llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-libc Author: Connector Switch (c8ef) <details> <summary>Changes</summary> --- Full diff: https://github.com/llvm/llvm-project/pull/172643.diff 2 Files Affected: - (modified) libc/include/llvm-libc-macros/netinet-in-macros.h (+20) - (modified) libc/test/include/netinet_in_test.cpp (+14) ``````````diff diff --git a/libc/include/llvm-libc-macros/netinet-in-macros.h b/libc/include/llvm-libc-macros/netinet-in-macros.h index 863ff8759e446..88ffe92756b16 100644 --- a/libc/include/llvm-libc-macros/netinet-in-macros.h +++ b/libc/include/llvm-libc-macros/netinet-in-macros.h @@ -64,4 +64,24 @@ ((__LLVM_LIBC_CAST(reinterpret_cast, uint8_t *, a)[0]) == 0xfe && \ (__LLVM_LIBC_CAST(reinterpret_cast, uint8_t *, a)[1] & 0xc0) == 0xc0) +#define IN6_IS_ADDR_MC_NODELOCAL(a) \ + (IN6_IS_ADDR_MULTICAST(a) && \ + (__LLVM_LIBC_CAST(reinterpret_cast, uint8_t *, a)[1] & 0xf) == 0x1) + +#define IN6_IS_ADDR_MC_LINKLOCAL(a) \ + (IN6_IS_ADDR_MULTICAST(a) && \ + (__LLVM_LIBC_CAST(reinterpret_cast, uint8_t *, a)[1] & 0xf) == 0x2) + +#define IN6_IS_ADDR_MC_SITELOCAL(a) \ + (IN6_IS_ADDR_MULTICAST(a) && \ + (__LLVM_LIBC_CAST(reinterpret_cast, uint8_t *, a)[1] & 0xf) == 0x5) + +#define IN6_IS_ADDR_MC_ORGLOCAL(a) \ + (IN6_IS_ADDR_MULTICAST(a) && \ + (__LLVM_LIBC_CAST(reinterpret_cast, uint8_t *, a)[1] & 0xf) == 0x8) + +#define IN6_IS_ADDR_MC_GLOBAL(a) \ + (IN6_IS_ADDR_MULTICAST(a) && \ + (__LLVM_LIBC_CAST(reinterpret_cast, uint8_t *, a)[1] & 0xf) == 0xe) + #endif // LLVM_LIBC_MACROS_NETINET_IN_MACROS_H diff --git a/libc/test/include/netinet_in_test.cpp b/libc/test/include/netinet_in_test.cpp index e8cb8e48ff4b4..72500c4d51438 100644 --- a/libc/test/include/netinet_in_test.cpp +++ b/libc/test/include/netinet_in_test.cpp @@ -42,4 +42,18 @@ TEST(LlvmLibcNetinetInTest, IN6Macro) { buff[0] = 0xff; buff[1] = 0x80; EXPECT_FALSE(IN6_IS_ADDR_SITELOCAL(buff)); + + buff[0] = 0xff; + buff[1] = 0x1; + EXPECT_TRUE(IN6_IS_ADDR_MC_NODELOCAL(buff)); + buff[1] = 0x2; + EXPECT_TRUE(IN6_IS_ADDR_MC_LINKLOCAL(buff)); + buff[1] = 0x5; + EXPECT_TRUE(IN6_IS_ADDR_MC_SITELOCAL(buff)); + buff[1] = 0x8; + EXPECT_TRUE(IN6_IS_ADDR_MC_ORGLOCAL(buff)); + buff[1] = 0xe; + EXPECT_TRUE(IN6_IS_ADDR_MC_GLOBAL(buff)); + buff[1] = 0; + buff[0] = 0; } `````````` </details> https://github.com/llvm/llvm-project/pull/172643 _______________________________________________ llvm-branch-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
