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Fix #358 - ragg2 now can create binaries from .asm/.s files

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This commit is contained in:
pancake 2013-11-14 03:32:12 +01:00
parent 39414a7a62
commit a249adb519
1 changed files with 25 additions and 10 deletions
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35
binr/ragg2/ragg2.c
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@ -6,7 +6,7 @@
static int usage (int v) {
printf ("Usage: ragg2 [-FOLsrxvh] [-a arch] [-b bits] [-k os] [-o file] [-I /] [-i sc]\n"
" [-e enc] [-B hex] [-c k=v] [-C file] [-dDw v] [-p pad] file|-\n");
" [-e enc] [-B hex] [-c k=v] [-C file] [-dDw v] [-p pad] file|f.asm|-\n");
if (v) printf (
" -a [arch] select architecture (x86, mips, arm)\n"
" -b [bits] register size (32, 64, ..)\n"
@ -67,9 +67,12 @@ static int create (const char *format, const char *arch, int bits, const ut8 *co
return 0;
}
int openfile (const char *f, int x) {
static int openfile (const char *f, int x) {
int fd = open (f, O_RDWR|O_CREAT, 0644);
if (fd == -1) return -1;
if (fd == -1) {
fd = open (f, O_RDWR);
if (fd == -1) return -1;
}
#if __UNIX__
if (x) fchmod (fd, 0755);
#endif
@ -78,7 +81,7 @@ int openfile (const char *f, int x) {
dup2 (fd, 1);
return fd;
}
#define ISEXEC (*format!='r')
#define ISEXEC (fmt!='r')
int main(int argc, char **argv) {
const char *file = NULL;
@ -95,6 +98,7 @@ int main(int argc, char **argv) {
char *shellcode = NULL;
char *encoder = NULL;
int bits = 32;
int fmt = 0;
const char *ofile = NULL;
int ofileauto = 0;
RBuffer *b;
@ -243,14 +247,20 @@ int main(int argc, char **argv) {
r_egg_load (egg, buf, 0);
}
} else {
if (!r_egg_include (egg, file, 0)) {
if (strstr (file, ".s") || strstr (file, ".asm"))
fmt = 'a';
else fmt = 0;
if (!r_egg_include (egg, file, fmt)) {
eprintf ("Cannot open '%s'\n", file);
goto fail;
}
}
}
if (!r_egg_compile (egg)) {
return 1;
if (!fmt) {
eprintf ("r_egg_compile: fail\n");
return 1;
}
}
if (shellcode) {
if (!r_egg_shellcode (egg, shellcode)) {
@ -320,13 +330,18 @@ int main(int argc, char **argv) {
goto fail;
}
r_egg_finalize (egg); // apply patches
if (show_execute)
return r_egg_run (egg);
if (show_raw) {
write (1, b->buf, b->length);
} else
if (show_execute) {
return r_egg_run (egg);
} else {
switch (*format) {
if (!format) {
eprintf ("No format specified wtf\n");
r_egg_free (egg);
return 1;
}
switch (*format) { //*format) {
case 'r':
if (show_hex) {
for (i=0; i<b->length; i++)