Refactor: Replace custom tc_hton*/tc_ntoh* with standard htobe16/be16toh/htobe32/be32toh, move htobe16/be16toh to platform_compat.h

lib/platform_compat.h

@@ -6,12 +6,6 @@
 #define PLATFORM_COMPAT_H
 
 #ifdef _WIN32
-    // Portable byte-order: must be first, before winsock2.h defines anything
-    #define tc_htons(x) ((uint16_t)(((uint16_t)(x) & 0xFFU) << 8) | (((uint16_t)(x) & 0xFF00U) >> 8))
-    #define tc_htonl(x) ((((uint32_t)(x) & 0x000000FFU) << 24) | (((uint32_t)(x) & 0x0000FF00U) << 8) | (((uint32_t)(x) & 0x00FF0000U) >> 8) | (((uint32_t)(x) & 0xFF000000U) >> 24))
-    #define tc_ntohs(x) tc_htons(x)
-    #define tc_ntohl(x) tc_htonl(x)
-
     #include <winsock2.h>
     #include <ws2tcpip.h>
     #include <windows.h>
@@ -23,6 +17,8 @@
 // Byte order conversion functions
 #ifdef _WIN32
     #include <stdlib.h>
+    #define htobe16(x) _byteswap_ushort(x)
+    #define be16toh(x) _byteswap_ushort(x)
     #define htobe32(x) _byteswap_ulong(x)
     #define be32toh(x) _byteswap_ulong(x)
     #define htobe64(x) _byteswap_uint64(x)
@@ -159,13 +155,6 @@
 
 #include <stdint.h>
 
-#ifndef tc_htons
-static inline uint16_t tc_htons(uint16_t x) { return (uint16_t)(((x & 0xFFU) << 8) | ((x & 0xFF00U) >> 8)); }
-static inline uint32_t tc_htonl(uint32_t x) { return (((x & 0x000000FFU) << 24) | ((x & 0x0000FF00U) << 8) | ((x & 0x00FF0000U) >> 8) | ((x & 0xFF000000U) >> 24)); }
-#define tc_ntohs(x) tc_htons(x)
-#define tc_ntohl(x) tc_htonl(x)
-#endif
-
 // Generate cryptographically secure random bytes
 // Returns 0 on success, -1 on error
 int random_bytes(uint8_t *buffer, size_t len);