-static bool read_rsa_private_key(void) {
- FILE *fp;
- char *fname;
- char *n, *d;
-
- /* First, check for simple PrivateKey statement */
-
- if(get_config_string(lookup_config(config_tree, "PrivateKey"), &d)) {
- if(!get_config_string(lookup_config(config_tree, "PublicKey"), &n)) {
- logger(DEBUG_ALWAYS, LOG_ERR, "PrivateKey used but no PublicKey found!");
- free(d);
- return false;
- }
- myself->connection->rsa = rsa_set_hex_private_key(n, "FFFF", d);
- free(n);
- free(d);
- return myself->connection->rsa;
- }
-
- /* Else, check for PrivateKeyFile statement and read it */
-
- if(!get_config_string(lookup_config(config_tree, "PrivateKeyFile"), &fname))
- xasprintf(&fname, "%s" SLASH "rsa_key.priv", confbase);
-
- fp = fopen(fname, "r");
-
- if(!fp) {
- logger(DEBUG_ALWAYS, LOG_ERR, "Error reading RSA private key file `%s': %s",
- fname, strerror(errno));
- free(fname);
- return false;
- }
-
-#if !defined(HAVE_MINGW) && !defined(HAVE_CYGWIN)
- struct stat s;
-
- if(fstat(fileno(fp), &s)) {
- logger(DEBUG_ALWAYS, LOG_ERR, "Could not stat RSA private key file `%s': %s'", fname, strerror(errno));
- free(fname);
- return false;
- }
-
- if(s.st_mode & ~0100700)
- logger(DEBUG_ALWAYS, LOG_WARNING, "Warning: insecure file permissions for RSA private key file `%s'!", fname);
-#endif
-
- myself->connection->rsa = rsa_read_pem_private_key(fp);
- fclose(fp);
-
- if(!myself->connection->rsa)
- logger(DEBUG_ALWAYS, LOG_ERR, "Reading RSA private key file `%s' failed: %s", fname, strerror(errno));
- free(fname);
- return myself->connection->rsa;
-}
-