
{
json_decref(value);
return -1;
}
object = json_to_object(json);
if(hashtable_set(&object->hashtable, key, object->serial++, value))
{
json_decref(value);
return -1;
}
return 0;
}
int json_object_set_new(json_t *json, const char *key, json_t *value)
{
if(!key || !utf8_check_string(key, -1))
{
json_decref(value);
return -1;
}
return json_object_set_new_nocheck(json, key, value);
}
int json_object_del(json_t *json, const char *key)
{
json_object_t *object;
if(!json_is_object(json))
return -1;
object = json_to_object(json);
return hashtable_del(&object->hashtable, key);
}
int json_object_clear(json_t *json)
{
json_object_t *object;
if(!json_is_object(json))
return -1;
object = json_to_object(json);
hashtable_clear(&object->hashtable);
object->serial = 0;
return 0;
}
int json_object_update(json_t *object, json_t *other)
{
const char *key;
json_t *value;
if(!json_is_object(object) || !json_is_object(other))
return -1;
json_object_foreach(other, key, value) {
if(json_object_set_nocheck(object, key, value))
return -1;
}
return 0;
}
int json_object_update_existing(json_t *object, json_t *other)
{
const char *key;
json_t *value;
if(!json_is_object(object) || !json_is_object(other))
return -1;
json_object_foreach(other, key, value) {
if(json_object_get(object, key))
json_object_set_nocheck(object, key, value);
}
return 0;
}
int json_object_update_missing(json_t *object, json_t *other)
{
const char *key;
json_t *value;
if(!json_is_object(object) || !json_is_object(other))
return -1;
json_object_foreach(other, key, value) {
if(!json_object_get(object, key))
json_object_set_nocheck(object, key, value);
}
return 0;
}
void *json_object_iter(json_t *json)
{
json_object_t *object;
if(!json_is_object(json))
return NULL;
object = json_to_object(json);
return hashtable_iter(&object->hashtable);
}
void *json_object_iter_at(json_t *json, const char *key)
{
json_object_t *object;
if(!key || !json_is_object(json))
return NULL;
object = json_to_object(json);
return hashtable_iter_at(&object->hashtable, key);
}
void *json_object_iter_next(json_t *json, void *iter)
{
json_object_t *object;
if(!json_is_object(json) || iter == NULL)
return NULL;
object = json_to_object(json);
return hashtable_iter_next(&object->hashtable, iter);
}
const char *json_object_iter_key(void *iter)
{
if(!iter)
return NULL;
return hashtable_iter_key(iter);
}
json_t *json_object_iter_value(void *iter)
{
if(!iter)
return NULL;
return (json_t *)hashtable_iter_value(iter);
}
int json_object_iter_set_new(json_t *json, void *iter, json_t *value)
{
if(!json_is_object(json) || !iter || !value)
return -1;
hashtable_iter_set(iter, value);
return 0;
}
void *json_object_key_to_iter(const char *key)
{
if(!key)
return NULL;
return hashtable_key_to_iter(key);
}
static int json_object_equal(json_t *object1, json_t *object2)
{
const char *key;
json_t *value1, *value2;
if(json_object_size(object1) != json_object_size(object2))
return 0;
json_object_foreach(object1, key, value1) {
value2 = json_object_get(object2, key);
if(!json_equal(value1, value2))
return 0;
}
return 1;
}
static json_t *json_object_copy(json_t *object)
{
json_t *result;
const char *key;
json_t *value;
result = json_object();
if(!result)
return NULL;
json_object_foreach(object, key, value)
json_object_set_nocheck(result, key, value);
return result;
}
static json_t *json_object_deep_copy(const json_t *object)
{
json_t *result;
void *iter;
result = json_object();
if(!result)
return NULL;
/* Cannot use json_object_foreach because object has to be cast
non-const */
iter = json_object_iter((json_t *)object);
while(iter) {
const char *key;
const json_t *value;
