コード例 #1
0
ファイル: io_r2k.c プロジェクト: agatti/radare2
static RIODesc *r2k__open(RIO *io, const char *pathname, int rw, int mode) {
	if (!strncmp (pathname, "r2k://", 6)) {
		rw |= R_IO_WRITE;
		rw |= R_IO_EXEC;
#if __WINDOWS__
		RIOW32 *w32 = R_NEW0 (RIOW32);
		if (Init (&pathname[6]) == FALSE) {
			eprintf ("r2k__open: Error cant init driver: %s\n", &pathname[6]);
			free (w32);
			return NULL;
		}
		//return r_io_desc_new (&r_io_plugin_r2k, -1, pathname, rw, mode, w32);
		return r_io_desc_new (io, &r_io_plugin_r2k, pathname, rw, mode, w32);
#elif defined (__linux__) && !defined (__GNU__)
		int fd = open ("/dev/r2k", O_RDONLY);
		if (fd == -1) {
			io->cb_printf ("r2k__open: Error in opening /dev/r2k.");
			return NULL;
		}

		r2k_struct.beid = 0;
		r2k_struct.pid = 0;
		r2k_struct.wp = 1;
		return r_io_desc_new (io, &r_io_plugin_r2k, pathname, rw, mode, (void *)(size_t)fd);
#else
		io->cb_printf ("Not supported on this platform\n");
#endif
	}
	return NULL;
}
コード例 #2
0
ファイル: io_self.c プロジェクト: johansenj/radare2
static RIODesc *__open(RIO *io, const char *file, int rw, int mode) {
	int pid = getpid ();
	self_sections_count = 0;
#if __APPLE__
	mach_port_t	task;
	kern_return_t	rc;
	rc = task_for_pid (mach_task_self(),pid, &task);	
	if (rc) {
		eprintf ("task_for_pid failed\n");
		return NULL;
	}
	macosx_debug_regions (task, (void*)(size_t)1, 1000);
	io->va = R_TRUE; // nop
	return r_io_desc_new (&r_io_plugin_self,
		pid, file, rw, mode, NULL);
#elif __linux__
	char *pos_c;
	char null[64];
	char path[1024], line[1024];
	char region[100], region2[100], perms[5];
	snprintf (path, sizeof (path)-1, "/proc/%d/maps", pid);
	FILE *fd = fopen (file, "r");
	if (!fd) 
		return NULL;

