diff options
Diffstat (limited to 'src/libimcv/plugins/imc_hcd/imc_hcd.c')
| -rw-r--r-- | src/libimcv/plugins/imc_hcd/imc_hcd.c | 791 |
1 files changed, 791 insertions, 0 deletions
diff --git a/src/libimcv/plugins/imc_hcd/imc_hcd.c b/src/libimcv/plugins/imc_hcd/imc_hcd.c new file mode 100644 index 000000000..b631683ce --- /dev/null +++ b/src/libimcv/plugins/imc_hcd/imc_hcd.c @@ -0,0 +1,791 @@ +/* + * Copyright (C) 2015 Andreas Steffen + * HSR Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "imc_hcd_state.h" + +#include <imc/imc_agent.h> +#include <imc/imc_msg.h> +#include <imc/imc_os_info.h> +#include <generic/generic_attr_bool.h> +#include <generic/generic_attr_chunk.h> +#include <generic/generic_attr_string.h> +#include <ietf/ietf_attr.h> +#include <ietf/ietf_attr_attr_request.h> +#include "ietf/ietf_attr_fwd_enabled.h" +#include <pwg/pwg_attr.h> +#include <pwg/pwg_attr_vendor_smi_code.h> + +#include <tncif_pa_subtypes.h> + +#include <pen/pen.h> +#include <utils/debug.h> + +/* IMC definitions */ + +static const char imc_name[] = "HCD"; + +static pen_type_t msg_types[] = { + { PEN_PWG, PA_SUBTYPE_PWG_HCD_SYSTEM }, + { PEN_PWG, PA_SUBTYPE_PWG_HCD_CONSOLE }, + { PEN_PWG, PA_SUBTYPE_PWG_HCD_MARKER }, + { PEN_PWG, PA_SUBTYPE_PWG_HCD_FINISHER }, + { PEN_PWG, PA_SUBTYPE_PWG_HCD_INTERFACE }, + { PEN_PWG, PA_SUBTYPE_PWG_HCD_SCANNER } +}; + +static imc_agent_t *imc_hcd; +static imc_os_info_t *os; + +typedef struct section_subtype_t section_subtype_t; + +struct section_subtype_t { + char *section; + pa_subtype_pwg_t subtype; +}; + +static section_subtype_t section_subtypes[] = { + { "system", PA_SUBTYPE_PWG_HCD_SYSTEM }, + { "console", PA_SUBTYPE_PWG_HCD_CONSOLE }, + { "marker", PA_SUBTYPE_PWG_HCD_MARKER }, + { "finisher", PA_SUBTYPE_PWG_HCD_FINISHER }, + { "interface", PA_SUBTYPE_PWG_HCD_INTERFACE }, + { "scanner" , PA_SUBTYPE_PWG_HCD_SCANNER } +}; + +typedef struct quadruple_t quadruple_t; + +struct quadruple_t { + char *section; + pwg_attr_t name_attr; + pwg_attr_t patches_attr; + pwg_attr_t string_version_attr; + pwg_attr_t version_attr; +}; + +static quadruple_t quadruples[] = { + { "firmware", + PWG_HCD_FIRMWARE_NAME, PWG_HCD_FIRMWARE_PATCHES, + PWG_HCD_FIRMWARE_STRING_VERSION, PWG_HCD_FIRMWARE_VERSION }, + { "resident_application", + PWG_HCD_RESIDENT_APP_NAME, PWG_HCD_RESIDENT_APP_PATCHES, + PWG_HCD_RESIDENT_APP_STRING_VERSION, PWG_HCD_RESIDENT_APP_VERSION }, + { "user_application", + PWG_HCD_USER_APP_NAME, PWG_HCD_USER_APP_PATCHES, + PWG_HCD_USER_APP_STRING_VERSION, PWG_HCD_USER_APP_VERSION } +}; + +/** + * see section 3.8.1 of TCG TNC IF-IMC Specification 1.3 + */ +TNC_Result TNC_IMC_API TNC_IMC_Initialize(TNC_IMCID imc_id, + TNC_Version min_version, + TNC_Version max_version, + TNC_Version *actual_version) +{ + if (imc_hcd) + { + DBG1(DBG_IMC, "IMC \"%s\" has already been initialized", imc_name); + return TNC_RESULT_ALREADY_INITIALIZED; + } + imc_hcd = imc_agent_create(imc_name, msg_types, countof(msg_types), + imc_id, actual_version); + if (!imc_hcd) + { + return TNC_RESULT_FATAL; + } + + os = imc_os_info_create(); + if (!os) + { + imc_hcd->destroy(imc_hcd); + imc_hcd = NULL; + + return TNC_RESULT_FATAL; + } + + if (min_version > TNC_IFIMC_VERSION_1 || max_version < TNC_IFIMC_VERSION_1) + { + DBG1(DBG_IMC, "no common IF-IMC version"); + return TNC_RESULT_NO_COMMON_VERSION; + } + return TNC_RESULT_SUCCESS; +} + +/** + * see section 3.8.2 of TCG TNC IF-IMC Specification 1.3 + */ +TNC_Result TNC_IMC_API TNC_IMC_NotifyConnectionChange(TNC_IMCID imc_id, + TNC_ConnectionID connection_id, TNC_ConnectionState