--- /dev/null
+*.o
+*.obj
+moc_*
+testapp/testapp
--- /dev/null
+[submodule "hidapi"]
+ path = hidapi
+ url = git://github.com/signal11/hidapi.git
--- /dev/null
+
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+above cannot be given local legal effect according to their terms,
+reviewing courts shall apply local law that most closely approximates
+an absolute waiver of all civil liability in connection with the
+Program, unless a warranty or assumption of liability accompanies a
+copy of the Program in return for a fee.
+
+ END OF TERMS AND CONDITIONS
+
+ How to Apply These Terms to Your New Programs
+
+ If you develop a new program, and you want it to be of the greatest
+possible use to the public, the best way to achieve this is to make it
+free software which everyone can redistribute and change under these terms.
+
+ To do so, attach the following notices to the program. It is safest
+to attach them to the start of each source file to most effectively
+state the exclusion of warranty; and each file should have at least
+the "copyright" line and a pointer to where the full notice is found.
+
+ <one line to give the program's name and a brief idea of what it does.>
+ Copyright (C) <year> <name of author>
+
+ 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 3 of the License, or
+ (at your option) any later version.
+
+ 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.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+Also add information on how to contact you by electronic and paper mail.
+
+ If the program does terminal interaction, make it output a short
+notice like this when it starts in an interactive mode:
+
+ <program> Copyright (C) <year> <name of author>
+ This program comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
+ This is free software, and you are welcome to redistribute it
+ under certain conditions; type `show c' for details.
+
+The hypothetical commands `show w' and `show c' should show the appropriate
+parts of the General Public License. Of course, your program's commands
+might be different; for a GUI interface, you would use an "about box".
+
+ You should also get your employer (if you work as a programmer) or school,
+if any, to sign a "copyright disclaimer" for the program, if necessary.
+For more information on this, and how to apply and follow the GNU GPL, see
+<http://www.gnu.org/licenses/>.
+
+ The GNU General Public License does not permit incorporating your program
+into proprietary programs. If your program is a subroutine library, you
+may consider it more useful to permit linking proprietary applications with
+the library. If this is what you want to do, use the GNU Lesser General
+Public License instead of this License. But first, please read
+<http://www.gnu.org/philosophy/why-not-lgpl.html>.
+
--- /dev/null
+Copyright (c) 2014 Konrad Rosenbaum <konrad@silmor.de>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
\ No newline at end of file
--- /dev/null
+README for FIDO Tools
+======================
+
+(c) Konrad Rosenbaum <konrad@silmor.de>, 2014
+FIDO tools are protected under the GPL version 3 or at your option any newer,
+see COPYING.GPL for details.
+As an exception libfido is protected under the much more permissive MIT
+license, see COPYING.MIT for details.
+
+FIDO Tools provide local facilities to interface with FIDO second factor
+authentication tokens.
+
+WARNING
+--------
+
+THIS IS WORK IN PROGRESS IN ITS EARLIEST STAGES.
+DO NOT EXPECT IT TO DO ANYTHING USEFUL OR EVEN HARMLESS!
+IT MAY EVEN CRASH YOUR TOKEN OR EAT YOUR SYSTEM.
+
+Documentation
+--------------
+
+See doc/index.html for instructions on how to use and build FIDO tools.
+
+
+Preliminary Tests
+------------------
+
+The testapp directory contains code for testing out features - it is not
+very functional or supposed to be part of the final product.
