score: Add _IO_Base64url()

Update #4267.

1 files changed, 44 insertions, 7 deletions

diff --git a/cpukit/include/rtems/score/io.h b/cpukit/include/rtems/score/io.h
index f851d30b8a..f7b576fddd 100644
--- a/cpukit/include/rtems/score/io.h
+++ b/cpukit/include/rtems/score/io.h
@@ -64,15 +64,21 @@ int _IO_Vprintf(
  * After word length of output characters produced by the encoding a word break
  * is produced.
  *
- * @param put_char The put character function.
- * @param arg The argument passed to the put character function.
- * @param src The pointer to the source buffer begin.
- * @param srclen The length of the source buffer in bytes.
- * @param wordbreak The word break string.
- * @param wordlen The word length in bytes.  If the word length is less than
+ * @param put_char is the put character function used to output the encoded
+ *   source buffer.
+ *
+ * @param arg is the argument passed to the put character function.
+ *
+ * @param src is the pointer to the source buffer begin.
+ *
+ * @param srclen is the length of the source buffer in bytes.
+ *
+ * @param wordbreak is the word break string.
+ *
+ * @param wordlen is the word length in bytes.  If the word length is less than
  *   four, then a word length of four will be used.
  *
- * @return The count of output characters.
+ * @return Returns the count of output characters.
  */
 int _IO_Base64(
   IO_Put_char  put_char,
@@ -83,6 +89,37 @@ int _IO_Base64(
   int          wordlen
 );
 
+/**
+ * @brief Outputs the source buffer in base64url encoding.
+ *
+ * After word length of output characters produced by the encoding a word break
+ * is produced.
+ *
+ * @param put_char is the put character function used to output the encoded
+ *   source buffer.
+ *
+ * @param arg is the argument passed to the put character function.
+ *
+ * @param src is the pointer to the source buffer begin.
+ *
+ * @param srclen is the length of the source buffer in bytes.
+ *
+ * @param wordbreak is the word break string.
+ *
+ * @param wordlen is the word length in bytes.  If the word length is less than
+ *   four, then a word length of four will be used.
+ *
+ * @return Returns the count of output characters.
+ */
+int _IO_Base64url(
+  IO_Put_char  put_char,
+  void        *arg,
+  const void  *src,
+  size_t       len,
+  const char  *wordbreak,
+  int          wordlen
+);
+
 /** @} */ 
 
 #ifdef __cplusplus