Hi, The attached patch exposes getters for the in/out ciphers used for a given session. The usecase for this is that it may be interesting information to have in the server context.
-Jon
From aa1bafdd47bd9d391e349abf6ff81d15a5114a45 Mon Sep 17 00:00:00 2001 From: Jon Simons <[email protected]> Date: Tue, 28 Jan 2014 09:52:38 -0800 Subject: [PATCH] session: add getters for session cipher names --- include/libssh/libssh.h | 2 ++ src/session.c | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+) diff --git a/include/libssh/libssh.h b/include/libssh/libssh.h index 31bcc86..1f9670e 100644 --- a/include/libssh/libssh.h +++ b/include/libssh/libssh.h @@ -628,6 +628,8 @@ LIBSSH_API int ssh_event_remove_session(ssh_event event, ssh_session session); LIBSSH_API void ssh_event_free(ssh_event event); LIBSSH_API const char* ssh_get_clientbanner(ssh_session session); LIBSSH_API const char* ssh_get_serverbanner(ssh_session session); +LIBSSH_API const char* ssh_get_cipher_in(ssh_session session); +LIBSSH_API const char* ssh_get_cipher_out(ssh_session session); #ifndef LIBSSH_LEGACY_0_4 #include "libssh/legacy.h" diff --git a/src/session.c b/src/session.c index 71d4548..8d0b91c 100644 --- a/src/session.c +++ b/src/session.c @@ -310,6 +310,38 @@ const char* ssh_get_serverbanner(ssh_session session) { } /** + * @brief get the name of the input for the given session. + * + * @param[in] session The SSH session. + * + * @return Returns cipher name or NULL. + */ +const char* ssh_get_cipher_in(ssh_session session) { + if (session && + session->current_crypto && + session->current_crypto->in_cipher) { + return session->current_crypto->in_cipher->name; + } + return NULL; +} + +/** + * @brief get the name of the output cipher for the given session. + * + * @param[in] session The SSH session. + * + * @return Returns cipher name or NULL. + */ +const char* ssh_get_cipher_out(ssh_session session) { + if (session && + session->current_crypto && + session->current_crypto->out_cipher) { + return session->current_crypto->out_cipher->name; + } + return NULL; +} + +/** * @brief Disconnect impolitely from a remote host by closing the socket. * * Suitable if you forked and want to destroy this session. -- 1.8.4.21.g992c386
