add cjson to libks
This commit is contained in:
Anthony Minessale
parent
2e3e09cb38
commit
d623f9d660
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@ -8,9 +8,9 @@ CXXFLAGS=$(BASE_FLAGS)
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MYLIB=libks.a
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LIBS=-lncurses -lks -lpthread -lm
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LDFLAGS=-L.
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OBJS=src/ks.o src/ks_threadmutex.o src/ks_config.o src/ks_json.o src/ks_buffer.o src/mpool.o src/table.o src/table_util.o src/simclist.o
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SRC=src/ks.c src/ks_json.c src/ks_threadmutex.c src/ks_config.c src/ks_json.c src/ks_buffer.c src/mpool.c src/table.c src/table_util.c src/simclist.c
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HEADERS=src/include/ks_config.h src/include/ks.h src/include/ks_threadmutex.h src/include/ks_json.h src/include/ks_buffer.h src/include/mpool.h src/include/mpool_loc.h src/include/table.h src/include/table_loc.h src/include/simclist.h
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OBJS=src/ks.o src/ks_threadmutex.o src/ks_config.o src/ks_json.o src/ks_buffer.o src/mpool.o src/table.o src/table_util.o src/simclist.o src/cjson.o
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SRC=src/ks.c src/ks_json.c src/ks_threadmutex.c src/ks_config.c src/ks_json.c src/ks_buffer.c src/mpool.c src/table.c src/table_util.c src/simclist.c src/cjson.c
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HEADERS=src/include/ks_config.h src/include/ks.h src/include/ks_threadmutex.h src/include/ks_json.h src/include/ks_buffer.h src/include/mpool.h src/include/mpool_loc.h src/include/table.h src/include/table_loc.h src/include/simclist.h src/include/cjson.h
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SOLINK=-shared -Xlinker -x
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all: $(MYLIB)
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@ -0,0 +1,604 @@
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/*
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Copyright (c) 2009 Dave Gamble
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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/* cJSON */
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/* JSON parser in C. */
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#include <string.h>
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#include <stdio.h>
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#include <math.h>
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#include <stdlib.h>
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#include <limits.h>
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#include <ctype.h>
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#include "cjson.h"
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#include <float.h>
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static const char *ep;
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const char *cJSON_GetErrorPtr() {return ep;}
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static int cJSON_strcasecmp(const char *s1,const char *s2)
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{
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if (!s1) return (s1==s2)?0:1;if (!s2) return 1;
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for(; tolower(*(const unsigned char *)s1) == tolower(*(const unsigned char *)s2); ++s1, ++s2) if(*s1 == 0) return 0;
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return tolower(*(const unsigned char *)s1) - tolower(*(const unsigned char *)s2);
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}
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static void *glue_malloc(size_t theSize)
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{
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return(malloc(theSize));
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}
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static void glue_free(void *thePtr)
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{
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free(thePtr);
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}
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static void *(*cJSON_malloc)(size_t sz) = glue_malloc;
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static void (*cJSON_free)(void *ptr) = glue_free;
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static char* cJSON_strdup(const char* str)
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{
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size_t len;
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char* copy;
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const char *s = str ? str : "";
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len = strlen(s) + 1;
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if (!(copy = (char*)cJSON_malloc(len))) return 0;
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memcpy(copy,s,len);
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return copy;
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}
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voidcJSON_InitHooks(cJSON_Hooks* hooks)
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{
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if (!hooks) { /* Reset hooks */
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cJSON_malloc = malloc;
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cJSON_free = free;
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return;
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}
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cJSON_malloc = (hooks->malloc_fn)?hooks->malloc_fn:malloc;
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cJSON_free = (hooks->free_fn)?hooks->free_fn:free;
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}
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/* Internal constructor. */
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static cJSON *cJSON_New_Item()
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{
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cJSON* node = (cJSON*)cJSON_malloc(sizeof(cJSON));
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if (node) memset(node,0,sizeof(cJSON));
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return node;
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}
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/* Delete a cJSON structure. */
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voidcJSON_Delete(cJSON *c)
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{
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cJSON *next;
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while (c)
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{
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next=c->next;
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if (!(c->type&cJSON_IsReference) && c->child) cJSON_Delete(c->child);