key = json_object_iter_key(iter);
value = json_object_iter_value(iter);
json_object_set_new_nocheck(result, key, json_deep_copy(value));
iter = json_object_iter_next((json_t *)object, iter);
}
return result;
}
/*** array ***/
json_t *json_array(void)
{
json_array_t *array = jsonp_malloc(sizeof(json_array_t));
if(!array)
return NULL;
json_init(&array->json, JSON_ARRAY);
array->entries = 0;
array->size = 8;
array->table = jsonp_malloc(array->size * sizeof(json_t *));
if(!array->table) {
jsonp_free(array);
return NULL;
}
array->visited = 0;
return &array->json;
}
static void json_delete_array(json_array_t *array)
{
size_t i;
for(i = 0; i < array->entries; i++)
json_decref(array->table[i]);
jsonp_free(array->table);
jsonp_free(array);
}
size_t json_array_size(const json_t *json)
{
if(!json_is_array(json))
return 0;
return json_to_array(json)->entries;
}
json_t *json_array_get(const json_t *json, size_t index)
{
json_array_t *array;
if(!json_is_array(json))
return NULL;
array = json_to_array(json);
if(index >= array->entries)
return NULL;
return array->table[index];
}
int json_array_set_new(json_t *json, size_t index, json_t *value)
{
json_array_t *array;
if(!value)
return -1;
if(!json_is_array(json) || json == value)
{
json_decref(value);
return -1;
}
array = json_to_array(json);
if(index >= array->entries)
{
json_decref(value);
return -1;
}
json_decref(array->table[index]);
array->table[index] = value;
return 0;
}
static void array_move(json_array_t *array, size_t dest,
size_t src, size_t count)
{
memmove(&array->table[dest], &array->table[src], count * sizeof(json_t *));
}
static void array_copy(json_t **dest, size_t dpos,
json_t **src, size_t spos,
size_t count)
{
memcpy(&dest[dpos], &src[spos], count * sizeof(json_t *));
}
static json_t **json_array_grow(json_array_t *array,
size_t amount,
int copy)
{
size_t new_size;
json_t **old_table, **new_table;
if(array->entries + amount <= array->size)
return array->table;
old_table = array->table;
new_size = max(array->size + amount, array->size * 2);
new_table = jsonp_malloc(new_size * sizeof(json_t *));
if(!new_table)
return NULL;
array->size = new_size;
array->table = new_table;
if(copy) {
array_copy(array->table, 0, old_table, 0, array->entries);
jsonp_free(old_table);
return array->table;
}
return old_table;
}
int json_array_append_new(json_t *json, json_t *value)
{
json_array_t *array;
if(!value)
return -1;
if(!json_is_array(json) || json == value)
{
json_decref(value);
return -1;
}
array = json_to_array(json);
if(!json_array_grow(array, 1, 1)) {
json_decref(value);
return -1;
}
array->table[array->entries] = value;
array->entries++;
return 0;
}
int json_array_insert_new(json_t *json, size_t index, json_t *value)
{
json_array_t *array;
json_t **old_table;
if(!value)
return -1;
if(!json_is_array(json) || json == value) {
json_decref(value);
return -1;
}
array = json_to_array(json);
if(index > array->entries) {
json_decref(value);
return -1;
}
old_table = json_array_grow(array, 1, 0);
if(!old_table) {
json_decref(value);
return -1;
}
if(old_table != array->table) {
array_copy(array->table, 0, old_table, 0, index);
array_copy(array->table, index + 1, old_table, index,
array->entries - index);
jsonp_free(old_table);
}
else
array_move(array, index + 1, index, array->entries - index);
array->table[index] = value;
array->entries++;
return 0;
}
int json_array_remove(json_t *json, size_t index)
{
json_array_t *array;
if(!json_is_array(json))
return -1;
array = json_to_array(json);
if(index >= array->entries)
return -1;
json_decref(array->table[index]);
/* If we're removing the last element, nothing has to be moved */
if(index < array->entries - 1)
