openwrt-routing/mcproxy/patches/0001-Add-CMake-and-uclibc-c...

307 lines
10 KiB
Diff

From 7618500760e3c9c0d831714fdedb497c0738e131 Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Tue, 25 Mar 2014 15:09:11 +0100
Subject: [PATCH] Add CMake and uclibc support
---
CMakeLists.txt | 51 +++++++++++
mcproxy/src/parser/parser.cpp | 6 +-
mcproxy/src/utils/addr_storage.cpp | 2 +-
mcproxy/src/utils/mc_socket.cpp | 2 +
mcproxy/src/utils/sourcefilter.cpp | 168 +++++++++++++++++++++++++++++++++++++
5 files changed, 225 insertions(+), 4 deletions(-)
create mode 100644 CMakeLists.txt
create mode 100644 mcproxy/src/utils/sourcefilter.cpp
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..7499c19
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,51 @@
+cmake_minimum_required(VERSION 2.8)
+
+# Project Definition
+project(mcproxy CXX)
+set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -std=c++11")
+add_definitions(-Wall -Wextra -pedantic)
+include_directories(${CMAKE_SOURCE_DIR}/mcproxy)
+
+
+add_executable(mcproxy-bin mcproxy/src/main.cpp
+ mcproxy/src/hamcast_logging.cpp
+ #utils
+ mcproxy/src/utils/mc_socket.cpp
+ mcproxy/src/utils/addr_storage.cpp
+ mcproxy/src/utils/mroute_socket.cpp
+ mcproxy/src/utils/if_prop.cpp
+ mcproxy/src/utils/reverse_path_filter.cpp
+ #proxy
+ mcproxy/src/proxy/proxy.cpp
+ mcproxy/src/proxy/sender.cpp
+ mcproxy/src/proxy/receiver.cpp
+ mcproxy/src/proxy/mld_receiver.cpp
+ mcproxy/src/proxy/igmp_receiver.cpp
+ mcproxy/src/proxy/mld_sender.cpp
+ mcproxy/src/proxy/igmp_sender.cpp
+ mcproxy/src/proxy/proxy_instance.cpp
+ mcproxy/src/proxy/routing.cpp
+ mcproxy/src/proxy/worker.cpp
+ mcproxy/src/proxy/timing.cpp
+ mcproxy/src/proxy/check_if.cpp
+ mcproxy/src/proxy/check_kernel.cpp
+ mcproxy/src/proxy/membership_db.cpp
+ mcproxy/src/proxy/querier.cpp
+ mcproxy/src/proxy/timers_values.cpp
+ mcproxy/src/proxy/interfaces.cpp
+ mcproxy/src/proxy/def.cpp
+ mcproxy/src/proxy/simple_mc_proxy_routing.cpp
+ mcproxy/src/proxy/simple_routing_data.cpp
+ #parser
+ mcproxy/src/parser/scanner.cpp
+ mcproxy/src/parser/token.cpp
+ mcproxy/src/parser/configuration.cpp
+ mcproxy/src/parser/parser.cpp
+ mcproxy/src/parser/interface.cpp
+)
+target_link_libraries(mcproxy-bin pthread)
+
+# Installation
+install(TARGETS mcproxy-bin DESTINATION bin/)
+
diff --git a/mcproxy/src/parser/parser.cpp b/mcproxy/src/parser/parser.cpp
index c196be9..516a700 100644
--- a/mcproxy/src/parser/parser.cpp
+++ b/mcproxy/src/parser/parser.cpp
@@ -125,7 +125,7 @@ void parser::parse_instance_definition(inst_def_set& ids)
get_next_token();
if (m_current_token.get_type() == TT_STRING) {
try {
- table_number = std::stoi(m_current_token.get_string());
+ table_number = atoi(m_current_token.get_string().c_str());
user_selected_table_number = true;
} catch (std::logic_error e) {
HC_LOG_ERROR("failed to parse line " << m_current_line << " table number: " << table_number << " is not a number");
@@ -298,7 +298,7 @@ std::unique_ptr<addr_match> parser::parse_rule_part(group_mem_protocol gmp)
get_next_token();
if (m_current_token.get_type() == TT_STRING) {
try {
- unsigned int prefix = std::stoi(m_current_token.get_string());
+ unsigned int prefix = atoi(m_current_token.get_string().c_str());
if (prefix > 128) {
throw;
}
@@ -560,7 +560,7 @@ void parser::parse_interface_rule_match_binding(
get_next_token();
if (m_current_token.get_type() == TT_STRING) {
try {
- int tmp_timeout = std::stoi(m_current_token.get_string());
+ int tmp_timeout = atoi(m_current_token.get_string().c_str());
timeout = std::chrono::milliseconds(tmp_timeout);
} catch (...) {
error_notification();
diff --git a/mcproxy/src/utils/addr_storage.cpp b/mcproxy/src/utils/addr_storage.cpp
index 125ccbf..e812ac9 100644
--- a/mcproxy/src/utils/addr_storage.cpp
+++ b/mcproxy/src/utils/addr_storage.cpp
@@ -298,7 +298,7 @@ addr_storage& addr_storage::set_port(uint16_t port)
addr_storage& addr_storage::set_port(const std::string& port)
{
- set_port(std::stoi(port.c_str()));
+ set_port(atoi(port.c_str()));
return *this;
}
diff --git a/mcproxy/src/utils/mc_socket.cpp b/mcproxy/src/utils/mc_socket.cpp
index b8fb3ae..8c32e08 100644
--- a/mcproxy/src/utils/mc_socket.cpp
+++ b/mcproxy/src/utils/mc_socket.cpp
@@ -37,6 +37,8 @@
#include <numeric>
#include <unistd.h>
+#include "sourcefilter.cpp"
+
std::string ipAddrResolver(std::string ipAddr)
{
std::string str[][2] = {
diff --git a/mcproxy/src/utils/sourcefilter.cpp b/mcproxy/src/utils/sourcefilter.cpp
new file mode 100644
index 0000000..64aafde
--- /dev/null
+++ b/mcproxy/src/utils/sourcefilter.cpp
@@ -0,0 +1,168 @@
+/* Get source filter. Linux version.
