From 10efcd978718798484f6f498ade9ec2ac1944538 Mon Sep 17 00:00:00 2001
From: Joseph Chen <joseph@baoruh.com.tw>
Date: Thu, 27 Nov 2025 10:03:04 +0800
Subject: [PATCH] Enhance MQX platform support and integration

---
 src/sniffer.c                | 19 ++++++++++++++++++-
 src/ssl.c                    |  4 ++++
 wolfssl/wolfcrypt/settings.h |  3 +--
 wolfssl/wolfcrypt/wc_port.h  |  1 +
 wolfssl/wolfio.h             |  7 +++++++
 5 files changed, 31 insertions(+), 3 deletions(-)

diff --git a/src/sniffer.c b/src/sniffer.c
index 6854d5800..f65455b66 100644
--- a/src/sniffer.c
+++ b/src/sniffer.c
@@ -56,15 +56,23 @@
     /* default */
     #define XINET_NTOA inet_ntoa
     #define XINET_ATON inet_aton
+#ifdef FREESCALE_MQX
+    #define XINET_PTON(a,b,c,d) inet_pton((a),(b),(c),(d))
+#else
     #define XINET_PTON(a,b,c) inet_pton((a),(b),(c))
+#endif
     #define XINET_NTOP inet_ntop
     #define XINET_ADDR inet_addr
     #define XHTONS htons
     #define XNTOHS ntohs
     #define XHTONL htonl
     #define XNTOHL ntohl
+#ifdef FREESCALE_MQX
+    #define XINADDR_NONE INADDR_BROADCAST
+#else
     #define XINADDR_NONE INADDR_NONE
 #endif
+#endif
 
 #if !defined(WOLFCRYPT_ONLY) && !defined(NO_FILESYSTEM)
 #ifdef WOLFSSL_SNIFFER
@@ -76,7 +84,7 @@
     #ifdef TCP_PROTOCOL
         #undef TCP_PROTOCOL
     #endif
-#else
+#elif !defined(FREESCALE_MQX)
     #ifndef _WIN32
         #include <arpa/inet.h>
     #else
@@ -1817,6 +1825,9 @@ static int SetNamedPrivateKey(const char* name, const char* address, int port,
     #ifdef FUSION_RTOS
         if (XINET_PTON(AF_INET6, address, serverIp.ip6,
                        sizeof(serverIp.ip4)) == 1)
+    #elif defined(FREESCALE_MQX)
+        if (XINET_PTON(AF_INET6, address, serverIp.ip6,
+                       sizeof(serverIp.ip6)) == RTCS_OK)
     #else
         if (XINET_PTON(AF_INET6, address, serverIp.ip6) == 1)
     #endif
@@ -7672,6 +7683,9 @@ int ssl_RemoveSession(const char* clientIp, int clientPort,
     #ifdef FUSION_RTOS
         if (XINET_PTON(AF_INET6, clientIp, clientAddr.ip6,
                        sizeof(clientAddr.ip4)) == 1)
+    #elif defined(FREESCALE_MQX)
+        if (XINET_PTON(AF_INET6, clientIp, clientAddr.ip6,
+                       sizeof(clientAddr.ip6)) == RTCS_OK)
     #else
         if (XINET_PTON(AF_INET6, clientIp, clientAddr.ip6) == 1)
     #endif
@@ -7691,6 +7705,9 @@ int ssl_RemoveSession(const char* clientIp, int clientPort,
     #ifdef FUSION_RTOS
         if (XINET_PTON(AF_INET6, serverIp, serverAddr.ip6,
                        sizeof(serverAddr.ip4)) == 1)
+    #elif defined(FREESCALE_MQX)
+        if (XINET_PTON(AF_INET6, clientIp, clientAddr.ip6,
+                       sizeof(clientAddr.ip6)) == RTCS_OK)
     #else
         if (XINET_PTON(AF_INET6, serverIp, serverAddr.ip6) == 1)
     #endif
diff --git a/src/ssl.c b/src/ssl.c
index 2cda8ea4d..3afe949af 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -21390,7 +21390,11 @@ WOLFSSL_ASN1_STRING* wolfSSL_a2i_IPADDRESS(const char* ipa)
     }
 
     buf[WOLFSSL_IP6_ADDR_LEN] = '\0';
+#ifdef FREESCALE_MQX
+    if (XINET_PTON(af, ipa, (void*)buf, sizeof(buf)) != RTCS_OK) {
+#else
     if (XINET_PTON(af, ipa, (void*)buf) != 1) {
+#endif
         WOLFSSL_MSG("Error parsing IP address");
         return NULL;
     }
diff --git a/wolfssl/wolfcrypt/settings.h b/wolfssl/wolfcrypt/settings.h
index 9b02060de..2f916b2c0 100644
--- a/wolfssl/wolfcrypt/settings.h
+++ b/wolfssl/wolfcrypt/settings.h
@@ -1853,8 +1853,7 @@ extern void uITRON4_free(void *p) ;
         #else
             #define XFREE(p, h, t)      {void* xp = (p); (void)(h); (void)(t); if ((xp)) _mem_free((xp));}
         #endif
-
-        /* Note: MQX has no realloc, using fastmath above */
+        #define XREALLOC(p, n, h, t) ((void)(h), (void)(t), (void *)_mem_realloc((p), (n)))
     #endif
     #ifdef USE_FAST_MATH
         /* Undef first to avoid re-definition if user_settings.h defines */
diff --git a/wolfssl/wolfcrypt/wc_port.h b/wolfssl/wolfcrypt/wc_port.h
index 22a3ee498..513ba98ff 100644
--- a/wolfssl/wolfcrypt/wc_port.h
+++ b/wolfssl/wolfcrypt/wc_port.h
@@ -935,6 +935,7 @@ WOLFSSL_ABI WOLFSSL_API int wolfCrypt_Cleanup(void);
     #define XSEEK_END               IO_SEEK_END
     #define XBADFILE                NULL
     #define XFGETS                  fgets
+    #define XFPRINTF                fprintf
 
 #elif defined(WOLFSSL_DEOS)
     #define NO_FILESYSTEM
diff --git a/wolfssl/wolfio.h b/wolfssl/wolfio.h
index ad8b56410..2ddd830ef 100644
--- a/wolfssl/wolfio.h
+++ b/wolfssl/wolfio.h
@@ -602,6 +602,11 @@ WOLFSSL_API  int wolfIO_RecvFrom(SOCKET_T sd, WOLFSSL_BIO_ADDR *addr, char *buf,
                                 } while(0)
     #endif
     #define StartTCP() WC_DO_NOTHING
+#elif defined(FREESCALE_MQX)
+    #ifndef CloseSocket
+        #define CloseSocket(s) closesocket(s)
+    #endif
+    #define StartTCP() WC_DO_NOTHING
 #else
     #ifndef CloseSocket
         #define CloseSocket(s) close(s)
@@ -987,6 +992,8 @@ WOLFSSL_API void wolfSSL_SetIOWriteFlags(WOLFSSL* ssl, int flags);
         #else
             #define XINET_PTON(a,b,c)   InetPton((a),(PCWSTR)(b),(c))
         #endif
+    #elif defined(FREESCALE_MQX)
+        #define XINET_PTON(a,b,c,d) inet_pton((a),(b),(c),(d))
     #else
         #define XINET_PTON(a,b,c)   inet_pton((a),(b),(c))
     #endif