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if (!(c->type&cJSON_IsReference) && c->valuestring) cJSON_free(c->valuestring);
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if (c->string) cJSON_free(c->string);
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cJSON_free(c);
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c=next;
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}
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}
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/* Parse the input text to generate a number, and populate the result into item. */
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static const char *parse_number(cJSON *item,const char *num)
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{
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double n=0,sign=1,scale=0;int subscale=0,signsubscale=1;
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/* Could use sscanf for this? */
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if (*num=='-') sign=-1,num++; /* Has sign? */
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if (*num=='0') num++; /* is zero */
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if (*num>='1' && *num<='9') do n=(n*10.0)+(*num++ -'0'); while (*num>='0' && *num<='9'); /* Number? */
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if (*num=='.' && num[1]>='0' && num[1]<='9') {num++; do n=(n*10.0)+(*num++ -'0'),scale--; while (*num>='0' && *num<='9');} /* Fractional part? */
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if (*num=='e' || *num=='E') /* Exponent? */
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{ num++;if (*num=='+') num++; else if (*num=='-') signsubscale=-1,num++; /* With sign? */
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while (*num>='0' && *num<='9') subscale=(subscale*10)+(*num++ - '0'); /* Number? */
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}
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n=sign*n*pow(10.0,(scale+subscale*signsubscale)); /* number = +/- number.fraction * 10^+/- exponent */
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item->valuedouble=n;
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item->valueint=(int)n;
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item->type=cJSON_Number;
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return num;
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}
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/* Render the number nicely from the given item into a string. */
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static char *print_number(cJSON *item)
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{
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char *str;
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double d=item->valuedouble;
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if (fabs(((double)item->valueint)-d)<=DBL_EPSILON && d<=INT_MAX && d>=INT_MIN)
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{
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str=(char*)cJSON_malloc(21); /* 2^64+1 can be represented in 21 chars. */
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if (str) sprintf(str,"%d",item->valueint);
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}
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else
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{
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str=(char*)cJSON_malloc(64); /* This is a nice tradeoff. */
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if (str)
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{
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if (fabs(floor(d)-d)<=DBL_EPSILON) sprintf(str,"%.0f",d);
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else if (fabs(d)<1.0e-6 || fabs(d)>1.0e9) sprintf(str,"%e",d);
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else sprintf(str,"%f",d);
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}
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}
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return str;
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}
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/* Parse the input text into an unescaped cstring, and populate item. */
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static const unsigned char firstByteMark[7] = { 0x00, 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC };
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static const char *parse_string(cJSON *item,const char *str)
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{
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const char *ptr=str+1;char *ptr2;char *out;int len=0;unsigned uc,uc2;
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if (*str!='\"') {ep=str;return 0;} /* not a string! */
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while (*ptr!='\"' && *ptr && ++len) if (*ptr++ == '\\') ptr++; /* Skip escaped quotes. */
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out=(char*)cJSON_malloc(len+1); /* This is how long we need for the string, roughly. */
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if (!out) return 0;
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ptr=str+1;ptr2=out;
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while (*ptr!='\"' && *ptr)
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{
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if (*ptr!='\\') *ptr2++=*ptr++;
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else
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{
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ptr++;
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switch (*ptr)
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{
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case 'b': *ptr2++='\b'; break;
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case 'f': *ptr2++='\f'; break;
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case 'n': *ptr2++='\n'; break;
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case 'r': *ptr2++='\r'; break;
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case 't': *ptr2++='\t'; break;
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case 'u': /* transcode utf16 to utf8. */
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if (sscanf(ptr+1,"%4x",&uc) < 1) break;
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ptr+=4; /* get the unicode char. */
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if ((uc>=0xDC00 && uc<=0xDFFF) || uc==0) break; // check for invalid.
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if (uc>=0xD800 && uc<=0xDBFF) // UTF16 surrogate pairs.
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{
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if (ptr[1]!='\\' || ptr[2]!='u') break; // missing second-half of surrogate.
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if (sscanf(ptr+3,"%4x",&uc2) < 1) break;
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ptr+=6;
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if (uc2<0xDC00 || uc2>0xDFFF) break; // invalid second-half of surrogate.
