diff options
Diffstat (limited to 'src/libpts/pts/components')
17 files changed, 0 insertions, 3099 deletions
diff --git a/src/libpts/pts/components/ita/ita_comp_func_name.c b/src/libpts/pts/components/ita/ita_comp_func_name.c deleted file mode 100644 index a593281ba..000000000 --- a/src/libpts/pts/components/ita/ita_comp_func_name.c +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (C) 2011 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 "ita_comp_func_name.h" - -char pts_ita_qualifier_flag_names[] = { 'K', 'S' }; - -ENUM_BEGIN(pts_ita_qualifier_type_names, PTS_ITA_QUALIFIER_TYPE_UNKNOWN, - PTS_ITA_QUALIFIER_TYPE_TNC, - "Unknown", - "Trusted Platform", - "Operating System", - "Graphical User Interface", - "Application", - "Networking", - "Library", - "TNC Defined Component" -); -ENUM_NEXT(pts_ita_qualifier_type_names, PTS_ITA_QUALIFIER_TYPE_ALL, - PTS_ITA_QUALIFIER_TYPE_ALL, - PTS_ITA_QUALIFIER_TYPE_TNC, - "All Matching Components" -); -ENUM_END(pts_ita_qualifier_type_names, PTS_ITA_QUALIFIER_TYPE_ALL); - -ENUM(pts_ita_comp_func_names, PTS_ITA_COMP_FUNC_NAME_IGNORE, - PTS_ITA_COMP_FUNC_NAME_IMA, - "Ignore", - "Trusted GRUB Boot Loader", - "Trusted Boot", - "Linux IMA" -); - diff --git a/src/libpts/pts/components/ita/ita_comp_func_name.h b/src/libpts/pts/components/ita/ita_comp_func_name.h deleted file mode 100644 index eb2f363f3..000000000 --- a/src/libpts/pts/components/ita/ita_comp_func_name.h +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright (C) 2011 Sansar Choinyambuu - * 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. - */ - -/** - * @defgroup pts_ita_comp_func_name pts_ita_comp_func_name - * @{ @ingroup pts - */ - -#ifndef PTS_ITA_COMP_FUNC_NAME_H_ -#define PTS_ITA_COMP_FUNC_NAME_H_ - -typedef enum pts_ita_qualifier_type_t pts_ita_qualifier_type_t; -typedef enum pts_ita_comp_func_name_t pts_ita_comp_func_name_t; - -#include <library.h> - -/** - * PTS Component Functional Name Qualifier Flags for the ITA namespace - */ -#define PTS_ITA_QUALIFIER_FLAG_KERNEL (1<<5) -#define PTS_ITA_QUALIFIER_FLAG_SUB (1<<4) - -extern char pts_ita_qualifier_flag_names[]; - -/** - * Size of the PTS Component Functional Name Qualifier Type field - */ -#define PTS_ITA_QUALIFIER_TYPE_SIZE 4 - -/** - * PTS Component Functional Name Qualifier Types for the ITA namespace - * equal to section 5.2 of PTS Protocol: Binding to TNC IF-M Specification - */ -enum pts_ita_qualifier_type_t { - /** Unknown */ - PTS_ITA_QUALIFIER_TYPE_UNKNOWN = 0x0, - /** Trusted Platform */ - PTS_ITA_QUALIFIER_TYPE_TRUSTED = 0x1, - /** Operating System */ - PTS_ITA_QUALIFIER_TYPE_OS = 0x2, - /** Graphical User Interface */ - PTS_ITA_QUALIFIER_TYPE_GUI = 0x3, - /** Application */ - PTS_ITA_QUALIFIER_TYPE_APP = 0x4, - /** Networking */ - PTS_ITA_QUALIFIER_TYPE_NET = 0x5, - /** Library */ - PTS_ITA_QUALIFIER_TYPE_LIB = 0x6, - /** TNC Defined Component */ - PTS_ITA_QUALIFIER_TYPE_TNC = 0x7, - /** All Matching Components */ - PTS_ITA_QUALIFIER_TYPE_ALL = 0xF, -}; - -extern enum_name_t *pts_ita_qualifier_type_names; - -/** - * PTS Component Functional Name Binary Enumeration for the ITA namespace - */ -enum pts_ita_comp_func_name_t { - /** Ignore */ - PTS_ITA_COMP_FUNC_NAME_IGNORE = 0x0000, - /** Trusted GRUB Boot Loader */ - PTS_ITA_COMP_FUNC_NAME_TGRUB = 0x0001, - /** Trusted Boot */ - PTS_ITA_COMP_FUNC_NAME_TBOOT = 0x0002, - /** Linux Integrity Measurement Architecture */ - PTS_ITA_COMP_FUNC_NAME_IMA = 0x0003, -}; - -extern enum_name_t *pts_ita_comp_func_names; - -#endif /** PTS_ITA_COMP_FUNC_NAME_H_ @}*/ diff --git a/src/libpts/pts/components/ita/ita_comp_ima.c b/src/libpts/pts/components/ita/ita_comp_ima.c deleted file mode 100644 index be8aa40ad..000000000 --- a/src/libpts/pts/components/ita/ita_comp_ima.c +++ /dev/null @@ -1,914 +0,0 @@ -/* - * Copyright (C) 2011-2014 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 "ita_comp_ima.h" -#include "ita_comp_func_name.h" - -#include "libpts.h" -#include "pts/pts_pcr.h" -#include "pts/pts_ima_bios_list.h" -#include "pts/pts_ima_event_list.h" -#include "pts/components/pts_component.h" - -#include <utils/debug.h> -#include <crypto/hashers/hasher.h> -#include <pen/pen.h> - -#define SECURITY_DIR "/sys/kernel/security/" -#define IMA_BIOS_MEASUREMENTS SECURITY_DIR "tpm0/binary_bios_measurements" -#define IMA_RUNTIME_MEASUREMENTS SECURITY_DIR "ima/binary_runtime_measurements" -#define IMA_FILENAME_LEN_MAX 255 - -typedef struct pts_ita_comp_ima_t pts_ita_comp_ima_t; -typedef enum ima_state_t ima_state_t; - -enum ima_state_t { - IMA_STATE_INIT, - IMA_STATE_BIOS, - IMA_STATE_BOOT_AGGREGATE, - IMA_STATE_RUNTIME, - IMA_STATE_END -}; - -/** - * Private data of a pts_ita_comp_ima_t object. - * - */ -struct pts_ita_comp_ima_t { - - /** - * Public pts_component_t interface. - */ - pts_component_t public; - - /** - * Component Functional Name - */ - pts_comp_func_name_t *name; - - /** - * Sub-component depth - */ - uint32_t depth; - - /** - * PTS measurement database - */ - pts_database_t *pts_db; - - /** - * Primary key for AIK database entry - */ - int aik_id; - - /** - * Primary key for IMA BIOS Component Functional Name database entry - */ - int bios_cid; - - /** - * Primary key for IMA Runtime Component Functional Name database entry - */ - int ima_cid; - - /** - * Component is registering IMA BIOS measurements - */ - bool is_bios_registering; - - /** - * Component is registering IMA boot aggregate measurement - */ - bool is_ima_registering; - - /** - * Measurement sequence number - */ - int seq_no; - - /** - * Expected IMA BIOS measurement count - */ - int bios_count; - - /** - * IMA BIOS measurements - */ - pts_ima_bios_list_t *bios_list; - - /** - * IMA runtime file measurements - */ - pts_ima_event_list_t *ima_list; - - /** - * Whether to send pcr_before and pcr_after info - */ - bool pcr_info; - - /** - * Creation time of measurement - */ - time_t creation_time; - - /** - * IMA state machine - */ - ima_state_t state; - - /** - * Total number of component measurements - */ - int count; - - /** - * Number of successful component measurements - */ - int count_ok; - - /** - * Number of unknown component measurements - */ - int count_unknown; - - /** - * Number of differing component measurements - */ - int count_differ; - - /** - * Number of failed component measurements - */ - int count_failed; - - /** - * Reference count - */ - refcount_t ref; - -}; - -/** - * Extend measurement into PCR and create evidence - */ -static pts_comp_evidence_t* extend_pcr(pts_ita_comp_ima_t* this, - uint8_t qualifier, pts_pcr_t *pcrs, - uint32_t pcr, chunk_t measurement) -{ - size_t pcr_len; - pts_pcr_transform_t pcr_transform; - pts_meas_algorithms_t hash_algo; - pts_comp_func_name_t *name; - pts_comp_evidence_t *evidence; - chunk_t pcr_before = chunk_empty, pcr_after = chunk_empty; - - hash_algo = PTS_MEAS_ALGO_SHA1; - pcr_len = HASH_SIZE_SHA1; - pcr_transform = pts_meas_algo_to_pcr_transform(hash_algo, pcr_len); - - if (this->pcr_info) - { - pcr_before = chunk_clone(pcrs->get(pcrs, pcr)); - } - pcr_after = pcrs->extend(pcrs, pcr, measurement); - if (!pcr_after.ptr) - { - free(pcr_before.ptr); - return NULL; - } - name = this->name->clone(this->name); - name->set_qualifier(name, qualifier); - evidence = pts_comp_evidence_create(name, this->depth, pcr, hash_algo, - pcr_transform, this->creation_time, measurement); - if (this->pcr_info) - { - pcr_after =chunk_clone(pcrs->get(pcrs, pcr)); - evidence->set_pcr_info(evidence, pcr_before, pcr_after); - } - return evidence; -} - -/** - * Generate an IMA or IMA-NG hash from an event digest and event name - * - * @param digest event digest - * @param ima_algo hash algorithm string ("sha1:", "sha256:", etc.) - * @param ima_name event name - * @param little_endian endianness of client platform - * @param algo hash algorithm used by TPM - * @param hash_buf hash value to be compared with TPM measurement - */ -static bool ima_hash(chunk_t digest, char *ima_algo, char *ima_name, - bool little_endian, pts_meas_algorithms_t algo, - char *hash_buf) -{ - hash_algorithm_t hash_alg; - hasher_t *hasher; - bool success; - - hash_alg = pts_meas_algo_to_hash(algo); - hasher = lib->crypto->create_hasher(lib->crypto, hash_alg); - if (!hasher) - { - DBG1(DBG_PTS, "%N hasher could not be created", - hash_algorithm_short_names, hash_alg); - return FALSE; - } - - if (ima_algo) - { - uint32_t d_len, n_len; - chunk_t algo_name, event_name, digest_len, name_len; - - /* IMA-NG hash */ - algo_name = chunk_create(ima_algo, strlen(ima_algo) + 1); - event_name = chunk_create(ima_name, strlen(ima_name) + 1); - - d_len = algo_name.len + digest.len; - digest_len = chunk_create((uint8_t*)&d_len, sizeof(d_len)); - /* TODO handle endianness of both client and server platforms */ - - n_len = event_name.len; - name_len = chunk_create((uint8_t*)&n_len, sizeof(n_len)); - /* TODO handle endianness of both client and server platforms */ - - success = hasher->get_hash(hasher, digest_len, NULL) && - hasher->get_hash(hasher, algo_name, NULL) && - hasher->get_hash(hasher, digest, NULL) && - hasher->get_hash(hasher, name_len, NULL) && - hasher->get_hash(hasher, event_name, hash_buf); - } - else - { - u_char