Remove the feature of fill the rest of the buffer with \0 in reiconv_convert_static_size.

Author: ChenPi11

benchmark/reiconv_iconv.cpp

@@ -10,4 +10,3 @@ void* reiconv_iconv_open()
 {
     return reiconv_open_from_index(ENCODING_UTF8, ENCODING_GB18030, REICONV_NO_FLAGS);
 }
-

include/cppp/reiconv.h.in

@@ -162,12 +162,12 @@ extern _CPPP_API size_t reiconv_result_size(reiconv_t cd, const char *start, siz
  * @note The function `reiconv_convert` is more easy to use. This function is for performance and flexibility.
  * @note This function does not treat zero characters specially.
  * @param cd The input conversion descriptor.
- * @param input_data the input buffer.
+ * @param input_data The input buffer.
  * @param input_length Input buffer length.
  * @param output_data The output buffer pointer.
- * @param output_length the output buffer's length.
+ * @param output_length The output buffer's length.
  * @note If the output buffer is too small, -1 is returned.
- * @note If the output buffer is too big, the rest of the buffer is filled with zero.
+ * @note If the output buffer is too big, the rest of the buffer will not change.
  * @return 0 on success, -1 on error with errno set.
  */
 extern _CPPP_API int reiconv_convert_static_size(reiconv_t cd, const char *input_data, size_t input_length,

lib/iconv.c

@@ -262,7 +262,6 @@ _CPPP_API int reiconv_convert_static_size(reiconv_t cd, const char *input_data,
     {
         return -1;
     }
-    memset(outptr, 0, outsize); // Fill the rest of the buffer with '\0'.
     return 0;
 }