new_state) +{ + imc_state_t *state; + + if (!imc_hcd) + { + DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name); + return TNC_RESULT_NOT_INITIALIZED; + } + switch (new_state) + { + case TNC_CONNECTION_STATE_CREATE: + state = imc_hcd_state_create(connection_id); + return imc_hcd->create_state(imc_hcd, state); + case TNC_CONNECTION_STATE_HANDSHAKE: + if (imc_hcd->change_state(imc_hcd, connection_id, new_state, + &state) != TNC_RESULT_SUCCESS) + { + return TNC_RESULT_FATAL; + } + state->set_result(state, imc_id, + TNC_IMV_EVALUATION_RESULT_DONT_KNOW); + return TNC_RESULT_SUCCESS; + case TNC_CONNECTION_STATE_DELETE: + return imc_hcd->delete_state(imc_hcd, connection_id); + default: + return imc_hcd->change_state(imc_hcd, connection_id, + new_state, NULL); + } +} + +/** + * Add AttributesNaturalLanguage attribute to send queue + */ +static void add_attrs_natural_lang(imc_msg_t *msg, char *section) +{ + pa_tnc_attr_t *attr; + char *string; + + string = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.%s.attributes_natural_language", + "en", lib->ns, section); + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, PWG_HCD_ATTRS_NATURAL_LANG, + string); + attr = generic_attr_string_create(chunk_from_str(string), + pen_type_create(PEN_PWG, PWG_HCD_ATTRS_NATURAL_LANG)); + msg->add_attribute(msg, attr); +} + +/** + * Add DefaultPasswordEnabled attribute to send queue + */ +static void add_default_pwd_enabled(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + bool status; + + status = os->get_default_pwd_status(os); + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, PWG_HCD_DEFAULT_PWD_ENABLED, + status ? "yes" : "no"); + attr = generic_attr_bool_create(status, + pen_type_create(PEN_PWG, PWG_HCD_DEFAULT_PWD_ENABLED)); + msg->add_attribute(msg, attr); +} + +/** + * Add ForwardingEnabled attribute to send queue + */ +static void add_forwarding_enabled(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + os_fwd_status_t fwd_status; + + fwd_status = os->get_fwd_status(os); + DBG2(DBG_IMC, " %N: %N", pwg_attr_names, PWG_HCD_FORWARDING_ENABLED, + os_fwd_status_names, fwd_status); + attr = ietf_attr_fwd_enabled_create(fwd_status, + pen_type_create(PEN_PWG, PWG_HCD_FORWARDING_ENABLED)); + msg->add_attribute(msg, attr); +} + +/** + * Add MachineTypeModel attribute to send queue + */ +static void add_machine_type_model(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + char *string; + + string = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.system.machine_type_model", + "", lib->ns); + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, PWG_HCD_MACHINE_TYPE_MODEL, + string); + attr = generic_attr_string_create(chunk_from_str(string), + pen_type_create(PEN_PWG, PWG_HCD_MACHINE_TYPE_MODEL)); + msg->add_attribute(msg, attr); +} + +/** + * Add PSTNFaxEnabled attribute to send queue + */ +static void add_pstn_fax_enabled(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + bool status; + + status = lib->settings->get_bool(lib->settings, + "%s.plugins.imc-hcd.subtypes.system.pstn_fax_enabled", + FALSE, lib->ns); + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, PWG_HCD_PSTN_FAX_ENABLED, + status ? "yes" : "no"); + attr = generic_attr_bool_create(status, + pen_type_create(PEN_PWG, PWG_HCD_PSTN_FAX_ENABLED)); + msg->add_attribute(msg, attr); +} + +/** + * Add TimeSource attribute to send queue + */ +static void add_time_source(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + char *string; + + string = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.system.time_source", + "", lib->ns); + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, PWG_HCD_TIME_SOURCE, + string); + attr = generic_attr_string_create(chunk_from_str(string), + pen_type_create(PEN_PWG, PWG_HCD_TIME_SOURCE)); + msg->add_attribute(msg, attr); +} + +/** + * Add UserApplicationEnabled attribute to send queue + */ +static void add_user_app_enabled(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + bool status; + + status = lib->settings->get_bool(lib->settings, + "%s.plugins.imc-hcd.subtypes.system.user_application_enabled", + FALSE, lib->ns); + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, PWG_HCD_USER_APP_ENABLED, + status ? "yes" : "no"); + attr = generic_attr_bool_create(status, + pen_type_create(PEN_PWG, PWG_HCD_USER_APP_ENABLED)); + msg->add_attribute(msg, attr); +} + +/** + * Add UserApplicationPersistenceEnabled attribute to send queue + */ +static void add_user_app_persist_enabled(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + bool status; + + status = lib->settings->get_bool(lib->settings, + "%s.plugins.imc-hcd.subtypes.system.user_application_persistence.enabled", + FALSE, lib->ns); + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, PWG_HCD_USER_APP_PERSIST_ENABLED, + status ? "yes" : "no"); + attr = generic_attr_bool_create(status, + pen_type_create(PEN_PWG, PWG_HCD_USER_APP_PERSIST_ENABLED)); + msg->add_attribute(msg, attr); +} + +/** + * Add VendorName attribute to send queue + */ +static void add_vendor_name(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + char *string; + + string = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.system.vendor_name", + "", lib->ns); + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, PWG_HCD_VENDOR_NAME, + string); + attr = generic_attr_string_create(chunk_from_str(string), + pen_type_create(PEN_PWG, PWG_HCD_VENDOR_NAME)); + msg->add_attribute(msg, attr); +} + +/** + * Add VendorSMICode attribute to send queue + */ +static void add_vendor_smi_code(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + int smi_code; + + smi_code = lib->settings->get_int(lib->settings, + "%s.plugins.imc-hcd.subtypes.system.vendor_smi_code", + 0, lib->ns); + DBG2(DBG_IMC, " %N: 0x%06x (%d)", pwg_attr_names, PWG_HCD_VENDOR_SMI_CODE, + smi_code, smi_code); + attr = pwg_attr_vendor_smi_code_create(smi_code); + msg->add_attribute(msg, attr); +} + +/** + * Add CertificationState attribute to send queue + */ +static void add_certification_state(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + char *hex_string; + chunk_t blob; + + hex_string = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.system.certification_state", + NULL, lib->ns); + if (hex_string) + { + blob = chunk_from_hex(chunk_from_str(hex_string), NULL); + + DBG2(DBG_IMC, " %N: %B", pwg_attr_names, PWG_HCD_CERTIFICATION_STATE, + &blob); + attr = generic_attr_chunk_create(blob, + pen_type_create(PEN_PWG, PWG_HCD_CERTIFICATION_STATE)); + msg->add_attribute(msg, attr); + chunk_free(&blob); + } +} + +/** + * Add CertificationState attribute to send queue + */ +static void add_configuration_state(imc_msg_t *msg) +{ + pa_tnc_attr_t *attr; + char *hex_string; + chunk_t blob; + + hex_string = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.system.configuration_state", + NULL, lib->ns); + if (hex_string) + { + blob = chunk_from_hex(chunk_from_str(hex_string), NULL); + + DBG2(DBG_IMC, " %N: %B", pwg_attr_names, PWG_HCD_CONFIGURATION_STATE, + &blob); + attr = generic_attr_chunk_create(blob, + pen_type_create(PEN_PWG, PWG_HCD_CONFIGURATION_STATE)); + msg->add_attribute(msg, attr); + chunk_free(&blob); + } +} + +/** + * Add