diff options
| -rw-r--r-- | Makefile | 6 | ||||
| -rw-r--r-- | config.c | 19 |
2 files changed, 24 insertions, 1 deletions
@@ -20,7 +20,7 @@ config_C_SOURCES = config.c config_OBJECTS = $(patsubst %.c,%.o,$(config_C_SOURCES)) config_TARGET = config -.PHONY: all clean +.PHONY: all clean cleanconfig all: $(mulklib_TARGET) $(bpttest_TARGET) @@ -32,6 +32,10 @@ clean: $(RM_F) $(config_OBJECTS) $(RM_F) $(config_TARGET) +cleanconfig: + $(RM_F) $(config_OBJECTS) + $(RM_F) $(config_TARGET) + $(mulklib_TARGET): $(mulklib_OBJECTS) $(LIBTOOL) -dynamic $(LDFLAGS) -o $@ $(mulklib_OBJECTS) diff --git a/config.c b/config.c new file mode 100644 index 0000000..e86de89 --- /dev/null +++ b/config.c @@ -0,0 +1,19 @@ +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <math.h> + +typedef BPT_KEY_T bpt_key_t; +typedef BPT_KEY_BITMASK_T bpt_key_bitmask_t; + +int main() { + long chunk_length = (int)log2(sizeof(bpt_key_bitmask_t)*8); + long key_length = sizeof(bpt_key_t)*8; + long offset_mask = ((1 << chunk_length) - 1); + long max_chunks = key_length / chunk_length + ((key_length % chunk_length == 0) ? 0 : 1); + long last_chunk_length = key_length - ((max_chunks - 1) * chunk_length); + printf("-DCHUNK_LENGTH=%ld -DKEY_LENGTH=%ld -DOFFSET_MASK=%ld -DMAX_CHUNKS=%ld -DLAST_CHUNK_LENGTH=%ld", + chunk_length, key_length, offset_mask, max_chunks, last_chunk_length); + return EXIT_SUCCESS; +} + |