From 01f29d5979e9b7e0e1dfbc824cc34a4f5a63fcb9 Mon Sep 17 00:00:00 2001 From: Sansar Choinyambuu Date: Fri, 12 Aug 2011 10:56:02 +0200 Subject: [PATCH] Implemented TCG PTS Simple Evidence Final and Request File Measurement attributes --- src/libimcv/tcg/tcg_pts_attr_req_file_meas.c | 307 +++++++++++++ src/libimcv/tcg/tcg_pts_attr_req_file_meas.h | 122 ++++++ .../tcg/tcg_pts_attr_simple_evid_final.c | 414 ++++++++++++++++++ .../tcg/tcg_pts_attr_simple_evid_final.h | 175 ++++++++ 4 files changed, 1018 insertions(+) create mode 100644 src/libimcv/tcg/tcg_pts_attr_req_file_meas.c create mode 100644 src/libimcv/tcg/tcg_pts_attr_req_file_meas.h create mode 100644 src/libimcv/tcg/tcg_pts_attr_simple_evid_final.c create mode 100644 src/libimcv/tcg/tcg_pts_attr_simple_evid_final.h diff --git a/src/libimcv/tcg/tcg_pts_attr_req_file_meas.c b/src/libimcv/tcg/tcg_pts_attr_req_file_meas.c new file mode 100644 index 000000000..0b832003f --- /dev/null +++ b/src/libimcv/tcg/tcg_pts_attr_req_file_meas.c @@ -0,0 +1,307 @@ +/* + * 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 . + * + * 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_pts_attr_req_file_meas.h" + +#include +#include +#include +#include + +typedef struct private_tcg_pts_attr_req_file_meas_t private_tcg_pts_attr_req_file_meas_t; + +/** + * Request File Measurement (see section 3.19.1 of PTS Protocol: Binding to TNC IF-M Specification) + * + * 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Flags | Reserved | Request ID | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Delimiter | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * ~ Fully Qualified File Path Name (Variable Length) ~ + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +#define PTS_REQ_FILE_MEAS_SIZE 8 +#define PTS_REQ_FILE_MEAS_RESERVED 0x00 + +/** + * Private data of an tcg_pts_attr_req_file_meas_t object. + */ +struct private_tcg_pts_attr_req_file_meas_t { + + /** + * Public members of tcg_pts_attr_req_file_meas_t + */ + tcg_pts_attr_req_file_meas_t public; + + /** + * Attribute vendor ID + */ + pen_t vendor_id; + + /** + * Attribute type + */ + u_int32_t type; + + /** + * Attribute value + */ + chunk_t value; + + /** + * Noskip flag + */ + bool noskip_flag; + + /** + * Directory Contents flag + */ + bool directory_flag; + + /** + * Request ID + */ + u_int16_t request_id; + + /** + * UTF8 Encoding of Delimiter Character + */ + u_int32_t delimiter; + + /** + * Fully Qualified File Path Name + */ + chunk_t path; + +}; + +METHOD(pa_tnc_attr_t, get_vendor_id, pen_t, + private_tcg_pts_attr_req_file_meas_t *this) +{ + return this->vendor_id; +} + +METHOD(pa_tnc_attr_t, get_type, u_int32_t, + private_tcg_pts_attr_req_file_meas_t *this) +{ + return this->type; +} + +METHOD(pa_tnc_attr_t, get_value, chunk_t, + private_tcg_pts_attr_req_file_meas_t *this) +{ + return this->value; +} + +METHOD(pa_tnc_attr_t, get_noskip_flag, bool, + private_tcg_pts_attr_req_file_meas_t *this) +{ + return this->noskip_flag; +} + +METHOD(pa_tnc_attr_t, set_noskip_flag,void, + private_tcg_pts_attr_req_file_meas_t *this, bool noskip) +{ + this->noskip_flag = noskip; +} + +METHOD(pa_tnc_attr_t, build, void, + private_tcg_pts_attr_req_file_meas_t *this) +{ + bio_writer_t *writer; + u_int8_t flags = 0; + + writer = bio_writer_create(PTS_REQ_FILE_MEAS_SIZE); + + if(this->directory_flag) flags += 