cJSON.h: Note about buffer size for cJSON_PrintPreallocated

This commit is contained in:
Max Bruckner 2017-03-22 16:39:10 +01:00
parent b7ce06224b
commit 4bfb880093
1 changed files with 3 additions and 2 deletions

View File

@ -132,8 +132,9 @@ CJSON_PUBLIC(char *) cJSON_Print(const cJSON *item);
CJSON_PUBLIC(char *) cJSON_PrintUnformatted(const cJSON *item);
/* Render a cJSON entity to text using a buffered strategy. prebuffer is a guess at the final size. guessing well reduces reallocation. fmt=0 gives unformatted, =1 gives formatted */
CJSON_PUBLIC(char *) cJSON_PrintBuffered(const cJSON *item, int prebuffer, cJSON_bool fmt);
/* Render a cJSON entity to text using a buffer already allocated in memory with length buf_len. Returns 1 on success and 0 on failure. */
CJSON_PUBLIC(cJSON_bool) cJSON_PrintPreallocated(cJSON *item, char *buf, const int len, const cJSON_bool fmt);
/* Render a cJSON entity to text using a buffer already allocated in memory with given length. Returns 1 on success and 0 on failure. */
/* NOTE: If you are printing numbers, the buffer hat to be 63 bytes bigger then the printed JSON (worst case) */
CJSON_PUBLIC(cJSON_bool) cJSON_PrintPreallocated(cJSON *item, char *buffer, const int length, const cJSON_bool format);
/* Delete a cJSON entity and all subentities. */
CJSON_PUBLIC(void) cJSON_Delete(cJSON *c);