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uc=0x10000 | ((uc&0x3FF)<<10) | (uc2&0x3FF);
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}
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len=4;if (uc<0x80) len=1;else if (uc<0x800) len=2;else if (uc<0x10000) len=3; ptr2+=len;
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switch (len) {
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case 4: *--ptr2 =((uc | 0x80) & 0xBF); uc >>= 6;
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case 3: *--ptr2 =((uc | 0x80) & 0xBF); uc >>= 6;
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case 2: *--ptr2 =((uc | 0x80) & 0xBF); uc >>= 6;
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case 1: *--ptr2 =(char)(uc | firstByteMark[len]);
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}
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ptr2+=len;
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break;
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default: *ptr2++=*ptr; break;
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}
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ptr++;
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}
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}
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*ptr2=0;
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if (*ptr=='\"') ptr++;
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item->valuestring=out;
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item->type=cJSON_String;
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return ptr;
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}
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/* Render the cstring provided to an escaped version that can be printed. */
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static char *print_string_ptr(const char *str)
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{
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const char *ptr;char *ptr2,*out;int len=0;unsigned char token;
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if (!str) return cJSON_strdup("");
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ptr=str;while ((token=*ptr) && ++len) {if (strchr("\"\\\b\f\n\r\t",token)) len++; else if (token<32) len+=5;ptr++;}
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out=(char*)cJSON_malloc(len+3);
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if (!out) return 0;
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ptr2=out;ptr=str;
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*ptr2++='\"';
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while (*ptr)
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{
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if ((unsigned char)*ptr>31 && *ptr!='\"' && *ptr!='\\') *ptr2++=*ptr++;
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else
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{
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*ptr2++='\\';
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switch (token=*ptr++)
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{
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case '\\': *ptr2++='\\'; break;
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case '\"': *ptr2++='\"'; break;
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case '\b': *ptr2++='b'; break;
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case '\f': *ptr2++='f'; break;
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case '\n': *ptr2++='n'; break;
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case '\r': *ptr2++='r'; break;
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case '\t': *ptr2++='t'; break;
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default: sprintf(ptr2,"u%04x",token);ptr2+=5; break; /* escape and print */
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}
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}
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}
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*ptr2++='\"';*ptr2++=0;
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return out;
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}
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/* Invote print_string_ptr (which is useful) on an item. */
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static char *print_string(cJSON *item) {return print_string_ptr(item->valuestring);}
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/* Predeclare these prototypes. */
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static const char *parse_value(cJSON *item,const char *value);
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static char *print_value(cJSON *item,int depth,int fmt);
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static const char *parse_array(cJSON *item,const char *value);
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static char *print_array(cJSON *item,int depth,int fmt);
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static const char *parse_object(cJSON *item,const char *value);
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static char *print_object(cJSON *item,int depth,int fmt);
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/* Utility to jump whitespace and cr/lf */
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static const char *skip(const char *in) {while (in && *in && (unsigned char)*in<=32) in++; return in;}
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/* Parse an object - create a new root, and populate. */
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cJSON *cJSON_Parse(const char *value)
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{
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cJSON *c=cJSON_New_Item();
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ep=0;
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if (!c) return 0; /* memory fail */
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if (!parse_value(c,skip(value))) {cJSON_Delete(c);return 0;}
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return c;
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}
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/* Render a cJSON item/entity/structure to text. */
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char *cJSON_Print(cJSON *item) {return print_value(item,0,1);}
