aboutsummaryrefslogtreecommitdiffstats
path: root/TPM2-Plugin/lib/include/files.h
diff options
context:
space:
mode:
authorNingSun <ning.sun@intel.com>2018-02-28 18:24:31 -0800
committerNingSun <ning.sun@intel.com>2018-03-01 10:28:45 -0800
commit535535b7c5f2781fa096a5fd00a762d24db4eddc (patch)
tree57a75d6dc0f01677a9da21715f3a3a4d11cf3298 /TPM2-Plugin/lib/include/files.h
parent0c89b3ccba7c9b7332ab67ae1936aff51ca62367 (diff)
Setup TPM2-Plugin build environment
Add initial codes to build TPM2-plugin shared lib Issue-ID: AAF-94 Change-Id: I96dee3699aa250b69350d6f01401f3831cf515f7 Signed-off-by: NingSun <ning.sun@intel.com>
Diffstat (limited to 'TPM2-Plugin/lib/include/files.h')
-rw-r--r--TPM2-Plugin/lib/include/files.h366
1 files changed, 366 insertions, 0 deletions
diff --git a/TPM2-Plugin/lib/include/files.h b/TPM2-Plugin/lib/include/files.h
new file mode 100644
index 0000000..164e308
--- /dev/null
+++ b/TPM2-Plugin/lib/include/files.h
@@ -0,0 +1,366 @@
+//**********************************************************************;
+// Copyright (c) 2017, Intel Corporation
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// 1. Redistributions of source code must retain the above copyright notice,
+// this list of conditions and the following disclaimer.
+//
+// 2. Redistributions in binary form must reproduce the above copyright notice,
+// this list of conditions and the following disclaimer in the documentation
+// and/or other materials provided with the distribution.
+//
+// 3. Neither the name of Intel Corporation nor the names of its contributors
+// may be used to endorse or promote products derived from this software without
+// specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+// THE POSSIBILITY OF SUCH DAMAGE.
+//**********************************************************************;
+#ifndef FILES_H
+#define FILES_H
+
+#include <stdbool.h>
+#include <stdio.h>
+
+#include <sapi/tpm20.h>
+
+/**
+ * Reads a series of bytes from a file as a byte array. This is similar to files_read_bytes(),
+ * but opens and closes the FILE for the caller. Size is both an input and output value where
+ * the size value is the max buffer size on call and the returned size is how much was read.
+ *
+ * This interface could be cleaned up in a later revision.
+ * @param path
+ * The path to the file to open.
+ * @param buf
+ * The buffer to read the data into
+ * @param size
+ * The max size of the buffer on call, and the size of the data read on return.
+ * @return
+ * True on success, false otherwise.
+ */
+bool files_load_bytes_from_path(const char *path, UINT8 *buf, UINT16 *size);
+
+/**
+ * Loads data from a file path or stdin enforcing an upper bound on size.
+ * @param path
+ * The path to load data from, NULL means stdin.
+ * @param size
+ * The maximum size.
+ * @param buf
+ * The buffer to write the data into.
+ * @return
+ * True on success or false otherwise.
+ */
+bool files_load_bytes_from_file_or_stdin(const char *path, UINT16 *size, BYTE *buf);
+
+/**
+ * Similar to files_write_bytes(), in that it writes an array of bytes to disk,
+ * but this routine opens and closes the file on the callers behalf.
+ * @param path
+ * The path to the file to write the data to.
+ * @param buf
+ * The buffer of data to write
+ * @param size
+ * The size of the data to write in bytes.
+ * @return
+ * True on success, false otherwise.
+ */
+bool files_save_bytes_to_file(const char *path, UINT8 *buf, UINT16 size);
+
+/**
+ * Saves the TPM context for an object handle to disk by calling Tss2_Sys_ContextSave() and serializing the
+ * resulting TPMS_CONTEXT structure to disk.
+ * @param sapi_context
+ * The system api context
+ * @param handle
+ * The object handle for the object to save.
+ * @param path
+ * The output path of the file.
+ *
+ * @return
+ * True on success, False on error.