+ Copyright (C) 2004-2014 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <assert.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+#include <netinet/in.h>
+#include <netpacket/packet.h>
+#include <sys/param.h>
+#include <sys/socket.h>
+
+#define getsourcefilter getsourcefilter2
+#define setsourcefilter setsourcefilter2
+
+static const struct
+{
+ int sol;
+ int af;
+ socklen_t size;
+} sol_map[] =
+ {
+ /* Sort the array according to importance of the protocols. Add
+ more protocols when they become available. */
+ { SOL_IP, AF_INET, sizeof (struct sockaddr_in) },
+ { SOL_IPV6, AF_INET6, sizeof (struct sockaddr_in6) },
+ { SOL_PACKET, AF_PACKET, sizeof (struct sockaddr_ll) }
+ };
+#define NSOL_MAP (sizeof (sol_map) / sizeof (sol_map[0]))
+
+
+/* Try to determine the socket level value. Ideally both side and
+ family are set. But sometimes only the size is correct and the
+ family value might be bogus. Loop over the array entries and look
+ for a perfect match or the first match based on size. */
+static int
+__get_sol (int af, socklen_t len)
+{
+ int first_size_sol = -1;
+
+ for (size_t cnt = 0; cnt < NSOL_MAP; ++cnt)
+ {
+ /* Just a test so that we make sure the special value used to
+ signal the "we have so far no socket level value" is OK. */
+ assert (sol_map[cnt].sol != -1);
+
+ if (len == sol_map[cnt].size)
+ {
+ /* The size matches, which is a requirement. If the family
+ matches, too, we have a winner. Otherwise we remember the
+ socket level value for this protocol if it is the first
+ match. */
+ if (af == sol_map[cnt].af)
+ /* Bingo! */
+ return sol_map[cnt].sol;
+
+ if (first_size_sol == -1)
+ first_size_sol = sol_map[cnt].sol;
+ }
+ }
+
+ return first_size_sol;
+}
+
+
+int
+getsourcefilter2 (int s, uint32_t interface, const struct sockaddr *group,
+ socklen_t grouplen, uint32_t *fmode, uint32_t *numsrc,
+ struct sockaddr_storage *slist)
+{
+ /* We have to create an struct ip_msfilter object which we can pass
+ to the kernel. */
+ socklen_t needed = GROUP_FILTER_SIZE (*numsrc);
+ struct group_filter *gf;
+ gf = (struct group_filter *) malloc (needed);
+ if (gf == NULL)
+ return -1;
+
+ gf->gf_interface = interface;
+ memcpy (&gf->gf_group, group, grouplen);
+ gf->gf_numsrc = *numsrc;
+
+ /* We need to provide the appropriate socket level value. */
+ int result;
+ int sol = __get_sol (group->sa_family, grouplen);
+ if (sol == -1)
+ {
+ errno = EINVAL;
+ result = -1;
+ }
+ else
+ {
+ result = getsockopt (s, sol, MCAST_MSFILTER, gf, &needed);
+
+ /* If successful, copy the results to the places the caller wants
+ them in. */
+ if (result == 0)
+ {
+ *fmode = gf->gf_fmode;
+ memcpy (slist, gf->gf_slist,
+ MIN (*numsrc, gf->gf_numsrc)
+ * sizeof (struct sockaddr_storage));
+ *numsrc = gf->gf_numsrc;
+ }
+ }
+
+ int save_errno = errno;
+ free (gf);
+ errno = save_errno;
+
+ return result;
+}
+
+
+int
+setsourcefilter2 (int s, uint32_t interface, const struct sockaddr *group,
+ socklen_t grouplen, uint32_t fmode, uint32_t numsrc,
+ const struct sockaddr_storage *slist)
+{
+ /* We have to create an struct ip_msfilter object which we can pass
+ to the kernel. */
+ size_t needed = GROUP_FILTER_SIZE (numsrc);
+
+ struct group_filter *gf;
+ gf = (struct group_filter *) malloc (needed);
+ if (gf == NULL)
+ return -1;
+
+ gf->gf_interface = interface;
+ memcpy (&gf->gf_group, group, grouplen);
+ gf->gf_fmode = fmode;
+ gf->gf_numsrc = numsrc;
+ memcpy (gf->gf_slist, slist, numsrc * sizeof (struct sockaddr_storage));
+
+ /* We need to provide the appropriate socket level value. */
+ int result;
+ int sol = __get_sol (group->sa_family, grouplen);
+ if (sol == -1)
+ {
+ errno = EINVAL;
+ result = -1;
+ }
+ else
+ result = setsockopt (s, sol, MCAST_MSFILTER, gf, needed);
+
+ int save_errno = errno;
+ free (gf);
+ errno = save_errno;
+
+ return result;
+}
--
1.8.3.2