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char *cJSON_PrintUnformatted(cJSON *item) {return print_value(item,0,0);}
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/* Parser core - when encountering text, process appropriately. */
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static const char *parse_value(cJSON *item,const char *value)
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{
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if (!value) return 0; /* Fail on null. */
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if (!strncmp(value,"null",4)) { item->type=cJSON_NULL; return value+4; }
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if (!strncmp(value,"false",5)) { item->type=cJSON_False; return value+5; }
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if (!strncmp(value,"true",4)) { item->type=cJSON_True; item->valueint=1; return value+4; }
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if (*value=='\"') { return parse_string(item,value); }
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if (*value=='-' || (*value>='0' && *value<='9')) { return parse_number(item,value); }
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if (*value=='[') { return parse_array(item,value); }
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if (*value=='{') { return parse_object(item,value); }
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ep=value;return 0; /* failure. */
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}
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/* Render a value to text. */
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static char *print_value(cJSON *item,int depth,int fmt)
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{
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char *out=0;
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if (!item) return 0;
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switch ((item->type)&255)
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{
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case cJSON_NULL: out=cJSON_strdup("null"); break;
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case cJSON_False: out=cJSON_strdup("false");break;
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case cJSON_True: out=cJSON_strdup("true"); break;
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case cJSON_Number: out=print_number(item);break;
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case cJSON_String: out=print_string(item);break;
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case cJSON_Array: out=print_array(item,depth,fmt);break;
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case cJSON_Object: out=print_object(item,depth,fmt);break;
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}
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return out;
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}
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/* Build an array from input text. */
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static const char *parse_array(cJSON *item,const char *value)
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{
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cJSON *child;
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if (*value!='[') {ep=value;return 0;} /* not an array! */
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item->type=cJSON_Array;
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value=skip(value+1);
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if (*value==']') return value+1; /* empty array. */
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item->child=child=cJSON_New_Item();
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if (!item->child) return 0; /* memory fail */
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value=skip(parse_value(child,skip(value))); /* skip any spacing, get the value. */
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if (!value) return 0;
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while (*value==',')
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{
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cJSON *new_item;
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if (!(new_item=cJSON_New_Item())) return 0; /* memory fail */
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child->next=new_item;new_item->prev=child;child=new_item;
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value=skip(parse_value(child,skip(value+1)));
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if (!value) return 0; /* memory fail */
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}
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if (*value==']') return value+1; /* end of array */
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ep=value;return 0; /* malformed. */
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}
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/* Render an array to text */
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static char *print_array(cJSON *item,int depth,int fmt)
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{
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char **entries;
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char *out=0,*ptr,*ret;
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size_t len=5;
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cJSON *child=item->child;
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int numentries=0,i=0,fail=0;
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/* How many entries in the array? */
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while (child) numentries++,child=child->next;
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/* Allocate an array to hold the values for each */
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entries=(char**)cJSON_malloc(numentries*sizeof(char*));
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if (!entries) return 0;
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memset(entries,0,numentries*sizeof(char*));
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/* Retrieve all the results: */
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child=item->child;
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while (child && !fail)