--- /dev/null
+// Common U2F raw message format header - Review Draft
+// 2014-10-08
+// Editor: Jakob Ehrensvard, Yubico, jakob@yubico.com
+
+#ifndef __U2F_H_INCLUDED__
+#define __U2F_H_INCLUDED__
+
+#ifdef _MSC_VER // Windows
+typedef unsigned char uint8_t;
+typedef unsigned short uint16_t;
+typedef unsigned int uint32_t;
+typedef unsigned long int uint64_t;
+#else
+#include <stdint.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// General constants
+#define U2F_EC_KEY_SIZE 32 // EC key size in bytes
+#define U2F_EC_POINT_SIZE ((U2F_EC_KEY_SIZE * 2) + 1) // Size of EC point
+#define U2F_MAX_KH_SIZE 128 // Max size of key handle
+#define U2F_MAX_ATT_CERT_SIZE 2048 // Max size of attestation certificate
+#define U2F_MAX_EC_SIG_SIZE 72 // Max size of DER coded EC signature
+#define U2F_CTR_SIZE 4 // Size of counter field
+#define U2F_APPID_SIZE 32 // Size of application id
+#define U2F_CHAL_SIZE 32 // Size of challenge
+
+#define ENC_SIZE(x) ((x + 7)& 0xfff8)
+
+// EC (uncompressed) point
+
+#define U2F_POINT_UNCOMPRESSED 0x04 // Uncompressed point format
+
+typedef struct {
+ uint8_t pointFormat; // Point type
+ uint8_t x[U2F_EC_KEY_SIZE]; // X-value
+ uint8_t y[U2F_EC_KEY_SIZE]; // Y-value
+} U2F_EC_POINT;
+
+// U2F native commands
+#define U2F_REGISTER 0x01 // Registration command
+#define U2F_AUTHENTICATE 0x02 // Authenticate/sign command
+#define U2F_VERSION 0x03 // Read version string command
+
+#define U2F_VENDOR_FIRST 0xc0 // First vendor defined command
+#define U2F_VENDOR_LAST 0xff // Last vendor defined command
+
+// U2F_CMD_REGISTER command defines
+
+#define U2F_REGISTER_ID 0x05 // Version 2 registration identifier
+#define U2F_REGISTER_HASH_ID 0x00 // Version 2 hash identintifier
+
+typedef struct {
+ uint8_t chal[U2F_CHAL_SIZE]; // Challenge
+ uint8_t appId[U2F_APPID_SIZE]; // Application id
+} U2F_REGISTER_REQ;
+
+typedef struct {
+ uint8_t registerId; // Registration identifier (U2F_REGISTER_ID_V2)
+ U2F_EC_POINT pubKey; // Generated public key
+ uint8_t keyHandleLen; // Length of key handle
+ uint8_t keyHandleCertSig[
+ U2F_MAX_KH_SIZE + // Key handle
+ U2F_MAX_ATT_CERT_SIZE + // Attestation certificate
+ U2F_MAX_EC_SIG_SIZE]; // Registration signature
+} U2F_REGISTER_RESP;
+
+// U2F_CMD_AUTHENTICATE command defines
+
+// Authentication control byte
+
+#define U2F_AUTH_ENFORCE 0x03 // Enforce user presence and sign
+#define U2F_AUTH_CHECK_ONLY 0x07 // Check only
+#define U2F_AUTH_FLAG_TUP 0x01 // Test of user presence set
+
+typedef struct {
+ uint8_t chal[U2F_CHAL_SIZE]; // Challenge
+ uint8_t appId[U2F_APPID_SIZE]; // Application id
+ uint8_t keyHandleLen; // Length of key handle
+ uint8_t keyHandle[U2F_MAX_KH_SIZE]; // Key handle
+} U2F_AUTHENTICATE_REQ;
+
+typedef struct {
+ uint8_t flags; // U2F_AUTH_FLAG_ values
+ uint8_t ctr[U2F_CTR_SIZE]; // Counter field (big-endian)
+ uint8_t sig[U2F_MAX_EC_SIG_SIZE]; // Signature
+} U2F_AUTHENTICATE_RESP;
+
+// Command status responses
+#define U2F_SW_NO_ERROR 0x9000 // SW_NO_ERROR
+#define U2F_SW_WRONG_DATA 0x6984 // SW_WRONG_DATA
+#define U2F_SW_CONDITIONS_NOT_SATISFIED 0x6985 // SW_CONDITIONS_NOT_SATISFIED
+#define U2F_SW_INS_NOT_SUPPORTED 0x6d00 // SW_INS_NOT_SUPPORTED
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __U2F_H_INCLUDED__
--- /dev/null
+// Common U2F HID transport header - Review Draft
+// 2014-10-08
+// Editor: Jakob Ehrensvard, Yubico, jakob@yubico.com