	while (!feof (fd)) {
		line[0]='\0';
		fgets (line, sizeof (line)-1, fd);
		if (line[0]=='\0')
			break;
		path[0]='\0';
		sscanf (line, "%s %s %s %s %s %s",
			&region[2], perms, null, null, null, path);
		pos_c = strchr (&region[2], '-');
		if (pos_c) strncpy (path, pos_c, sizeof (path)-1);
		else path[0] = 0;
		int i, perm = 0;
		for (i = 0; perms[i] && i < 4; i++)
			switch (perms[i]) {
			case 'r': perm |= R_IO_READ; break;
			case 'w': perm |= R_IO_WRITE; break;
			case 'x': perm |= R_IO_EXEC; break;
			}
		self_sections[self_sections_count].from = r_num_get (NULL, region);
		self_sections[self_sections_count].to = r_num_get (NULL, region2);
		self_sections[self_sections_count].perm = perm;
		self_sections_count++;
		r_num_get (NULL, region2);
		if (!pos_c)
			continue;
	}
	return r_io_desc_new (&r_io_plugin_self,
		pid, file, rw, mode, NULL);
#else
	#warning not yet implemented for this platform
#endif
	return NULL;
}
コード例 #3
0
ファイル: io_default.c プロジェクト: agatti/radare2
static RIODesc *r_io_def_mmap_open(RIO *io, const char *file, int flags, int mode) {
	RIOMMapFileObj *mmo = r_io_def_mmap_create_new_file (io, file, mode, flags);
	if (!mmo) {
		return NULL;
	}
	return r_io_desc_new (io, &r_io_plugin_default, mmo->filename, flags, mode, mmo);
}
コード例 #4
0
ファイル: io_sparse.c プロジェクト: aronsky/radare2
static RIODesc *__open(RIO *io, const char *pathname, int rw, int mode) {
	if (__plugin_open (io, pathname,0)) {
		RIOSparse *mal = R_NEW0 (RIOSparse);
		int size = (int)r_num_math (NULL, pathname + 9);
		mal->buf = r_buf_new_sparse (io->Oxff);
		if (!mal->buf) {
			free (mal);
			return NULL;
		}
		if (size > 0) {
			ut8 *data = malloc (size);
			if (!data) {
				eprintf ("Cannot allocate (%s) %d byte(s)\n",
					pathname+9, size);
				mal->offset = 0;
			} else {
				memset (data, 0x00, size);
				r_buf_write_at (mal->buf, 0, data, size);
				free (data);
			}
		}
		if (mal->buf) {
			return r_io_desc_new (io, &r_io_plugin_sparse,
				pathname, rw, mode, mal);
		}
		r_buf_free (mal->buf);
		free (mal);
	}
	return NULL;
}
コード例 #5
0
ファイル: io_mach.c プロジェクト: DJHartley/radare2
static RIODesc *__open(struct r_io_t *io, const char *file, int rw, int mode) {
	RIOMach *riom;
	int pid;
	task_t task;
	if (!__plugin_open (io, file))
		return NULL;
 	pid = atoi (file+(file[0]=='a'?9:7));
	if (pid<1)
		return NULL;
	task = debug_attach (pid);
	if ((int)task == -1) {
		switch (errno) {
		case EPERM:
			eprintf ("Operation not permitted\n");
			break;
		case EINVAL:
			perror ("ptrace: Cannot attach");
			eprintf ("ERRNO: %d (EINVAL)\n", errno);
			break;
		default:
			eprintf ("unknown error in debug_attach\n");
			break;
		}
		return NULL;
	}
	riom = R_NEW (RIOMach);
	riom->pid = pid;
	riom->task = task;
	return r_io_desc_new (&r_io_plugin_mach, riom->pid, file, 1, mode, riom);
}
コード例 #6
0
ファイル: io_gdb.c プロジェクト: KarjamP/radare2
static RIODesc *__open(RIO *io, const char *file, int rw, int mode) {
	char host[128], *port, *p;
	if (!__plugin_open (io, file, 0))
		return NULL;
	RIOGdb *riog;
	strncpy (host, file+6, sizeof (host)-1);
	port = strchr (host , ':');
	if (!port) {
		eprintf ("Port not specified. Please use gdb://[host]:[port]\n");
		return NULL;
	}
	*port = '\0';
	port++;
	p = strchr (port, '/');
	if (p) *p=0;

	if (r_sandbox_enable (0)) {
		eprintf ("sandbox: Cannot use network\n");
		return NULL;
	}
	riog = R_NEW (RIOGdb);
	gdbr_init(&riog->desc);
	int i_port = atoi(port);
	if (gdbr_connect(&riog->desc, host, i_port) == 0) {
		desc = &riog->desc;
		return r_io_desc_new (&r_io_plugin_gdb, riog->desc.fd, file, rw, mode, riog);
	}
	eprintf ("gdb.io.open: Cannot connect to host.\n");
	free (riog);
	return NULL;
}
コード例 #7
0
ファイル: io_http.c プロジェクト: PankajKataria/radare2
static RIODesc *__open(RIO *io, const char *pathname, int rw, int mode) {
	char *out;
	int rlen, code;
	if (__plugin_open (io, pathname, 0)) {
		out = r_socket_http_get (pathname, &code, &rlen);
		if (out && rlen>0) {
			RIOMalloc *mal = R_NEW0 (RIOMalloc);
			if (!mal) return NULL;
			mal->size = rlen;
			mal->buf = malloc (mal->size+1);
			if (!mal->buf) {
				free (mal);
				return NULL;
			}
			if (mal->buf != NULL) {
				mal->fd = getmalfd (mal);
				memcpy (mal->buf, out, mal->size);
				free (out);
				return r_io_desc_new (io, &r_io_plugin_http,
					pathname, rw, mode, mal);
			}
			eprintf ("Cannot allocate (%s) %d bytes\n", pathname+9, mal->size);
			free (mal);
		}
		free (out);
	}
	return NULL;
}
コード例 #8
0
ファイル: io_bfdbg.c プロジェクト: 8500616886/radare2
static RIODesc *__open(RIO *io, const char *pathname, int rw, int mode) {
	char *out;
	int rlen;
	if (__plugin_open (io, pathname, 0)) {
		RIOBind iob;
		RIOBfdbg *mal = R_NEW0 (RIOBfdbg);
		r_io_bind (io, &iob);
		mal->fd = getmalfd (mal);
		mal->bfvm = bfvm_new (&iob);
		out = r_file_slurp (pathname+8, &rlen);
		if (!out || rlen < 1) {
			free (mal);
			free (out);
			return NULL;
		}
		mal->size = rlen;
		mal->buf = malloc (mal->size+1);
		if (mal->buf != NULL) {
			memcpy (mal->buf, out, rlen);
			free (out);
			return r_io_desc_new (&r_io_plugin_bfdbg,
				mal->fd, pathname, rw, mode, mal);
		}
		eprintf ("Cannot allocate (%s) %d bytes\n",
			pathname+9, mal->size);
		free (mal);
		free (out);
	}
	return NULL;
}
コード例 #9
0
ファイル: io_ptrace.c プロジェクト: pixilla/radare2
static RIODesc *__open(struct r_io_t *io, const char *file, int rw, int mode) {
	int ret = -1;
	if (__plugin_open (io, file)) {
		int pid = atoi (file+9);
		ret = ptrace (PTRACE_ATTACH, pid, 0, 0);
		if (file[0]=='p')  //ptrace
			ret = 0;
		else
		if (ret == -1) {
#ifdef __ANDROID__
		eprintf ("ptrace_attach: Operation not permitted\n");
#else
			switch (errno) {
			case EPERM:
				ret = pid;
				eprintf ("ptrace_attach: Operation not permitted\n");
				break;
			case EINVAL:
				perror ("ptrace: Cannot attach");
				eprintf ("ERRNO: %d (EINVAL)\n", errno);
				break;
			}
#endif
		} else
		if (__waitpid (pid))
			ret = pid;
		else eprintf ("Error in waitpid\n");
		if (ret != -1) {
			RIOPtrace *riop = R_NEW (RIOPtrace);
			riop->pid = riop->tid = pid;
			return r_io_desc_new (&r_io_plugin_ptrace, -1, file, R_TRUE, 0, riop);
		}
	}
	return NULL;
}
コード例 #10
0
ファイル: io_windbg.c プロジェクト: jody-frankowski/radare2
static RIODesc *__open(RIO *io, const char *file, int rw, int mode) {
    void *io_ctx;
    WindCtx *ctx;

