*/
#include "includes.h"
-RCSID("$OpenBSD: authfile.c,v 1.25 2001/01/21 19:05:44 markus Exp $");
+RCSID("$OpenBSD: authfile.c,v 1.26 2001/01/28 22:27:05 stevesk Exp $");
#include <openssl/err.h>
#include <openssl/evp.h>
#include "log.h"
/* Version identification string for identity files. */
-#define AUTHFILE_ID_STRING "SSH PRIVATE KEY FILE FORMAT 1.1\n"
+static const char authfile_id_string[] =
+ "SSH PRIVATE KEY FILE FORMAT 1.1\n";
/*
* Saves the authentication (private) key in a file, encrypting it with
buffer_init(&encrypted);
/* First store keyfile id string. */
- cp = AUTHFILE_ID_STRING;
- for (i = 0; cp[i]; i++)
- buffer_put_char(&encrypted, cp[i]);
+ for (i = 0; authfile_id_string[i]; i++)
+ buffer_put_char(&encrypted, authfile_id_string[i]);
buffer_put_char(&encrypted, 0);
/* Store cipher type. */
}
close(fd);
- /* Check that it is at least big enought to contain the ID string. */
- if (len < strlen(AUTHFILE_ID_STRING) + 1) {
+ /* Check that it is at least big enough to contain the ID string. */
+ if (len < sizeof(authfile_id_string)) {
debug3("Bad RSA1 key file %.200s.", filename);
buffer_free(&buffer);
return 0;
* Make sure it begins with the id string. Consume the id string
* from the buffer.
*/
- for (i = 0; i < (u_int) strlen(AUTHFILE_ID_STRING) + 1; i++)
- if (buffer_get_char(&buffer) != (u_char) AUTHFILE_ID_STRING[i]) {
+ for (i = 0; i < sizeof(authfile_id_string); i++)
+ if (buffer_get_char(&buffer) != authfile_id_string[i]) {
debug3("Bad RSA1 key file %.200s.", filename);
buffer_free(&buffer);
return 0;
}
close(fd);
- /* Check that it is at least big enought to contain the ID string. */
- if (len < strlen(AUTHFILE_ID_STRING) + 1) {
+ /* Check that it is at least big enough to contain the ID string. */
+ if (len < sizeof(authfile_id_string)) {
debug3("Bad RSA1 key file %.200s.", filename);
buffer_free(&buffer);
return 0;
* Make sure it begins with the id string. Consume the id string
* from the buffer.
*/
- for (i = 0; i < (u_int) strlen(AUTHFILE_ID_STRING) + 1; i++)
- if (buffer_get_char(&buffer) != (u_char) AUTHFILE_ID_STRING[i]) {
+ for (i = 0; i < sizeof(authfile_id_string); i++)
+ if (buffer_get_char(&buffer) != authfile_id_string[i]) {
debug3("Bad RSA1 key file %.200s.", filename);
buffer_free(&buffer);
return 0;