Remove internal calls to ssh_init

Since the call is made automatically when the library is loaded, these
calls are no longer required (if the library is not linked statically).

Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>

src/bind.c

@@ -253,11 +253,6 @@ int ssh_bind_listen(ssh_bind sshbind) {
   socket_t fd;
   int rc;
 
-  if (ssh_init() < 0) {
-    ssh_set_error(sshbind, SSH_FATAL, "ssh_init() failed");
-    return -1;
-  }
-
   if (sshbind->rsa == NULL &&
       sshbind->dsa == NULL &&
       sshbind->ecdsa == NULL &&

src/client.c

@@ -505,9 +505,6 @@ int ssh_connect(ssh_session session) {
   session->alive = 0;
   session->client = 1;
 
-  if (ssh_init() < 0) {
-    return SSH_ERROR;
-  }
   if (session->opts.fd == SSH_INVALID_SOCKET &&
       session->opts.host == NULL &&
       session->opts.ProxyCommand == NULL) {

src/pki_crypto.c

@@ -637,11 +637,6 @@ ssh_string pki_private_key_to_pem(const ssh_key key,
     BIO *mem;
     int rc;
 
-    /* needed for openssl initialization */
-    if (ssh_init() < 0) {
-        return NULL;
-    }
-
     mem = BIO_new(BIO_s_mem());
     if (mem == NULL) {
         return NULL;
@@ -768,11 +763,6 @@ ssh_key pki_private_key_from_base64(const char *b64_key,
     void *ecdsa = NULL;
 #endif
 
-    /* needed for openssl initialization */
-    if (ssh_init() < 0) {
-        return NULL;
-    }
-
     type = pki_privatekey_type_from_string(b64_key);
     if (type == SSH_KEYTYPE_UNKNOWN) {
         SSH_LOG(SSH_LOG_WARN, "Unknown or invalid private key.");

src/pki_gcrypt.c

@@ -918,11 +918,6 @@ ssh_key pki_private_key_from_base64(const char *b64_key,
     enum ssh_keytypes_e type;
     int valid;
 
-    /* needed for gcrypt initialization */
-    if (ssh_init() < 0) {
-        return NULL;
-    }
-
     type = pki_privatekey_type_from_string(b64_key);
     if (type == SSH_KEYTYPE_UNKNOWN) {
         SSH_LOG(SSH_LOG_WARN, "Unknown or invalid private key.");

src/pki_mbedcrypto.c

@@ -74,10 +74,6 @@ ssh_key pki_private_key_from_base64(const char *b64_key, const char *passphrase,
     size_t b64len = strlen(b64_key) + 1;
     unsigned char tmp[MAX_PASSPHRASE_SIZE] = {0};
 
-    if (ssh_init() < 0) {
-        return NULL;
-    }
-
     type = pki_privatekey_type_from_string(b64_key);
     if (type == SSH_KEYTYPE_UNKNOWN) {
         SSH_LOG(SSH_LOG_WARN, "Unknown or invalid private key.");

tests/unittests/torture_threads_pki_rsa.c

@@ -727,8 +727,14 @@ int torture_run_tests(void)
      * The original tests in torture_pki_rsa.c require files to be erased
      */
 
+    /*
+     * If the library is statically linked, ssh_init() is not called
+     * automatically
+     */
+    ssh_init();
     torture_filter_tests(tests);
     rc = cmocka_run_group_tests(tests, NULL, NULL);
+    ssh_finalize();
 
     return rc;
 }