    if (!__plugin_open (io, file, 0))
        return NULL;

    if (!iob_select ("pipe")) {
        eprintf("Could not initialize the IO backend\n");
        return NULL;
    }

    io_ctx = iob_open (file + 9);
    if (!io_ctx) {
        eprintf ("Could not open the pipe\n");
        return NULL;
    }

    ctx = wind_ctx_new (io_ctx);

    if (!ctx)
        return NULL;

    return r_io_desc_new (&r_io_plugin_windbg, -1, file, R_TRUE, mode, ctx);
}
コード例 #11
0
ファイル: io_malloc.c プロジェクト: Missuniverse110/radare2
static RIODesc *__open(struct r_io_t *io, const char *pathname, int rw, int mode) {
	if (__plugin_open (io, pathname)) {
		RIOMalloc *mal = R_NEW (RIOMalloc);
		mal->fd = -1; /* causes r_io_desc_new() to set the correct fd */
		if (!memcmp (pathname, "hex://", 6)) {
			mal->size = strlen (pathname);
			mal->buf = malloc (mal->size);
			memset (mal->buf, 0, mal->size);
			mal->size = r_hex_str2bin (pathname+6, mal->buf);
		} else {
			mal->size = r_num_math (NULL, pathname+9);
			if ((mal->size)>0) {
				mal->buf = malloc (mal->size);
				memset (mal->buf, '\0', mal->size);
			} else {
				eprintf ("Cannot allocate (%s) 0 bytes\n", pathname+9);
				return NULL;
			}
		}
		if (mal->buf != NULL)
			return r_io_desc_new (&r_io_plugin_malloc, mal->fd, pathname, rw, mode, mal);
		eprintf ("Cannot allocate (%s) %d bytes\n", pathname+9, mal->size);
		free (mal);
	}
	return NULL;
}
コード例 #12
0
ファイル: io_haret.c プロジェクト: DJHartley/radare2
static RIODesc *haret__open(struct r_io_t *io, const char *pathname, int rw, int mode) {
	char *port, *ptr, buf[1024];
	RSocket *s;