+
+#ifndef __U2FHID_H_INCLUDED__
+#define __U2FHID_H_INCLUDED__
+
+#ifdef _MSC_VER // Windows
+typedef unsigned char uint8_t;
+typedef unsigned short uint16_t;
+typedef unsigned int uint32_t;
+typedef unsigned long int uint64_t;
+#else
+#include <stdint.h>
+#endif
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Size of HID reports
+
+#define HID_RPT_SIZE 64 // Default size of raw HID report
+
+// Frame layout - command- and continuation frames
+
+#define CID_BROADCAST 0xffffffff // Broadcast channel id
+
+#define TYPE_MASK 0x80 // Frame type mask
+#define TYPE_INIT 0x80 // Initial frame identifier
+#define TYPE_CONT 0x00 // Continuation frame identifier
+
+typedef struct {
+ uint32_t cid; // Channel identifier
+ union {
+ uint8_t type; // Frame type - b7 defines type
+ struct {
+ uint8_t cmd; // Command - b7 set
+ uint8_t bcnth; // Message byte count - high part
+ uint8_t bcntl; // Message byte count - low part
+ uint8_t data[HID_RPT_SIZE - 7]; // Data payload
+ } init;
+ struct {
+ uint8_t seq; // Sequence number - b7 cleared
+ uint8_t data[HID_RPT_SIZE - 5]; // Data payload
+ }cont;
+ };
+} U2FHID_FRAME;
+
+#define FRAME_TYPE(f) ((f).type & TYPE_MASK)
+#define FRAME_CMD(f) ((f).init.cmd & ~TYPE_MASK)
+#define MSG_LEN(f) ((f).init.bcnth*256 + (f).init.bcntl)
+#define FRAME_SEQ(f) ((f).cont.seq & ~TYPE_MASK)
+
+// HID usage- and usage-page definitions
+
+#define FIDO_USAGE_PAGE 0xf1d0 // FIDO alliance HID usage page
+#define FIDO_USAGE_U2FHID 0x01 // U2FHID usage for top-level collection
+#define FIDO_USAGE_DATA_IN 0x20 // Raw IN data report
+#define FIDO_USAGE_DATA_OUT 0x21 // Raw OUT data report
+
+// General constants
+
+#define U2FHID_IF_VERSION 2 // Current interface implementation version
+#define U2FHID_TRANS_TIMEOUT 3000 // Default message timeout in ms
+
+// U2FHID native commands
+
+#define U2FHID_PING (TYPE_INIT | 0x01) // Echo data through local processor only
+#define U2FHID_MSG (TYPE_INIT | 0x03) // Send U2F message frame
+#define U2FHID_LOCK (TYPE_INIT | 0x04) // Send lock channel command
+#define U2FHID_INIT (TYPE_INIT | 0x06) // Channel initialization
+#define U2FHID_WINK (TYPE_INIT | 0x08) // Send device identification wink
+#define U2FHID_SYNC (TYPE_INIT | 0x3c) // Protocol resync command
+#define U2FHID_ERROR (TYPE_INIT | 0x3f) // Error response
+
+#define U2FHID_VENDOR_FIRST (TYPE_INIT | 0x40) // First vendor defined command
+#define U2FHID_VENDOR_LAST (TYPE_INIT | 0x7f) // Last vendor defined command
+
+
+// U2FHID_INIT command defines
+
+#define INIT_NONCE_SIZE 8 // Size of channel initialization challenge
+#define CAPFLAG_WINK 0x01 // Device supports WINK command
+
+
+typedef struct {
+ uint8_t nonce[INIT_NONCE_SIZE]; // Client application nonce
+} U2FHID_INIT_REQ;
+
+typedef struct {
+ uint8_t nonce[INIT_NONCE_SIZE]; // Client application nonce
+ uint32_t cid; // Channel identifier
+ uint8_t versionInterface; // Interface version
+ uint8_t versionMajor; // Major version number
+ uint8_t versionMinor; // Minor version number
+ uint8_t versionBuild; // Build version number
+ uint8_t capFlags; // Capabilities flags
+} U2FHID_INIT_RESP;
+
+// U2FHID_SYNC command defines
+
+typedef struct {
+ uint8_t nonce; // Client application nonce
+} U2FHID_SYNC_REQ;
+
+typedef struct {
+ uint8_t nonce; // Client application nonce
+} U2FHID_SYNC_RESP;
+
+// Low-level error codes. Return as negatives.