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{
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ret=print_value(child,depth+1,fmt);
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entries[i++]=ret;
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if (ret) len+=strlen(ret)+2+(fmt?1:0); else fail=1;
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child=child->next;
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}
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/* If we didn't fail, try to malloc the output string */
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if (!fail) out=(char*)cJSON_malloc(len);
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/* If that fails, we fail. */
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if (!out) fail=1;
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/* Handle failure. */
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if (fail)
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{
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for (i=0;i<numentries;i++) if (entries[i]) cJSON_free(entries[i]);
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cJSON_free(entries);
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return 0;
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}
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/* Compose the output array. */
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*out='[';
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ptr=out+1;*ptr=0;
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for (i=0;i<numentries;i++)
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{
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strcpy(ptr,entries[i]);ptr+=strlen(entries[i]);
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if (i!=numentries-1) {*ptr++=',';if(fmt)*ptr++=' ';*ptr=0;}
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cJSON_free(entries[i]);
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}
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cJSON_free(entries);
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*ptr++=']';*ptr++=0;
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return out;
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}
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/* Build an object from the text. */
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static const char *parse_object(cJSON *item,const char *value)
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{
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cJSON *child;
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if (*value!='{') {ep=value;return 0;} /* not an object! */
|
||||
|
||||
item->type=cJSON_Object;
|
||||
value=skip(value+1);
|
||||
if (*value=='}') return value+1; /* empty array. */
|
||||
|
||||
item->child=child=cJSON_New_Item();
|
||||
if (!item->child) return 0;
|
||||
value=skip(parse_string(child,skip(value)));
|
||||
if (!value) return 0;
|
||||
child->string=child->valuestring;child->valuestring=0;
|
||||
if (*value!=':') {ep=value;return 0;} /* fail! */
|
||||
value=skip(parse_value(child,skip(value+1))); /* skip any spacing, get the value. */
|
||||
if (!value) return 0;
|
||||
|
||||
while (*value==',')
|
||||
{
|
||||
cJSON *new_item;
|
||||
if (!(new_item=cJSON_New_Item())) return 0; /* memory fail */
|
||||
child->next=new_item;new_item->prev=child;child=new_item;
|
||||
value=skip(parse_string(child,skip(value+1)));
|
||||
if (!value) return 0;
|
||||
child->string=child->valuestring;child->valuestring=0;
|
||||
if (*value!=':') {ep=value;return 0;} /* fail! */
|
||||
value=skip(parse_value(child,skip(value+1))); /* skip any spacing, get the value. */
|
||||
if (!value) return 0;
|
||||
}
|
||||
|
||||
if (*value=='}') return value+1; /* end of array */
|
||||
ep=value;return 0; /* malformed. */
|
||||
}
|
||||
|
||||
/* Render an object to text. */
|
||||
static char *print_object(cJSON *item,int depth,int fmt)
|
||||
{
|
||||
char **entries=0,**names=0;
|
||||
char *out=0,*ptr,*ret,*str;int i=0,j;
|
||||
size_t len=7;
|
||||
cJSON *child=item->child;
|
||||
int numentries=0,fail=0;
|
||||
/* Count the number of entries. */
|
||||
while (child) numentries++,child=child->next;
|
||||
/* Allocate space for the names and the objects */
|
||||
entries=(char**)cJSON_malloc(numentries*sizeof(char*));
|
||||
if (!entries) return 0;
|
||||
names=(char**)cJSON_malloc(numentries*sizeof(char*));
|
||||
if (!names) {cJSON_free(entries);return 0;}
|
||||
memset(entries,0,sizeof(char*)*numentries);
|
||||
memset(names,0,sizeof(char*)*numentries);
|
||||
|
||||
/* Collect all the results into our arrays: */
|
||||
child=item->child;depth++;if (fmt) len+=depth;
|
||||
while (child)
|
||||
{
|
||||
names[i]=str=print_string_ptr(child->string);
|
||||
entries[i++]=ret=print_value(child,depth,fmt);
|
||||
if (str && ret) len+=strlen(ret)+strlen(str)+2+(fmt?2+depth:0); else fail=1;
|
||||
child=child->next;
|
||||
}
|
||||
|
||||
/* Try to allocate the output string */
|
||||
if (!fail) out=(char*)cJSON_malloc(len);
|
||||
if (!out) fail=1;
|
||||
|
||||
/* Handle failure */
|
||||
if (fail)
|
||||
{
|
||||
for (i=0;i<numentries;i++) {if (names[i]) cJSON_free(names[i]);if (entries[i]) cJSON_free(entries[i]);}
|
||||
cJSON_free(names);cJSON_free(entries);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Compose the output: */
|
||||
*out='{';ptr=out+1;if (fmt)*ptr++='\n';*ptr=0;
|
||||
for (i=0;i<numentries;i++)
|
||||
{
|
||||
if (fmt) for (j=0;j<depth;j++) *ptr++='\t';
|
||||
strcpy(ptr,names[i]);ptr+=strlen(names[i]);
|
||||
*ptr++=':';if (fmt) *ptr++='\t';
|
||||
strcpy(ptr,entries[i]);ptr+=strlen(entries[i]);
|
||||
if (i!=numentries-1) *ptr++=',';
|
||||
if (fmt) *ptr++='\n';*ptr=0;
|
||||
cJSON_free(names[i]);cJSON_free(entries[i]);
|
||||
}
|
||||
|
||||
cJSON_free(names);cJSON_free(entries);
|
||||
if (fmt) for (i=0;i<depth-1;i++) *ptr++='\t';
|
||||
*ptr++='}';*ptr++=0;
|
||||
return out;
|
||||
}
|
||||
|
||||
/* Get Array size/item / object item. */
|
||||
int cJSON_GetArraySize(cJSON *array) {cJSON *c=array->child;int i=0;while(c)i++,c=c->next;return i;}
|
||||
cJSON *cJSON_GetArrayItem(cJSON *array,int item) {cJSON *c=array->child; while (c && item>0) item--,c=c->next; return c;}
|
||||
cJSON *cJSON_GetObjectItem(const cJSON *object,const char *string) {cJSON *c=object->child; while (c && cJSON_strcasecmp(c->string,string)) c=c->next; return c;}
