blocks: use auto-generated .c files instead of 'LD -r -b binary'

This commit is contained in:
xiphon 2018-10-04 00:01:09 +00:00
parent 215651cbb3
commit 02d3ef7bda
17 changed files with 113 additions and 185 deletions

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@ -26,20 +26,23 @@
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
# THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
if(APPLE)
add_library(blocks STATIC blockexports.c)
set_target_properties(blocks PROPERTIES LINKER_LANGUAGE C)
else()
if(LINUX_32)
add_custom_command(OUTPUT blocks.o MAIN_DEPENDENCY blocks.dat COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ${CMAKE_LINKER} -m elf_i386 ${LD_RAW_FLAGS} -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/blocks.o blocks.dat)
add_custom_command(OUTPUT testnet_blocks.o MAIN_DEPENDENCY testnet_blocks.dat COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ${CMAKE_LINKER} -m elf_i386 ${LD_RAW_FLAGS} -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/testnet_blocks.o testnet_blocks.dat)
add_custom_command(OUTPUT stagenet_blocks.o MAIN_DEPENDENCY stagenet_blocks.dat COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ${CMAKE_LINKER} -m elf_i386 ${LD_RAW_FLAGS} -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/stagenet_blocks.o stagenet_blocks.dat)
else()
add_custom_command(OUTPUT blocks.o MAIN_DEPENDENCY blocks.dat COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ${CMAKE_LINKER} ${LD_RAW_FLAGS} -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/blocks.o blocks.dat)
add_custom_command(OUTPUT testnet_blocks.o MAIN_DEPENDENCY testnet_blocks.dat COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ${CMAKE_LINKER} ${LD_RAW_FLAGS} -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/testnet_blocks.o testnet_blocks.dat)
add_custom_command(OUTPUT stagenet_blocks.o MAIN_DEPENDENCY stagenet_blocks.dat COMMAND cd ${CMAKE_CURRENT_SOURCE_DIR} && ${CMAKE_LINKER} ${LD_RAW_FLAGS} -r -b binary -o ${CMAKE_CURRENT_BINARY_DIR}/stagenet_blocks.o stagenet_blocks.dat)
endif()
add_library(blocks STATIC blocks.o testnet_blocks.o stagenet_blocks.o blockexports.c)
set_target_properties(blocks PROPERTIES LINKER_LANGUAGE C)
endif()
set(GENERATED_SOURCES "")
foreach(BLOB_NAME checkpoints testnet_blocks stagenet_blocks)
set(OUTPUT_C_SOURCE "generated_${BLOB_NAME}.c")
list(APPEND GENERATED_SOURCES ${OUTPUT_C_SOURCE})
set(INPUT_DAT_FILE "${BLOB_NAME}.dat")
add_custom_command(
OUTPUT ${OUTPUT_C_SOURCE}
MAIN_DEPENDENCY ${INPUT_DAT_FILE}
COMMAND
cd ${CMAKE_CURRENT_BINARY_DIR} &&
echo "'#include\t<stddef.h>'" > ${OUTPUT_C_SOURCE} &&
echo -n "'const\tunsigned\tchar\t${BLOB_NAME}[]={'" >> ${OUTPUT_C_SOURCE} &&
od -v -An -w1 -tu1 ${CMAKE_CURRENT_SOURCE_DIR}/${INPUT_DAT_FILE} | sed -e "':a;N;$$!ba;s/\\n/,/g'" >> ${OUTPUT_C_SOURCE} &&
echo "'};'" >> ${OUTPUT_C_SOURCE} &&
echo "'const\tsize_t\t${BLOB_NAME}_len\t=\tsizeof(${BLOB_NAME});'" >> ${OUTPUT_C_SOURCE}
)
endforeach()
add_library(blocks STATIC blocks.cpp ${GENERATED_SOURCES})