array_move(array, index, index + 1, array->entries - index - 1);
array->entries--;
return 0;
}
int json_array_clear(json_t *json)
{
json_array_t *array;
size_t i;
if(!json_is_array(json))
return -1;
array = json_to_array(json);
for(i = 0; i < array->entries; i++)
json_decref(array->table[i]);
array->entries = 0;
return 0;
}
int json_array_extend(json_t *json, json_t *other_json)
{
json_array_t *array, *other;
size_t i;
if(!json_is_array(json) || !json_is_array(other_json))
return -1;
array = json_to_array(json);
other = json_to_array(other_json);
if(!json_array_grow(array, other->entries, 1))
return -1;
for(i = 0; i < other->entries; i++)
json_incref(other->table[i]);
array_copy(array->table, array->entries, other->table, 0, other->entries);
array->entries += other->entries;
return 0;
}
static int json_array_equal(json_t *array1, json_t *array2)
{
size_t i, size;
size = json_array_size(array1);
if(size != json_array_size(array2))
return 0;
for(i = 0; i < size; i++)
{
json_t *value1, *value2;
value1 = json_array_get(array1, i);
value2 = json_array_get(array2, i);
if(!json_equal(value1, value2))
return 0;
}
return 1;
}
static json_t *json_array_copy(json_t *array)
{
json_t *result;
size_t i;
result = json_array();
if(!result)
return NULL;
for(i = 0; i < json_array_size(array); i++)
json_array_append(result, json_array_get(array, i));
return result;
}
static json_t *json_array_deep_copy(const json_t *array)
{
json_t *result;
size_t i;
result = json_array();
if(!result)
return NULL;
for(i = 0; i < json_array_size(array); i++)
json_array_append_new(result, json_deep_copy(json_array_get(array, i)));
return result;
}
/*** string ***/
json_t *json_string_nocheck(const char *value)
{
json_string_t *string;
if(!value)
return NULL;
string = jsonp_malloc(sizeof(json_string_t));
if(!string)
return NULL;
json_init(&string->json, JSON_STRING);
string->value = jsonp_strdup(value);
if(!string->value) {
jsonp_free(string);
return NULL;
}
return &string->json;
}
json_t *json_string(const char *value)
{
if(!value || !utf8_check_string(value, -1))
return NULL;
return json_string_nocheck(value);
}
const char *json_string_value(const json_t *json)
{
if(!json_is_string(json))
return NULL;
return json_to_string(json)->value;
}
int json_string_set_nocheck(json_t *json, const char *value)
{
char *dup;
json_string_t *string;
if(!json_is_string(json) || !value)
return -1;
dup = jsonp_strdup(value);
if(!dup)
return -1;
string = json_to_string(json);
jsonp_free(string->value);
string->value = dup;
return 0;
}
int json_string_set(json_t *json, const char *value)
{
if(!value || !utf8_check_string(value, -1))
return -1;
return json_string_set_nocheck(json, value);
}
static void json_delete_string(json_string_t *string)
{
jsonp_free(string->value);
jsonp_free(string);
}
static int json_string_equal(json_t *string1, json_t *string2)
{
return strcmp(json_string_value(string1), json_string_value(string2)) == 0;
}
static json_t *json_string_copy(const json_t *string)
{
return json_string_nocheck(json_string_value(string));
}
/*** integer ***/
json_t *json_integer(json_int_t value)
{
json_integer_t *integer = jsonp_malloc(sizeof(json_integer_t));
if(!integer)
return NULL;
json_init(&integer->json, JSON_INTEGER);
integer->value = value;
return &integer->json;
}
json_int_t json_integer_value(const json_t *json)
{
if(!json_is_integer(json))
return 0;
return json_to_integer(json)->value;
}
int json_integer_set(json_t *json, json_int_t value)
{
if(!json_is_integer(json))
return -1;
json_to_integer(json)->value = value;
return 0;
}
static void json_delete_integer(json_integer_t *integer)
{