+ */
+bool files_save_tpm_context_to_path(TSS2_SYS_CONTEXT *sapi_context, TPM2_HANDLE handle, const char *path);
+
+/**
+ * Like files_save_tpm_context_to_path() but saves a tpm session to a FILE stream.
+ * @param sapi_context
+ * The system api context
+ * @param handle
+ * The object handle for the object to save.
+ * @param stream
+ * The FILE stream to save too.
+ * @return
+ * True on success, False on error.
+ */
+bool files_save_tpm_context_to_file(TSS2_SYS_CONTEXT *sapi_context, TPM2_HANDLE handle,
+ FILE *stream);
+
+/**
+ * Loads a TPM object context from disk.
+ * @param sapi_context
+ * The system API context
+ * @param handle
+ * The object handle that was saved.
+ * @param path
+ * The path to the input file.
+ * @return
+ * True on Success, false on error.
+ */
+bool files_load_tpm_context_from_path(TSS2_SYS_CONTEXT *sapi_context, TPM2_HANDLE *handle, const char *path);
+
+/**
+ * Like files_load_tpm_context_from_path() but loads the context from a FILE stream.
+ * @param sapi_context
+ * The system API context
+ * @param handle
+ * The object handle that was saved.
+ * @param stream
+ * The FILE stream to read from.
+ * @return
+ * True on success, False on error.
+ */
+bool files_load_tpm_context_from_file(TSS2_SYS_CONTEXT *sapi_context,
+ TPM2_HANDLE *handle, FILE *stream);
+
+/**
+ * Serializes a TPM2B_PUBLIC to the file path provided.
+ * @param public
+ * The TPM2B_PUBLIC to save to disk.
+ * @param path
+ * The path to save to.
+ * @return
+ * true on success, false on error.
+ */
+bool files_save_public(TPM2B_PUBLIC *public, const char *path);
+
+/**
+ * Loads a TPM2B_PUBLIC from disk that was saved with files_save_pubkey()
+ * @param path
+ * The path to load from.
+ * @param public
+ * The TPM2B_PUBLIC to load.
+ * @return
+ * true on success, false on error.
+ */
+bool files_load_public(const char *path, TPM2B_PUBLIC *public);
+
+/**
+ * Serializes a TPMT_SIGNATURE to the file path provided.
+ * @param signature
+ * The TPMT_SIGNATURE to save to disk.
+ * @param path
+ * The path to save to.
+ * @return
+ * true on success, false on error.
+ */
+bool files_save_signature(TPMT_SIGNATURE *signature, const char *path);
+
+/**
+ * Loads a TPMT_SIGNATURE from disk that was saved with files_save_signature()
+ * @param path
+ * The path to load from.
+ * @param signature
+ * The TPMT_SIGNATURE to load.
+ * @return
+ * true on success, false on error.
+ */
+bool files_load_signature(const char *path, TPMT_SIGNATURE *signature);
+
+/**
+ * Serializes a TPMT_TK_VERIFIED to the file path provided.
+ * @param signature
+ * The TPMT_SIGNATURE to save to disk.
+ * @param path
+ * The path to save to.
+ * @return
+ * true on success, false on error.
+ */
+bool files_save_ticket(TPMT_TK_VERIFIED *ticket, const char *path);
+
+/**
+ * Loads a TPMT_TK_VERIFIED from disk that was saved with files_save_ticket()
+ * @param path
+ * The path to load from.
+ * @param signature
+ * The TPMT_TK_VERIFIED to load.
+ * @return
+ * true on success, false on error.
+ */
+bool files_load_ticket(const char *path, TPMT_TK_VERIFIED *ticket);
+
+/**
+ * Loads a TPM2B_SENSITIVE from disk.
+ * @param path
+ * The path to load from.
+ * @param signature
+ * The TPM2B_SENSITIVE to load.
+ * @return
+ * true on success, false on error.
+ */
+bool files_load_sensitive(const char *path, TPM2B_SENSITIVE *sensitive);
+
+/**
+ * Serializes a TPMT_TK_HASHCHECK to the file path provided.
+ * @param validation
+ * The TPMT_TK_HASHCHECK to save to disk.