Correlated Attributes to send queue + */ +static void add_quadruple(imc_msg_t *msg, char *section, quadruple_t *quad) +{ + pa_tnc_attr_t *attr; + const size_t version_len = 16; + char version[version_len]; + char hex_version_default[] = "00000000000000000000000000000000"; + char *app, *name, *patches, *string_version, *hex_version; + size_t len; + chunk_t num_version; + enumerator_t *enumerator; + + enumerator = lib->settings->create_section_enumerator(lib->settings, + "%s.plugins.imc-hcd.subtypes.%s.%s", + lib->ns, section, quad->section); + while (enumerator->enumerate(enumerator, &app)) + { + name = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.%s.%s.%s.name", + "", lib->ns, section, quad->section, app); + patches = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.%s.%s.%s.patches", + "", lib->ns, section, quad->section, app); + string_version = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.%s.%s.%s.string_version", + "", lib->ns, section, quad->section, app); + hex_version = lib->settings->get_str(lib->settings, + "%s.plugins.imc-hcd.subtypes.%s.%s.%s.version", + hex_version_default, lib->ns, section, quad->section, app); + + /* convert hex string into binary chunk */ + if (strlen(hex_version) > 2 * version_len) + { + hex_version = hex_version_default; + } + num_version = chunk_from_hex(chunk_from_str(hex_version), version); + + DBG2(DBG_IMC, "--- %s ---", app); + + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, quad->name_attr, name); + attr = generic_attr_string_create(chunk_from_str(name), + pen_type_create(PEN_PWG, quad->name_attr)); + msg->add_attribute(msg, attr); + + /* remove any trailing LF from patches string for logging */ + len = strlen(patches); + if (len && (patches[len - 1] == '\n')) + { + len--; + } + DBG2(DBG_IMC, " %N:%s%.*s", pwg_attr_names, quad->patches_attr, + len ? "\n" : " ", len, patches); + attr = generic_attr_string_create(chunk_from_str(patches), + pen_type_create(PEN_PWG, quad->patches_attr)); + msg->add_attribute(msg, attr); + + DBG2(DBG_IMC, " %N: %s", pwg_attr_names, quad->string_version_attr, + string_version); + attr = generic_attr_string_create(chunk_from_str(string_version), + pen_type_create(PEN_PWG, quad->string_version_attr)); + msg->add_attribute(msg, attr); + + DBG2(DBG_IMC, " %N: %#B", pwg_attr_names, quad->version_attr, &num_version); + attr = generic_attr_chunk_create(num_version, + pen_type_create(PEN_PWG, quad->version_attr)); + msg->add_attribute(msg, attr); + } + enumerator->destroy(enumerator); +} + +/** + * see section 3.8.3 of TCG TNC IF-IMC Specification 1.3 + */ +TNC_Result TNC_IMC_API TNC_IMC_BeginHandshake(TNC_IMCID imc_id, + TNC_ConnectionID connection_id) +{ + imc_state_t *state; + imc_msg_t *out_msg; + TNC_Result result = TNC_RESULT_SUCCESS; + pa_subtype_pwg_t subtype; + pen_type_t msg_type; + enumerator_t *enumerator; + char *section; + int i; + + if (!imc_hcd) + { + DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name); + return TNC_RESULT_NOT_INITIALIZED; + } + if (!imc_hcd->get_state(imc_hcd, connection_id, &state)) + { + return TNC_RESULT_FATAL; + } + + /* Enumerate over all HCD subtype sections */ + enumerator = lib->settings->create_section_enumerator(lib->settings, + "%s.plugins.imc-hcd.subtypes", lib->ns); + while (enumerator->enumerate(enumerator, §ion) && + result == TNC_RESULT_SUCCESS) + { + subtype = PA_SUBTYPE_PWG_HCD_UNKNOWN; + + for (i = 0; i < countof(section_subtypes); i++) + { + if (streq(section, section_subtypes[i].section)) + { + subtype = section_subtypes[i].subtype; + break; + } + } + if (subtype == PA_SUBTYPE_PWG_HCD_UNKNOWN) + { + DBG1(DBG_IMC, "HCD subtype '%s' not supported", section); + continue; + } + DBG2(DBG_IMC, "retrieving attributes for PA subtype %N/%N", + pen_names, PEN_PWG, pa_subtype_pwg_names, subtype); + + msg_type = pen_type_create(PEN_PWG, subtype); + out_msg = imc_msg_create(imc_hcd, state, connection_id, imc_id, + TNC_IMVID_ANY, msg_type); + + /* mandatory attributes that are always sent without request */ + add_attrs_natural_lang(out_msg, section); + if (subtype == PA_SUBTYPE_PWG_HCD_SYSTEM) + { + add_default_pwd_enabled(out_msg); + add_forwarding_enabled(out_msg); + add_machine_type_model(out_msg); + add_pstn_fax_enabled(out_msg); + add_time_source(out_msg); + add_vendor_name(out_msg); + add_vendor_smi_code(out_msg); + add_user_app_enabled(out_msg); + add_user_app_persist_enabled(out_msg); + } + if (lib->settings->get_bool(lib->settings, + "%s.plugins.imc-hcd.push_info", FALSE, lib->ns)) + { + /* correlated attributes */ + for (i = 0; i < countof(quadruples); i++) + { + add_quadruple(out_msg, section, &quadruples[i]); + } + } + + /* send PA-TNC message with the excl flag not set */ + result = out_msg->send(out_msg, FALSE); + out_msg->destroy(out_msg); + } + enumerator->destroy(enumerator); + + return result; +} + +static TNC_Result receive_message(imc_state_t *state, imc_msg_t *in_msg) +{ + imc_msg_t *out_msg; + enumerator_t *enumerator; + pa_tnc_attr_t *attr; + pen_type_t type, msg_type; + TNC_Result result; + char *section = NULL; + int i; + bool fatal_error = FALSE, pushed_info; + + /* generate an outgoing PA-TNC message - we might need it */ + out_msg = imc_msg_create_as_reply(in_msg); + + /* parse received PA-TNC message and handle local and remote errors */ + result = in_msg->receive(in_msg, out_msg, &fatal_error); + if (result != TNC_RESULT_SUCCESS) + { + out_msg->destroy(out_msg); + return result; + } + msg_type = in_msg->get_msg_type(in_msg); + + for (i = 0; i < countof(section_subtypes); i++) + { + if (msg_type.type == section_subtypes[i].subtype) + { + section = section_subtypes[i].section; + break; + } + } + pushed_info = lib->settings->get_bool(lib->settings, + "%s.plugins.imc-hcd.push_info", FALSE, lib->ns); + + /* analyze PA-TNC attributes */ + enumerator = in_msg->create_attribute_enumerator(in_msg); + while (enumerator->enumerate(enumerator, &attr)) + { + type = attr->get_type(attr); + + if (type.vendor_id == PEN_IETF) + { + if (type.type == IETF_ATTR_ATTRIBUTE_REQUEST) + { + ietf_attr_attr_request_t *attr_cast; + pen_type_t *entry; + enumerator_t *e; + + attr_cast = (ietf_attr_attr_request_t*)attr; + + e = attr_cast->create_enumerator(attr_cast); + while (e->enumerate(e, &entry)) + { + if (entry->vendor_id == PEN_PWG) + { + switch (entry->type) + { + case PWG_HCD_ATTRS_NATURAL_LANG: + add_attrs_natural_lang(out_msg, section); + break; + case PWG_HCD_DEFAULT_PWD_ENABLED: + add_default_pwd_enabled(out_msg); + break; + case PWG_HCD_FORWARDING_ENABLED: + add_forwarding_enabled(out_msg); + break; + case PWG_HCD_MACHINE_TYPE_MODEL: + add_machine_type_model(out_msg); + break; + case PWG_HCD_PSTN_FAX_ENABLED: + add_pstn_fax_enabled(out_msg); + break; + case PWG_HCD_TIME_SOURCE: + add_time_source(out_msg); + break; + case PWG_HCD_USER_APP_ENABLED: + add_user_app_enabled(out_msg); + break; + case PWG_HCD_USER_APP_PERSIST_ENABLED: + add_user_app_persist_enabled(out_msg); + break; + case PWG_HCD_VENDOR_NAME: + add_vendor_name(out_msg); + break; + case PWG_HCD_VENDOR_SMI_CODE: + add_vendor_smi_code(out_msg); + break; + case