From 8fe475a50f7fe2b567bd02f723d75a0e542d84e2 Mon Sep 17 00:00:00 2001
From: pancake <pancake@nopcode.org>
Date: Sun, 5 Jun 2011 01:33:28 +0200
Subject: [PATCH] * Added rarun2 program

---
 binr/rarun2/Makefile |  10 ++++
 binr/rarun2/main.c   | 126 +++++++++++++++++++++++++++++++++++++++++++
 binr/rarun2/x        |   7 +++
 binr/rarun2/x.input  |   3 ++
 4 files changed, 146 insertions(+)
 create mode 100644 binr/rarun2/Makefile
 create mode 100644 binr/rarun2/main.c
 create mode 100755 binr/rarun2/x
 create mode 100644 binr/rarun2/x.input

diff --git a/binr/rarun2/Makefile b/binr/rarun2/Makefile
new file mode 100644
index 0000000000..ee7da13527
--- /dev/null
+++ b/binr/rarun2/Makefile
@@ -0,0 +1,10 @@
+BIN=rarun2
+OBJ=main.o
+
+all: ${OBJ}
+	${CC} -o ${BIN} ${OBJ}
+
+clean:
+	rm -f ${BIN} ${OBJ}
+
+.PHONY: all clean
diff --git a/binr/rarun2/main.c b/binr/rarun2/main.c
new file mode 100644
index 0000000000..361fb752d6
--- /dev/null
+++ b/binr/rarun2/main.c
@@ -0,0 +1,126 @@
+/* radare2 - Copyleft 2011 - pancake<nopcode.org> */
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+static char *_arg0 = NULL;
+static char *_arg1 = NULL;
+static char *_arg2 = NULL;
+static char *_arg3 = NULL;
+static char *_program = NULL;
+static char *_stdin = NULL;
+static char *_stdout = NULL;
+static char *_stderr = NULL;
+static char *_chdir = NULL;
+static char *_chroot = NULL;
+static char *_preload = NULL;
+static char *_setuid = NULL;
+static char *_seteuid = NULL;
+static char *_setgid = NULL;
+static char *_setegid = NULL;
+static char *_input = NULL;
+
+static void parseline (char *b) {
+	char *e = strchr (b, '=');
+	if (!e) return;
+	if (*b=='#') return;
+	*e++=0;
+	if (!strcmp (b, "program")) _program = strdup (e);
+	else if (!strcmp (b, "stdout")) _stdout = strdup (e);
+	else if (!strcmp (b, "stdin")) _stdin = strdup (e);
+	else if (!strcmp (b, "input")) _input = strdup (e);
+	else if (!strcmp (b, "chdir")) _chdir = strdup (e);
+	else if (!strcmp (b, "chroot")) _chroot = strdup (e);
+	else if (!strcmp (b, "preload")) _preload = strdup (e);
+	else if (!strcmp (b, "setuid")) _setuid = strdup (e);
+	else if (!strcmp (b, "seteuid")) _seteuid = strdup (e);
+	else if (!strcmp (b, "setgid")) _setgid = strdup (e);
+	else if (!strcmp (b, "setegid")) _setegid = strdup (e);
+	else if (!strcmp (b, "arg0")) _arg0 = strdup (e);
+	else if (!strcmp (b, "arg1")) _arg1 = strdup (e);
+	else if (!strcmp (b, "arg2")) _arg2 = strdup (e);
+	else if (!strcmp (b, "arg3")) _arg3 = strdup (e);
+	else if (!strcmp (b, "setenv")) {
+		char *v = strchr (e, '=');
+		if (v) {
+			*v++=0;
+			setenv (e, v, 1);
+		}
+	}
+}
+
+static void parseinput (char *s) {
+	if (!*s) return;
+	while (*s++) {
+		if (s[0]=='\\' && s[1]=='n') {
+			*s = '\n';
+			strcpy (s+1, s+2);
+		}
+	}
+}
+
+static int runfile () {
+	int ret;
+	if (!_program) {
+		printf ("No program rule defined\n");
+		return 1;
+	}
+	if (_stdin) {
+		int f = open (_stdin, O_RDONLY);
+		close (0);
+		dup2 (f, 0);
+	}
+	if (_stdout) {
+		int f = open (_stdout, O_RDONLY);
+		close (1);
+		dup2 (f, 1);
+	}
+	if (_stderr) {
+		int f = open (_stderr, O_RDONLY);
+		close (2);
+		dup2 (f, 2);
+	}
+	if (_chdir) chdir (_chdir);
+	if (_chroot) chdir (_chroot);
+	if (_setuid) setuid (atoi (_setuid));
+	if (_seteuid) seteuid (atoi (_seteuid));
+	if (_setgid) setgid (atoi (_setgid));
+	if (_input) {
+		int f2[2];
+		pipe (f2);
+		close (0);
+		dup2 (f2[0], 0);
+		parseinput (_input);
+		write (f2[1], _input, strlen (_input));
+	}
+	if (_preload) {
+#if __APPLE__
+		setenv ("DYLD_PRELOAD", _preload, 1);
+#else
+		setenv ("LD_PRELOAD", _preload, 1);
+#endif
+	}
+	ret = execl (_program, _program, _arg0, NULL);
+	printf ("RETURN VALUE = %d\n", ret);
+	return 0;
+}
+
+int main(int argc, char **argv) {
+	FILE *fd;
+	char *file, buf[1024];
+	if (argc==1) {
+		printf ("Usage: rarun2 script\n");
+		return 1;
+	}
+	file = argv[1];
+	fd = fopen (file, "r");
+	for (;;) {
+		fgets (buf, sizeof (buf)-1, fd);
+		if (feof (fd)) break;
+		buf[strlen (buf)-1] = 0;
+		parseline (buf);
+	}
+	fclose (fd);
+	return runfile ();
+}
diff --git a/binr/rarun2/x b/binr/rarun2/x
new file mode 100755
index 0000000000..82da20904c
--- /dev/null
+++ b/binr/rarun2/x
@@ -0,0 +1,7 @@
+#!./rarun2
+program=./pp400
+arg0=10
+#stdin=x.input
+input=10\nAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\n
+chdir=/tmp
+chroot=.
diff --git a/binr/rarun2/x.input b/binr/rarun2/x.input
new file mode 100644
index 0000000000..5359cf31d2
--- /dev/null
+++ b/binr/rarun2/x.input
@@ -0,0 +1,3 @@
+10
+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+