diff --git a/sshconnect2.c b/sshconnect2.c index 5193c9cea..affc5667f 100644 --- a/sshconnect2.c +++ b/sshconnect2.c @@ -1,4 +1,4 @@ -/* $OpenBSD: sshconnect2.c,v 1.259 2017/05/30 08:52:20 markus Exp $ */ +/* $OpenBSD: sshconnect2.c,v 1.260 2017/05/30 14:19:15 markus Exp $ */ /* * Copyright (c) 2000 Markus Friedl. All rights reserved. * Copyright (c) 2008 Damien Miller. All rights reserved. @@ -397,10 +397,12 @@ ssh_userauth2(const char *local_user, const char *server_user, char *host, (r = sshpkt_send(ssh)) != 0) fatal("%s: %s", __func__, ssh_err(r)); + ssh->authctxt = &authctxt; ssh_dispatch_init(ssh, &input_userauth_error); ssh_dispatch_set(ssh, SSH2_MSG_EXT_INFO, &input_userauth_ext_info); ssh_dispatch_set(ssh, SSH2_MSG_SERVICE_ACCEPT, &input_userauth_service_accept); - ssh_dispatch_run(ssh, DISPATCH_BLOCK, &authctxt.success, &authctxt); /* loop until success */ + ssh_dispatch_run(ssh, DISPATCH_BLOCK, &authctxt.success, ssh); /* loop until success */ + ssh->authctxt = NULL; pubkey_cleanup(&authctxt); ssh_dispatch_range(ssh, SSH2_MSG_USERAUTH_MIN, SSH2_MSG_USERAUTH_MAX, NULL); @@ -414,8 +416,8 @@ ssh_userauth2(const char *local_user, const char *server_user, char *host, int input_userauth_service_accept(int type, u_int32_t seqnr, void *ctxt) { - Authctxt *authctxt = ctxt; - struct ssh *ssh = active_state; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; int r; if (ssh_packet_remaining(ssh) > 0) { @@ -448,7 +450,7 @@ input_userauth_service_accept(int type, u_int32_t seqnr, void *ctxt) int input_userauth_ext_info(int type, u_int32_t seqnr, void *ctxt) { - return kex_input_ext_info(type, seqnr, active_state); + return kex_input_ext_info(type, seqnr, ctxt); } void @@ -516,7 +518,8 @@ input_userauth_banner(int type, u_int32_t seq, void *ctxt) int input_userauth_success(int type, u_int32_t seq, void *ctxt) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; if (authctxt == NULL) fatal("input_userauth_success: no authentication context"); @@ -533,7 +536,8 @@ input_userauth_success(int type, u_int32_t seq, void *ctxt) int input_userauth_success_unexpected(int type, u_int32_t seq, void *ctxt) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; if (authctxt == NULL) fatal("%s: no authentication context", __func__); @@ -547,7 +551,8 @@ input_userauth_success_unexpected(int type, u_int32_t seq, void *ctxt) int input_userauth_failure(int type, u_int32_t seq, void *ctxt) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; char *authlist = NULL; int partial; @@ -573,7 +578,8 @@ input_userauth_failure(int type, u_int32_t seq, void *ctxt) int input_userauth_pk_ok(int type, u_int32_t seq, void *ctxt) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; struct sshkey *key = NULL; Identity *id = NULL; Buffer b; @@ -704,7 +710,8 @@ userauth_gssapi(Authctxt *authctxt) static OM_uint32 process_gssapi_token(void *ctxt, gss_buffer_t recv_tok) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; Gssctxt *gssctxt = authctxt->methoddata; gss_buffer_desc send_tok = GSS_C_EMPTY_BUFFER; gss_buffer_desc mic = GSS_C_EMPTY_BUFFER; @@ -759,7 +766,8 @@ process_gssapi_token(void *ctxt, gss_buffer_t recv_tok) int input_gssapi_response(int type, u_int32_t plen, void *ctxt) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; Gssctxt *gssctxt; int oidlen; char *oidv; @@ -800,7 +808,8 @@ input_gssapi_response(int type, u_int32_t plen, void *ctxt) int input_gssapi_token(int type, u_int32_t plen, void *ctxt) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; gss_buffer_desc recv_tok; OM_uint32 status; u_int slen; @@ -829,7 +838,8 @@ input_gssapi_token(int type, u_int32_t plen, void *ctxt) int input_gssapi_errtok(int type, u_int32_t plen, void *ctxt) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; Gssctxt *gssctxt; gss_buffer_desc send_tok = GSS_C_EMPTY_BUFFER; gss_buffer_desc recv_tok; @@ -931,7 +941,8 @@ userauth_passwd(Authctxt *authctxt) int input_userauth_passwd_changereq(int type, u_int32_t seqnr, void *ctxt) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; char *info, *lang, *password = NULL, *retype = NULL; char prompt[150]; const char *host; @@ -1561,7 +1572,8 @@ userauth_kbdint(Authctxt *authctxt) int input_userauth_info_req(int type, u_int32_t seq, void *ctxt) { - Authctxt *authctxt = ctxt; + struct ssh *ssh = ctxt; + Authctxt *authctxt = ssh->authctxt; char *name, *inst, *lang, *prompt, *response; u_int num_prompts, i; int echo = 0;