filename_buffer[IMA_FILENAME_LEN_MAX + 1]; - chunk_t file_name; - - /* IMA legacy hash */ - memset(filename_buffer, 0, sizeof(filename_buffer)); - strncpy(filename_buffer, ima_name, IMA_FILENAME_LEN_MAX); - file_name = chunk_create (filename_buffer, sizeof(filename_buffer)); - - success = hasher->get_hash(hasher, digest, NULL) && - hasher->get_hash(hasher, file_name, hash_buf); - } - hasher->destroy(hasher); - - return success; -} - -/** - * Compute and check boot aggregate value by hashing PCR0 to PCR7 - */ -static bool check_boot_aggregate(pts_pcr_t *pcrs, chunk_t measurement, - char *algo) -{ - u_char pcr_buffer[HASH_SIZE_SHA1]; - chunk_t boot_aggregate; - hasher_t *hasher; - uint32_t i; - bool success, pcr_ok = TRUE; - - hasher = lib->crypto->create_hasher(lib->crypto, HASH_SHA1); - if (!hasher) - { - DBG1(DBG_PTS, "%N hasher could not be created", - hash_algorithm_short_names, HASH_SHA1); - return FALSE; - } - for (i = 0; i < 8 && pcr_ok; i++) - { - pcr_ok = hasher->get_hash(hasher, pcrs->get(pcrs, i), NULL); - } - if (pcr_ok) - { - pcr_ok = hasher->get_hash(hasher, chunk_empty, pcr_buffer); - } - hasher->destroy(hasher); - - if (pcr_ok) - { - boot_aggregate = chunk_create(pcr_buffer, sizeof(pcr_buffer)); - - /* TODO handle endianness of client platform */ - pcr_ok = ima_hash(boot_aggregate, algo, "boot_aggregate", - TRUE, PTS_MEAS_ALGO_SHA1, pcr_buffer); - } - if (pcr_ok) - { - success = chunk_equals(boot_aggregate, measurement); - DBG1(DBG_PTS, "boot aggregate value is %scorrect", - success ? "":"in"); - return success; - } - else - { - DBG1(DBG_PTS, "failed to compute boot aggregate value"); - return FALSE; - } -} - -METHOD(pts_component_t, get_comp_func_name, pts_comp_func_name_t*, - pts_ita_comp_ima_t *this) -{ - return this->name; -} - -METHOD(pts_component_t, get_evidence_flags, uint8_t, - pts_ita_comp_ima_t *this) -{ - return PTS_REQ_FUNC_COMP_EVID_PCR; -} - -METHOD(pts_component_t, get_depth, uint32_t, - pts_ita_comp_ima_t *this) -{ - return this->depth; -} - -METHOD(pts_component_t, measure, status_t, - pts_ita_comp_ima_t *this, uint8_t qualifier, pts_t *pts, - pts_comp_evidence_t **evidence) -{ - pts_pcr_t *pcrs; - pts_comp_evidence_t *evid = NULL; - size_t algo_len, name_len; - chunk_t measurement; - char *uri, *algo, *name; - uint32_t pcr; - status_t status; - - pcrs = pts->get_pcrs(pts); - - if (qualifier == (PTS_ITA_QUALIFIER_FLAG_KERNEL | - PTS_ITA_QUALIFIER_TYPE_TRUSTED)) - { - switch (this->state) - { - case IMA_STATE_INIT: - this->bios_list = pts_ima_bios_list_create( - IMA_BIOS_MEASUREMENTS); - if (!this->bios_list) - { - return FAILED; - } - this->creation_time = this->bios_list->get_time(this->bios_list); - this->bios_count = this->bios_list->get_count(this->bios_list); - this->state = IMA_STATE_BIOS; - /* fall through to next state */ - case IMA_STATE_BIOS: - status = this->bios_list->get_next(this->bios_list, &pcr, - &measurement); - if (status != SUCCESS) - { - DBG1(DBG_PTS, "could not retrieve bios measurement entry"); - return status; - } - evid = extend_pcr(this, qualifier, pcrs, pcr, measurement); - - this->state = this->bios_list->get_count(this->bios_list) ? - IMA_STATE_BIOS : IMA_STATE_INIT; - break; - default: - return FAILED; - } - } - else if (qualifier == (PTS_ITA_QUALIFIER_FLAG_KERNEL | - PTS_ITA_QUALIFIER_TYPE_OS)) - { - switch (this->state) - { - case IMA_STATE_INIT: - this->ima_list = pts_ima_event_list_create( - IMA_RUNTIME_MEASUREMENTS); - if (!this->ima_list) - { - return FAILED; - } - this->creation_time = this->ima_list->get_time(this->ima_list); - this->count = this->ima_list->get_count(this->ima_list); - this->state = IMA_STATE_BOOT_AGGREGATE; - /* fall through to next state */ - case IMA_STATE_BOOT_AGGREGATE: - case IMA_STATE_RUNTIME: - status = this->ima_list->get_next(this->ima_list, &measurement, - &algo, &name); - if (status != SUCCESS) - { - DBG1(DBG_PTS, "could not retrieve ima measurement entry"); - return status; - } - if (this->state == IMA_STATE_BOOT_AGGREGATE && this->bios_count) - { - if (!check_boot_aggregate(pcrs, measurement, algo)) - { - return FAILED; - } - } - evid = extend_pcr(this, qualifier, pcrs, IMA_PCR, - measurement); - if (evid) - { - if (algo) - { - algo_len = strlen(algo); - name_len = strlen(name); - uri = malloc(algo_len + name_len + 1); - memcpy(uri, algo, algo_len); - strcpy(uri + algo_len, name); - } - else - { - uri = strdup(name); - } - evid->set_validation(evid, PTS_COMP_EVID_VALIDATION_PASSED, - uri); - free(uri); - } - free(name); - free(algo); - - this->state = this->ima_list->get_count(this->ima_list) ? - IMA_STATE_RUNTIME : IMA_STATE_END; - break; - default: - return FAILED; - } - } - else - { - DBG1(DBG_PTS, "unsupported functional component name qualifier"); - return FAILED; - } - - *evidence = evid; - if (!evid) - { - return FAILED; - } - - return (this->state == IMA_STATE_INIT || this->state == IMA_STATE_END) ? - SUCCESS : NEED_MORE; -} - -/** - * Parse a validation URI of the form <hash algorithm>:<event name> - * into its components - */ -static pts_meas_algorithms_t parse_validation_uri(pts_comp_evidence_t *evidence, - char **ima_name, char **ima_algo, char *algo_buf) -{ - pts_meas_algorithms_t hash_algo; - char *uri, *pos, *algo, *name; - - evidence->get_validation(evidence, &uri); - - /* IMA-NG format? */ - pos = strchr(uri, ':'); - if (pos && (pos - uri + 1) < IMA_ALGO_LEN_MAX) - { - memset(algo_buf, '\0', IMA_ALGO_LEN_MAX); - memcpy(algo_buf, uri, pos - uri + 1); - algo = algo_buf; - name = pos + 1; - - if (streq(algo, "sha1:") || streq(algo, ":")) - { - hash_algo = PTS_MEAS_ALGO_SHA1; - } - else if (streq(algo, "sha256:")) - { - hash_algo = PTS_MEAS_ALGO_SHA256; - } - else if (streq(algo, "sha384:")) - { - hash_algo = PTS_MEAS_ALGO_SHA384; - } - else - { - hash_algo = PTS_MEAS_ALGO_NONE; - } - } - else - { - algo = NULL; - name = uri; - hash_algo = PTS_MEAS_ALGO_SHA1; - } - - if (ima_name) - { - *ima_name = name; - } - if (ima_algo) - { - *ima_algo = algo; - } - - return hash_algo; -} - -METHOD(pts_component_t, verify, status_t, - pts_ita_comp_ima_t *this, uint8_t qualifier, pts_t *pts, - pts_comp_evidence_t *evidence) -{ - bool has_pcr_info; - uint32_t pcr; - pts_meas_algorithms_t algo; - pts_pcr_transform_t transform; - pts_pcr_t *pcrs; - time_t creation_time; - chunk_t measurement, pcr_before, pcr_after; - status_t status = NOT_FOUND; - - this->aik_id = pts->get_aik_id(pts); - pcrs = pts->get_pcrs(pts); - measurement = evidence->get_measurement(evidence, &pcr, &algo, &transform, - &creation_time); - - if (qualifier == (PTS_ITA_QUALIFIER_FLAG_KERNEL | - PTS_ITA_QUALIFIER_TYPE_TRUSTED)) - { - switch (this->state) - { - case IMA_STATE_INIT: - this->name->set_qualifier(this->name, qualifier); - status = this->pts_db->get_comp_measurement_count(this->pts_db, - this->name, this->aik_id, algo, - &this->bios_cid, &this->bios_count); - this->name->set_qualifier(this->name, PTS_QUALIFIER_UNKNOWN); - if (status != SUCCESS) - { - return status; - } - - if (this->bios_count) - { - DBG1(DBG_PTS, "checking %d BIOS evidence measurements", - this->bios_count); - } - else - { - DBG1(DBG_PTS, "registering BIOS evidence measurements"); - this->is_bios_registering = TRUE; - } - - this->state = IMA_STATE_BIOS; - /* fall through to next state */ - case IMA_STATE_BIOS: - if (this->is_bios_registering) - { - status = this->pts_db->insert_comp_measurement(this->pts_db, - measurement, this->bios_cid, this->aik_id, - ++this->seq_no, pcr, algo); - if (status != SUCCESS) - { - return status; - } - this->bios_count = this->seq_no + 1; - } - else - { - status = this->pts_db->check_comp_measurement(this->pts_db, - measurement, this->bios_cid, this->aik_id, - ++this->seq_no, pcr, algo); - if (status == FAILED) - { - return status; - } - } - break; - default: - return FAILED; - } - } - else if (qualifier == (PTS_ITA_QUALIFIER_FLAG_KERNEL | - PTS_ITA_QUALIFIER_TYPE_OS)) - { - int ima_count; - char *ima_algo, *ima_name; - char algo_buf[IMA_ALGO_LEN_MAX]; - pts_meas_algorithms_t hash_algo; - - hash_algo = parse_validation_uri(evidence, &ima_name, &ima_algo, - algo_buf); - - switch (this->state) - { - case IMA_STATE_BIOS: - this->state = IMA_STATE_RUNTIME; - - if (!streq(ima_name, "boot_aggregate")) - { - DBG1(DBG_PTS, "ima: name must be 'boot_aggregate' " - "but is '%s'", ima_name); - return FAILED; - } - if (hash_algo != PTS_MEAS_ALGO_SHA1) - { - DBG1(DBG_PTS, "ima: boot_aggregate algorithm must be %N " - "but is %N", - pts_meas_algorithm_names, PTS_MEAS_ALGO_SHA1, - pts_meas_algorithm_names, hash_algo); - return FAILED; - } - if (!check_boot_aggregate(pcrs, measurement, ima_algo)) - { - return FAILED; - } - this->state = IMA_STATE_INIT; - /* fall through to next state */ - case IMA_STATE_INIT: - this->name->set_qualifier(this->name, qualifier); - status = this->pts_db->get_comp_measurement_count(this->pts_db, - this->name, this->aik_id, algo, - &this->ima_cid, &ima_count); - this->name->set_qualifier(this->name, PTS_QUALIFIER_UNKNOWN); - if (status != SUCCESS) - { - return status; - } - - if (ima_count) - { - DBG1(DBG_PTS, "checking boot aggregate evidence " - "measurement"); - status = this->pts_db->check_comp_measurement(this->pts_db, - measurement, this->ima_cid, - this->aik_id, 1, pcr, algo); - } - else - { - DBG1(DBG_PTS, "registering boot aggregate evidence " - "measurement"); - this->is_ima_registering = TRUE; - status = this->pts_db->insert_comp_measurement(this->pts_db, - measurement, this->ima_cid, - this->aik_id, 1, pcr, algo); - } - this->state = IMA_STATE_RUNTIME; - - if (status != SUCCESS) - { - return status; - } - break; - case IMA_STATE_RUNTIME: - { - uint8_t hash_buf[HASH_SIZE_SHA512]; - chunk_t digest, hash; - enumerator_t *e; - - this->count++; - if (evidence->get_validation(evidence, NULL) != - PTS_COMP_EVID_VALIDATION_PASSED) - { - DBG1(DBG_PTS, "evidence validation failed"); - this->count_failed++; - return FAILED; - } - hash = chunk_create(hash_buf, pts_meas_algo_hash_size(algo)); - - e = this->pts_db->create_file_meas_enumerator(this->pts_db, - pts->get_platform_id(pts), - hash_algo, ima_name); - if (e) - { - while (e->enumerate(e, &digest)) - { - if (!ima_hash(digest, ima_algo, ima_name, - FALSE, algo, hash_buf)) - { - status = FAILED; - break; - } - if (chunk_equals(measurement, hash)) - { - status = SUCCESS; - break; - } - else - { - status = VERIFY_ERROR; - } - } - e->destroy(e); - } - else - { - status = FAILED; - } - - switch (status) - { - case SUCCESS: - DBG3(DBG_PTS, "%#B for '%s' is ok", - &measurement, ima_name); - this->count_ok++; - break; - case NOT_FOUND: - DBG2(DBG_PTS, "%#B for '%s' not found", - &measurement, ima_name); - this->count_unknown++; - break; - case VERIFY_ERROR: - DBG1(DBG_PTS, "%#B for '%s' differs", - &measurement, ima_name); - this->count_differ++; - break; - case FAILED: - default: - DBG1(DBG_PTS, "%#B for '%s' failed", - &measurement, ima_name); - this->count_failed++; - } - break; - } - default: - return FAILED; - } - } - else - { - DBG1(DBG_PTS, "unsupported functional component name qualifier"); - return FAILED; - } - - has_pcr_info = evidence->get_pcr_info(evidence, &pcr_before, &pcr_after); - if (has_pcr_info) - { - if (!chunk_equals(pcr_before, pcrs->get(pcrs, pcr))) - { - DBG1(DBG_PTS, "PCR %2u: pcr_before is not equal to register value", - pcr); - } - if (pcrs->set(pcrs, pcr, pcr_after)) - { - return status; - } - } - else - { - pcr_after = pcrs->extend(pcrs, pcr, measurement); - if (pcr_after.ptr) - { - return status; - } - } - return FAILED; -} - -METHOD(pts_component_t, finalize, bool, - pts_ita_comp_ima_t *this, uint8_t qualifier, bio_writer_t *result) -{ - char result_buf[BUF_LEN]; - char *pos = result_buf; - size_t len = BUF_LEN; - int written; - bool success = TRUE; - - this->name->set_qualifier(this->name, qualifier); - - if (qualifier == (PTS_ITA_QUALIFIER_FLAG_KERNEL | - PTS_ITA_QUALIFIER_TYPE_TRUSTED)) - { - /* finalize BIOS measurements */ - if (this->is_bios_registering) - { - /* close registration */ - this->is_bios_registering = FALSE; - - snprintf(pos, len, "registered %d BIOS evidence measurements", - this->seq_no); - } - else if (this->seq_no < this->bios_count) - { - snprintf(pos, len, "%d of %d BIOS evidence measurements missing", - this->bios_count - this->seq_no, this->bios_count); - success = FALSE; - } - else - { - snprintf(pos, len, "%d BIOS evidence measurements are ok", - this->bios_count); - } - } - else if (qualifier == (PTS_ITA_QUALIFIER_FLAG_KERNEL | - PTS_ITA_QUALIFIER_TYPE_OS)) - { - /* finalize IMA file measurements */ - if (this->is_ima_registering) - { - /* close registration */ - this->is_ima_registering = FALSE; - - written = snprintf(pos, len, "registered IMA boot aggregate " - "evidence measurement; "); - pos += written; - len -= written; - } - if (this->count) - { - snprintf(pos, len, "processed %d IMA file evidence measurements: " - "%d ok, %d unknown, %d differ, %d failed", - this->count, this->count_ok, this->count_unknown, - this->count_differ, this->count_failed); - } - else - { - snprintf(pos, len, "no IMA file evidence measurements"); - success = FALSE; - } - } - else - { - snprintf(pos, len, "unsupported functional component name qualifier"); - success = FALSE; - } - this->name->set_qualifier(this->name, PTS_QUALIFIER_UNKNOWN); - - DBG1(DBG_PTS, "%s", result_buf); - result->write_data(result, chunk_from_str(result_buf)); - - return success; -} - -METHOD(pts_component_t, get_ref, pts_component_t*, - pts_ita_comp_ima_t *this) -{ - ref_get(&this->ref); - return &this->public; -} - -METHOD(pts_component_t, destroy, void, - pts_ita_comp_ima_t *this) -{ - int count; - - if (ref_put(&this->ref)) - { - - if (this->is_bios_registering) - { - count = this->pts_db->delete_comp_measurements(this->pts_db, - this->bios_cid, this->aik_id); - DBG1(DBG_PTS, "deleted %d registered BIOS evidence measurements", - count); - } - if (this->is_ima_registering) - { - count = this->pts_db->delete_comp_measurements(this->pts_db, - this->ima_cid, this->aik_id); - DBG1(DBG_PTS, "deleted registered boot aggregate evidence " - "measurement"); - } - DESTROY_IF(this->bios_list); - DESTROY_IF(this->ima_list); - this->name->destroy(this->name); - - free(this); - } -} - -/** - * See header - */ -pts_component_t *pts_ita_comp_ima_create(uint32_t depth, - pts_database_t *pts_db) -{ - pts_ita_comp_ima_t *this; - - INIT(this, - .public = { - .get_comp_func_name = _get_comp_func_name, - .get_evidence_flags = _get_evidence_flags, - .get_depth = _get_depth, - .measure = _measure, - .verify = _verify, - .finalize = _finalize, - .get_ref = _get_ref, - .destroy = _destroy, - }, - .name = pts_comp_func_name_create(PEN_ITA, PTS_ITA_COMP_FUNC_NAME_IMA, - PTS_QUALIFIER_UNKNOWN), - .depth = depth, - .pts_db = pts_db, - .pcr_info = lib->settings->get_bool(lib->settings, - "%s.plugins.imc-attestation.pcr_info", FALSE, lib->ns), - .ref = 1, - ); - - return &this->public; -} - diff --git a/src/libpts/pts/components/ita/ita_comp_ima.h b/src/libpts/pts/components/ita/ita_comp_ima.h deleted file mode 100644 index 546d0a4b2..000000000 --- a/src/libpts/pts/components/ita/ita_comp_ima.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Copyright (C) 2011-2012 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. - */ - -/** - * @defgroup pts_ita_comp_func_name pts_ita_comp_func_name - * @{ @ingroup pts - */ - -#ifndef PTS_ITA_COMP_IMA_H_ -#define PTS_ITA_COMP_IMA_H_ - -#include "pts/components/pts_component.h" - -/** - * Create a PTS ITS Functional Component object - * - * @param depth Sub-component depth - * @param pts_db PTS measurement database - */ -pts_component_t* pts_ita_comp_ima_create(u_int32_t depth, - pts_database_t *pts_db); - -#endif /** PTS_ITA_COMP_IMA_H_ @}*/ diff --git a/src/libpts/pts/components/ita/ita_comp_tboot.c b/src/libpts/pts/components/ita/ita_comp_tboot.c deleted file mode 100644 index 67be1ca3a..000000000 --- a/src/libpts/pts/components/ita/ita_comp_tboot.c +++ /dev/null @@ -1,361 +0,0 @@ -/* - * Copyright (C) 2011-2014 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 "ita_comp_tboot.h" -#include "ita_comp_func_name.h" - -#include "libpts.h" -#include "pts/components/pts_component.h" - -#include <utils/debug.h> -#include <pen/pen.h> - -typedef struct pts_ita_comp_tboot_t pts_ita_comp_tboot_t; - -/** - * Private data of a pts_ita_comp_tboot_t object. - * - */ -struct pts_ita_comp_tboot_t { - - /** - * Public pts_component_t interface. - */ - pts_component_t public; - - /** - * Component Functional Name - */ - pts_comp_func_name_t *name; - - /** - * Sub-component depth - */ - u_int32_t depth; - - /** - * PTS measurement database - */ - pts_database_t *pts_db; - - /** - * Primary key for AIK database entry - */ - int aik_id; - - /** - * Primary key for Component Functional Name database entry - */ - int cid; - - /** - * Primary key for AIK database entry - */ - int kid; - - /** - * Component is registering measurements - */ - bool is_registering; - - /** - * Time of TBOOT measurement - */ - time_t measurement_time; - - /** - * Expected measurement count - */ - int count; - - /** - * Measurement sequence number - */ - int seq_no; - - /** - * Reference count - */ - refcount_t ref; - -}; - -METHOD(pts_component_t, get_comp_func_name, pts_comp_func_name_t*, - pts_ita_comp_tboot_t *this) -{ - return this->name; -} - -METHOD(pts_component_t, get_evidence_flags, u_int8_t, - pts_ita_comp_tboot_t *this) -{ - return PTS_REQ_FUNC_COMP_EVID_PCR; -} - -METHOD(pts_component_t, get_depth, u_int32_t, - pts_ita_comp_tboot_t *this) -{ - return this->depth; -} - -METHOD(pts_component_t, measure, status_t, - pts_ita_comp_tboot_t *this, u_int8_t qualifier, pts_t *pts, - pts_comp_evidence_t **evidence) - -{ - size_t pcr_len; - pts_pcr_t *pcrs; - pts_pcr_transform_t pcr_transform; - pts_meas_algorithms_t hash_algo; - pts_comp_evidence_t *evid; - char *meas_hex, *pcr_before_hex, *pcr_after_hex; - chunk_t measurement, pcr_before, pcr_after; - u_int32_t extended_pcr; - - switch (this->seq_no++) - { - case 0: - /* dummy data since currently the TBOOT log is not retrieved */ - time(&this->measurement_time); - meas_hex = lib->settings->get_str(lib->settings, - "%s.plugins.imc-attestation.pcr17_meas", NULL, lib->ns); - pcr_before_hex = lib->settings->get_str(lib->settings, - "%s.plugins.imc-attestation.pcr17_before", NULL, lib->ns); - pcr_after_hex = lib->settings->get_str(lib->settings, - "%s.plugins.imc-attestation.pcr17_after", NULL, lib->ns); - extended_pcr = PCR_TBOOT_POLICY; - break; - case 1: - /* dummy data since currently the TBOOT log is not retrieved */ - meas_hex = lib->settings->get_str(lib->settings, - "%s.plugins.imc-attestation.pcr18_meas", NULL, lib->ns); - pcr_before_hex = lib->settings->get_str(lib->settings, - "%s.plugins.imc-attestation.pcr18_before", NULL, lib->ns); - pcr_after_hex = lib->settings->get_str(lib->settings, - "%s.plugins.imc-attestation.pcr18_after", NULL, lib->ns); - extended_pcr = PCR_TBOOT_MLE; - break; - default: - return FAILED; - } - - if (meas_hex == NULL || pcr_before_hex == NULL || pcr_after_hex == NULL) - { - return FAILED; - } - - hash_algo = PTS_MEAS_ALGO_SHA1; - pcr_len = HASH_SIZE_SHA1; - pcr_transform = pts_meas_algo_to_pcr_transform(hash_algo, pcr_len); - - /* get and check the measurement data */ - measurement = chunk_from_hex( - chunk_create(meas_hex, strlen(meas_hex)), NULL); - pcr_before = chunk_from_hex( - chunk_create(pcr_before_hex, strlen(pcr_before_hex)), NULL); - pcr_after = chunk_from_hex( - chunk_create(pcr_after_hex, strlen(pcr_after_hex)), NULL); - if (pcr_before.len != pcr_len || pcr_after.len != pcr_len || - measurement.len != pcr_len) - { - DBG1(DBG_PTS, "TBOOT measurement or PCR data have the wrong size"); - free(measurement.ptr); - free(pcr_before.ptr); - free(pcr_after.ptr); - return FAILED; - } - - pcrs = pts->get_pcrs(pts); - pcrs->set(pcrs, extended_pcr, pcr_after); - evid = *evidence = pts_comp_evidence_create(this->name->clone(this->name), - this->depth, extended_pcr, hash_algo, pcr_transform, - this->measurement_time, measurement); - evid->set_pcr_info(evid, pcr_before, pcr_after); - - return (this->seq_no < 2) ? NEED_MORE : SUCCESS; -} - -METHOD(pts_component_t, verify, status_t, - pts_ita_comp_tboot_t *this, u_int8_t qualifier,pts_t *pts, - pts_comp_evidence_t *evidence) -{ - bool has_pcr_info; - u_int32_t extended_pcr, vid, name; - enum_name_t *names; - pts_meas_algorithms_t algo; - pts_pcr_transform_t transform; - pts_pcr_t *pcrs; - time_t measurement_time; - chunk_t measurement, pcr_before, pcr_after; - status_t status; - - this->aik_id = pts->get_aik_id(pts); - pcrs = pts->get_pcrs(pts); - measurement = evidence->get_measurement(evidence, &extended_pcr, - &algo, &transform, &measurement_time); - - status = this->pts_db->get_comp_measurement_count(this->pts_db, - this->name, this->aik_id, algo, - &this->cid, &this->count); - if (status != SUCCESS) - { - return status; - } - vid = this->name->get_vendor_id(this->name); - name = this->name->get_name(this->name); - names = pts_components->get_comp_func_names(pts_components, vid); - - if (this->count) - { - DBG1(DBG_PTS, "checking %d %N '%N' functional component evidence " - "measurements", this->count, pen_names, vid, names, name); - } - else - { - DBG1(DBG_PTS, "registering %N '%N' functional component evidence " - "measurements", pen_names, vid, names, name); - this->is_registering = TRUE; - } - - if (this->is_registering) - { - status = this->pts_db->insert_comp_measurement(this->pts_db, - measurement, this->cid, this->aik_id, - ++this->seq_no, extended_pcr, algo); - if (status != SUCCESS) - { - return status; - } - this->count = this->seq_no + 1; - } - else - { - status = this->pts_db->check_comp_measurement(this->pts_db, - measurement, this->cid, this->kid, - ++this->seq_no, extended_pcr, algo); - if (status != SUCCESS) - { - return status; - } - } - - has_pcr_info = evidence->get_pcr_info(evidence, &pcr_before, &pcr_after); - if (has_pcr_info) - { - if (!chunk_equals(pcr_before, pcrs->get(pcrs, extended_pcr))) - { - DBG1(DBG_PTS, "PCR %2u: pcr_before is not equal to register value", - extended_pcr); - } - if (pcrs->set(pcrs, extended_pcr, pcr_after)) - { - return SUCCESS; - } - } - - return SUCCESS; -} - -METHOD(pts_component_t, finalize, bool, - pts_ita_comp_tboot_t *this, u_int8_t qualifier, bio_writer_t *result) -{ - char result_buf[BUF_LEN]; - - if (this->is_registering) - { - /* close registration */ - this->is_registering = FALSE; - - snprintf(result_buf, BUF_LEN, "registered %d evidence measurements", - this->seq_no); - } - else if (this->seq_no < this->count) - { - snprintf(result_buf, BUF_LEN, "%d of %d evidence measurements " - "missing", this->count - this->seq_no, this->count); - return FALSE; - } - else - { - snprintf(result_buf, BUF_LEN, "%d evidence measurements are ok", - this->count); - } - DBG1(DBG_PTS, "%s", result_buf); - result->write_data(result, chunk_from_str(result_buf)); - - return TRUE; -} - -METHOD(pts_component_t, get_ref, pts_component_t*, - pts_ita_comp_tboot_t *this) -{ - ref_get(&this->ref); - return &this->public; -} - -METHOD(pts_component_t, destroy, void, - pts_ita_comp_tboot_t *this) -{ - int count; - u_int32_t vid, name; - enum_name_t *names; - - if (ref_put(&this->ref)) - { - if (this->is_registering) - { - count = this->pts_db->delete_comp_measurements(this->pts_db, - this->cid, this->aik_id); - vid = this->name->get_vendor_id(this->name); - name = this->name->get_name(this->name); - names = pts_components->get_comp_func_names(pts_components, vid); - DBG1(DBG_PTS, "deleted %d registered %N '%N' functional component " - "evidence measurements", count, pen_names, vid, names, name); - } - this->name->destroy(this->name); - free(this); - } -} - -/** - * See header - */ -pts_component_t *pts_ita_comp_tboot_create(u_int32_t depth, - pts_database_t *pts_db) -{ - pts_ita_comp_tboot_t *this; - - INIT(this, - .public = { - .get_comp_func_name = _get_comp_func_name, - .get_evidence_flags = _get_evidence_flags, - .get_depth = _get_depth, - .measure = _measure, - .verify = _verify, - .finalize = _finalize, - .get_ref = _get_ref, - .destroy = _destroy, - }, - .name = pts_comp_func_name_create(PEN_ITA, PTS_ITA_COMP_FUNC_NAME_TBOOT, - PTS_ITA_QUALIFIER_FLAG_KERNEL | - PTS_ITA_QUALIFIER_TYPE_TRUSTED), - .depth = depth, - .pts_db = pts_db, - .ref = 1, - ); - - return &this->public; -} - diff --git a/src/libpts/pts/components/ita/ita_comp_tboot.h b/src/libpts/pts/components/ita/ita_comp_tboot.h deleted file mode 100644 index 1e1a14831..000000000 --- a/src/libpts/pts/components/ita/ita_comp_tboot.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Copyright (C) 2011-2012 Sansar Choinyambuu, 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. - */ - -/** - * @defgroup pts_ita_comp_func_name pts_ita_comp_func_name - * @{ @ingroup pts - */ - -#ifndef PTS_ITA_COMP_TBOOT_H_ -#define PTS_ITA_COMP_TBOOT_H_ - -#include "pts/components/pts_component.h" - -/** - * Create a PTS ITS Functional Component object - * - * @param depth Sub-component depth - * @param pts_db PTS measurement database - */ -pts_component_t* pts_ita_comp_tboot_create(u_int32_t depth, - pts_database_t *pts_db); - -#endif /** PTS_ITA_COMP_TBOOT_H_ @}*/ diff --git a/src/libpts/pts/components/ita/ita_comp_tgrub.c b/src/libpts/pts/components/ita/ita_comp_tgrub.c deleted file mode 100644 index 097e4c89c..000000000 --- a/src/libpts/pts/components/ita/ita_comp_tgrub.c +++ /dev/null @@ -1,208 +0,0 @@ -/* - * Copyright (C) 2011-2012 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 "ita_comp_tgrub.h" -#include "ita_comp_func_name.h" - -#include "pts/components/pts_component.h" - -#include <utils/debug.h> -#include <pen/pen.h> - -typedef struct pts_ita_comp_tgrub_t pts_ita_comp_tgrub_t; - -/** - * Private data of a pts_ita_comp_tgrub_t object. - * - */ -struct pts_ita_comp_tgrub_t { - - /** - * Public pts_component_t interface. - */ - pts_component_t public; - - /** - * Component Functional Name - */ - pts_comp_func_name_t *name; - - /** - * Sub-component depth - */ - u_int32_t depth; - - /** - * PTS measurement database - */ - pts_database_t *pts_db; - - /** - * Reference count - */ - refcount_t ref; - -}; - -METHOD(pts_component_t, get_comp_func_name, pts_comp_func_name_t*, - pts_ita_comp_tgrub_t *this) -{ - return this->name; -} - -METHOD(pts_component_t, get_evidence_flags, u_int8_t, - pts_ita_comp_tgrub_t *this) -{ - return PTS_REQ_FUNC_COMP_EVID_PCR; -} - -METHOD(pts_component_t, get_depth, u_int32_t, - pts_ita_comp_tgrub_t *this) -{ - return this->depth; -} - -METHOD(pts_component_t, measure, status_t, - pts_ita_comp_tgrub_t *this, u_int8_t qualifier, pts_t *pts, - pts_comp_evidence_t **evidence) -{ - size_t pcr_len; - pts_pcr_transform_t pcr_transform; - pts_meas_algorithms_t hash_algo; - pts_comp_evidence_t *evid; - u_int32_t extended_pcr; - time_t measurement_time; - chunk_t measurement, pcr_before, pcr_after; - - /* Provisional implementation for TGRUB */ - extended_pcr = PCR_DEBUG; - time(&measurement_time); - - if (!pts->read_pcr(pts, extended_pcr, &pcr_after)) - { - DBG1(DBG_PTS, "error occurred while reading PCR: %d", extended_pcr); - return FAILED; - } - - hash_algo = PTS_MEAS_ALGO_SHA1; - pcr_len = HASH_SIZE_SHA1; - pcr_transform = pts_meas_algo_to_pcr_transform(hash_algo, pcr_len); - - measurement = chunk_alloc(pcr_len); - memset(measurement.ptr, 0x00, measurement.len); - - pcr_before = chunk_alloc(pcr_len); - memset(pcr_before.ptr, 0x00, pcr_before.len); - - evid = *evidence = pts_comp_evidence_create(this->name->clone(this->name), - this->depth, extended_pcr, - hash_algo, pcr_transform, - measurement_time, measurement); - evid->set_pcr_info(evid, pcr_before, pcr_after); - - return SUCCESS; -} - -METHOD(pts_component_t, verify, status_t, - pts_ita_comp_tgrub_t *this, u_int8_t qualifier, pts_t *pts, - pts_comp_evidence_t *evidence) -{ - bool has_pcr_info; - u_int32_t extended_pcr; - pts_meas_algorithms_t algo; - pts_pcr_transform_t transform; - pts_pcr_t *pcrs; - time_t measurement_time; - chunk_t pcr_before, pcr_after; - chunk_t measurement __attribute__((unused)); - - pcrs = pts->get_pcrs(pts); - measurement = evidence->get_measurement(evidence, &extended_pcr, - &algo, &transform, &measurement_time); - if (extended_pcr != PCR_DEBUG) - { - return FAILED; - } - - /* TODO check measurement in database */ - - has_pcr_info = evidence->get_pcr_info(evidence, &pcr_before, &pcr_after); - if (has_pcr_info) - { - if (!chunk_equals(pcr_before, pcrs->get(pcrs, extended_pcr))) - { - DBG1(DBG_PTS, "PCR %2u: pcr_before is not equal to pcr value"); - } - if (pcrs->set(pcrs, extended_pcr, pcr_after)) - { - return SUCCESS; - } - } - - return SUCCESS; -} - -METHOD(pts_component_t, finalize, bool, - pts_ita_comp_tgrub_t *this, u_int8_t qualifier, bio_writer_t *result) -{ - return FALSE; -} - -METHOD(pts_component_t, get_ref, pts_component_t*, - pts_ita_comp_tgrub_t *this) -{ - ref_get(&this->ref); - return &this->public; -} - -METHOD(pts_component_t, destroy, void, - pts_ita_comp_tgrub_t *this) -{ - if (ref_put(&this->ref)) - { - this->name->destroy(this->name); - free(this); - } -} - -/** - * See header - */ -pts_component_t *pts_ita_comp_tgrub_create(u_int32_t depth, - pts_database_t *pts_db) -{ - pts_ita_comp_tgrub_t *this; - - INIT(this, - .public = { - .get_comp_func_name = _get_comp_func_name, - .get_evidence_flags = _get_evidence_flags, - .get_depth = _get_depth, - .measure = _measure, - .verify = _verify, - .finalize = _finalize, - .get_ref = _get_ref, - .destroy = _destroy, - }, - .name = pts_comp_func_name_create(PEN_ITA, PTS_ITA_COMP_FUNC_NAME_TGRUB, - PTS_ITA_QUALIFIER_FLAG_KERNEL | - PTS_ITA_QUALIFIER_TYPE_TRUSTED), - .depth = depth, - .pts_db = pts_db, - .ref = 1, - ); - - return &this->public; -} diff --git a/src/libpts/pts/components/ita/ita_comp_tgrub.h b/src/libpts/pts/components/ita/ita_comp_tgrub.h deleted file mode 100644 index 59913c82d..000000000 --- a/src/libpts/pts/components/ita/ita_comp_tgrub.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Copyright (C) 2011-2012 Sansar Choinyambuu, 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. - */ - -/** - * @defgroup pts_ita_comp_func_name pts_ita_comp_func_name - * @{ @ingroup pts - */ - -#ifndef PTS_ITA_COMP_TGRUB_H_ -#define PTS_ITA_COMP_TGRUB_H_ - -#include "pts/components/pts_component.h" - -/** - * Create a PTS ITS Functional Component object - * - * @param depth Sub-component depth - * @param pts_db PTS measurement database - */ -pts_component_t* pts_ita_comp_tgrub_create(u_int32_t depth, - pts_database_t *pts_db); - -#endif /** PTS_ITA_COMP_TGRUB_H_ @}*/ diff --git a/src/libpts/pts/components/pts_comp_evidence.c b/src/libpts/pts/components/pts_comp_evidence.c deleted file mode 100644 index 08c3d5e9a..000000000 --- a/src/libpts/pts/components/pts_comp_evidence.c +++ /dev/null @@ -1,255 +0,0 @@ -/* - * Copyright (C) 2011 Sansar Choinyambuu, 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 "pts/components/pts_comp_evidence.h" - -#include <utils/debug.h> - -typedef struct private_pts_comp_evidence_t private_pts_comp_evidence_t; - -/** - * Private data of a pts_comp_evidence_t object. - */ -struct private_pts_comp_evidence_t { - - /** - * Public pts_comp_evidence_t interface. - */ - pts_comp_evidence_t public; - - /** - * Component Functional Name - */ - pts_comp_func_name_t *name; - - /** - * Sub-Component Depth - */ - u_int32_t depth; - - /** - * Measurement Time - */ - time_t measurement_time; - - /** - * Measurement Time - */ - chunk_t measurement; - - /** - * Measurement Hash Algorithm - */ - pts_meas_algorithms_t hash_algorithm; - - /** - * Is PCR Information included? - */ - bool has_pcr_info; - - /** - * PCR the measurement was extended into - */ - u_int32_t extended_pcr; - - /** - * PCR value before extension - */ - chunk_t pcr_before; - - /** - * PCR value after extension - */ - chunk_t pcr_after; - - /** - * Transformation used for extending measurement into PCR - */ - pts_pcr_transform_t transform; - - /** - * Component Validation Result - */ - pts_comp_evid_validation_t validation; - - /** - * Verification Policy URI - */ - char *policy_uri; - -}; - -METHOD(pts_comp_evidence_t, get_comp_func_name, pts_comp_func_name_t*, - private_pts_comp_evidence_t *this, u_int32_t *depth) -{ - if (depth) - { - *depth = this->depth; - } - return this->name; -} - -METHOD(pts_comp_evidence_t, get_extended_pcr, u_int32_t, - private_pts_comp_evidence_t *this) -{ - return this->extended_pcr; -} - -METHOD(pts_comp_evidence_t, get_measurement, chunk_t, - private_pts_comp_evidence_t *this, u_int32_t *extended_pcr, - pts_meas_algorithms_t *algo, pts_pcr_transform_t *transform, - time_t *measurement_time) -{ - if (extended_pcr) - { - *extended_pcr = this->extended_pcr; - } - if (algo) - { - *algo = this->hash_algorithm; - } - if (transform) - { - *transform = this->transform; - } - if (measurement_time) - { - *measurement_time = this->measurement_time; - } - return this->measurement; -} - -METHOD(pts_comp_evidence_t, get_pcr_info, bool, - private_pts_comp_evidence_t *this, chunk_t *pcr_before, chunk_t *pcr_after) -{ - if (pcr_before) - { - *pcr_before = this->pcr_before; - } - if (pcr_after) - { - *pcr_after = this->pcr_after; - } - return this->has_pcr_info; -} - -METHOD(pts_comp_evidence_t, set_pcr_info, void, - private_pts_comp_evidence_t *this, chunk_t pcr_before, chunk_t pcr_after) -{ - this->has_pcr_info = TRUE; - this->pcr_before = pcr_before; - this->pcr_after = pcr_after; - - DBG3(DBG_PTS, "PCR %2d before value : %#B", this->extended_pcr, &pcr_before); - DBG3(DBG_PTS, "PCR %2d after value : %#B", this->extended_pcr, &pcr_after); -} - -METHOD(pts_comp_evidence_t, get_validation, pts_comp_evid_validation_t, - private_pts_comp_evidence_t *this, char **uri) -{ - if (uri) - { - *uri = this->policy_uri; - } - return this->validation; -} - -METHOD(pts_comp_evidence_t, set_validation, void, - private_pts_comp_evidence_t *this, pts_comp_evid_validation_t validation, - char *uri) -{ - this->validation = validation; - if (uri) - { - this->policy_uri = strdup(uri); - DBG3(DBG_PTS, "'%s'", uri); - } -} - -METHOD(pts_comp_evidence_t, destroy, void, - private_pts_comp_evidence_t *this) -{ - this->name->destroy(this->name); - free(this->measurement.ptr); - free(this->pcr_before.ptr); - free(this->pcr_after.ptr); - free(this->policy_uri); - free(this); -} - -/** - * See header - */ -pts_comp_evidence_t *pts_comp_evidence_create(pts_comp_func_name_t *name, - u_int32_t depth, - u_int32_t extended_pcr, - pts_meas_algorithms_t algo, - pts_pcr_transform_t transform, - time_t measurement_time, - chunk_t measurement) -{ - private_pts_comp_evidence_t *this; - - INIT(this, - .public = { - .get_comp_func_name = _get_comp_func_name, - .get_extended_pcr = _get_extended_pcr, - .get_measurement = _get_measurement, - .get_pcr_info = _get_pcr_info, - .set_pcr_info = _set_pcr_info, - .get_validation = _get_validation, - .set_validation = _set_validation, - .destroy = _destroy, - }, - .name = name, - .depth = depth, - .extended_pcr = extended_pcr, - .hash_algorithm = algo, - .transform = transform, - .measurement_time = measurement_time, - .measurement = measurement, - ); - - name->log(name, ""); - DBG3(DBG_PTS, "measurement time: %T", &measurement_time, FALSE); - DBG3(DBG_PTS, "PCR %2d extended with: %#B", extended_pcr, &measurement); - - return &this->public; -} - -/** - * See header - */ -pts_pcr_transform_t pts_meas_algo_to_pcr_transform(pts_meas_algorithms_t algo, - size_t pcr_len) -{ - size_t hash_size; - - hash_size = pts_meas_algo_hash_size(algo); - if (hash_size == 0) - { - return PTS_PCR_TRANSFORM_NO; - } - if (hash_size == pcr_len) - { - return PTS_PCR_TRANSFORM_MATCH; - } - if (hash_size > pcr_len) - { - return PTS_PCR_TRANSFORM_LONG; - } - return PTS_PCR_TRANSFORM_SHORT; -} - diff --git a/src/libpts/pts/components/pts_comp_evidence.h b/src/libpts/pts/components/pts_comp_evidence.h deleted file mode 100644 index 55776ce8b..000000000 --- a/src/libpts/pts/components/pts_comp_evidence.h +++ /dev/null @@ -1,170 +0,0 @@ -/* - * Copyright (C) 2011 Sansar Choinyambuu, 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. - */ - -/** - * @defgroup pts_comp_evidence pts_comp_evidence - * @{ @ingroup pts - */ - -#ifndef PTS_COMP_EVIDENCE_H_ -#define PTS_COMP_EVIDENCE_H_ - -typedef struct pts_comp_evidence_t pts_comp_evidence_t; -typedef enum pts_pcr_transform_t pts_pcr_transform_t; -typedef enum pts_comp_evid_validation_t pts_comp_evid_validation_t; - -#include "pts/pts_meas_algo.h" -#include "pts/components/pts_comp_func_name.h" - -#include <library.h> - -/** - * PTS PCR Transformations - */ -enum pts_pcr_transform_t { - /** No Transformation */ - PTS_PCR_TRANSFORM_NO = 0, - /** Hash