lib: add frrstr_hex to hexdump buffers

Signed-off-by: Quentin Young <qlyoung@nvidia.com>

1 files changed, 20 insertions, 0 deletions

diff --git a/lib/frrstr.h b/lib/frrstr.h
index 441d7b8670..d52d6a4482 100644
--- a/lib/frrstr.h
+++ b/lib/frrstr.h
@@ -154,6 +154,26 @@ bool frrstr_endswith(const char *str, const char *suffix);
  */
 int all_digit(const char *str);
 
+/*
+ * Copy the hexadecimal representation of the string to a buffer.
+ *
+ * buff
+ *    Buffer to copy result into with size of at least (2 * num) + 1.
+ *
+ * bufsiz
+ *    Size of destination buffer.
+ *
+ * str
+ *    String to represent as hexadecimal.
+ *
+ * num
+ *    Number of characters to copy.
+ *
+ * Returns:
+ *    Pointer to buffer containing resulting hexadecimal representation.
+ */
+char *frrstr_hex(char *buff, size_t bufsiz, const uint8_t *str, size_t num);
+
 #ifdef __cplusplus
 }
 #endif