MdeModulePkg/NetLib: Handle an invalid IPv6 address case

[mirror_edk2.git] / MdeModulePkg / Include / Library / NetLib.h

diff --git a/MdeModulePkg/Include/Library/NetLib.h b/MdeModulePkg/Include/Library/NetLib.h
index 26709af091d1a77214fa1aa3a2e7ed635f4da04a..09ead094977ab9f6768dc0300dec3886d9ae0b94 100644 (file)
--- a/MdeModulePkg/Include/Library/NetLib.h
+++ b/MdeModulePkg/Include/Library/NetLib.h
@@ -523,6 +523,7 @@ extern IP4_ADDR gIp4AllMasks[IP4_MASK_NUM];
 extern EFI_IPv4_ADDRESS  mZeroIp4Addr;\r
 \r
 #define NET_IS_DIGIT(Ch)            (('0' <= (Ch)) && ((Ch) <= '9'))\r
+#define NET_IS_HEX(Ch)              ((('0' <= (Ch)) && ((Ch) <= '9')) || (('A' <= (Ch)) && ((Ch) <= 'F')) || (('a' <= (Ch)) && ((Ch) <= 'f')))\r
 #define NET_ROUNDUP(size, unit)     (((size) + (unit) - 1) & (~((unit) - 1)))\r
 #define NET_IS_LOWER_CASE_CHAR(Ch)  (('a' <= (Ch)) && ((Ch) <= 'z'))\r
 #define NET_IS_UPPER_CASE_CHAR(Ch)  (('A' <= (Ch)) && ((Ch) <= 'Z'))\r