provide SPDX identifiers

- All files have prominent copyright and SPDX identifier
- If not embedded in the file, in the .reuse/dep5 file
- All used licenses are in LICENSES/ (not shipped in tarballs)
- A new REUSE CI job verify that all files are OK

Assisted-by: Viktor Szakats

Closes #1084

example/CMakeLists.txt

@@ -33,6 +33,8 @@
 # NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 # USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 # OF SUCH DAMAGE.
+#
+# SPDX-License-Identifier: BSD-3-Clause
 
 include(CopyRuntimeDependencies)
 

example/Makefile.am

@@ -1,3 +1,5 @@
+# Copyright (C) The libssh2 project and its contributors.
+# SPDX-License-Identifier: BSD-3-Clause
 AUTOMAKE_OPTIONS = foreign nostdinc
 
 EXTRA_DIST = CMakeLists.txt

example/direct_tcpip.c

@@ -1,4 +1,7 @@
-/* Copyright (C) The libssh2 project and its contributors. */
+/* Copyright (C) The libssh2 project and its contributors.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
 
 #include "libssh2_setup.h"
 #include <libssh2.h>

example/scp.c

@@ -1,6 +1,8 @@
 /* Copyright (C) The libssh2 project and its contributors.
  *
  * Sample showing how to do a simple SCP transfer.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/scp_nonblock.c

@@ -6,6 +6,8 @@
  * and path to copy, but you can specify them on the command line like:
  *
  * $ ./scp_nonblock 192.168.0.1 user password /tmp/secrets
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/scp_write.c

@@ -1,6 +1,8 @@
 /* Copyright (C) The libssh2 project and its contributors.
  *
  * Sample showing how to do an SCP upload.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/scp_write_nonblock.c

@@ -1,6 +1,8 @@
 /* Copyright (C) The libssh2 project and its contributors.
  *
  * Sample showing how to do an SCP non-blocking upload transfer.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftp.c

@@ -6,6 +6,8 @@
  * and path to copy, but you can specify them on the command line like:
  *
  * $ ./sftp 192.168.0.1 user password /tmp/secrets -p|-i|-k
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftp_RW_nonblock.c

@@ -6,6 +6,8 @@
  * upload the file again to a given destination file.
  *
  * Using the SFTP server running on 127.0.0.1
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftp_append.c

@@ -6,6 +6,8 @@
  * and path to copy, but you can specify them on the command line like:
  *
  * $ ./sftp_append 192.168.0.1 user password localfile /tmp/remotefile
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftp_mkdir.c

@@ -6,6 +6,8 @@
  * and path to copy, but you can specify them on the command line like:
  *
  * $ ./sftp_mkdir 192.168.0.1 user password /tmp/sftp_mkdir
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftp_mkdir_nonblock.c

@@ -6,6 +6,8 @@
  * and path to copy, but you can specify them on the command line like:
  *
  * $ ./sftp_mkdir_nonblock 192.168.0.1 user password /tmp/sftp_write_nonblock.c
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftp_nonblock.c

@@ -6,6 +6,8 @@
  * and path to copy, but you can specify them on the command line like:
  *
  * $ ./sftp_nonblock 192.168.0.1 user password /tmp/secrets
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftp_write.c

@@ -6,6 +6,8 @@
  * and path to copy, but you can specify them on the command line like:
  *
  * $ ./sftp_write 192.168.0.1 user password sftp_write.c /tmp/secrets
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftp_write_nonblock.c

@@ -6,6 +6,8 @@
  * and path to copy, but you can specify them on the command line like:
  *
  * $ ./sftp_write_nonblock 192.168.0.1 user password thisfile /tmp/storehere
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftp_write_sliding.c

@@ -6,6 +6,8 @@
  * and path to copy, but you can specify them on the command line like:
  *
  * $ ./sftp_write_sliding 192.168.0.1 user password thisfile /tmp/storehere
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftpdir.c

@@ -6,6 +6,8 @@
  * path, but you can specify them on the command line like:
  *
  * $ ./sftpdir 192.168.0.1 user password /tmp/secretdir
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/sftpdir_nonblock.c

@@ -6,6 +6,8 @@
  * path, but you can specify them on the command line like:
  *
  * $ ./sftpdir_nonblock 192.168.0.1 user password /tmp/secretdir
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/ssh2.c

@@ -11,6 +11,8 @@
  *  -i authenticate using keyboard-interactive
  *  -k authenticate using public key (password argument decrypts keyfile)
  *  command executes on the remote machine
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/ssh2_agent.c

@@ -5,6 +5,8 @@
  * The sample code has default values for host name, user name:
  *
  * $ ./ssh2_agent host user
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/ssh2_agent_forwarding.c

@@ -10,6 +10,7 @@
  *
  * $ ./ssh2_agent_forwarding 127.0.0.1 user "uptime"
  *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/ssh2_echo.c

@@ -5,6 +5,7 @@
  *
  * $ ./ssh2_echo 127.0.0.1 user password
  *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/ssh2_exec.c

@@ -7,6 +7,7 @@
  *
  * $ ./ssh2_exec 127.0.0.1 user password "uptime"
  *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"

example/subsystem_netconf.c

@@ -1,4 +1,7 @@
-/* Copyright (C) The libssh2 project and its contributors. */
+/* Copyright (C) The libssh2 project and its contributors.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
 
 #include "libssh2_setup.h"
 #include <libssh2.h>

example/tcpip-forward.c

@@ -1,4 +1,7 @@
-/* Copyright (C) The libssh2 project and its contributors. */
+/* Copyright (C) The libssh2 project and its contributors.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
 
 #include "libssh2_setup.h"
 #include <libssh2.h>

example/x11.c

@@ -3,6 +3,8 @@
  * Sample showing how to makes SSH2 with X11 Forwarding works.
  *
  * $ ./x11 host user password [DEBUG]
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "libssh2_setup.h"