// Render an object to text.
int
aJsonClass::printObject(aJsonObject *item, FILE* stream)
{
if (item == NULL)
{
//nothing to do
return 0;
}
aJsonObject *child = item->child;
if (fputc('{', stream) == EOF)
{
return EOF;
}
while (child)
{
if (printStringPtr(child->name, stream) == EOF)
{
return EOF;
}
if (fputc(':', stream) == EOF)
{
return EOF;
}
if (printValue(child, stream) == EOF)
{
return EOF;
}
child = child->next;
if (child)
{
if (fputc(',', stream) == EOF)
{
return EOF;
}
}
}
if (fputc('}', stream) == EOF)
{
return EOF;
}
return 0;
}
// Render an object to text.
char*
aJsonClass::printObject(aJsonObject *item)
{
char **entries = 0, **names = 0;
char *out = 0, *ptr, *ret, *str;
int len = 7;
unsigned char i = 0;
aJsonObject *child = item->child;
unsigned char 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**) malloc(numentries * sizeof(char*));
if (!entries)
return 0;
names = (char**) malloc(numentries * sizeof(char*));
if (!names)
{
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;
while (child)
{
names[i] = str = printStringPtr(child->name);
entries[i++] = ret = printValue(child);
if (str && ret)
len += strlen(ret) + strlen(str) + 2;
else
fail = 1;
child = child->next;
}
// Try to allocate the output string
if (!fail)
out = (char*) malloc(len);
if (!out)
fail = 1;
// Handle failure
if (fail)
{
for (i = 0; i < numentries; i++)
{
if (names[i])
free(names[i]);
if (entries[i])
free(entries[i]);
}
free(names);
free(entries);
return 0;
}
// Compose the output:
*out = '{';
ptr = out + 1;
*ptr = 0;
for (i = 0; i < numentries; i++)
{
strcpy(ptr, names[i]);
ptr += strlen(names[i]);
*ptr++ = ':';
strcpy(ptr, entries[i]);
ptr += strlen(entries[i]);
if (i != numentries - 1)
*ptr++ = ',';
*ptr = 0;
free(names[i]);
free(entries[i]);
}
free(names);
free(entries);
*ptr++ = '}';
*ptr++ = 0;
return out;
}
// Invote print_string_ptr (which is useful) on an item.
int
aJsonClass::printString(aJsonObject *item, FILE* stream)
{
return printStringPtr(item->valuestring, stream);
}
// Invote print_string_ptr (which is useful) on an item.
char*
aJsonClass::printString(aJsonObject *item)
{
return printStringPtr(item->value.valuestring);
}