libreoffice/0001-Replace-inet_ntoa-with-inet_ntop.patch

From 366e9237399a948d2ef616b758d390bd7d0978a5 Mon Sep 17 00:00:00 2001
From: Stephan Bergmann <sbergman@redhat.com>
Date: Mon, 31 May 2021 09:36:28 +0200
Subject: [PATCH] Replace inet_ntoa with inet_ntop

...as inet_ntoa is potentially not thread-safe; and add a test

Change-Id: I9df945b006ba7194c3b1444c4886101c08339ad0
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/116425
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
(cherry picked from commit 33bf4f0bcf941ee4609f558442035514f54cbc8a)

and

Replace inet_addr with inet_pton

...as inet_addr is deprecated (it does not allow to distinguish successful
return for "255.255.255.255" from -1 error return); and update tests

Change-Id: I605cb2ba18fe9bd11d2d68c8f1c94271c4503509
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/116441
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
(cherry picked from commit 1fef071c01caf6c293dd941ee7c8340e6894afc3)

fix leak in SocketTest

Change-Id: I8c5e2d4c4687beab08876fe3e945d19a1629bc36
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/116514
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
(cherry picked from commit 313eaf979ea2d69e4ffa88a5e87cc09ffe0ff088)
---
 sal/CppunitTest_sal_osl.mk |  1 +
 sal/osl/unx/socket.cxx     | 16 +++++++----
 sal/qa/osl/socket.cxx      | 58 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 70 insertions(+), 5 deletions(-)
 create mode 100644 sal/qa/osl/socket.cxx

diff --git a/sal/CppunitTest_sal_osl.mk b/sal/CppunitTest_sal_osl.mk
index 2e4b77509f56..d8c2627d9e0f 100644
--- a/sal/CppunitTest_sal_osl.mk
+++ b/sal/CppunitTest_sal_osl.mk
@@ -23,6 +23,7 @@ $(eval $(call gb_CppunitTest_add_exception_objects,sal_osl,\
 	sal/qa/osl/process/osl_Thread \
 	sal/qa/osl/profile/osl_old_testprofile \
 	sal/qa/osl/setthreadname/test-setthreadname \
+	sal/qa/osl/socket \
 ))
 
 $(eval $(call gb_CppunitTest_use_libraries,sal_osl,\
diff --git a/sal/osl/unx/socket.cxx b/sal/osl/unx/socket.cxx
index 56a8f6cd63ac..9fafc6d1db81 100644
--- a/sal/osl/unx/socket.cxx
+++ b/sal/osl/unx/socket.cxx
@@ -437,7 +437,10 @@ oslSocketAddr SAL_CALL osl_createInetBroadcastAddr (
             &pDottedAddr, strDottedAddr->buffer, strDottedAddr->length,
             RTL_TEXTENCODING_UTF8, OUSTRING_TO_OSTRING_CVTFLAGS);
 
-        nAddr = inet_addr (pDottedAddr->buffer);
+        in_addr buf;
+        if (inet_pton (AF_INET, pDottedAddr->buffer, &buf) == 1) {
+            nAddr = buf.s_addr;
+        }
         rtl_string_release (pDottedAddr);
     }
 
@@ -505,11 +508,11 @@ oslSocketAddr osl_psz_createInetSocketAddr (
     sal_Int32       Port)
 {
     oslSocketAddr pAddr = nullptr;
-    sal_Int32 Addr = inet_addr(pszDottedAddr);
-    if(Addr != -1)
+    in_addr buf;
+    if(inet_pton(AF_INET, pszDottedAddr, &buf) == 1)
     {
         /* valid dotted addr */
-        pAddr = createSocketAddrWithFamily( osl_Socket_FamilyInet, htons(Port) , Addr );
+        pAddr = createSocketAddrWithFamily( osl_Socket_FamilyInet, htons(Port) , buf.s_addr );
     }
     return pAddr;
 }
@@ -1090,7 +1093,10 @@ oslSocketResult SAL_CALL osl_getDottedInetAddrOfSocketAddr(oslSocketAddr Addr, r
         return osl_Socket_Error;
     }
 
-    rtl_uString_newFromAscii(ustrDottedInetAddr,inet_ntoa(pSystemInetAddr->sin_addr));
+    char buf[INET_ADDRSTRLEN];
+    auto const text = inet_ntop(AF_INET, &pSystemInetAddr->sin_addr, buf, INET_ADDRSTRLEN);
+    assert(text != nullptr);
+    rtl_uString_newFromAscii(ustrDottedInetAddr,text);
 
     return osl_Socket_Ok;
 
diff --git a/sal/qa/osl/socket.cxx b/sal/qa/osl/socket.cxx
new file mode 100644
index 000000000000..ed31c9ede7ae
--- /dev/null
+++ b/sal/qa/osl/socket.cxx
@@ -0,0 +1,58 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <osl/socket.h>
+#include <rtl/ustring.hxx>
+
+namespace
+{
+class SocketTest : public CppUnit::TestFixture
+{
+    CPPUNIT_TEST_SUITE(SocketTest);
+    CPPUNIT_TEST(test_createInetSocketAddr);
+    CPPUNIT_TEST(test_createInetBroadcastAddr);
+    CPPUNIT_TEST_SUITE_END();
+
+    void test_createInetSocketAddr()
+    {
+        OUString const in("123.4.56.78");
+        auto const addr = osl_createInetSocketAddr(in.pData, 100);
+        CPPUNIT_ASSERT(addr != nullptr);
+        CPPUNIT_ASSERT_EQUAL(osl_Socket_FamilyInet, osl_getFamilyOfSocketAddr(addr));
+        OUString out;
+        auto const res = osl_getDottedInetAddrOfSocketAddr(addr, &out.pData);
+        CPPUNIT_ASSERT_EQUAL(osl_Socket_Ok, res);
+        CPPUNIT_ASSERT_EQUAL(in, out);
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(100), osl_getInetPortOfSocketAddr(addr));
+        osl_destroySocketAddr(addr);
+    }
+
+    void test_createInetBroadcastAddr()
+    {
+        OUString const in("123.4.56.78");
+        auto const addr = osl_createInetBroadcastAddr(in.pData, 100);
+        CPPUNIT_ASSERT(addr != nullptr);
+        CPPUNIT_ASSERT_EQUAL(osl_Socket_FamilyInet, osl_getFamilyOfSocketAddr(addr));
+        OUString out;
+        auto const res = osl_getDottedInetAddrOfSocketAddr(addr, &out.pData);
+        CPPUNIT_ASSERT_EQUAL(osl_Socket_Ok, res);
+        CPPUNIT_ASSERT_EQUAL(OUString("123.255.255.255"), out);
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(100), osl_getInetPortOfSocketAddr(addr));
+        osl_destroySocketAddr(addr);
+    }
+};
+
+CPPUNIT_TEST_SUITE_REGISTRATION(SocketTest);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
-- 
2.31.1