	strncpy (buf, pathname, sizeof (buf)-1);
	if (haret__plugin_open (io, pathname)) {
		ptr = buf + 8;
		if (!(port = strchr (ptr, ':'))) {
			eprintf ("haret: wrong url\n");
			return NULL;
		}
		if (!r_sandbox_enable (0)) {
			eprintf ("sandbox: cannot use network\n");
			return NULL;
		}
		*port++ = 0;
		if ((s = r_socket_new (R_FALSE)) == NULL) {
			eprintf ("Cannot create new socket\n");
			return NULL;
		}
		if (!r_socket_connect_tcp (s, ptr, port, 30)) {
			eprintf ("Cannot connect to '%s' (%s)\n", ptr, port);
			return NULL;
		} else eprintf ("Connected to: %s at port %s\n", ptr, port);
		haret_wait_until_prompt (s);
		return r_io_desc_new (&r_io_plugin_haret, s->fd, pathname, rw, mode, (void*)s);
	}
	return NULL;
}
コード例 #13
0
ファイル: io_r2web.c プロジェクト: Darredevil/radare2
static RIODesc *__open(RIO *io, const char *pathname, int rw, int mode) {
	char *out;
	int rlen, code;
	if (__plugin_open (io, pathname, 0)) {
		RIOR2Web *mal = R_NEW0 (RIOR2Web);
		if (!mal) return NULL;
		char *url = r_str_newf ("http://%s/?V", pathname+8);
		//eprintf  ("URL:(%s)\n", url);
		out = r_socket_http_get (url, &code, &rlen);
		//eprintf ("RES %d %d\n", code, rlen);
		//eprintf ("OUT(%s)\n", out);
		if (out && rlen>0) {
			mal->fd = getmalfd (mal);
			mal->url = r_str_newf ("http://%s", pathname+8);
			free (out);
			free (url);
			return r_io_desc_new (&r_io_plugin_r2web,
				mal->fd, pathname, rw, mode, mal);
		}
		free (url);
		free (mal);
		free (out);
	}
	return NULL;
}
コード例 #14
0
ファイル: io_r2pipe.c プロジェクト: montekki/radare2
static RIODesc *__open(RIO *io, const char *pathname, int rw, int mode) {
	R2Pipe *r2p = NULL;
	if (__check (io, pathname, 0)) {
		r2p = r2p_open (pathname + 9);
	}
	return r2p? r_io_desc_new (io, &r_io_plugin_r2pipe,
		pathname, rw, mode, r2p): NULL;
}
コード例 #15
0
ファイル: io_zip.c プロジェクト: csarn/radare2
// Below this line are the r_io_zip plugin APIs
static RList *r_io_zip_open_many(RIO *io, const char *file, int rw, int mode) {
	RList *list_fds = NULL;
	RListIter *iter;
	RList *filenames = NULL;
	RIODesc *res = NULL;
	RIOZipFileObj *zfo = NULL;
	char *filename_in_zipfile, *zip_filename = NULL, *zip_uri;

	if (!r_io_zip_plugin_open (io, file, true)) {
		return NULL;
	}

	zip_uri = strdup (file);
	if (!zip_uri) {
		return NULL;
	}
	// 1) Tokenize to the '//' and find the base file directory ('/')
	zip_filename = strstr(zip_uri, "//");
	if (zip_filename && zip_filename[2]) {
		if (zip_filename[0] && zip_filename[0] == '/' &&
			zip_filename[1] && zip_filename[1] == '/' ) {
			*zip_filename++ = 0;
		}
		*zip_filename++ = 0;
	} else {
		free (zip_uri);
		return NULL;
	}

	filenames = r_io_zip_get_files(zip_filename, 0, mode, rw );

	if (!filenames) {
		free (zip_uri);
		return NULL;
	}

	list_fds = r_list_new ();
	r_list_foreach (filenames, iter, filename_in_zipfile) {
		size_t v = strlen (filename_in_zipfile);

		if (filename_in_zipfile[v - 1] == '/') {
			continue;
		}

		zfo = r_io_zip_alloc_zipfileobj (zip_filename,
			filename_in_zipfile, ZIP_CREATE, mode, rw);

		if (zfo && zfo->entry == -1) {
			eprintf ("Warning: File did not exist, creating a new one.\n");
		}

		if (zfo) {
			zfo->io_backref = io;
			res = r_io_desc_new (io, &r_io_plugin_zip,
				zfo->name, rw, mode, zfo);
		}
		r_list_append (list_fds, res);
	}
コード例 #16
0
ファイル: io_default.c プロジェクト: kuduka/radare2
static RIODesc *r_io_def_mmap_open(RIO *io, const char *file, int flags, int mode) {
	const char* name = NULL;
	RIOMMapFileObj *mmo;

	name = file;
	mmo = r_io_def_mmap_create_new_file (io, name, mode, flags);