PWG_HCD_CERTIFICATION_STATE: + add_certification_state(out_msg); + break; + case PWG_HCD_CONFIGURATION_STATE: + add_configuration_state(out_msg); + break; + default: + if (pushed_info) + { + continue; + } + } + + /* if not pushed, deliver on request */ + switch (entry->type) + { + case PWG_HCD_FIRMWARE_NAME: + add_quadruple(out_msg, section, &quadruples[0]); + break; + case PWG_HCD_RESIDENT_APP_NAME: + add_quadruple(out_msg, section, &quadruples[1]); + break; + case PWG_HCD_USER_APP_NAME: + add_quadruple(out_msg, section, &quadruples[2]); + break; + default: + break; + } + } + } + e->destroy(e); + } + } + } + enumerator->destroy(enumerator); + + if (fatal_error) + { + result = TNC_RESULT_FATAL; + } + else + { + /* send PA-TNC message with the EXCL flag set */ + result = out_msg->send(out_msg, TRUE); + } + out_msg->destroy(out_msg); + + return result; +} + +/** + * see section 3.8.4 of TCG TNC IF-IMC Specification 1.3 + */ +TNC_Result TNC_IMC_API TNC_IMC_ReceiveMessage(TNC_IMCID imc_id, + TNC_ConnectionID connection_id, + TNC_BufferReference msg, + TNC_UInt32 msg_len, + TNC_MessageType msg_type) +{ + imc_state_t *state; + imc_msg_t *in_msg; + TNC_Result result; + + if (!imc_hcd) + { + DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name); + return TNC_RESULT_NOT_INITIALIZED; + } + if (!imc_hcd->get_state(imc_hcd, connection_id, &state)) + { + return TNC_RESULT_FATAL; + } + in_msg = imc_msg_create_from_data(imc_hcd, state, connection_id, msg_type, + chunk_create(msg, msg_len)); + result = receive_message(state, in_msg); + in_msg->destroy(in_msg); + + return result; +} + +/** + * see section 3.8.6 of TCG TNC IF-IMV Specification 1.3 + */ +TNC_Result TNC_IMC_API TNC_IMC_ReceiveMessageLong(TNC_IMCID imc_id, + TNC_ConnectionID connection_id, + TNC_UInt32 msg_flags, + TNC_BufferReference msg, + TNC_UInt32 msg_len, + TNC_VendorID msg_vid, + TNC_MessageSubtype msg_subtype, + TNC_UInt32 src_imv_id, + TNC_UInt32 dst_imc_id) +{ + imc_state_t *state; + imc_msg_t *in_msg; + TNC_Result result; + + if (!imc_hcd) + { + DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name); + return TNC_RESULT_NOT_INITIALIZED; + } + if (!imc_hcd->get_state(imc_hcd, connection_id, &state)) + { + return TNC_RESULT_FATAL; + } + in_msg = imc_msg_create_from_long_data(imc_hcd, state, connection_id, + src_imv_id, dst_imc_id,msg_vid, msg_subtype, + chunk_create(msg, msg_len)); + result =receive_message(state, in_msg); + in_msg->destroy(in_msg); + + return result; +} + +/** + * see section 3.8.7 of TCG TNC IF-IMC Specification 1.3 + */ +TNC_Result TNC_IMC_API TNC_IMC_BatchEnding(TNC_IMCID imc_id, + TNC_ConnectionID connection_id) +{ + if (!imc_hcd) + { + DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name); + return TNC_RESULT_NOT_INITIALIZED; + } + return TNC_RESULT_SUCCESS; +} + +/** + * see section 3.8.8 of TCG TNC IF-IMC Specification 1.3 + */ +TNC_Result TNC_IMC_API TNC_IMC_Terminate(TNC_IMCID imc_id) +{ + if (!imc_hcd) + { + DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name); + return TNC_RESULT_NOT_INITIALIZED; + } + imc_hcd->destroy(imc_hcd); + imc_hcd = NULL; + + os->destroy(os); + os = NULL; + + return TNC_RESULT_SUCCESS; +} + +/** + * see section 4.2.8.1 of TCG TNC IF-IMC Specification 1.3 + */ +TNC_Result TNC_IMC_API TNC_IMC_ProvideBindFunction(TNC_IMCID imc_id, + TNC_TNCC_BindFunctionPointer bind_function) +{ + if (!imc_hcd) + { + DBG1(DBG_IMC, "IMC \"%s\" has not been initialized", imc_name); + return TNC_RESULT_NOT_INITIALIZED; + } + return imc_hcd->bind_functions(imc_hcd, bind_function); +} |