|
||||
|
||||
|
||||
const char *cJSON_GetObjectCstr(const cJSON *object, const char *string)
|
||||
{
|
||||
cJSON *cj = cJSON_GetObjectItem(object, string);
|
||||
|
||||
if (!cj || cj->type != cJSON_String || !cj->valuestring) return NULL;
|
||||
|
||||
return cj->valuestring;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
/* Utility for array list handling. */
|
||||
static void suffix_object(cJSON *prev,cJSON *item) {prev->next=item;item->prev=prev;}
|
||||
/* Utility for handling references. */
|
||||
static cJSON *create_reference(cJSON *item) {cJSON *ref=cJSON_New_Item();if (!ref) return 0;memcpy(ref,item,sizeof(cJSON));ref->string=0;ref->type|=cJSON_IsReference;ref->next=ref->prev=0;return ref;}
|
||||
|
||||
/* Add item to array/object. */
|
||||
void cJSON_AddItemToArray(cJSON *array, cJSON *item) {cJSON *c=array->child;if (!item) return; if (!c) {array->child=item;} else {while (c && c->next) c=c->next; suffix_object(c,item);}}
|
||||
void cJSON_AddItemToObject(cJSON *object,const char *string,cJSON *item) {if (!item) return; if (item->string) cJSON_free(item->string);item->string=cJSON_strdup(string);cJSON_AddItemToArray(object,item);}
|
||||
void cJSON_AddItemReferenceToArray(cJSON *array, cJSON *item) {cJSON_AddItemToArray(array,create_reference(item));}
|
||||
void cJSON_AddItemReferenceToObject(cJSON *object,const char *string,cJSON *item) {cJSON_AddItemToObject(object,string,create_reference(item));}
|
||||
|
||||
cJSON *cJSON_DetachItemFromArray(cJSON *array,int which) {cJSON *c=array->child;while (c && which>0) c=c->next,which--;if (!c) return 0;
|
||||
if (c->prev) c->prev->next=c->next;if (c->next) c->next->prev=c->prev;if (c==array->child) array->child=c->next;c->prev=c->next=0;return c;}
|
||||
void cJSON_DeleteItemFromArray(cJSON *array,int which) {cJSON_Delete(cJSON_DetachItemFromArray(array,which));}
|
||||
cJSON *cJSON_DetachItemFromObject(cJSON *object,const char *string) {int i=0;cJSON *c=object->child;while (c && cJSON_strcasecmp(c->string,string)) i++,c=c->next;if (c) return cJSON_DetachItemFromArray(object,i);return 0;}
|
||||
void cJSON_DeleteItemFromObject(cJSON *object,const char *string) {cJSON_Delete(cJSON_DetachItemFromObject(object,string));}
|
||||
|
||||
/* Replace array/object items with new ones. */
|
||||
void cJSON_ReplaceItemInArray(cJSON *array,int which,cJSON *newitem) {cJSON *c=array->child;while (c && which>0) c=c->next,which--;if (!c) return;
|
||||
newitem->next=c->next;newitem->prev=c->prev;if (newitem->next) newitem->next->prev=newitem;
|
||||
if (c==array->child) array->child=newitem; else newitem->prev->next=newitem;c->next=c->prev=0;cJSON_Delete(c);}
|
||||
void cJSON_ReplaceItemInObject(cJSON *object,const char *string,cJSON *newitem){int i=0;cJSON *c=object->child;while(c && cJSON_strcasecmp(c->string,string))i++,c=c->next;if(c){newitem->string=cJSON_strdup(string);cJSON_ReplaceItemInArray(object,i,newitem);}}
|
||||
|
||||
/* Create basic types: */
|
||||
cJSON *cJSON_CreateNull() {cJSON *item=cJSON_New_Item();if(item)item->type=cJSON_NULL;return item;}
|
||||
cJSON *cJSON_CreateTrue() {cJSON *item=cJSON_New_Item();if(item)item->type=cJSON_True;return item;}
|
||||
cJSON *cJSON_CreateFalse() {cJSON *item=cJSON_New_Item();if(item)item->type=cJSON_False;return item;}
|
||||
cJSON *cJSON_CreateBool(int b) {cJSON *item=cJSON_New_Item();if(item)item->type=b?cJSON_True:cJSON_False;return item;}
|
||||
cJSON *cJSON_CreateNumber(double num) {cJSON *item=cJSON_New_Item();if(item){item->type=cJSON_Number;item->valuedouble=num;item->valueint=(int)num;}return item;}
|
||||
cJSON *cJSON_CreateString(const char *string) {cJSON *item=cJSON_New_Item();if(item){item->type=cJSON_String;item->valuestring=cJSON_strdup(string);}return item;}
|
||||
cJSON *cJSON_CreateArray() {cJSON *item=cJSON_New_Item();if(item)item->type=cJSON_Array;return item;}
|
||||
cJSON *cJSON_CreateObject() {cJSON *item=cJSON_New_Item();if(item)item->type=cJSON_Object;return item;}
|
||||
|
||||
/* Create Arrays: */
|
||||
cJSON *cJSON_CreateIntArray(int *numbers,int count) {int i;cJSON *n=0,*p=0,*a=cJSON_CreateArray();for(i=0;a && i<count;i++){n=cJSON_CreateNumber(numbers[i]);if(!i)a->child=n;else suffix_object(p,n);p=n;}return a;}
|
||||
cJSON *cJSON_CreateFloatArray(float *numbers,int count) {int i;cJSON *n=0,*p=0,*a=cJSON_CreateArray();for(i=0;a && i<count;i++){n=cJSON_CreateNumber(numbers[i]);if(!i)a->child=n;else suffix_object(p,n);p=n;}return a;}
|
||||
cJSON *cJSON_CreateDoubleArray(double *numbers,int count) {int i;cJSON *n=0,*p=0,*a=cJSON_CreateArray();for(i=0;a && i<count;i++){n=cJSON_CreateNumber(numbers[i]);if(!i)a->child=n;else suffix_object(p,n);p=n;}return a;}
|
||||
cJSON *cJSON_CreateStringArray(const char **strings,int count) {int i;cJSON *n=0,*p=0,*a=cJSON_CreateArray();for(i=0;a && i<count;i++){n=cJSON_CreateString(strings[i]);if(!i)a->child=n;else suffix_object(p,n);p=n;}return a;}
|
||||
|
||||
/* Duplication */
|
||||
cJSON * cJSON_Duplicate(cJSON *item,int recurse)
|
||||
{
|
||||
cJSON *newitem,*cptr,*nptr=0,*newchild;
|
||||
/* Bail on bad ptr */
|
||||
if (!item) return 0;
|
||||
/* Create new item */
|
||||
newitem=cJSON_New_Item();
|
||||
if (!newitem) return 0;
|
||||
/* Copy over all vars */
|
||||
newitem->type=item->type&(~cJSON_IsReference),newitem->valueint=item->valueint,newitem->valuedouble=item->valuedouble;
|
||||
if (item->valuestring) {newitem->valuestring=cJSON_strdup(item->valuestring); if (!newitem->valuestring) {cJSON_Delete(newitem);return 0;}}
|
||||
if (item->string) {newitem->string=cJSON_strdup(item->string); if (!newitem->string) {cJSON_Delete(newitem);return 0;}}
|
||||
/* If non-recursive, then we're done! */
|
||||
if (!recurse) return newitem;
|
||||
/* Walk the ->next chain for the child. */
|
||||
cptr=item->child;
|
||||
while (cptr) {
|
||||
newchild=cJSON_Duplicate(cptr,1); /* Duplicate (with recurse) each item in the ->next chain */
|
||||
if (!newchild) {cJSON_Delete(newitem);return 0;}
|
||||
if (nptr) {nptr->next=newchild,newchild->prev=nptr;nptr=newchild;} /* If newitem->child already set, then crosswire ->prev and ->next and move on */
|
||||
else {newitem->child=newchild;nptr=newchild;} /* Set newitem->child and move to it */
|
||||
cptr=cptr->next;
|
||||
}
|
||||
return newitem;
|
||||
}
|
||||
|
||||
|
||||
cJSON * cJSON_CreateStringPrintf(const char *fmt, ...)
