Verified Commit a15c37ea authored by Tommaso Tocci's avatar Tommaso Tocci
Browse files

syscall_intercept

parent 796aab52

docker/build_env.docker

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@@ -36,6 +36,8 @@ RUN yum -y -q update && yum -y -q install \ 
	libzstd-devel \

	lz4-devel \

	bzip2-devel \

	# syscall_intercept dependencies

	capstone-devel \

	# ada-fs requires C++ 14

	devtoolset-7-gcc \

	devtoolset-7-gcc-c++ \
@@ -90,6 +92,8 @@ RUN yum -y -q update && yum -y -q install \ 
	libzstd-devel \

	lz4-devel \

	bzip2-devel \

	# syscall_intercept dependencies

	capstone-devel \

	# ada-fs requires C++ 14

	devtoolset-7-gcc \

	devtoolset-7-gcc-c++ \

ifs/CMake/FindSyscall_intercept.cmake

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find_package(PkgConfig)

pkg_check_modules(PC_Syscall_intercept QUIET libsyscall_intercept)



find_path(Syscall_intercept_INCLUDE_DIR

  NAMES libsyscall_intercept_hook_point.h

  PATHS ${PC_Syscall_intercept_INCLUDE_DIRS}

)



find_library(Syscall_intercept_LIBRARY

  NAMES syscall_intercept

  PATHS ${PC_Syscall_intercept_LIBRARY_DIRS}

)



include(FindPackageHandleStandardArgs)

find_package_handle_standard_args(

	Syscall_intercept

	DEFAULT_MSG

	Syscall_intercept_INCLUDE_DIR

	Syscall_intercept_LIBRARY

)



if(Syscall_intercept_FOUND)

  set(Syscall_intercept_LIBRARIES ${Syscall_intercept_LIBRARY})

  set(Syscall_intercept_INCLUDE_DIRS ${Syscall_intercept_INCLUDE_DIR})

  set(Syscall_intercept_DEFINITIONS ${PC_Syscall_intercept_CFLAGS_OTHER})



  if(NOT TARGET Syscall_intercept::Syscall_intercept)

	  add_library(Syscall_intercept::Syscall_intercept UNKNOWN IMPORTED)

	  set_target_properties(Syscall_intercept::Syscall_intercept PROPERTIES

		IMPORTED_LOCATION "${Syscall_intercept_LIBRARY}"

		INTERFACE_COMPILE_OPTIONS "${PC_Syscall_intercept_CFLAGS_OTHER}"

		INTERFACE_INCLUDE_DIRECTORIES "${Syscall_intercept_INCLUDE_DIR}"

	  )

	endif()

endif()





mark_as_advanced(

	Syscall_intercept_INCLUDE_DIR

	Syscall_intercept_LIBRARY

)

ifs/CMakeLists.txt

+1 −0
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@@ -43,6 +43,7 @@ find_package(RocksDB REQUIRED) 
find_package(Mercury REQUIRED)

find_package(Abt REQUIRED)

find_package(Margo REQUIRED)

find_package(Syscall_intercept REQUIRED)



# boost dependencies, system is required for filesystem

find_package(Boost 1.53 REQUIRED

ifs/include/preload/hooks.hpp

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#ifndef IFS_HOOKS_HPP

#define IFS_HOOKS_HPP



#include <fcntl.h>





int hook_openat(int dirfd, const char *cpath, int flags, mode_t mode);



#endif

ifs/include/preload/intercept.hpp

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#ifndef IFS_INTERCEPT_HPP

#define IFS_INTERCEPT_HPP



int

hook_guard_wrapper(long syscall_number,

                   long arg0, long arg1, long arg2,

                   long arg3, long arg4, long arg5,

                   long *syscall_return_value);



void start_interception();

void stop_interception();



#endif