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@ -1,87 +0,0 @@
#include <stddef.h>
#if defined(__APPLE__)
#include <mach-o/getsect.h>
#ifdef BUILD_SHARED_LIBS
#if !defined(__LP64__)
const struct mach_header _mh_execute_header;
#else
const struct mach_header_64 _mh_execute_header;
#endif
#else
#if !defined(__LP64__)
extern const struct mach_header _mh_execute_header;
#else
extern const struct mach_header_64 _mh_execute_header;
#endif
#endif
const unsigned char *get_blocks_dat_start(int testnet, int stagenet)
{
size_t size;
if (testnet)
return getsectiondata(&_mh_execute_header, "__DATA", "__testnet_blocks_dat", &size);
else if (stagenet)
return getsectiondata(&_mh_execute_header, "__DATA", "__stagenet_blocks_dat", &size);
else
return getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
}
size_t get_blocks_dat_size(int testnet, int stagenet)
{
size_t size;
if (testnet)
getsectiondata(&_mh_execute_header, "__DATA", "__testnet_blocks_dat", &size);
else if (stagenet)
getsectiondata(&_mh_execute_header, "__DATA", "__stagenet_blocks_dat", &size);
else
getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
return size;
}
#else
#if defined(_WIN32) && !defined(_WIN64)
#define _binary_blocks_start binary_blocks_dat_start
#define _binary_blocks_end binary_blocks_dat_end
#define _binary_testnet_blocks_start binary_testnet_blocks_dat_start
#define _binary_testnet_blocks_end binary_testnet_blocks_dat_end
#define _binary_stagenet_blocks_start binary_stagenet_blocks_dat_start
#define _binary_stagenet_blocks_end binary_stagenet_blocks_dat_end
#else
#define _binary_blocks_start _binary_blocks_dat_start
#define _binary_blocks_end _binary_blocks_dat_end
#define _binary_testnet_blocks_start _binary_testnet_blocks_dat_start
#define _binary_testnet_blocks_end _binary_testnet_blocks_dat_end
#define _binary_stagenet_blocks_start _binary_stagenet_blocks_dat_start
#define _binary_stagenet_blocks_end _binary_stagenet_blocks_dat_end
#endif
extern const unsigned char _binary_blocks_start[];
extern const unsigned char _binary_blocks_end[];
extern const unsigned char _binary_testnet_blocks_start[];
extern const unsigned char _binary_testnet_blocks_end[];
extern const unsigned char _binary_stagenet_blocks_start[];
extern const unsigned char _binary_stagenet_blocks_end[];
const unsigned char *get_blocks_dat_start(int testnet, int stagenet)
{
if (testnet)
return _binary_testnet_blocks_start;
else if (stagenet)
return _binary_stagenet_blocks_start;
else
return _binary_blocks_start;
}
size_t get_blocks_dat_size(int testnet, int stagenet)
{
if (testnet)
return (size_t) (_binary_testnet_blocks_end - _binary_testnet_blocks_start);
else if (stagenet)
return (size_t) (_binary_stagenet_blocks_end - _binary_stagenet_blocks_start);
else
return (size_t) (_binary_blocks_end - _binary_blocks_start);
}
#endif

31
src/blocks/blocks.cpp Normal file
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@ -0,0 +1,31 @@
#include "blocks.h"
#include <unordered_map>
extern const unsigned char checkpoints[];
extern const size_t checkpoints_len;
extern const unsigned char stagenet_blocks[];
extern const size_t stagenet_blocks_len;
extern const unsigned char testnet_blocks[];
extern const size_t testnet_blocks_len;
namespace blocks
{
const std::unordered_map<cryptonote::network_type, const epee::span<const unsigned char>, std::hash<size_t>> CheckpointsByNetwork = {
{cryptonote::network_type::MAINNET, {checkpoints, checkpoints_len}},
{cryptonote::network_type::STAGENET, {stagenet_blocks, stagenet_blocks_len}},
{cryptonote::network_type::TESTNET, {testnet_blocks, testnet_blocks_len}}
};
const epee::span<const unsigned char> GetCheckpointsData(cryptonote::network_type network)
{
const auto it = CheckpointsByNetwork.find(network);
if (it != CheckpointsByNetwork.end())
{
return it->second;
}
return nullptr;
}
}

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@ -1,16 +1,12 @@
#ifndef SRC_BLOCKS_BLOCKS_H_
#define SRC_BLOCKS_BLOCKS_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "cryptonote_config.h"
#include "span.h"
const unsigned char *get_blocks_dat_start(int testnet, int stagenet);
size_t get_blocks_dat_size(int testnet, int stagenet);
#ifdef __cplusplus
namespace blocks
{
const epee::span<const unsigned char> GetCheckpointsData(cryptonote::network_type network);
}
#endif
#endif /* SRC_BLOCKS_BLOCKS_H_ */