	if (!mmo) return NULL;
	return r_io_desc_new (&r_io_plugin_default, mmo->fd,
				mmo->filename, flags, mode, mmo);
}
コード例 #17
0
ファイル: io_mmap.c プロジェクト: 8500616886/radare2
static RIODesc *r_io_mmap_open(RIO *io, const char *file, int flags, int mode) {
	const char* name = NULL;
	RIOMMapFileObj *mmo;

	name = !strncmp (file, "mmap://", 7) ? file+7 : file;
	mmo = r_io_mmap_create_new_file (io, name, mode, flags);

	if (!mmo) return NULL;
	return r_io_desc_new (&r_io_plugin_mmap, mmo->fd,
				mmo->filename, flags, mode, mmo);
}
コード例 #18
0
ファイル: io_self.c プロジェクト: AnwarMohamed/radare2
static RIODesc *__open(RIO *io, const char *file, int rw, int mode) {
	int ret, pid = getpid ();
	if (r_sandbox_enable (0))
		return NULL;
	io->va = R_TRUE; // nop
	ret = update_self_regions (pid);
	if (ret) {
		return r_io_desc_new (&r_io_plugin_self,
			pid, file, rw, mode, NULL);
	}
	return NULL;
}
コード例 #19
0
ファイル: io_null.c プロジェクト: aronsky/radare2
static RIODesc* __open(RIO* io, const char* pathname, int rw, int mode) {
	RIONull* null;
	if (__plugin_open (io, pathname,0)) {
		if (!strncmp (pathname, "null://", 7) && strlen (pathname + 7)) {
			null = R_NEW0 (RIONull);
			null->size = r_num_math (NULL, pathname + 7) + 1;         //???
			null->offset = 0LL;
			return r_io_desc_new (io, &r_io_plugin_null, pathname, rw, mode, null);
		}
	}
	return NULL;
}
コード例 #20
0
ファイル: io_mach.c プロジェクト: ghostbar/radare2.deb
static RIODesc *__open(RIO *io, const char *file, int rw, int mode) {
	RIODesc *ret = NULL;
	RIOMach *riom;
	const char *pidfile;
	char *pidpath, *endptr;
	int pid;
	task_t task;
	if (!__plugin_open (io, file, 0)) {
		return NULL;
	}
	pidfile = file + (file[0] == 'a' ? 9 : 7);
	pid = (int)strtol (pidfile, &endptr, 10);
	if (endptr == pidfile || pid < 0) {
		return NULL;
	}
	task = pid_to_task (pid);
	if (task == -1) {
		return NULL;
	}
	if (!task) {
		if (pid > 0 && io->referer && !strncmp (io->referer, "dbg://", 6)) {
			eprintf ("Child killed\n");
			kill (pid, 9);
		}
		switch (errno) {
		case EPERM:
			eprintf ("Operation not permitted\n");
			break;
		case EINVAL:
			perror ("ptrace: Cannot attach");
			eprintf ("Possibly unsigned r2. Please see doc/osx.md\n");
			eprintf ("ERRNO: %d (EINVAL)\n", errno);
			break;
		default:
			eprintf ("unknown error in debug_attach\n");
			break;
		}
		return NULL;
	}
	riom = R_NEW0 (RIOMach);
	riom->pid = pid;
	riom->task = task;
	// sleep 1s to get proper path (program name instead of ls) (racy)
	pidpath = pid
		? r_sys_pid_to_path (pid)
		: strdup ("kernel");
	ret = r_io_desc_new (&r_io_plugin_mach, riom->pid,
		pidpath, rw | R_IO_EXEC, mode, riom);
	free (pidpath);
	return ret;
}
コード例 #21
0
ファイル: io_w32.c プロジェクト: PankajKataria/radare2
static RIODesc *w32__open(RIO *io, const char *pathname, int rw, int mode) {
	if (!strncmp (pathname, "w32://", 6)) {
		RIOW32 *w32 = R_NEW0 (RIOW32);
		const char *filename = pathname+6;
		w32->hnd = CreateFileA (filename,
			GENERIC_READ | rw?GENERIC_WRITE:0,
			FILE_SHARE_READ | rw? FILE_SHARE_WRITE:0,
			NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
		if (w32->hnd != INVALID_HANDLE_VALUE)
			return r_io_desc_new (io, &r_io_plugin_w32,
				pathname, rw, mode, w32);
		free (w32);
	}
	return NULL;
}
コード例 #22
0
ファイル: io.c プロジェクト: pixilla/radare2
R_API RIODesc *r_io_open(struct r_io_t *io, const char *file, int flags, int mode) {
	RIODesc *desc = NULL;
	int fd = -2;
	char *uri = strdup (file);
	struct r_io_plugin_t *plugin;
	if (!io) return NULL;
	for (;;) {
		plugin = r_io_plugin_resolve (io, uri);
		if (plugin && plugin->open) {
			desc = plugin->open (io, uri, flags, mode);