|
||||
{
|
||||
va_list ap;
|
||||
char *str = NULL;
|
||||
cJSON *item;
|
||||
|
||||
va_start(ap, fmt);
|
||||
vasprintf(&str, fmt, ap);
|
||||
va_end(ap);
|
||||
|
||||
if (!str) return NULL;
|
||||
|
||||
if ((item = cJSON_New_Item())) {
|
||||
item->type=cJSON_String;
|
||||
item->valuestring = str;
|
||||
} else {
|
||||
free(str);
|
||||
}
|
||||
|
||||
return item;
|
||||
}
|
||||
|
||||
/* For Emacs:
|
||||
* Local Variables:
|
||||
* mode:c
|
||||
* indent-tabs-mode:t
|
||||
* tab-width:4
|
||||
* c-basic-offset:4
|
||||
* End:
|
||||
* For VIM:
|
||||
* vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
|
||||
*/
|
||||
|
|
@ -0,0 +1,184 @@
|
|||
/*
|
||||
Copyright (c) 2009 Dave Gamble
|
||||
|
||||
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.
|
||||
*/
|
||||
|
||||
#ifndef cJSON__h
|
||||
#define cJSON__h
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C"
|
||||
{
|
||||
#endif
|
||||
|
||||
/* cJSON Types: */
|
||||
#define cJSON_False 0
|
||||
#define cJSON_True 1
|
||||
#define cJSON_NULL 2
|
||||
#define cJSON_Number 3
|
||||
#define cJSON_String 4
|
||||
#define cJSON_Array 5
|
||||
#define cJSON_Object 6
|
||||
|
||||
#define cJSON_IsReference 256
|
||||
|
||||
/* The cJSON structure: */
|
||||
typedef struct cJSON {
|
||||
struct cJSON *next,*prev; /* next/prev allow you to walk array/object chains. Alternatively, use GetArraySize/GetArrayItem/GetObjectItem */
|
||||
struct cJSON *child; /* An array or object item will have a child pointer pointing to a chain of the items in the array/object. */
|
||||
|
||||
int type; /* The type of the item, as above. */
|
||||
|
||||
char *valuestring; /* The item's string, if type==cJSON_String */
|
||||
int valueint; /* The item's number, if type==cJSON_Number */
|
||||
double valuedouble; /* The item's number, if type==cJSON_Number */
|
||||
|
||||
char *string; /* The item's name string, if this item is the child of, or is in the list of subitems of an object. */
|
||||
} cJSON;
|
||||
|
||||
typedef struct cJSON_Hooks {
|
||||
void *(*malloc_fn)(size_t sz);
|
||||
void (*free_fn)(void *ptr);
|
||||
} cJSON_Hooks;
|
||||
|
||||
/* Supply malloc, realloc and free functions to cJSON */
|
||||
void cJSON_InitHooks(cJSON_Hooks* hooks);
|
||||
|
||||
|
||||
/* Supply a block of JSON, and this returns a cJSON object you can interrogate. Call cJSON_Delete when finished. */
|
||||
cJSON *cJSON_Parse(const char *value);
|
||||
/* Render a cJSON entity to text for transfer/storage. Free the char* when finished. */
|
||||
char *cJSON_Print(cJSON *item);
|
||||
/* Render a cJSON entity to text for transfer/storage without any formatting. Free the char* when finished. */
|
||||
char *cJSON_PrintUnformatted(cJSON *item);
|
||||
/* Delete a cJSON entity and all subentities. */
|
||||
void cJSON_Delete(cJSON *c);
|
||||
|
||||
/* Returns the number of items in an array (or object). */
|
||||
int cJSON_GetArraySize(cJSON *array);
|
||||
/* Retrieve item number "item" from array "array". Returns NULL if unsuccessful. */
|
||||
cJSON *cJSON_GetArrayItem(cJSON *array,int item);
|
||||
/* Get item "string" from object. Case insensitive. */
|
||||
cJSON *cJSON_GetObjectItem(const cJSON *object,const char *string);
|
||||
const char *cJSON_GetObjectCstr(const cJSON *object, const char *string);
|
||||
|
||||
/* For analysing failed parses. This returns a pointer to the parse error. You'll probably need to look a few chars back to make sense of it. Defined when cJSON_Parse() returns 0. 0 when cJSON_Parse() succeeds. */
|
||||
const char *cJSON_GetErrorPtr(void);
|
||||
|
||||
/* These calls create a cJSON item of the appropriate type. */
|
||||
cJSON *cJSON_CreateNull(void);
|
||||
cJSON *cJSON_CreateTrue(void);
|
||||
cJSON *cJSON_CreateFalse(void);
|
||||
cJSON *cJSON_CreateBool(int b);
