json_journal.c
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00001 #include <assert.h>
00002 #include "json_journal.h"
00003 
00004 
00005 #define MAX_STACK 1000
00006 
00007 static JO jj_stack[MAX_STACK];
00008 static int jj_stack_index = -1;
00009 static FILE * jj_file = 0;
00010 
00011 
00012 int jj_enabled() {
00013         return jj_file != 0;
00014 }
00015 
00016 JO jj_stack_top() {
00017         assert(jj_stack_index>=0);
00018         return jj_stack[jj_stack_index];
00019 }
00020 
00021 void jj_stack_push(JO jo) {
00022         assert(jj_stack_index<MAX_STACK);
00023         jj_stack[++jj_stack_index] = jo;
00024 }
00025 
00026 void jj_stack_pop() {
00027 /*      fprintf(stderr, "jj_stack_pop  %d\n", jj_stack_index); */
00028         assert(jj_stack_index>=0);
00029         if(jj_stack_index == 0 && jj_file) {
00030                 fprintf(jj_file, "%s\n", json_object_to_json_string(jj_stack_top()));
00031                 jo_free(jj_stack_top());
00032         }
00033         jj_stack_index--;
00034 }
00035 
00036 void jj_context_enter(const char*context_name) {
00037 /*      fprintf(stderr, "jj_context_enter('%s') %d\n", context_name, jj_stack_index); */
00038         
00039         JO jo = json_object_new_object();
00040         if(jj_stack_index>=0)
00041         jo_add(jj_stack_top(), context_name, jo);
00042         
00043         jj_stack_push(jo);
00044 }
00045 
00046 
00047 
00048 void jj_must_be_hash() {
00049         assert(json_object_is_type(jj_stack_top(), (enum json_type) json_type_object)); 
00050 }
00051 
00052 void jj_must_be_array() {
00053         assert(json_object_is_type(jj_stack_top(), (enum json_type)  json_type_array)); 
00054 }
00055 
00056 void jj_context_exit() {
00057         jj_must_be_hash();
00058         jj_stack_pop();
00059 }
00060 
00061 void jj_loop_enter(const char*loop_name) {
00062         jj_must_be_hash();
00063         JO jo = json_object_new_array();
00064         jo_add(jj_stack_top(), loop_name, jo);
00065         jj_stack_push(jo);
00066 }
00067 
00068 void jj_loop_iteration() {
00069         JO this_iteration = json_object_new_object();
00070         if(!json_object_is_type(jj_stack_top(), (enum json_type) json_type_array)) {
00071                 jj_stack_pop();
00072                 jj_must_be_array();
00073         }
00074         json_object_array_add(jj_stack_top(), this_iteration);
00075         jj_stack_push(this_iteration);
00076 }
00077 
00078 void jj_loop_exit() {
00079         if(!json_object_is_type(jj_stack_top(), (enum json_type) json_type_array))
00080                 jj_stack_pop();
00081                 
00082         jj_must_be_array();
00083         jj_stack_pop();
00084 }
00085 
00086 void jj_add_int(const char*name, int v) {
00087         jj_must_be_hash();
00088         jo_add(jj_stack_top(), name, jo_new_int(v));
00089 }
00090 
00091 void jj_add_double(const char*name, double v) {
00092         jj_must_be_hash();
00093         jo_add(jj_stack_top(), name, jo_double_or_null(v));
00094 }
00095 
00096 void jj_add_double_array(const char *name, double *v, int n) {
00097         jj_add(name, jo_new_double_array(v, n));
00098 }
00099 
00100 void jj_add_int_array(const char*name, int* v, int n) {
00101         jj_add(name, jo_new_int_array(v, n));   
00102 }
00103 
00104 void jj_add(const char*name, JO jo) {
00105         jj_must_be_hash();
00106         jo_add(jj_stack_top(), name, jo);
00107 }
00108 
00109 void jj_set_stream(FILE* f) {
00110         jj_file = f;
00111 }
00112 
00113 FILE * jj_get_stream() {
00114         return jj_file;
00115 }


csm_ros
Author(s): Gaƫl Ecorchard , Ivan Dryanovski, William Morris, Andrea Censi
autogenerated on Sat Jun 8 2019 19:52:42