128; + writer->write_uint8(writer, flags); + writer->write_uint8(writer, PTS_REQ_FILE_MEAS_RESERVED); + writer->write_uint16(writer, this->request_id); + writer->write_uint32(writer, this->delimiter); + writer->write_data (writer, this->path); + + this->value = chunk_clone(writer->get_buf(writer)); + writer->destroy(writer); +} + +METHOD(pa_tnc_attr_t, process, status_t, + private_tcg_pts_attr_req_file_meas_t *this, u_int32_t *offset) +{ + bio_reader_t *reader; + u_int8_t flags; + u_int8_t reserved; + u_int32_t file_path_len; + + if (this->value.len < PTS_REQ_FILE_MEAS_SIZE) + { + DBG1(DBG_TNC, "insufficient data for Request File Measurement"); + *offset = 0; + return FAILED; + } + reader = bio_reader_create(this->value); + + reader->read_uint8(reader, &flags); + if((flags >> 7) & 1) this->directory_flag = true; + + reader->read_uint8(reader, &reserved); + reader->read_uint16(reader, &this->request_id); + reader->read_uint32(reader, &this->delimiter); + file_path_len = reader->remaining(reader); + reader->read_data(reader, file_path_len, &this->path); + + reader->destroy(reader); + return SUCCESS; +} + +METHOD(pa_tnc_attr_t, destroy, void, + private_tcg_pts_attr_req_file_meas_t *this) +{ + free(this->value.ptr); + free(this->path.ptr); + free(this); +} + +METHOD(tcg_pts_attr_req_file_meas_t, get_directory_flag, bool, + private_tcg_pts_attr_req_file_meas_t *this) +{ + return this->directory_flag; +} + +METHOD(tcg_pts_attr_req_file_meas_t, set_directory_flag, void, + private_tcg_pts_attr_req_file_meas_t *this, bool directory_flag) +{ + this->directory_flag = directory_flag; +} + +METHOD(tcg_pts_attr_req_file_meas_t, get_request_id, u_int16_t, + private_tcg_pts_attr_req_file_meas_t *this) +{ + return this->request_id; +} + +METHOD(tcg_pts_attr_req_file_meas_t, set_request_id, void, + private_tcg_pts_attr_req_file_meas_t *this, u_int16_t request_id) +{ + this->request_id = request_id; +} + +METHOD(tcg_pts_attr_req_file_meas_t, get_delimiter, u_int32_t, + private_tcg_pts_attr_req_file_meas_t *this) +{ + return this->delimiter; +} + +METHOD(tcg_pts_attr_req_file_meas_t, set_delimiter, void, + private_tcg_pts_attr_req_file_meas_t *this, u_int32_t delimiter) +{ + this->delimiter = delimiter; +} + +METHOD(tcg_pts_attr_req_file_meas_t, get_file_path, chunk_t, + private_tcg_pts_attr_req_file_meas_t *this) +{ + return this->path; +} + +METHOD(tcg_pts_attr_req_file_meas_t, set_file_path, void, + private_tcg_pts_attr_req_file_meas_t *this, chunk_t path) +{ + this->path = path; +} + +/** + * Described in header. + */ +pa_tnc_attr_t *tcg_pts_attr_req_file_meas_create( + bool directory_flag, + u_int16_t request_id, + u_int32_t delimiter, + chunk_t path) +{ + private_tcg_pts_attr_req_file_meas_t *this; + + INIT(this, + .public = { + .pa_tnc_attribute = { + .get_vendor_id = _get_vendor_id, + .get_type = _get_type, + .get_value = _get_value, + .get_noskip_flag = _get_noskip_flag, + .set_noskip_flag = _set_noskip_flag, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_directory_flag= _get_directory_flag, + .set_directory_flag= _set_directory_flag, + .get_request_id = _get_request_id, + .set_request_id = _set_request_id, + .get_delimiter = _get_delimiter, + .set_delimiter = _set_delimiter, + .get_file_path = _get_file_path, + .set_file_path = _set_file_path, + }, + .vendor_id = PEN_TCG, + .type = TCG_PTS_REQ_FILE_MEAS, + .directory_flag = directory_flag, + .request_id = request_id, + .delimiter = delimiter, + .path = path, + ); + + return &this->public.pa_tnc_attribute; +} + + +/** + * Described in header. + */ +pa_tnc_attr_t *tcg_pts_attr_req_file_meas_create_from_data(chunk_t data) +{ + private_tcg_pts_attr_req_file_meas_t *this; + + INIT(this, + .public = { + .pa_tnc_attribute = { + .get_vendor_id = _get_vendor_id, + .get_type = _get_type, + .get_value = _get_value, + .get_noskip_flag = _get_noskip_flag, + .set_noskip_flag = _set_noskip_flag, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_directory_flag= _get_directory_flag, + .set_directory_flag= _set_directory_flag, + .get_request_id = _get_request_id, + .set_request_id = _set_request_id, + .get_delimiter = _get_delimiter, + .set_delimiter = _set_delimiter, + .get_file_path = _get_file_path, + .set_file_path = _set_file_path, + }, + .vendor_id = PEN_TCG, + .type = TCG_PTS_REQ_FILE_MEAS, + .value = chunk_clone(data), + ); + + return &this->public.pa_tnc_attribute; +} diff --git a/src/libimcv/tcg/tcg_pts_attr_req_file_meas.h b/src/libimcv/tcg/tcg_pts_attr_req_file_meas.h new file mode 100644 index 000000000..171ae5723 --- /dev/null +++ b/src/libimcv/tcg/tcg_pts_attr_req_file_meas.h @@ -0,0 +1,122 @@ +/* + * 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 . + * + * 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 tcg_pts_attr_req_file_meas tcg_pts_attr_req_file_meas + * @{ @ingroup tcg_pts_attr_req_file_meas + */ + +#ifndef TCG_PTS_ATTR_REQ_FILE_MEAS_H_ +#define TCG_PTS_ATTR_REQ_FILE_MEAS_H_ + +typedef struct tcg_pts_attr_req_file_meas_t tcg_pts_attr_req_file_meas_t; + +#include "tcg_attr.h" +#include "pa_tnc/pa_tnc_attr.h" + +/** + * Class implementing the TCG PTS Request File Measurement attribute + * + */ +struct tcg_pts_attr_req_file_meas_t { + + /** + * Public PA-TNC attribute interface + */ + pa_tnc_attr_t pa_tnc_attribute; + + /** + * Get flag for PTS Request File Measurement + * + * @return Directory Contents flag + */ + bool (*get_directory_flag)(tcg_pts_attr_req_file_meas_t *this); + + /** + * Set flag for PTS Request File Measurement + * + * @param directory_flag Directory Contents flag + */ + void (*set_directory_flag)(tcg_pts_attr_req_file_meas_t *this, + bool directory_flag); + + /** + * Get Request ID + * + * @return Request ID + */ + u_int16_t (*get_request_id)(tcg_pts_attr_req_file_meas_t *this); + + /** + * Set Request ID + * + * @param request_id Request ID + */ + void (*set_request_id)(tcg_pts_attr_req_file_meas_t *this, + u_int16_t hash_algorithm); + + /** + * Get Delimiter + * + * @return UTF-8 encoding of a Delimiter Character + */ + u_int32_t (*get_delimiter)(tcg_pts_attr_req_file_meas_t *this); + + /** + * Set Delimiter + * + * @param delimiter UTF-8 encoding of a Delimiter Character + */ + void (*set_delimiter)(tcg_pts_attr_req_file_meas_t *this, + u_int32_t delimiter); + + /** + * Get Fully Qualified File Path Name + * + * @return File Path + */ + chunk_t (*get_file_path)(tcg_pts_attr_req_file_meas_t *this); + + /** + * Set Fully Qualified File Path Name + * + * @param path File Path + */ + void (*set_file_path)(tcg_pts_attr_req_file_meas_t *this, + chunk_t path); + +}; + +/** + * Creates an tcg_pts_attr_req_file_meas_t object + * + * @param directory_flag Directory Contents Flag + * @param request_id Request ID + * @param delimiter Delimiter Character + * @param path File Path + */ +pa_tnc_attr_t* tcg_pts_attr_req_file_meas_create(bool directory_flag, + u_int16_t request_id, + u_int32_t delimiter, + chunk_t path); + +/** + * Creates an tcg_pts_attr_req_file_meas_t object from received data + * + * @param value unparsed attribute value + */ +pa_tnc_attr_t* tcg_pts_attr_req_file_meas_create_from_data(chunk_t value); + +#endif /** TCG_PTS_ATTR_REQ_FILE_MEAS_H_ @}*/ diff --git a/src/libimcv/tcg/tcg_pts_attr_simple_evid_final.c b/src/libimcv/tcg/tcg_pts_attr_simple_evid_final.c new file mode 100644 index 000000000..95d4c1366 --- /dev/null +++ b/src/libimcv/tcg/tcg_pts_attr_simple_evid_final.c @@ -0,0 +1,414 @@ +/* + * 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 . + * + * 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_pts_attr_simple_evid_final.h" + +#include +#include +#include +#include + +typedef struct private_tcg_pts_attr_simple_evid_final_t private_tcg_pts_attr_simple_evid_final_t; + +/** + * Simple Evidence Final (see section 3.15.2 of PTS Protocol: Binding to TNC IF-M Specification) + * + * 1 2 3 + * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + * + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Flags | Reserved | Optional Composite Hash Alg | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Optional TPM PCR Composite Length | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * ~ Optional TPM PCR Composite (Variable Length) ~ + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | Optional TPM Quote Signature Length | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * ~ Optional TPM Quote Signature (Variable Length) ~ + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * ~ Optional Evidence Signature (Variable Length) ~ + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + */ + +#define PTS_SIMPLE_EVID_FINAL_SIZE 4 +#define PTS_SIMPLE_EVID_FINAL_RESERVED 0x00 + +/** + * Private data of an tcg_pts_attr_simple_evid_final_t object. + */ +struct private_tcg_pts_attr_simple_evid_final_t { + + /** + * Public members of tcg_pts_attr_simple_evid_final_t + */ + tcg_pts_attr_simple_evid_final_t public; + + /** + * Attribute vendor ID + */ + pen_t vendor_id; + + /** + * Attribute type + */ + u_int32_t type; + + /** + * Attribute value + */ + chunk_t value; + + /** + * Noskip flag + */ + bool noskip_flag; + + /** + * Set of flags for Simple Evidence Final + */ + pts_attr_simple_evid_final_flag_t flags; + + /** + * Optional Composite Hash Algorithm + */ + pts_attr_meas_algorithms_t comp_hash_algorithm; + + /** + * Optional TPM PCR Composite + */ + chunk_t pcr_comp; + + /** + * Optional TPM Quote Signature + */ + chunk_t tpm_quote_sign; + + /** + * Optional Evidence Signature + */ + chunk_t evid_sign; + +}; + +METHOD(pa_tnc_attr_t, get_vendor_id, pen_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + return this->vendor_id; +} + +METHOD(pa_tnc_attr_t, get_type, u_int32_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + return this->type; +} + +METHOD(pa_tnc_attr_t, get_value, chunk_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + return this->value; +} + +METHOD(pa_tnc_attr_t, get_noskip_flag, bool, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + return this->noskip_flag; +} + +METHOD(pa_tnc_attr_t, set_noskip_flag,void, + private_tcg_pts_attr_simple_evid_final_t *this, bool noskip) +{ + this->noskip_flag = noskip; +} + +METHOD(pa_tnc_attr_t, build, void, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + bio_writer_t *writer; + u_int8_t flags = 0; + u_int16_t algorithm = 0; + + writer = bio_writer_create(PTS_SIMPLE_EVID_FINAL_SIZE); + + /* Determine the flags to set*/ + if(this->flags & PTS_SIMPLE_EVID_FINAL_FLAG_TPM_QUOTE_INFO) flags += 64; + else if(this->flags & PTS_SIMPLE_EVID_FINAL_FLAG_TPM_QUOTE_INFO2) flags += 128; + else if(this->flags & PTS_SIMPLE_EVID_FINAL_FLAG_TPM_QUOTE_INFO2_CAP_VER) flags += 192; + + if(this->flags & PTS_SIMPLE_EVID_FINAL_FLAG_EVID) flags += 32; + + writer->write_uint8(writer, flags); + writer->write_uint8(writer, PTS_SIMPLE_EVID_FINAL_RESERVED); + + /* Determine the hash algorithm to set*/ + if(this->comp_hash_algorithm & PTS_MEAS_ALGO_SHA384) algorithm = 8192; + else if(this->comp_hash_algorithm & PTS_MEAS_ALGO_SHA256) algorithm = 16384; + else if(this->comp_hash_algorithm & PTS_MEAS_ALGO_SHA1) algorithm = 32768; + writer->write_uint16(writer, algorithm); + + /* Optional fields */ + if(this->pcr_comp.ptr && this->pcr_comp.len > 0) + { + writer->write_uint32 (writer, this->pcr_comp.len); + writer->write_data (writer, this->pcr_comp); + } + if(this->tpm_quote_sign.ptr && this->tpm_quote_sign.len > 0) + { + writer->write_uint32 (writer, this->tpm_quote_sign.len); + writer->write_data (writer, this->tpm_quote_sign); + } + if(this->evid_sign.ptr && this->evid_sign.len > 0) + { + writer->write_data (writer, this->evid_sign); + } + + this->value = chunk_clone(writer->get_buf(writer)); + writer->destroy(writer); +} + +METHOD(pa_tnc_attr_t, process, status_t, + private_tcg_pts_attr_simple_evid_final_t *this, u_int32_t *offset) +{ + bio_reader_t *reader; + u_int8_t flags; + u_int8_t reserved; + u_int16_t algorithm; + + if (this->value.len < PTS_SIMPLE_EVID_FINAL_SIZE) + { + DBG1(DBG_TNC, "insufficient data for Simple Evidence Final"); + *offset = 0; + return FAILED; + } + reader = bio_reader_create(this->value); + + reader->read_uint8(reader, &flags); + + /* Determine the flags to set*/ + if(!((flags >> 7) & 1) && !((flags >> 6) & 1)) + this->flags |= PTS_SIMPLE_EVID_FINAL_FLAG_NO; + else if(!((flags >> 7) & 1) && ((flags >> 6) & 1)) + this->flags |= PTS_SIMPLE_EVID_FINAL_FLAG_TPM_QUOTE_INFO; + else if(((flags >> 7) & 1) && !((flags >> 6) & 1)) + this->flags |= PTS_SIMPLE_EVID_FINAL_FLAG_TPM_QUOTE_INFO2; + else if(((flags >> 7) & 1) && ((flags >> 6) & 1)) + this->flags |= PTS_SIMPLE_EVID_FINAL_FLAG_TPM_QUOTE_INFO2_CAP_VER; + + if((flags >> 5) & 1) this->flags |= PTS_SIMPLE_EVID_FINAL_FLAG_EVID; + + reader->read_uint8(reader, &reserved); + reader->read_uint16(reader, &algorithm); + + if((algorithm >> 13) & 1) this->comp_hash_algorithm = PTS_MEAS_ALGO_SHA384; + else if((algorithm >> 14) & 1) this->comp_hash_algorithm = PTS_MEAS_ALGO_SHA256; + else if((algorithm >> 15) & 1) this->comp_hash_algorithm = PTS_MEAS_ALGO_SHA1; + + /* Optional TPM PCR Composite field is included */ + if(!