shinys000114/libssh
1
0
Fork 0
mirror of https://git.libssh.org/projects/libssh.git synced 2026-02-07 02:39:48 +09:00
Code Issues Packages Projects Releases Wiki Activity

SHA2 extension in the ssh-agent interface

Browse Source 
The new constants for flags are defined in draft-miller-ssh-agent-02
are active if the SHA2 extension is negotiated with the server.

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit ebb01549d0)
This commit is contained in:
Jakub Jelen
2018-06-26 12:22:31 +02:00
committed by Andreas Schneider
parent f44994f1e6
commit 2b67e2d54c
2 changed files with 11 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
src/agent.c
View File

@@ -548,6 +548,14 @@ ssh_string ssh_agent_sign_data(ssh_session session,
return NULL;
}
/* Add Flags: SHA2 extension (RFC 8332) if negotiated */
if (pubkey->type == SSH_KEYTYPE_RSA) {
if (session->extensions & SSH_EXT_SIG_RSA_SHA512) {
flags |= SSH_AGENT_RSA_SHA2_512;
} else if (session->extensions & SSH_EXT_SIG_RSA_SHA256) {
flags |= SSH_AGENT_RSA_SHA2_256;
}
}
if (ssh_buffer_add_u32(request, htonl(flags)) < 0) {
ssh_buffer_free(request);
return NULL;