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Adding dfu-suffix signing support to build system

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- If dfu-suffix is not found, a warning is given and the binary is not signed
- Unsigned binaries are still ok with the latest version of dfu-util
This commit is contained in:
Jacob Alexander 2015-03-02 01:58:53 -08:00
parent f07e9342dd
commit a959011faa
2 changed files with 58 additions and 5 deletions
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40
Lib/CMake/FindDFUSuffix.cmake Normal file
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@ -0,0 +1,40 @@
# The module defines the following variables:
# DFU_SUFFIX_EXECUTABLE - path to ctags command line client
# DFU_SUFFIX_FOUND - true if the command line client was found
# DFU_SUFFIX_VERSION_STRING - the version of dfu-suffix found (since CMake 2.8.8)
# Example usage:
# find_package( DFUSuffix )
# if( DFU_SUFFIX_FOUND )
# message("ctags found: ${DFU_SUFFIX_EXECUTABLE}")
# endif()
find_program ( DFU_SUFFIX_EXECUTABLE
NAMES dfu-suffix
DOC "dfu-suffix executable"
)
mark_as_advanced ( DFU_SUFFIX_EXECUTABLE )
if ( DFU_SUFFIX_EXECUTABLE )
execute_process ( COMMAND ${DFU_SUFFIX_EXECUTABLE} --version
OUTPUT_VARIABLE dfu_suffix_version
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if ( dfu_suffix_version MATCHES "^dfu-suffix \\(dfu-util\\)" )
string ( REPLACE "\n" "" DFU_SUFFIX_VERSION_STRING ${dfu_suffix_version} )
string ( REPLACE "dfu-suffix (dfu-util) " "" DFU_SUFFIX_VERSION_STRING ${DFU_SUFFIX_VERSION_STRING} )
string ( REGEX REPLACE "Copyright .*$" "" DFU_SUFFIX_VERSION_STRING ${DFU_SUFFIX_VERSION_STRING} )
endif ()
unset ( dfu_suffix_version )
endif ()
# Handle the QUIETLY and REQUIRED arguments and set DFU_SUFFIX_FOUND to TRUE if
# all listed variables are TRUE
include ( FindPackageHandleStandardArgs )
find_package_handle_standard_args ( DFU_SUFFIX
REQUIRED_VARS DFU_SUFFIX_EXECUTABLE
VERSION_VAR DFU_SUFFIX_VERSION_STRING
)

23
Lib/CMake/build.cmake
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@ -1,6 +1,6 @@
###| CMAKE Kiibohd Controller Source Configurator |###
#
# Written by Jacob Alexander in 2011-2014 for the Kiibohd Controller
# Written by Jacob Alexander in 2011-2015 for the Kiibohd Controller
#
# Released into the Public Domain
#
@ -46,12 +46,25 @@ endif ()
#| Convert the .ELF into a .bin to load onto the McHCK
#| Then sign using dfu-suffix (requries dfu-util)
if ( DEFINED DFU )
# dfu-suffix is required to sign the dfu binary
find_package ( DFUSuffix )
set( TARGET_BIN ${TARGET}.dfu.bin )
add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
COMMAND ${OBJ_COPY} ${BIN_FLAGS} ${TARGET_ELF} ${TARGET_BIN}
COMMENT "Creating dfu binary file: ${TARGET_BIN}"
)
if ( DFU_SUFFIX_FOUND )
add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
COMMAND ${OBJ_COPY} ${BIN_FLAGS} ${TARGET_ELF} ${TARGET_BIN}
COMMAND ${DFU_SUFFIX_EXECUTABLE} --add ${TARGET_BIN} --vid ${BOOT_VENDOR_ID} --pid ${BOOT_PRODUCT_ID} 1> /dev/null
COMMENT "Create and sign dfu bin file: ${TARGET_BIN}"
)
else ()
message ( WARNING "DFU Binary has not been signed, requires dfu-suffix..." )
add_custom_command( TARGET ${TARGET_ELF} POST_BUILD
COMMAND ${OBJ_COPY} ${BIN_FLAGS} ${TARGET_ELF} ${TARGET_BIN}
COMMENT "Creating dfu binary file: ${TARGET_BIN}"
)
endif ()
endif ()