+ * @param path
+ * The path to save to.
+ * @return
+ * true on success, false on error.
+ */
+bool files_save_validation(TPMT_TK_HASHCHECK *validation, const char *path);
+
+/**
+ * Loads a TPMT_TK_HASHCHECK from disk.
+ * @param path
+ * The path to load from.
+ * @param validation
+ * The TPMT_TK_HASHCHECK to load.
+ * @return
+ * true on success, false on error.
+ */
+bool files_load_validation(const char *path, TPMT_TK_HASHCHECK *validation);
+
+/**
+ * Checks a file for existence.
+ * @param path
+ * The file to check for existence.
+ * @return
+ * true if a file exists with read permissions, false if it doesn't exist or an error occurs.
+ *
+ */
+bool files_does_file_exist(const char *path);
+
+/**
+ * Retrieves a files size given a file path.
+ * @param path
+ * The path of the file to retreive the size of.
+ * @param file_size
+ * A pointer to an unsigned long to return the file size. The
+ * pointed to value is valid only on a true return.
+ *
+ * @return
+ * True for success or False for error.
+ */
+bool files_get_file_size_path(const char *path, unsigned long *file_size);
+
+/**
+ * Similar to files_get_file_size_path(), but uses an already opened FILE object.
+ * @param fp
+ * The file pointer to query the size of.
+ * @param file_size
+ * Output of the file size.
+ * @param path
+ * An optional path used for error reporting, a NULL path disables error logging.
+ * @return
+ * True on success, False otherwise.
+ */
+bool files_get_file_size(FILE *fp, unsigned long *file_size, const char *path);
+
+/**
+ * Writes a TPM2.0 header to a file.
+ * @param f
+ * The file to write to.
+ * @param version
+ * The version number of the format of the file.
+ * @return
+ * True on success, false on error.
+ */
+bool files_write_header(FILE *f, UINT32 version);
+
+/**
+ * Reads a TPM2.0 header from a file.
+ * @param f
+ * The file to read.
+ * @param version
+ * The version that was found.
+ * @return
+ * True on Success, False on error.
+ */
+bool files_read_header(FILE *f, UINT32 *version);
+
+/**
+ * Writes a 16 bit value to the file in big endian, converting
+ * if needed.
+ * @param out
+ * The file to write.
+ * @param data
+ * The 16 bit value to write.
+ * @return
+ * True on success, False on error.
+ */
+bool files_write_16(FILE *out, UINT16 data);
+
+/**
+ * Same as files_write_16 but for 32 bit values.
+ */
+bool files_write_32(FILE *out, UINT32 data);
+
+/**
+ * Same as files_write_16 but for 64 bit values.
+ */
+bool files_write_64(FILE *out, UINT64 data);
+
+/**
+ * Writes a byte array out to a file.
+ * @param out
+ * The file to write to.
+ * @param data
+ * The data to write.
+ * @param size
+ * The size of the data to write in bytes.
+ * @return
+ * True on success, False otherwise.
+ */
+bool files_write_bytes(FILE *out, UINT8 data[], size_t size);
+
+/**
+ * Reads a 16 bit value from a file converting from big endian to host
+ * endianess.
+ * @param out
+ * The file to read from.
+ * @param data
+ * The data that is read, valid on a true return.
+ * @return
+ * True on success, False on error.
+ */
+bool files_read_16(FILE *out, UINT16 *data);
+
+/**
+ * Same as files_read_16 but for 32 bit values.
+ */
+bool files_read_32(FILE *out, UINT32 *data);
+
+/**
+ * Same as files_read_16 but for 64 bit values.
+ */
+bool files_read_64(FILE *out, UINT64 *data);
+
+/**
+ * Reads len bytes from a file.
+ * @param out
+ * The file to read from.
+ * @param data
+ * The buffer to read into, only valid on a True return.
+ * @param size
+ * The number of bytes to read.
+ * @return
+ * True on success, False otherwise.
+ */
+bool files_read_bytes(FILE *out, UINT8 data[], size_t size);
+
+#endif /* FILES_H */