			if (io->redirect) {
				free ((void *)uri);
				uri = strdup (io->redirect);
				r_io_redirect (io, NULL);
				continue;
			}
			if (desc != NULL) {
				r_io_desc_add (io, desc);
				fd = desc->fd;
				if (fd != -1)
					r_io_plugin_open (io, fd, plugin);
				if (desc != io->fd)
					io->plugin = plugin;
			}
		}
		break;
	}
	if (fd == -2) {
#if __WINDOWS__
		if (flags & R_IO_WRITE) {
			fd = open (file, O_BINARY | 1);
			if (fd == -1)
				creat (file, O_BINARY);
			fd = open (file, O_BINARY | 1);
		} else fd = open (file, O_BINARY);
#else
		fd = open (file, (flags&R_IO_WRITE)?O_RDWR:O_RDONLY, mode);
#endif
	}
	if (fd >= 0) {
		if (desc == NULL)
			desc = r_io_desc_new (io->plugin, fd, file, flags, mode, NULL);
		r_io_desc_add (io, desc);
		r_io_set_fd (io, desc);
	}
	free ((void *)uri);
	return desc;
}
コード例 #23
0
ファイル: io.c プロジェクト: Rogunix/radare2
R_API RIODesc *r_io_open(RIO *io, const char *file, int flags, int mode) {
	RIODesc *desc = __getioplugin (io, file, flags, mode);
	int fd;
	if (desc) {
		fd = desc->fd;
	} else {
		fd = __io_posix_open (io, file, flags, mode);
		if (fd>=0)
			desc = r_io_desc_new (io->plugin,
				fd, file, flags, mode, NULL);
	}
	if (fd >= 0) {
		r_io_desc_add (io, desc);
		r_io_set_fd (io, desc);
	}
	return desc;
}
コード例 #24
0
ファイル: io_shm.c プロジェクト: BatchDrake/radare2
static RIODesc *shm__open(RIO *io, const char *pathname, int rw, int mode) {
	if (!memcmp (pathname, "shm://", 6)) {
		RIOShm *shm = R_NEW (RIOShm);
		const char *ptr = pathname+6;
		shm->id = getshmid (ptr);
		shm->buf = shmat (shm->id, 0, 0);
		shm->fd = getshmfd (shm);
		shm->size = SHMATSZ;
		if (shm->fd != -1) {
			eprintf ("Connected to shared memory 0x%08x\n", shm->id);
			return r_io_desc_new (&r_io_plugin_shm, shm->fd, pathname, rw, mode, shm);
		}
		eprintf ("Cannot connect to shared memory (%d)\n", shm->id);
		free (shm);
	}
	return NULL;
}
コード例 #25
0
ファイル: io_mach.c プロジェクト: madhaxers/radare2
static RIODesc *__open(RIO *io, const char *file, int rw, int mode) {
    RIODesc *ret = NULL;
    RIOMach *riom;
    const char *pidfile;
    char *pidpath;
    int pid;
    task_t task;
    if (!__plugin_open (io, file, 0))
        return NULL;
    pidfile = file+(file[0]=='a'?9:7);
    if (!strcmp (pidfile, "0")) {
        /* tfp0 */
        pid = 0;
    } else {
        pid = atoi (pidfile);
        if (pid<1)
            return NULL;
    }
    task = debug_attach (pid);
    if ((int)task == -1) {
        switch (errno) {
        case EPERM:
            eprintf ("Operation not permitted\n");
            break;
        case EINVAL:
            perror ("ptrace: Cannot attach");
            eprintf ("ERRNO: %d (EINVAL)\n", errno);
            break;
        default:
            eprintf ("unknown error in debug_attach\n");
            break;
        }
        return NULL;
    }
    riom = R_NEW0 (RIOMach);
    riom->pid = pid;
    riom->task = task;
    // sleep 1s to get proper path (program name instead of ls) (racy)
    pidpath = r_sys_pid_to_path (pid);
    ret = r_io_desc_new (&r_io_plugin_mach, riom->pid,
                         pidpath, rw | R_IO_EXEC, mode, riom);
    free (pidpath);
    return ret;
}
コード例 #26
0
ファイル: io_gdb.c プロジェクト: jahrome/radare2
static RIODesc *__open(RIO *io, const char *file, int rw, int mode) {
	char host[128], *port, *p;
	RSocket *_fd;
	RIOGdb *riog;
	if (!__plugin_open (io, file, 0))
		return NULL;
	strncpy (host, file+6, sizeof (host)-1);
	port = strchr (host , ':');
	if (!port) {
		eprintf ("Port not specified. Please use gdb://[host]:[port]\n");
		return NULL;
	}
	*port = '\0';
	port++;
	p = strchr (port, '/');
	if (p) *p=0;

