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print_string: return boolean instead of pointer

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This commit is contained in:
Max Bruckner 2017-03-03 00:32:53 +01:00
parent 1749de02f8
commit 5ea4fad263
2 changed files with 11 additions and 11 deletions
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20
cJSON.c
View File

@ -694,7 +694,7 @@ fail:
}
/* Render the cstring provided to an escaped version that can be printed. */
static unsigned char *print_string_ptr(const unsigned char * const input, printbuffer * const output_buffer, const internal_hooks * const hooks)
static cJSON_bool print_string_ptr(const unsigned char * const input, printbuffer * const output_buffer, const internal_hooks * const hooks)
{
const unsigned char *input_pointer = NULL;
unsigned char *output = NULL;
@ -705,7 +705,7 @@ static unsigned char *print_string_ptr(const unsigned char * const input, printb
if (output_buffer == NULL)
{
return NULL;
return false;
}
/* empty string */
@ -714,11 +714,11 @@ static unsigned char *print_string_ptr(const unsigned char * const input, printb
output = ensure(output_buffer, sizeof("\"\""), hooks);
if (output == NULL)
{
return NULL;
return false;
}
strcpy((char*)output, "\"\"");
return output;
return true;
}
/* set "flag" to 1 if something needs to be escaped */
@ -740,7 +740,7 @@ static unsigned char *print_string_ptr(const unsigned char * const input, printb
output = ensure(output_buffer, output_length + sizeof("\"\""), hooks);
if (output == NULL)
{
return NULL;
return false;
}
/* no characters have to be escaped */
@ -751,7 +751,7 @@ static unsigned char *print_string_ptr(const unsigned char * const input, printb
output[output_length + 1] = '\"';
output[output_length + 2] = '\0';
return output;
return true;
}
output[0] = '\"';
@ -802,11 +802,11 @@ static unsigned char *print_string_ptr(const unsigned char * const input, printb
output[output_length + 1] = '\"';
output[output_length + 2] = '\0';
return output;
return true;
}
/* Invoke print_string_ptr (which is useful) on an item. */
static unsigned char *print_string(const cJSON * const item, printbuffer * const p, const internal_hooks * const hooks)
static cJSON_bool print_string(const cJSON * const item, printbuffer * const p, const internal_hooks * const hooks)
{
return print_string_ptr((unsigned char*)item->valuestring, p, hooks);
}
@ -1092,7 +1092,7 @@ static cJSON_bool print_value(const cJSON * const item, const size_t depth, cons
break;
}
case cJSON_String:
output = print_string(item, output_buffer, hooks);
return print_string(item, output_buffer, hooks);
break;
case cJSON_Array:
return print_array(item, depth, format, output_buffer, hooks);
@ -1384,7 +1384,7 @@ static cJSON_bool print_object(const cJSON * const item, const size_t depth, con
}
/* print key */
if (print_string_ptr((unsigned char*)current_item->string, output_buffer, hooks) == NULL)
if (!print_string_ptr((unsigned char*)current_item->string, output_buffer, hooks))
{
return false;
}

2
tests/print_string.c
View File

@ -33,7 +33,7 @@ static void assert_print_string(const char *expected, const char *input)
buffer.offset = 0;
buffer.noalloc = true;
TEST_ASSERT_NOT_NULL_MESSAGE(print_string_ptr((const unsigned char*)input, &buffer, &global_hooks), "Failed to print string.");
TEST_ASSERT_TRUE_MESSAGE(print_string_ptr((const unsigned char*)input, &buffer, &global_hooks), "Failed to print string.");
TEST_ASSERT_EQUAL_STRING_MESSAGE(expected, printed, "The printed string isn't as expected.");
}