There is a chance that the input string is larger than size, and on VMS,

[openssl.git] / apps / apps.c

diff --git a/apps/apps.c b/apps/apps.c
index 7864e792e313ddd76ea584c0fb878706a1ac3780..aca750b1f0e8143eb86d90607836e3045e3a8db6 100644 (file)
--- a/apps/apps.c
+++ b/apps/apps.c
@@ -147,7 +147,7 @@ static UI_METHOD *ui_method = NULL;
 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
 
-#ifndef OPENSSL_NO_RC4
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
 /* Looks like this stuff is worth moving into separate function */
 static EVP_PKEY *
 load_netscape_key(BIO *err, BIO *key, const char *file,
@@ -310,9 +310,16 @@ void program_name(char *in, char *out, int size)
 
        q=strrchr(p,'.');
        if (q == NULL)
-               q = in+size;
-       strncpy(out,p,q-p);
-       out[q-p]='\0';
+               q = p + strlen(p);
+       strncpy(out,p,size-1);
+       if (q-p >= size)
+               {
+               out[size-1]='\0';
+               }
+       else
+               {
+               out[q-p]='\0';
+               }
        }
 #else
 void program_name(char *in, char *out, int size)
@@ -333,16 +340,13 @@ void program_name(char *in, char *out, int size)
 #ifdef OPENSSL_SYS_WIN32
 int WIN32_rename(char *from, char *to)
        {
-#ifdef OPENSSL_SYS_WINNT
-       int ret;
-/* Note: MoveFileEx() doesn't work under Win95, Win98 */
-
-       ret=MoveFileEx(from,to,MOVEFILE_REPLACE_EXISTING|MOVEFILE_COPY_ALLOWED);
-       return(ret?0:-1);
-#else
-       unlink(to);
-       return MoveFile(from, to);
-#endif
+       /* Windows rename gives an error if 'to' exists, so delete it
+        * first and ignore file not found errror
+        */
+       if((remove(to) != 0) && (errno != ENOENT))
+               return -1;
+#undef rename
+       return rename(from, to);
        }
 #endif
 
@@ -835,7 +839,7 @@ EVP_PKEY *load_key(BIO *err, const char *file, int format,
                pkey=PEM_read_bio_PrivateKey(key,NULL,
                        (pem_password_cb *)password_callback, &cb_data);
                }
-#ifndef OPENSSL_NO_RC4
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
        else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
                pkey = load_netscape_key(err, key, file, key_descrip, format);
 #endif
@@ -904,7 +908,7 @@ EVP_PKEY *load_pubkey(BIO *err, const char *file, int format,
                pkey=PEM_read_bio_PUBKEY(key,NULL,
                        (pem_password_cb *)password_callback, &cb_data);
                }
-#ifndef OPENSSL_NO_RC4
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
        else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
                pkey = load_netscape_key(err, key, file, key_descrip, format);
 #endif
@@ -920,7 +924,7 @@ EVP_PKEY *load_pubkey(BIO *err, const char *file, int format,
        return(pkey);
        }
 
-#ifndef OPENSSL_NO_RC4
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
 EVP_PKEY *
 load_netscape_key(BIO *err, BIO *key, const char *file,
                const char *key_descrip, int format)
@@ -1314,3 +1318,21 @@ ENGINE *setup_engine(BIO *err, const char *engine, int debug)
                }
         return e;
         }
+
+int load_config(BIO *err, CONF *cnf)
+       {
+       if (!cnf)
+               cnf = config;
+       if (!cnf)
+               return 1;
+
+       OPENSSL_load_builtin_modules();
+
+       if (CONF_modules_load(cnf, NULL, 0) <= 0)
+               {
+               BIO_printf(err, "Error configuring OpenSSL\n");
+               ERR_print_errors(err);
+               return 0;
+               }
+       return 1;
+       }