	if (r_sandbox_enable (0)) {
		eprintf ("sandbox: Cannot use network\n");
		return NULL;
	}
	_fd = r_socket_new (R_FALSE);
	if (_fd && r_socket_connect_tcp (_fd, host, port, 3)) {
		riog = R_NEW (RIOGdb);
		riog->fd = _fd;
		riog->desc = gdbwrap_init (_fd->fd, NUM_REGS, 4);
		if (!riog->desc) {
			r_socket_free (_fd);
			free (riog);
			return NULL;
		}
#if __WINDOWS__
		// XXX: bypass lazylinking
		RETURN_IO_DESC_NEW (&r_io_plugin_gdb, _fd->fd, file, rw, mode, riog);
#else
		return r_io_desc_new (&r_io_plugin_gdb, _fd->fd, file, rw, mode, riog);
#endif
	}
	eprintf ("gdb.io.open: Cannot connect to host.\n");
	return NULL;
}
コード例 #27
0
ファイル: io_w32dbg.c プロジェクト: brainstorm/radare2
static RIODesc *__open(RIO *io, const char *file, int rw, int mode) {
	if (__plugin_open (io, file, 0)) {
		char *pidpath;
		RIODesc *ret;
		RIOW32Dbg *dbg = R_NEW0 (RIOW32Dbg);
		if (!dbg) {
			return NULL;
		}
		dbg->pid = atoi (file + 9);
		if (__open_proc (dbg, !strncmp (file, "attach://", 9)) == -1) {
			free (dbg);
			return NULL;
		}
		pidpath = r_sys_pid_to_path (dbg->pid);
		ret = r_io_desc_new (io, &r_io_plugin_w32dbg,
				file, rw | R_PERM_X, mode, dbg);
		ret->name = pidpath;
		return ret;
	}
	return NULL;
}
コード例 #28
0
ファイル: io_procpid.c プロジェクト: 0x2F/radare2
static RIODesc *__open(struct r_io_t *io, const char *file, int rw, int mode) {
	char procpidpath[64];
	int fd, ret = -1;
	if (__plugin_open (io, file,0)) {
		int pid = atoi (file+10);
		if (file[0]=='a') {
			ret = ptrace (PTRACE_ATTACH, pid, 0, 0);
			if (ret == -1) {
				switch (errno) {
				case EPERM:
					ret = pid;
					eprintf ("Operation not permitted\n");
					break;
				case EINVAL:
					perror ("ptrace: Cannot attach");
					eprintf ("ERRNO: %d (EINVAL)\n", errno);
					break;
				}
			} else
			if (__waitpid(pid))
				ret = pid;
			else eprintf ("Error in waitpid\n");
		} else ret = pid;
		fd = ret;//TODO: use r_io_fd api
		snprintf (procpidpath, sizeof (procpidpath), "/proc/%d/mem", pid);
		fd = open (procpidpath, O_RDWR);
		if (fd != -1) {
			RIOProcpid *riop = R_NEW (RIOProcpid);
			riop->pid = pid;
			riop->fd = fd;
			return r_io_desc_new (&r_io_plugin_procpid, -1, file, R_TRUE, 0, riop);
		}
		/* kill children */
		eprintf ("Cannot open /proc/%d/mem of already attached process\n", pid);
		ptrace (PTRACE_DETACH, pid, 0, 0);
	}
	return NULL;
}
コード例 #29
0
ファイル: io_winedbg.c プロジェクト: dtrecherel/radare2
static RIODesc *__open(RIO *io, const char *pathname, int rw, int mode) {
	if (__plugin_open (io, pathname, 0)) {
		if (gs) {
			return NULL;
		}
		gs = r_socket_new (0);
		char *cmd = r_str_newf ("winedbg '%s'", pathname + 10);
		int res = r_socket_spawn (gs, cmd, 1000);
		free (cmd);
		if (!res) {
			return NULL;
		}
		char *reply = runcmd (NULL);
		if (reply) {
			int rw = 7;
			free (reply);
			eprintf ("Wine-dbg is ready to go!\n");
			return r_io_desc_new (io, &r_io_plugin_winedbg, pathname, rw, mode, gs);
		}
		eprintf ("Can't find the Wine-dbg prompt\n");
	}
	return NULL;
}
コード例 #30
0
ファイル: io_rap.c プロジェクト: EliaGeretto/radare2
static RIODesc *rap__open(RIO *io, const char *pathname, int rw, int mode) {
	int i, p, listenmode;
	char *file, *port;
	const char *ptr;
	RSocket *rap_fd;
	char buf[1024];
	RIORap *rior;

