diff options
Diffstat (limited to 'source3/libads')
| -rw-r--r-- | source3/libads/authdata.c | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/source3/libads/authdata.c b/source3/libads/authdata.c index d61ffc2397..4610bcb59d 100644 --- a/source3/libads/authdata.c +++ b/source3/libads/authdata.c @@ -955,4 +955,164 @@ out: return logon_info; } +/**************************************************************** +****************************************************************/ + + NTSTATUS kerberos_return_pac(TALLOC_CTX *mem_ctx, + const char *name, + const char *pass, + time_t time_offset, + PAC_DATA **pac_ret) +{ + krb5_error_code ret; + NTSTATUS status = NT_STATUS_INVALID_PARAMETER; + DATA_BLOB tkt, ap_rep, sesskey1, sesskey2; + PAC_DATA *pac_data = NULL; + char *client_princ_out = NULL; + const char *auth_princ = NULL; + const char *local_service = NULL; + const char *cc = "MEMORY:kerberos_return_pac"; + + ZERO_STRUCT(tkt); + ZERO_STRUCT(ap_rep); + ZERO_STRUCT(sesskey1); + ZERO_STRUCT(sesskey2); + + if (!name || !pass) { + return NT_STATUS_INVALID_PARAMETER; + } + + if (!strchr_m(name, '@')) { + auth_princ = talloc_asprintf(mem_ctx, "%s@%s", name, + lp_realm()); + } else { + auth_princ = name; + } + NT_STATUS_HAVE_NO_MEMORY(auth_princ); + + local_service = talloc_asprintf(mem_ctx, "%s$@%s", + global_myname(), lp_realm()); + NT_STATUS_HAVE_NO_MEMORY(local_service); + + ret = kerberos_kinit_password_ext(auth_princ, + pass, + time_offset, + NULL, + NULL, + cc, + True, + True, + 0, + &status); + if (ret) { + /* status already set */ + goto out; + } + + ret = cli_krb5_get_ticket(local_service, + time_offset, + &tkt, + &sesskey1, + 0, + cc, + NULL); + if (ret) { + status = krb5_to_nt_status(ret); + goto out; + } + + status = ads_verify_ticket(mem_ctx, + lp_realm(), + time_offset, + &tkt, + &client_princ_out, + &pac_data, + &ap_rep, + &sesskey2, + False); + if (!NT_STATUS_IS_OK(status)) { + goto out; + } + + if (!pac_data) { + status = NT_STATUS_INVALID_PARAMETER; + goto out; + } + + *pac_ret = pac_data; + +out: + ads_kdestroy(cc); + + data_blob_free(&tkt); + data_blob_free(&ap_rep); + data_blob_free(&sesskey1); + data_blob_free(&sesskey2); + + SAFE_FREE(client_princ_out); + + return status; +} + +/**************************************************************** +****************************************************************/ + +static NTSTATUS kerberos_return_pac_logon_info(TALLOC_CTX *mem_ctx, + const char *name, + const char *pass, + time_t time_offset, + PAC_LOGON_INFO **logon_info) +{ + NTSTATUS status; + PAC_DATA *pac_data = NULL; + PAC_LOGON_INFO *info = NULL; + + status = kerberos_return_pac(mem_ctx, + name, + pass, + time_offset, + &pac_data); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + if (!pac_data) { + return NT_STATUS_INVALID_USER_BUFFER; + } + + info = get_logon_info_from_pac(pac_data); + if (!info) { + return NT_STATUS_INVALID_USER_BUFFER; + } + + *logon_info = info; + + return NT_STATUS_OK; +} + +/**************************************************************** +****************************************************************/ + +NTSTATUS kerberos_return_info3_from_pac(TALLOC_CTX *mem_ctx, + const char *name, + const char *pass, + time_t time_offset, + NET_USER_INFO_3 **info3) +{ + NTSTATUS status; + PAC_LOGON_INFO *logon_info = NULL; + + status = kerberos_return_pac_logon_info(mem_ctx, + name, + pass, + time_offset, + &logon_info); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + *info3 = &logon_info->info3; + + return NT_STATUS_OK; +} #endif |