(this->flags & PTS_SIMPLE_EVID_FINAL_FLAG_NO)) + { + u_int32_t pcr_comp_len; + u_int32_t tpm_quote_sign_len; + reader->read_uint32(reader, &pcr_comp_len); + reader->read_data(reader, pcr_comp_len, &this->pcr_comp); + reader->read_uint32(reader, &tpm_quote_sign_len); + reader->read_data(reader, tpm_quote_sign_len, &this->tpm_quote_sign); + } + + /* Optional Evidence Signature field is included */ + if(this->flags & PTS_SIMPLE_EVID_FINAL_FLAG_EVID) + { + u_int32_t evid_sign_len = reader->remaining(reader); + reader->read_data(reader, evid_sign_len, &this->evid_sign); + } + + reader->destroy(reader); + return SUCCESS; +} + +METHOD(pa_tnc_attr_t, destroy, void, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + free(this->value.ptr); + free(this->pcr_comp.ptr); + free(this->tpm_quote_sign.ptr); + free(this->evid_sign.ptr); + free(this); +} + +METHOD(tcg_pts_attr_simple_evid_final_t, get_flags, pts_attr_simple_evid_final_flag_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + return this->flags; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, set_flags, void, + private_tcg_pts_attr_simple_evid_final_t *this, pts_attr_simple_evid_final_flag_t flags) +{ + this->flags = flags; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, get_comp_hash_algorithm, pts_attr_meas_algorithms_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + return this->comp_hash_algorithm; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, set_comp_hash_algorithm, void, + private_tcg_pts_attr_simple_evid_final_t *this, pts_attr_meas_algorithms_t comp_hash_algorithm) +{ + this->comp_hash_algorithm = comp_hash_algorithm; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, get_comp_pcr_len, u_int32_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + if(this->pcr_comp.ptr && this->pcr_comp.len > 0) + return this->pcr_comp.len; + else return 0; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, get_pcr_comp, chunk_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + return this->pcr_comp; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, set_pcr_comp, void, + private_tcg_pts_attr_simple_evid_final_t *this, chunk_t pcr_comp) +{ + this->pcr_comp = pcr_comp; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, get_tpm_quote_sign_len, u_int32_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + if(this->tpm_quote_sign.ptr && this->tpm_quote_sign.len > 0) + return this->tpm_quote_sign.len; + else return 0; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, get_tpm_quote_sign, chunk_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + return this->tpm_quote_sign; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, set_tpm_quote_sign, void, + private_tcg_pts_attr_simple_evid_final_t *this, chunk_t tpm_quote_sign) +{ + this->tpm_quote_sign = tpm_quote_sign; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, get_evid_sign, chunk_t, + private_tcg_pts_attr_simple_evid_final_t *this) +{ + return this->evid_sign; +} + +METHOD(tcg_pts_attr_simple_evid_final_t, set_evid_sign, void, + private_tcg_pts_attr_simple_evid_final_t *this, chunk_t evid_sign) +{ + this->evid_sign = evid_sign; +} + +/** + * Described in header. + */ +pa_tnc_attr_t *tcg_pts_attr_simple_evid_final_create( + pts_attr_simple_evid_final_flag_t flags, + pts_attr_meas_algorithms_t comp_hash_algorithm, + chunk_t pcr_comp, + chunk_t tpm_quote_sign, + chunk_t evid_sign) +{ + private_tcg_pts_attr_simple_evid_final_t *this; + + INIT(this, + .public = { + .pa_tnc_attribute = { + .get_vendor_id = _get_vendor_id, + .get_type = _get_type, + .get_value = _get_value, + .get_noskip_flag = _get_noskip_flag, + .set_noskip_flag = _set_noskip_flag, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_flags= _get_flags, + .set_flags= _set_flags, + .get_comp_hash_algorithm = _get_comp_hash_algorithm, + .set_comp_hash_algorithm = _set_comp_hash_algorithm, + .get_comp_pcr_len = _get_comp_pcr_len, + .get_pcr_comp = _get_pcr_comp, + .set_pcr_comp = _set_pcr_comp, + .get_tpm_quote_sign_len = _get_tpm_quote_sign_len, + .get_tpm_quote_sign = _get_tpm_quote_sign, + .set_tpm_quote_sign = _set_tpm_quote_sign, + .get_evid_sign = _get_evid_sign, + .set_evid_sign = _set_evid_sign, + }, + .vendor_id = PEN_TCG, + .type = TCG_PTS_SIMPLE_EVID_FINAL, + .flags = flags, + .comp_hash_algorithm = comp_hash_algorithm, + .pcr_comp = pcr_comp, + .tpm_quote_sign = tpm_quote_sign, + .evid_sign = evid_sign, + ); + + return &this->public.pa_tnc_attribute; +} + + +/** + * Described in header. + */ +pa_tnc_attr_t *tcg_pts_attr_simple_evid_final_create_from_data(chunk_t data) +{ + private_tcg_pts_attr_simple_evid_final_t *this; + + INIT(this, + .public = { + .pa_tnc_attribute = { + .get_vendor_id = _get_vendor_id, + .get_type = _get_type, + .get_value = _get_value, + .get_noskip_flag = _get_noskip_flag, + .set_noskip_flag = _set_noskip_flag, + .build = _build, + .process = _process, + .destroy = _destroy, + }, + .get_flags= _get_flags, + .set_flags= _set_flags, + .get_comp_hash_algorithm = _get_comp_hash_algorithm, + .set_comp_hash_algorithm = _set_comp_hash_algorithm, + .get_comp_pcr_len = _get_comp_pcr_len, + .get_pcr_comp = _get_pcr_comp, + .set_pcr_comp = _set_pcr_comp, + .get_tpm_quote_sign_len = _get_tpm_quote_sign_len, + .get_tpm_quote_sign = _get_tpm_quote_sign, + .set_tpm_quote_sign = _set_tpm_quote_sign, + .get_evid_sign = _get_evid_sign, + .set_evid_sign = _set_evid_sign, + }, + .vendor_id = PEN_TCG, + .type = TCG_PTS_SIMPLE_EVID_FINAL, + .value = chunk_clone(data), + ); + + return &this->public.pa_tnc_attribute; +} diff --git a/src/libimcv/tcg/tcg_pts_attr_simple_evid_final.h b/src/libimcv/tcg/tcg_pts_attr_simple_evid_final.h new file mode 100644 index 000000000..57b4e4da0 --- /dev/null +++ b/src/libimcv/tcg/tcg_pts_attr_simple_evid_final.h @@ -0,0 +1,175 @@ +/* + * 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 . + * + * 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 tcg_pts_attr_simple_evid_final tcg_pts_attr_simple_evid_final + * @{ @ingroup tcg_pts_attr_simple_evid_final + */ + +#ifndef TCG_PTS_ATTR_SIMPLE_EVID_FINAL_H_ +#define TCG_PTS_ATTR_SIMPLE_EVID_FINAL_H_ + +typedef struct tcg_pts_attr_simple_evid_final_t tcg_pts_attr_simple_evid_final_t; +typedef enum pts_attr_simple_evid_final_flag_t pts_attr_simple_evid_final_flag_t; + +#include "tcg_attr.h" +#include "pa_tnc/pa_tnc_attr.h" +/* For Optional Composite Hash Algorithm field, pts_attr_meas_algorithms_t*/ +#include "tcg_pts_attr_meas_algo_selection.h" + +/** + * PTS Simple Evidence Final Flags + */ +enum pts_attr_simple_evid_final_flag_t { + /** No Optional TPM PCR Composite nor Optional TPM Quote Signature fields included */ + PTS_SIMPLE_EVID_FINAL_FLAG_NO = 0, + /** Optional TPM PCR Composite and Optional TPM Quote Signature fields included */ + /** using TPM_QUOTE_INFO */ + PTS_SIMPLE_EVID_FINAL_FLAG_TPM_QUOTE_INFO = 1, + /** Optional TPM PCR Composite and Optional TPM Quote Signature fields included */ + /** using TPM_QUOTE_INFO2, TPM_CAP_VERSION_INFO was not appended */ + PTS_SIMPLE_EVID_FINAL_FLAG_TPM_QUOTE_INFO2 = 2, + /** Optional TPM PCR Composite and Optional TPM Quote Signature fields included */ + /** using