jsonp_free(integer);
}
static int json_integer_equal(json_t *integer1, json_t *integer2)
{
return json_integer_value(integer1) == json_integer_value(integer2);
}
static json_t *json_integer_copy(const json_t *integer)
{
return json_integer(json_integer_value(integer));
}
/*** real ***/
json_t *json_real(double value)
{
json_real_t *real;
if(isnan(value) || isinf(value))
return NULL;
real = jsonp_malloc(sizeof(json_real_t));
if(!real)
return NULL;
json_init(&real->json, JSON_REAL);
real->value = value;
return &real->json;
}
double json_real_value(const json_t *json)
{
if(!json_is_real(json))
return 0;
return json_to_real(json)->value;
}
int json_real_set(json_t *json, double value)
{
if(!json_is_real(json) || isnan(value) || isinf(value))
return -1;
json_to_real(json)->value = value;
return 0;
}
static void json_delete_real(json_real_t *real)
{
jsonp_free(real);
}
static int json_real_equal(json_t *real1, json_t *real2)
{
return json_real_value(real1) == json_real_value(real2);
}
static json_t *json_real_copy(const json_t *real)
{
return json_real(json_real_value(real));
}
/*** number ***/
double json_number_value(const json_t *json)
{
if(json_is_integer(json))
return (double)json_integer_value(json);
else if(json_is_real(json))
return json_real_value(json);
else
return 0.0;
}
/*** simple values ***/
json_t *json_true(void)
{
static json_t the_true = {JSON_TRUE, (size_t)-1};
return &the_true;
}
json_t *json_false(void)
{
static json_t the_false = {JSON_FALSE, (size_t)-1};
return &the_false;
}
json_t *json_null(void)
{
static json_t the_null = {JSON_NULL, (size_t)-1};
return &the_null;
}
/*** deletion ***/
void json_delete(json_t *json)
{
if(json_is_object(json))
json_delete_object(json_to_object(json));
else if(json_is_array(json))
json_delete_array(json_to_array(json));
else if(json_is_string(json))
json_delete_string(json_to_string(json));
else if(json_is_integer(json))
json_delete_integer(json_to_integer(json));
else if(json_is_real(json))
json_delete_real(json_to_real(json));
/* json_delete is not called for true, false or null */
}
/*** equality ***/
int json_equal(json_t *json1, json_t *json2)
{
if(!json1 || !json2)
return 0;
if(json_typeof(json1) != json_typeof(json2))
return 0;
/* this covers true, false and null as they are singletons */
if(json1 == json2)
return 1;
if(json_is_object(json1))
return json_object_equal(json1, json2);
if(json_is_array(json1))
return json_array_equal(json1, json2);
if(json_is_string(json1))
return json_string_equal(json1, json2);
if(json_is_integer(json1))
return json_integer_equal(json1, json2);
if(json_is_real(json1))
return json_real_equal(json1, json2);
return 0;
}
/*** copying ***/
json_t *json_copy(json_t *json)
{
if(!json)
return NULL;
if(json_is_object(json))
return json_object_copy(json);
if(json_is_array(json))
return json_array_copy(json);
if(json_is_string(json))
return json_string_copy(json);
if(json_is_integer(json))
return json_integer_copy(json);
if(json_is_real(json))
return json_real_copy(json);
if(json_is_true(json) || json_is_false(json) || json_is_null(json))
return json;
return NULL;
}
json_t *json_deep_copy(const json_t *json)
{
if(!json)
return NULL;
if(json_is_object(json))
return json_object_deep_copy(json);
if(json_is_array(json))
return json_array_deep_copy(json);
/* for the rest of the types, deep copying doesn't differ from
shallow copying */
if(json_is_string(json))
return json_string_copy(json);
if(json_is_integer(json))
return json_integer_copy(json);
if(json_is_real(json))
return json_real_copy(json);
if(json_is_true(json) || json_is_false(json) || json_is_null(json))
return (json_t *)json;
return NULL;
}