Value matched PCR size */ - PTS_PCR_TRANSFORM_MATCH = 1, - /** Hash value shorter than PCR size */ - PTS_PCR_TRANSFORM_SHORT = 2, - /** Hash value longer than PCR size */ - PTS_PCR_TRANSFORM_LONG = 3, -}; - -/** - * PTS Component Evidence Validation Result Flags - */ -enum pts_comp_evid_validation_t { - /** No Validation was attempted */ - PTS_COMP_EVID_VALIDATION_NONE = 0x00, - /** Attempted validation, unable to verify */ - PTS_COMP_EVID_VALIDATION_UNABLE = 0x20, - /** Attempted validation, verification failed */ - PTS_COMP_EVID_VALIDATION_FAILED = 0x40, - /** Attempted validation, verification passed */ - PTS_COMP_EVID_VALIDATION_PASSED = 0x60, -}; - -/** - * PTS Functional Component Interface - */ -struct pts_comp_evidence_t { - - /** - * Gets the Component Functional Name and Sub-Component Depth - * - * @param depth Sub-Component Depth - * @result Component Functional Name - */ - pts_comp_func_name_t* (*get_comp_func_name)(pts_comp_evidence_t *this, - u_int32_t *depth); - - /** - * Gets the PCR the measurement was extended into - * - * @result PCR the measurement was extended into - */ - u_int32_t (*get_extended_pcr)(pts_comp_evidence_t *this); - - /** - * Gets the measurement and the algorithms used - * - * @param extended_pcr PCR the measurement was extended into - * @param algo Measurement hash algorithm - * @param transform Transformation used for PCR extension - * @param measurement_time Time the measurement was taken - * @result Measurement hash value - */ - chunk_t (*get_measurement)(pts_comp_evidence_t *this, - u_int32_t *extended_pcr, - pts_meas_algorithms_t *algo, - pts_pcr_transform_t *transform, - time_t *measurement_time); - - /** - * Gets the PCR information if available - * - * @param pcr_before PCR value before extension - * @param pcr_after PCR value after extension - * @result TRUE if PCR information is available - */ - bool (*get_pcr_info)(pts_comp_evidence_t *this, chunk_t *pcr_before, - chunk_t *pcr_after); - - /** - * Sets PCR information if available - * - * @param pcr_before PCR value before extension - * @param pcr_after PCR value after extension - */ - void (*set_pcr_info)(pts_comp_evidence_t *this, chunk_t pcr_before, - chunk_t pcr_after); - - /** - * Gets Validation Result if available - * - * @param uri Verification Policy URI - * @return validation Validation Result - */ - pts_comp_evid_validation_t (*get_validation)(pts_comp_evidence_t *this, - char **uri); - - /** - * Sets Validation Result if available - * - * @param validation Validation Result - * @param uri Verification Policy URI - */ - void (*set_validation)(pts_comp_evidence_t *this, - pts_comp_evid_validation_t validation, char* uri); - - /** - * Destroys a pts_comp_evidence_t object. - */ - void (*destroy)(pts_comp_evidence_t *this); - -}; - -/** - * Creates a pts_comp_evidence_t object - * - * @param name Component Functional Name - * @param depth Sub-component depth - * @param extended_pcr PCR the measurement was extended into - * @param algo Measurement hash algorithm - * @param transform Transformation used for PCR extension - * @param measurement_time Time the measurement was taken, 0 if unknown - * @param measurement Measurement hash value - */ -pts_comp_evidence_t* pts_comp_evidence_create(pts_comp_func_name_t *name, - u_int32_t depth, - u_int32_t extended_pcr, - pts_meas_algorithms_t algo, - pts_pcr_transform_t transform, - time_t measurement_time, - chunk_t measurement); - -/** - * Determine transform to fit measurement hash into PCR register - * - * @param algo Measurement hash algorithm - * @param pcr_len Length of the PCR registers in bytes - * @return PCR transform type - */ -pts_pcr_transform_t pts_meas_algo_to_pcr_transform(pts_meas_algorithms_t algo, - size_t pcr_len); - -#endif /** PTS_COMP_EVIDENCE_H_ @}*/ diff --git a/src/libpts/pts/components/pts_comp_func_name.c b/src/libpts/pts/components/pts_comp_func_name.c deleted file mode 100644 index 6c630f8fb..000000000 --- a/src/libpts/pts/components/pts_comp_func_name.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * Copyright (C) 2011-2012 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 "libpts.h" -#include "pts/components/pts_comp_func_name.h" - -#include <utils/debug.h> - -typedef struct private_pts_comp_func_name_t private_pts_comp_func_name_t; - -/** - * Private data of a pts_comp_func_name_t object. - * - */ -struct private_pts_comp_func_name_t { - - /** - * Public pts_comp_func_name_t interface. - */ - pts_comp_func_name_t public; - - /** - * PTS Component Functional Name Vendor ID - */ - u_int32_t vid; - - /** - * PTS Component Functional Name - */ - u_int32_t name; - - /** - * PTS Component Functional Name Qualifier - */ - u_int8_t qualifier; - -}; - -METHOD(pts_comp_func_name_t, get_vendor_id, u_int32_t, - private_pts_comp_func_name_t *this) -{ - return this->vid; -} - -METHOD(pts_comp_func_name_t, get_name, u_int32_t, - private_pts_comp_func_name_t *this) -{ - return this->name; -} - -METHOD(pts_comp_func_name_t, get_qualifier, u_int8_t, - private_pts_comp_func_name_t *this) -{ - return this->qualifier; -} - -METHOD(pts_comp_func_name_t, set_qualifier, void, - private_pts_comp_func_name_t *this, u_int8_t qualifier) -{ - this->qualifier = qualifier; -} - -static bool equals(private_pts_comp_func_name_t *this, - private_pts_comp_func_name_t *other) -{ - if (this->vid != other->vid || this->name != other->name) - { - return FALSE; - } - if (this->qualifier == PTS_QUALIFIER_UNKNOWN || - other->qualifier == PTS_QUALIFIER_UNKNOWN) - { - return TRUE; - } - /* TODO handle qualifier wildcards */ - - return this->qualifier == other->qualifier; -} - -METHOD(pts_comp_func_name_t, clone_, pts_comp_func_name_t*, - private_pts_comp_func_name_t *this) -{ - private_pts_comp_func_name_t *clone; - - clone = malloc_thing(private_pts_comp_func_name_t); - memcpy(clone, this, sizeof(private_pts_comp_func_name_t)); - - return &clone->public; -} - -METHOD(pts_comp_func_name_t, log_, void, - private_pts_comp_func_name_t *this, char *label) -{ - enum_name_t *names, *types; - char flags[8]; - int type; - - names = pts_components->get_comp_func_names(pts_components, this->vid); - types = pts_components->get_qualifier_type_names(pts_components, this->vid); - type = pts_components->get_qualifier(pts_components, &this->public, flags); - - if (names && types) - { - DBG2(DBG_PTS, "%s%N functional component '%N' [%s] '%N'", - label, pen_names, this->vid, names, this->name, flags, types, type); - } - else - { - DBG2(DBG_PTS, "%s0x%06x functional component 0x%08x 0x%02x", - label, this->vid, this->name, this->qualifier); - } -} - -METHOD(pts_comp_func_name_t, destroy, void, - private_pts_comp_func_name_t *this) -{ - free(this); -} - -/** - * See header - */ -pts_comp_func_name_t* pts_comp_func_name_create(u_int32_t vid, u_int32_t name, - u_int8_t qualifier) -{ - private_pts_comp_func_name_t *this; - - INIT(this, - .public = { - .get_vendor_id = _get_vendor_id, - .get_name = _get_name, - .get_qualifier = _get_qualifier, - .set_qualifier = _set_qualifier, - .equals = (bool(*)(pts_comp_func_name_t*,pts_comp_func_name_t*))equals, - .clone = _clone_, - .log = _log_, - .destroy = _destroy, - }, - .vid = vid, - .name = name, - .qualifier = qualifier, - ); - - return &this->public; -} - diff --git a/src/libpts/pts/components/pts_comp_func_name.h b/src/libpts/pts/components/pts_comp_func_name.h deleted file mode 100644 index 90ad7083f..000000000 --- a/src/libpts/pts/components/pts_comp_func_name.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Copyright (C) 2011-2012 Sansar Choinyambuu, 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. - */ - -/** - * @defgroup pts_comp_func_name pts_comp_func_name - * @{ @ingroup pts - */ - -#ifndef PTS_FUNC_COMP_NAME_H_ -#define PTS_FUNC_COMP_NAME_H_ - -typedef struct pts_comp_func_name_t pts_comp_func_name_t; - -#include <library.h> - -#define PTS_QUALIFIER_UNKNOWN 0x00 -#define PTS_QUALIFIER_WILDCARD 0x3F - -/** - * PTS Component Functional Name object - */ -struct pts_comp_func_name_t { - - /** - * Get the PTS Component Functional Name Vendor ID - * - * @return PTS Component Functional Name Vendor ID - */ - u_int32_t (*get_vendor_id)(pts_comp_func_name_t *this); - - /** - * Get the PTS Component Functional Name - * - * @return PTS Component Functional Name - */ - u_int32_t (*get_name)(pts_comp_func_name_t *this); - - /** - * Get the PTS Component Functional Name Qualifier - * - * @return PTS Component Functional Name Qualifier - */ - u_int8_t (*get_qualifier)(pts_comp_func_name_t *this); - - /** - * Set the PTS Component Functional Name Qualifier - * - * @param qualifier PTS Component Functional Name Qualifier to be set - */ - void (*set_qualifier)(pts_comp_func_name_t *this, u_int8_t qualifier); - - /** - * Check to PTS Component Functional Names for equality - * - * @param other Other PTS Component Functional Name - * @return TRUE if equal - */ - bool (*equals)(pts_comp_func_name_t *this, pts_comp_func_name_t *other); - - /** - * Clone a PTS Component Functional Name - * - * @return Cloned PTS Component Functional Name - */ - pts_comp_func_name_t* (*clone)(pts_comp_func_name_t *this); - - /** - * Write PTS