TPM_QUOTE_INFO2, TPM_CAP_VERSION_INFO was appended */ + PTS_SIMPLE_EVID_FINAL_FLAG_TPM_QUOTE_INFO2_CAP_VER = 3, + /** Optional Evidence Signature included */ + PTS_SIMPLE_EVID_FINAL_FLAG_EVID = 4, +}; + +/** + * Class implementing the TCG PTS Simple Evidence Final attribute + * + */ +struct tcg_pts_attr_simple_evid_final_t { + + /** + * Public PA-TNC attribute interface + */ + pa_tnc_attr_t pa_tnc_attribute; + + /** + * Get flags for PTS Simple Evidence Final + * + * @return Set of flags + */ + pts_attr_simple_evid_final_flag_t (*get_flags)(tcg_pts_attr_simple_evid_final_t *this); + + /** + * Set flags for PTS Simple Evidence Final + * + * @param flags Set of flags + */ + void (*set_flags)(tcg_pts_attr_simple_evid_final_t *this, + pts_attr_simple_evid_final_flag_t flags); + + /** + * Get Optional Composite Hash Algorithm + * + * @return Composite Hash Algorithm + */ + pts_attr_meas_algorithms_t (*get_comp_hash_algorithm)(tcg_pts_attr_simple_evid_final_t *this); + + /** + * Set Optional Composite Hash Algorithm + * + * @param hash_algorithm Composite Hash Algorithm + */ + void (*set_comp_hash_algorithm)(tcg_pts_attr_simple_evid_final_t *this, + pts_attr_meas_algorithms_t hash_algorithm); + + /** + * Get Optional TPM PCR Composite Length + * + * @return Length of Composite PCR Length + */ + u_int32_t (*get_comp_pcr_len)(tcg_pts_attr_simple_evid_final_t *this); + + /** + * Get Optional TPM PCR Composite + * + * @return PCR Composite + */ + chunk_t (*get_pcr_comp)(tcg_pts_attr_simple_evid_final_t *this); + + /** + * Set Optional TPM PCR Composite + * + * @param pcr_comp PCR Composite + */ + void (*set_pcr_comp)(tcg_pts_attr_simple_evid_final_t *this, + chunk_t pcr_comp); + + /** + * Get Optional TPM Quote Signature Length + * + * @return TPM Quote Signature Length + */ + u_int32_t (*get_tpm_quote_sign_len)(tcg_pts_attr_simple_evid_final_t *this); + + /** + * Get Optional TPM Quote Signature + * + * @return TPM Quote Signature + */ + chunk_t (*get_tpm_quote_sign)(tcg_pts_attr_simple_evid_final_t *this); + + /** + * Set Optional TPM Quote Signature + * + * @param tpm_quote_sign TPM Quote Signature + */ + void (*set_tpm_quote_sign)(tcg_pts_attr_simple_evid_final_t *this, + chunk_t tpm_quote_sign); + + /** + * Get Optional Evidence Signature + * + * @return Optional Evidence Signature + */ + chunk_t (*get_evid_sign)(tcg_pts_attr_simple_evid_final_t *this); + + /** + * Set Optional Evidence Signature + * + * @param signature Optional Evidence Signature + */ + void (*set_evid_sign)(tcg_pts_attr_simple_evid_final_t *this, + chunk_t signature); + +}; + +/** + * Creates an tcg_pts_attr_simple_evid_final_t object + * + * @param flags Set of flags + * @param comp_hash_algorithm Composite Hash Algorithm + * @param pcr_comp Optional TPM PCR Composite + * @param tpm_quote_sign Optional TPM Quote Signature + * @param evid_sign Optional Evidence Signature + */ +pa_tnc_attr_t* tcg_pts_attr_simple_evid_final_create(pts_attr_simple_evid_final_flag_t flags, + pts_attr_meas_algorithms_t comp_hash_algorithm, + chunk_t pcr_comp, + chunk_t tpm_quote_sign, + chunk_t evid_sign); + +/** + * Creates an tcg_pts_attr_simple_evid_final_t object from received data + * + * @param value unparsed attribute value + */ +pa_tnc_attr_t* tcg_pts_attr_simple_evid_final_create_from_data(chunk_t value); + +#endif /** TCG_PTS_ATTR_SIMPLE_EVID_FINAL_H_ @}*/