ssh: add a generic Curl_ssh_version function for SSH backends

Closes #4235

2 files changed, 9 insertions, 0 deletions

diff --git a/lib/vssh/libssh.c b/lib/vssh/libssh.c
index d8186e0b2..76956a3c1 100644
--- a/lib/vssh/libssh.c
+++ b/lib/vssh/libssh.c
@@ -2739,4 +2739,9 @@ void Curl_ssh_cleanup(void)
   (void)ssh_finalize();
 }
 
+size_t Curl_ssh_version(char *buffer, size_t buflen)
+{
+  return msnprintf(buffer, buflen, "libssh/%s", CURL_LIBSSH_VERSION);
+}
+
 #endif                          /* USE_LIBSSH */
diff --git a/lib/vssh/libssh2.c b/lib/vssh/libssh2.c
index 011f1ecf3..2b25a514f 100644
--- a/lib/vssh/libssh2.c
+++ b/lib/vssh/libssh2.c
@@ -3338,5 +3338,9 @@ void Curl_ssh_cleanup(void)
 #endif
 }
 
+size_t Curl_ssh_version(char *buffer, size_t buflen)
+{
+  return msnprintf(buffer, buflen, "libssh2/%s", LIBSSH2_VERSION);
+}
 
 #endif /* USE_LIBSSH2 */