diff options
Diffstat (limited to 'libcli/smb/smbXcli_base.c')
| -rw-r--r-- | libcli/smb/smbXcli_base.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/libcli/smb/smbXcli_base.c b/libcli/smb/smbXcli_base.c index 3d7a0625ccc..1af550d9cdd 100644 --- a/libcli/smb/smbXcli_base.c +++ b/libcli/smb/smbXcli_base.c @@ -5562,6 +5562,8 @@ struct smbXcli_session *smbXcli_session_shallow_copy(TALLOC_CTX *mem_ctx, struct smbXcli_session *src) { struct smbXcli_session *session; + struct timespec ts; + NTTIME nt; session = talloc_zero(mem_ctx, struct smbXcli_session); if (session == NULL) { @@ -5583,6 +5585,23 @@ struct smbXcli_session *smbXcli_session_shallow_copy(TALLOC_CTX *mem_ctx, session->smb2_channel = src->smb2_channel; session->disconnect_expired = src->disconnect_expired; + /* + * This is only supposed to be called in test code + * but we should not reuse nonces! + * + * Add the current timestamp as NTTIME to nonce_high + * and set nonce_low to a value we can recognize in captures. + */ + clock_gettime_mono(&ts); + nt = unix_timespec_to_nt_time(ts); + nt &= session->smb2->nonce_high_max; + if (nt == session->smb2->nonce_high_max || nt < UINT8_MAX) { + talloc_free(session); + return NULL; + } + session->smb2->nonce_high += nt; + session->smb2->nonce_low = UINT32_MAX; + DLIST_ADD_END(src->conn->sessions, session); talloc_set_destructor(session, smbXcli_session_destructor); |