|
||||
cJSON *cJSON_CreateNumber(double num);
|
||||
cJSON *cJSON_CreateString(const char *string);
|
||||
cJSON *cJSON_CreateArray(void);
|
||||
cJSON *cJSON_CreateObject(void);
|
||||
|
||||
/* These utilities create an Array of count items. */
|
||||
cJSON *cJSON_CreateIntArray(int *numbers,int count);
|
||||
cJSON *cJSON_CreateFloatArray(float *numbers,int count);
|
||||
cJSON *cJSON_CreateDoubleArray(double *numbers,int count);
|
||||
cJSON *cJSON_CreateStringArray(const char **strings,int count);
|
||||
|
||||
/* Append item to the specified array/object. */
|
||||
void cJSON_AddItemToArray(cJSON *array, cJSON *item);
|
||||
void cJSON_AddItemToObject(cJSON *object,const char *string,cJSON *item);
|
||||
/* Append reference to item to the specified array/object. Use this when you want to add an existing cJSON to a new cJSON, but don't want to corrupt your existing cJSON. */
|
||||
void cJSON_AddItemReferenceToArray(cJSON *array, cJSON *item);
|
||||
void cJSON_AddItemReferenceToObject(cJSON *object,const char *string,cJSON *item);
|
||||
|
||||
/* Remove/Detatch items from Arrays/Objects. */
|
||||
cJSON *cJSON_DetachItemFromArray(cJSON *array,int which);
|
||||
void cJSON_DeleteItemFromArray(cJSON *array,int which);
|
||||
cJSON *cJSON_DetachItemFromObject(cJSON *object,const char *string);
|
||||
void cJSON_DeleteItemFromObject(cJSON *object,const char *string);
|
||||
|
||||
/* Update array items. */
|
||||
void cJSON_ReplaceItemInArray(cJSON *array,int which,cJSON *newitem);
|
||||
void cJSON_ReplaceItemInObject(cJSON *object,const char *string,cJSON *newitem);
|
||||
|
||||
/* Duplicate a cJSON item */
|
||||
cJSON * cJSON_Duplicate(cJSON *item,int recurse);
|
||||
/* Duplicate will create a new, identical cJSON item to the one you pass, in new memory that will
|
||||
need to be released. With recurse!=0, it will duplicate any children connected to the item.
|
||||
The item->next and ->prev pointers are always zero on return from Duplicate. */
|
||||
|
||||
|
||||
#define cJSON_AddNullToObject(object,name) cJSON_AddItemToObject(object, name, cJSON_CreateNull())
|
||||
#define cJSON_AddTrueToObject(object,name) cJSON_AddItemToObject(object, name, cJSON_CreateTrue())
|
||||
#define cJSON_AddFalseToObject(object,name) cJSON_AddItemToObject(object, name, cJSON_CreateFalse())
|
||||
#define cJSON_AddNumberToObject(object,name,n) cJSON_AddItemToObject(object, name, cJSON_CreateNumber(n))
|
||||
#define cJSON_AddStringToObject(object,name,s) cJSON_AddItemToObject(object, name, cJSON_CreateString(s))
|
||||
|
||||
cJSON * cJSON_CreateStringPrintf(const char *fmt, ...);
|
||||
|
||||
static inline cJSON *json_add_child_obj(cJSON *json, const char *name, cJSON *obj)
|
||||
{
|
||||
cJSON *new_json = NULL;
|
||||
|
||||
switch_assert(json);
|
||||
|
||||
if (obj) {
|
||||
new_json = obj;
|
||||
} else {
|
||||
new_json = cJSON_CreateObject();
|
||||
}
|
||||
|
||||
switch_assert(new_json);
|
||||
|
||||
cJSON_AddItemToObject(json, name, new_json);
|
||||
|
||||
return new_json;
|
||||
}
|
||||
|
||||
static inline cJSON *json_add_child_array(cJSON *json, const char *name)
|
||||
{
|
||||
cJSON *new_json = NULL;
|
||||
|
||||
switch_assert(json);
|
||||
|
||||
new_json = cJSON_CreateArray();
|
||||
switch_assert(new_json);
|
||||
|
||||
cJSON_AddItemToObject(json, name, new_json);
|
||||
|
||||
return new_json;
|
||||
}
|
||||
|
||||
static inline cJSON *json_add_child_string(cJSON *json, const char *name, const char *val)
|
||||
{
|
||||
cJSON *new_json = NULL;
|
||||
|
||||
switch_assert(json);
|
||||
|
||||
new_json = cJSON_CreateString(val);
|
||||
switch_assert(new_json);
|
||||
|
||||
cJSON_AddItemToObject(json, name, new_json);
|
||||
|
||||
return new_json;
|
||||
}
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue