have a makefile

This commit is contained in:
comex 2011-03-28 23:09:38 -04:00
parent 497ac816b5
commit 571e200ecf
4 changed files with 45 additions and 0 deletions

9
Makefile Normal file
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@ -0,0 +1,9 @@
DATA = $(word 1,$(wildcard ./data ../data))
include $(DATA)/Makefile.common
OBJS = check_sanity make_kernel_patchfile apply_patchfile
all: .settings $(OBJS)
%: %.c
make -C $(DATA)
$(GCC) $(CFLAGS) -o $@ $< -I$(DATA) $(DATA)/libdata.a
clean:
rm -f $(OBJS)

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@ -3,6 +3,7 @@
#include <assert.h> #include <assert.h>
int main(int argc, char **argv) { int main(int argc, char **argv) {
(void) argc;
struct binary binary; struct binary binary;
b_init(&binary); b_init(&binary);
mode_t mode; mode_t mode;

34
check_sanity.c Normal file
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@ -0,0 +1,34 @@
#include <data/common.h>
#include <data/binary.h>
#include <data/loader.h>
#include <stdlib.h>
#include <stdio.h>
int main(int argc, char **argv) {
if(argc != 2) {
fprintf(stderr, "Usage: check_sanity macho\n");
exit(1);
}
struct binary binary;
b_init(&binary);
b_load_macho(&binary, argv[1], false);
int result = 0;
CMD_ITERATE(binary.mach_hdr, cmd) {
if(cmd->cmd == LC_SEGMENT) {
struct segment_command *seg = (void *) cmd;
uint32_t start = seg->vmaddr;
uint32_t end = seg->vmaddr + seg->vmsize;
struct section *sections = (void *) (seg + 1);
for(uint32_t i = 0; i < seg->nsects; i++) {
struct section *sect = &sections[i];
if(!(start <= sect->addr && sect->addr <= end && \
start <= (sect->addr + sect->size) && (sect->addr + sect->size) <= end)) {
printf("insane: segment %.16s section %d is out of bounds (vmaddr:%x vmsize:%x addr:%x size:%x)\n", seg->segname, i, seg->vmaddr, seg->vmsize, sect->addr, sect->size);
result = 1;
}
}
}
}
return result;
}

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@ -174,6 +174,7 @@ void do_kernel(struct binary *binary, struct binary *sandbox) {
int main(int argc, char **argv) { int main(int argc, char **argv) {
(void) argc;
struct binary kernel, sandbox; struct binary kernel, sandbox;
b_init(&kernel); b_init(&kernel);
b_init(&sandbox); b_init(&sandbox);