	if (!rap__plugin_open (io, pathname, 0)) {
		return NULL;
	}
	bool is_ssl = (!strncmp (pathname, "raps://", 7));
	ptr = pathname + (is_ssl? 7: 6);
	if (!(port = strchr (ptr, ':'))) {
		eprintf ("rap: wrong uri\n");
		return NULL;
	}
	listenmode = (*ptr == ':');
	*port++ = 0;
	if (!*port) {
		return NULL;
	}
	p = atoi (port);
	if ((file = strchr (port + 1, '/'))) {
		*file = 0;
		file++;
	}
	if (r_sandbox_enable (0)) {
		eprintf ("sandbox: Cannot use network\n");
		return NULL;
	}
	if (listenmode) {
		if (p <= 0) {
			eprintf ("rap: cannot listen here. Try rap://:9999\n");
			return NULL;
		}
		//TODO: Handle ^C signal (SIGINT, exit); // ???
		eprintf ("rap: listening at port %s ssl %s\n", port, (is_ssl)?"on":"off");
		rior = R_NEW0 (RIORap);
		rior->listener = true;
		rior->client = rior->fd = r_socket_new (is_ssl);
		if (!rior->fd) {
			free (rior);
			return NULL;
		}
		if (is_ssl) {
			if (file && *file) {
				if (!r_socket_listen (rior->fd, port, file)) {
					free (rior);
					return NULL;
				}
			} else {
				free (rior);
				return NULL;
			}
		} else {
			if (!r_socket_listen (rior->fd, port, NULL)) {
				return NULL;
			}
		}
		return r_io_desc_new (&r_io_plugin_rap, rior->fd->fd,
			pathname, rw, mode, rior);
	}
	if (!(rap_fd = r_socket_new (is_ssl))) {
		eprintf ("Cannot create new socket\n");
		return NULL;
	}
	if (r_socket_connect_tcp (rap_fd, ptr, port, 30) == false) {
		eprintf ("Cannot connect to '%s' (%d)\n", ptr, p);
		r_socket_free (rap_fd);
		return NULL;
	}
	eprintf ("Connected to: %s at port %s\n", ptr, port);
	rior = R_NEW0 (RIORap);
	rior->listener = false;
	rior->client = rior->fd = rap_fd;
	if (file && *file) {
		// send
		buf[0] = RMT_OPEN;
		buf[1] = rw;
		buf[2] = (ut8)strlen (file);
		memcpy (buf + 3, file, buf[2]);
		r_socket_write (rap_fd, buf, buf[2] + 3);
		r_socket_flush (rap_fd);
		// read
		eprintf ("waiting... ");
		buf[0] = 0;
		r_socket_read_block (rap_fd, (ut8*)buf, 5);
		if (buf[0] != (char)(RMT_OPEN | RMT_REPLY)) {
			eprintf ("rap: Expecting OPEN|REPLY packet. got %02x\n", buf[0]);
			r_socket_free (rap_fd);
			free (rior);
			return NULL;
		}
		i = r_read_at_be32 (buf, 1);
		if (i > 0) {
			eprintf ("ok\n");
		}
#if 0
		/* Read meta info */
		r_socket_read (rap_fd, (ut8 *)&buf, 4);
		r_mem_copyendian ((ut8 *)&i, (ut8*)buf, 4, ENDIAN);
		while (i>0) {
			int n = r_socket_read (rap_fd, (ut8 *)&buf, i);
			if (n<1) break;
			buf[i] = 0;
			io->core_cmd_cb (io->user, buf);
			n = r_socket_read (rap_fd, (ut8 *)&buf, 4);
			if (n<1) break;
			r_mem_copyendian ((ut8 *)&i, (ut8*)buf, 4, ENDIAN);
			i -= n;
		}
#endif
	} else {
	//	r_socket_free (rap_fd);
	//	free (rior);
		//return NULL;
	}
	//r_socket_free (rap_fd);
	return r_io_desc_new (&r_io_plugin_rap, rior->fd->fd,
		pathname, rw, mode, rior);
}