Component Functional Name information to the standard logfile - * - * @param label Label added to log output - */ - void (*log)(pts_comp_func_name_t *this, char *label); - - /** - * Destroys a pts_component_t object. - */ - void (*destroy)(pts_comp_func_name_t *this); - -}; - -/** - * Create a PTS Component Functional Name object - * - * @param vid PTS Component Functional Name Vendor ID - * @param name PTS Component Functional Name - * @param qualifier PTS Component Functional Name Qualifier - */ -pts_comp_func_name_t* pts_comp_func_name_create(u_int32_t vid, u_int32_t name, - u_int8_t qualifier); - -#endif /** PTS_FUNC_COMP_NAME_H_ @}*/ diff --git a/src/libpts/pts/components/pts_component.h b/src/libpts/pts/components/pts_component.h deleted file mode 100644 index 71b1ad59c..000000000 --- a/src/libpts/pts/components/pts_component.h +++ /dev/null @@ -1,109 +0,0 @@ -/* - * Copyright (C) 2011-2012 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. - */ - -/** - * @defgroup pts_component pts_component - * @{ @ingroup pts - */ - -#ifndef PTS_COMPONENT_H_ -#define PTS_COMPONENT_H_ - -typedef struct pts_component_t pts_component_t; - -#include "pts/pts.h" -#include "pts/pts_database.h" -#include "pts/pts_file_meas.h" -#include "pts/components/pts_comp_func_name.h" -#include "pts/components/pts_comp_evidence.h" - -#include <library.h> -#include <bio/bio_writer.h> - -/** - * PTS Functional Component Interface - */ -struct pts_component_t { - - /** - * Get the PTS Component Functional Name - * - * @return PTS Component Functional Name - */ - pts_comp_func_name_t* (*get_comp_func_name)(pts_component_t *this); - - /** - * Get the PTS Component Evidence Flags - * - * @return PTS Component Functional Name - */ - u_int8_t (*get_evidence_flags)(pts_component_t *this); - - /** - * Get the PTS Sub-component Depth - * - * @return PTS Sub-component Depth - */ - u_int32_t (*get_depth)(pts_component_t *this); - - /** - * Do evidence measurements on the PTS Functional Component - * - * @param qualifier PTS Component Functional Name Qualifier - * @param pts PTS interface - * @param evidence returns component evidence measureemt - * @param measurements additional file measurements (NULL if not present) - * @return status return code - */ - status_t (*measure)(pts_component_t *this, u_int8_t qualifier, pts_t *pts, - pts_comp_evidence_t** evidence); - - /** - * Verify the evidence measurements of the PTS Functional Component - * - * @param qualifier PTS Component Functional Name Qualifier - * @param pts PTS interface - * @param evidence component evidence measurement to be verified - * @return status return code - */ - status_t (*verify)(pts_component_t *this, u_int8_t qualifier, pts_t *pts, - pts_comp_evidence_t *evidence); - - /** - * Tell the PTS Functional Component to finalize pending registrations - * and check for missing measurements - * - * @param qualifier PTS Component Functional Name Qualifier - * @param result writer appending concise measurement result - * @return TRUE if finalization successful - */ - bool (*finalize)(pts_component_t *this, u_int8_t qualifier, - bio_writer_t *result); - - /** - * Get a new reference to the PTS Functional Component - * - * @return this, with an increased refcount - */ - pts_component_t* (*get_ref)(pts_component_t *this); - - /** - * Destroys a pts_component_t object. - */ - void (*destroy)(pts_component_t *this); - -}; - -#endif /** PTS_COMPONENT_H_ @}*/ diff --git a/src/libpts/pts/components/pts_component_manager.c b/src/libpts/pts/components/pts_component_manager.c deleted file mode 100644 index 9c1375b79..000000000 --- a/src/libpts/pts/components/pts_component_manager.c +++ /dev/null @@ -1,315 +0,0 @@ -/* - * Copyright (C) 2011-2012 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 "pts/components/pts_component_manager.h" - -#include <collections/linked_list.h> -#include <utils/debug.h> - -typedef struct private_pts_component_manager_t private_pts_component_manager_t; -typedef struct vendor_entry_t vendor_entry_t; -typedef struct component_entry_t component_entry_t; - -#define PTS_QUALIFIER_SIZE 6 - -/** - * Vendor-specific namespace information and list of registered components - */ -struct vendor_entry_t { - - /** - * Vendor ID - */ - pen_t vendor_id; - - /** - * Vendor-specific Component Functional names - */ - enum_name_t *comp_func_names; - - /** - * Vendor-specific Qualifier Type names - */ - enum_name_t *qualifier_type_names; - - /** - * Vendor-specific Qualifier Flag names - */ - char *qualifier_flag_names; - - /** - * Vendor-specific size of Qualfiier Type field - */ - int qualifier_type_size; - - /** - * List of vendor-specific registered Functional Components - */ - linked_list_t *components; -}; - -/** - * Destroy a vendor_entry_t object - */ -static void vendor_entry_destroy(vendor_entry_t *entry) -{ - entry->components->destroy_function(entry->components, free); - free(entry); -} - -/** - * Creation method for a vendor-specific Functional Component - */ -struct component_entry_t { - - /** - * Vendor-Specific Component Functional Name - */ - u_int32_t name; - - /** - * Functional Component creation method - */ - pts_component_create_t create; -}; - -/** - * Private data of a pts_component_manager_t object. - * - */ -struct private_pts_component_manager_t { - - /** - * Public pts_component_manager_t interface. - */ - pts_component_manager_t public; - - /** - * List of vendor-specific namespaces and registered components - */ - linked_list_t *list; -}; - -METHOD(pts_component_manager_t, add_vendor, void, - private_pts_component_manager_t *this, pen_t vendor_id, - enum_name_t *comp_func_names, int qualifier_type_size, - char *qualifier_flag_names, enum_name_t *qualifier_type_names) -{ - vendor_entry_t *entry; - - entry = malloc_thing(vendor_entry_t); - entry->vendor_id = vendor_id; - entry->comp_func_names = comp_func_names; - entry->qualifier_type_size = qualifier_type_size; - entry->qualifier_flag_names = qualifier_flag_names; - entry->qualifier_type_names = qualifier_type_names; - entry->components = linked_list_create(); - - this->list->insert_last(this->list, entry); - DBG2(DBG_PTS, "added %N functional component namespace", - pen_names, vendor_id); -} - -METHOD(pts_component_manager_t, get_comp_func_names, enum_name_t*, - private_pts_component_manager_t *this, pen_t vendor_id) -{ - enumerator_t *enumerator; - vendor_entry_t *entry; - enum_name_t *names = NULL; - - enumerator = this->list->create_enumerator(this->list); - while (enumerator->enumerate(enumerator, &entry)) - { - if (entry->vendor_id == vendor_id) - { - names = entry->comp_func_names; - break; - } - } - enumerator->destroy(enumerator); - - return names; -} - -METHOD(pts_component_manager_t, get_qualifier_type_names, enum_name_t*, - private_pts_component_manager_t *this, pen_t vendor_id) -{ - enumerator_t *enumerator; - vendor_entry_t *entry; - enum_name_t *names = NULL; - - enumerator = this->list->create_enumerator(this->list); - while (enumerator->enumerate(enumerator, &entry)) - { - if (entry->vendor_id == vendor_id) - { - names = entry->qualifier_type_names; - break; - } - } - enumerator->destroy(enumerator); - - return names; -} - -METHOD(pts_component_manager_t, add_component, void, - private_pts_component_manager_t *this, pen_t vendor_id, u_int32_t name, - pts_component_create_t create) -{ - enumerator_t *enumerator; - vendor_entry_t *entry; - component_entry_t *component; - - enumerator = this->list->create_enumerator(this->list); - while (enumerator->enumerate(enumerator, &entry)) - { - if (entry->vendor_id == vendor_id) - { - component = malloc_thing(component_entry_t); - component->name = name; - component->create = create; - - entry->components->insert_last(entry->components, component); - DBG2(DBG_PTS, "added %N functional component '%N'", - pen_names, vendor_id, - get_comp_func_names(this, vendor_id), name); - } - } - enumerator->destroy(enumerator); -} - -METHOD(pts_component_manager_t, remove_vendor, void, - private_pts_component_manager_t *this, pen_t vendor_id) -{ - enumerator_t *enumerator; - vendor_entry_t *entry; - - enumerator = this->list->create_enumerator(this->list); - while (enumerator->enumerate(enumerator, &entry)) - { - if (entry->vendor_id == vendor_id) - { - this->list->remove_at(this->list, enumerator); - vendor_entry_destroy(entry); - DBG2(DBG_PTS, "removed %N functional component namespace", - pen_names, vendor_id); - } - } - enumerator->destroy(enumerator); -} - -METHOD(pts_component_manager_t, get_qualifier, u_int8_t, - private_pts_component_manager_t *this, pts_comp_func_name_t *name, - char *flags) -{ - enumerator_t *enumerator; - vendor_entry_t *entry; - u_int8_t qualifier, size, flag, type = 0; - int i; - - enumerator = this->list->create_enumerator(this->list); - while (enumerator->enumerate(enumerator, &entry)) - { - if (entry->vendor_id == name->get_vendor_id(name)) - { - qualifier = name->get_qualifier(name); - size = entry->qualifier_type_size; - - /* mask qualifier type field */ - type = qualifier & ((1 << size) - 1); - - /* determine flags */ - size = PTS_QUALIFIER_SIZE - size; - flag = (1 << (PTS_QUALIFIER_SIZE - 1)); - if (flags) - { - for (i = 0 ; i < size; i++) - { - flags[i] = (qualifier & flag) ? - entry->qualifier_flag_names[i] : '.'; - flag >>= 1; - } - flags[size] = '\0'; - } - } - } - enumerator->destroy(enumerator); - - return type; -} - -METHOD(pts_component_manager_t, create, pts_component_t*, - private_pts_component_manager_t *this, - pts_comp_func_name_t *name, u_int32_t depth, pts_database_t *pts_db) -{ - enumerator_t *enumerator, *e2; - vendor_entry_t *entry; - component_entry_t *entry2; - pts_component_t *component = NULL; - - enumerator = this->list->create_enumerator(this->list); - while (enumerator->enumerate(enumerator, &entry)) - { - if (entry->vendor_id == name->get_vendor_id(name)) - { - e2 = entry->components->create_enumerator(entry->components); - while (e2->enumerate(e2, &entry2)) - { - if (entry2->name == name->get_name(name) && entry2->create) - { - component = entry2->create(depth, pts_db); - break; - } - } - e2->destroy(e2); - break; - } - } - enumerator->destroy(enumerator); - - return component; -} - -METHOD(pts_component_manager_t, destroy, void, - private_pts_component_manager_t *this) -{ - this->list->destroy_function(this->list, (void *)vendor_entry_destroy); - free(this); -} - -/** - * See header - */ -pts_component_manager_t *pts_component_manager_create(void) -{ - private_pts_component_manager_t *this; - - INIT(this, - .public = { - .add_vendor = _add_vendor, - .add_component = _add_component, - .remove_vendor = _remove_vendor, - .get_comp_func_names = _get_comp_func_names, - .get_qualifier_type_names = _get_qualifier_type_names, - .get_qualifier = _get_qualifier, - .create = _create, - .destroy = _destroy, - }, - .list = linked_list_create(), - ); - - return &this->public; -} - diff --git a/src/libpts/pts/components/pts_component_manager.h b/src/libpts/pts/components/pts_component_manager.h deleted file mode 100644 index 61055ec74..000000000 --- a/src/libpts/pts/components/pts_component_manager.h +++ /dev/null @@ -1,124 +0,0 @@ -/* - * Copyright (C) 2011 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. - */ - -/** - * @defgroup pts_component_manager pts_component_manager - * @{ @ingroup pts - */ - -#ifndef PTS_COMPONENT_MANAGER_H_ -#define PTS_COMPONENT_MANAGER_H_ - -typedef struct pts_component_manager_t pts_component_manager_t; - -#include "pts/pts_database.h" -#include "pts/components/pts_component.h" -#include "pts/components/pts_comp_func_name.h" - -#include <library.h> -#include <pen/pen.h> - -typedef pts_component_t* (*pts_component_create_t)(u_int32_t depth, - pts_database_t *pts_db); - -/** - * Manages PTS Functional Components - */ -struct pts_component_manager_t { - - /** - * Add vendor-specific functional component names - * - * @param vendor_id Private Enterprise Number (PEN) - * @param comp_func_names Vendor-specific Component Functional names - * @param qualifier_type_size Vendor-specific Qualifier Type size - * @param qualifier_flag_names Vendor-specific Qualifier Flag names - * @param qualifier_type_names Vendor-specific Qualifier Type names - */ - void (*add_vendor)(pts_component_manager_t *this, pen_t vendor_id, - enum_name_t *comp_func_names, - int qualifier_type_size, - char *qualifier_flag_names, - enum_name_t *qualifier_type_names); - - /** - * Add vendor-specific functional component - * - * @param vendor_id Private Enterprise Number (PEN) - * @param names Component Functional Name - * @param create Functional Component creation method - */ - void (*add_component)(pts_component_manager_t *this, pen_t vendor_id, - u_int32_t name, pts_component_create_t create); - - /** - * Remove vendor-specific components and associated namespace - * - * @param vendor_id Private Enterprise Number (PEN) - */ - void (*remove_vendor)(pts_component_manager_t *this, pen_t vendor_id); - - /** - * Return the Functional Component names for a given vendor ID - * - * @param vendor_id Private Enterprise Number (PEN) - * @return Comp. Func. names if found, NULL else - */ - enum_name_t* (*get_comp_func_names)(pts_component_manager_t *this, - pen_t vendor_id); - - /** - * Return the Functional Component Qualifier Type names for a given vendor ID - * - * @param vendor_id Private Enterprise Number (PEN) - * @return Qualifier Type names if found, NULL else - */ - enum_name_t* (*get_qualifier_type_names)(pts_component_manager_t *this, - pen_t vendor_id); - - /** - * Return the Qualifier Type and Flags - * - * @param name Component Functional Name - * @param flags Qualifier Flags as a string in a char buffer - * @return Qualifier Type - */ - u_int8_t (*get_qualifier)(pts_component_manager_t *this, - pts_comp_func_name_t *name, char *flags); - - /** - * Create a PTS Component object from a Functional Component Name object - * - * @param name Component Functional Name - * @param depth Sub-component Depth - * @param pts_db PTS measurement database - * @return Component object if supported, NULL else - */ - pts_component_t* (*create)(pts_component_manager_t *this, - pts_comp_func_name_t *name, u_int32_t depth, - pts_database_t *pts_db); - - /** - * Destroys a pts_component_manager_t object. - */ - void (*destroy)(pts_component_manager_t *this); -}; - -/** - * Create a PA-TNC attribute manager - */ -pts_component_manager_t* pts_component_manager_create(void); - -#endif /** PTS_COMPONENT_MANAGER_H_ @}*/ diff --git a/src/libpts/pts/components/tcg/tcg_comp_func_name.c b/src/libpts/pts/components/tcg/tcg_comp_func_name.c deleted file mode 100644 index a70c84e48..000000000 --- a/src/libpts/pts/components/tcg/tcg_comp_func_name.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Copyright (C) 2011 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 "tcg_comp_func_name.h" - -char pts_tcg_qualifier_flag_names[] = { 'K', 'S' }; - -ENUM_BEGIN(pts_tcg_qualifier_type_names, PTS_TCG_QUALIFIER_TYPE_UNKNOWN, - PTS_TCG_QUALIFIER_TYPE_TNC, - "Unknown", - "Trusted Platform", - "Operating System", - "Graphical User Interface", - "Application", - "Networking", - "Library", - "TNC Defined Component" -); -ENUM_NEXT(pts_tcg_qualifier_type_names, PTS_TCG_QUALIFIER_TYPE_ALL, - PTS_TCG_QUALIFIER_TYPE_ALL, - PTS_TCG_QUALIFIER_TYPE_TNC, - "All Matching Components" -); -ENUM_END(pts_tcg_qualifier_type_names, PTS_TCG_QUALIFIER_TYPE_ALL); - -ENUM(pts_tcg_comp_func_names, PTS_TCG_COMP_FUNC_NAME_IGNORE, - PTS_TCG_COMP_FUNC_NAME_OPT_ROMS, - "Ignore", - "CRTM", - "BIOS", - "Platform Extensions", - "Motherboard Firmware", - "Initial Program Loader", - "Option ROMs" -); - diff --git a/src/libpts/pts/components/tcg/tcg_comp_func_name.h b/src/libpts/pts/components/tcg/tcg_comp_func_name.h deleted file mode 100644 index 9708ad09d..000000000 --- a/src/libpts/pts/components/tcg/tcg_comp_func_name.h +++ /dev/null @@ -1,98 +0,0 @@ -/* - * Copyright (C) 2011 Sansar Choinyambuu - * 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. - */ - -/** - * @defgroup pts_tcg_comp_func_name pts_tcg_comp_func_name - * @{ @ingroup pts - */ - -#ifndef PTS_TCG_COMP_FUNC_NAME_H_ -#define PTS_TCG_COMP_FUNC_NAME_H_ - -typedef enum pts_tcg_qualifier_type_t pts_tcg_qualifier_type_t; -typedef enum pts_tcg_comp_func_name_t pts_tcp_comp_func_name_t; - -#include <library.h> - -/** - * PTS Component Functional Name Qualifier Flags for the TCG namespace - * see section 5.2 of PTS Protocol: Binding to TNC IF-M Specification - * - * 0 1 2 3 4 5 - * +-+-+-+-+-+-+ - * |K|S| Type | - * +-+-+-+-+-+-+ - */ -#define PTS_TCG_QUALIFIER_FLAG_KERNEL (1<<5) -#define PTS_TCG_QUALIFIER_FLAG_SUB (1<<4) - -extern char pts_tcg_qualifier_flag_names[]; - -/** - * Size of the PTS Component Functional Name Qualifier Type field - */ -#define PTS_TCG_QUALIFIER_TYPE_SIZE 4 - -/** - * PTS Component Functional Name Qualifier Types for the TCG namespace - * see section 5.2 of PTS Protocol: Binding to TNC IF-M Specification - */ -enum pts_tcg_qualifier_type_t { - /** Unknown */ - PTS_TCG_QUALIFIER_TYPE_UNKNOWN = 0x0, - /** Trusted Platform */ - PTS_TCG_QUALIFIER_TYPE_TRUSTED = 0x1, - /** Operating System */ - PTS_TCG_QUALIFIER_TYPE_OS = 0x2, - /** Graphical User Interface */ - PTS_TCG_QUALIFIER_TYPE_GUI = 0x3, - /** Application */ - PTS_TCG_QUALIFIER_TYPE_APP = 0x4, - /** Networking */ - PTS_TCG_QUALIFIER_TYPE_NET = 0x5, - /** Library */ - PTS_TCG_QUALIFIER_TYPE_LIB = 0x6, - /** TNC Defined Component */ - PTS_TCG_QUALIFIER_TYPE_TNC = 0x7, - /** All matching Components */ - PTS_TCG_QUALIFIER_TYPE_ALL = 0xF, -}; - -extern enum_name_t *pts_tcg_qualifier_type_names; - -/** - * PTS Component Functional Name Binary Enumeration for the TCG namespace - * see section 5.3 of PTS Protocol: Binding to TNC IF-M Specification - */ -enum pts_tcg_comp_func_name_t { - /** Ignore */ - PTS_TCG_COMP_FUNC_NAME_IGNORE = 0x0000, - /** CRTM */ - PTS_TCG_COMP_FUNC_NAME_CRTM = 0x0001, - /** BIOS */ - PTS_TCG_COMP_FUNC_NAME_BIOS = 0x0002, - /** Platform Extensions */ - PTS_TCG_COMP_FUNC_NAME_PLATFORM_EXT = 0x0003, - /** Motherboard Firmware */ - PTS_TCG_COMP_FUNC_NAME_BOARD = 0x0004, - /** Initial Program Loader */ - PTS_TCG_COMP_FUNC_NAME_INIT_LOADER = 0x0005, - /** Option ROMs */ - PTS_TCG_COMP_FUNC_NAME_OPT_ROMS = 0x0006, -}; - -extern enum_name_t *pts_tcg_comp_func_names; - -#endif /** PTS_TCG_COMP_FUNC_NAME_H_ @}*/ |