Use PATH_MAX for file sizes

Fixes several -Wformat-truncation warnings.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

2 files changed, 6 insertions, 5 deletions

diff --git a/src/ipsw.c b/src/ipsw.c
index 2920bf2..e56afa2 100644
--- a/src/ipsw.c
+++ b/src/ipsw.c
@@ -704,14 +704,14 @@ int ipsw_download_fw(const char *fwurl, unsigned char* isha1, const char* todir,
 	}
 	fwfn++;
 
-	char fwlfn[256];
+	char fwlfn[PATH_MAX - 5];
 	if (todir) {
 		sprintf(fwlfn, "%s/%s", todir, fwfn);
 	} else {
 		sprintf(fwlfn, "%s", fwfn);
 	}
 
-	char fwlock[256];
+	char fwlock[PATH_MAX];
 	sprintf(fwlock, "%s.lock", fwlfn);
 
 	lock_info_t lockinfo;
diff --git a/src/restore.c b/src/restore.c
index 2f72bd4..ecedb63 100644
--- a/src/restore.c
+++ b/src/restore.c
@@ -24,6 +24,7 @@
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #endif
+#include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -965,11 +966,11 @@ int restore_send_nor(restored_client_t restore, struct idevicerestore_client_t*
 	char* llb_filename = NULL;
 	char* sep_path = NULL;
 	char* restore_sep_path = NULL;
-	char firmware_path[256];
-	char manifest_file[256];
+	char firmware_path[PATH_MAX - 9];
+	char manifest_file[PATH_MAX];
 	unsigned int manifest_size = 0;
 	unsigned char* manifest_data = NULL;
-	char firmware_filename[256];
+	char firmware_filename[PATH_MAX];
 	unsigned int llb_size = 0;
 	unsigned char* llb_data = NULL;
 	plist_t dict = NULL;