+
+#define ERR_NONE 0x00 // No error
+#define ERR_INVALID_CMD 0x01 // Invalid command
+#define ERR_INVALID_PAR 0x02 // Invalid parameter
+#define ERR_INVALID_LEN 0x03 // Invalid message length
+#define ERR_INVALID_SEQ 0x04 // Invalid message sequencing
+#define ERR_MSG_TIMEOUT 0x05 // Message has timed out
+#define ERR_CHANNEL_BUSY 0x06 // Channel busy
+#define ERR_LOCK_REQUIRED 0x0a // Command requires channel lock
+#define ERR_SYNC_FAIL 0x0b // SYNC command failed
+#define ERR_OTHER 0x7f // Other unspecified error
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __U2FHID_H_INCLUDED__
--- /dev/null
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
+
+<html><head>
+ <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+ <title>GNU General Public License - GNU Project - Free Software Foundation (FSF)</title>
+ <link rel="alternate" type="application/rdf+xml"
+ href="http://www.gnu.org/licenses/gpl-3.0.rdf" />
+</head>
+<body>
+<h3 style="text-align: center;">GNU GENERAL PUBLIC LICENSE</h3>
+<p style="text-align: center;">Version 3, 29 June 2007</p>
+
+<p>Copyright © 2007 Free Software Foundation, Inc.
+ <<a href="http://fsf.org/">http://fsf.org/</a>></p><p>
+ Everyone is permitted to copy and distribute verbatim copies
+ of this license document, but changing it is not allowed.</p>
+
+<h3><a name="preamble"></a>Preamble</h3>
+
+<p>The GNU General Public License is a free, copyleft license for
+software and other kinds of works.</p>
+
+<p>The licenses for most software and other practical works are designed
+to take away your freedom to share and change the works. By contrast,
+the GNU General Public License is intended to guarantee your freedom to
+share and change all versions of a program--to make sure it remains free
+software for all its users. We, the Free Software Foundation, use the
+GNU General Public License for most of our software; it applies also to
+any other work released this way by its authors. You can apply it to
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+
+<p>When we speak of free software, we are referring to freedom, not
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+
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+
+<p>Developers that use the GNU GPL protect your rights with two steps:
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+giving you legal permission to copy, distribute and/or modify it.</p>
+
+<p>For the developers' and authors' protection, the GPL clearly explains
+that there is no warranty for this free software. For both users' and
+authors' sake, the GPL requires that modified versions be marked as
+changed, so that their problems will not be attributed erroneously to
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+
+<p>Finally, every program is threatened constantly by software patents.
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+patents cannot be used to render the program non-free.</p>
+
+<p>The precise terms and conditions for copying, distribution and
+modification follow.</p>
+
+<h3><a name="terms"></a>TERMS AND CONDITIONS</h3>
+
+<h4><a name="section0"></a>0. Definitions.</h4>
+
+<p>“This License” refers to version 3 of the GNU General Public License.</p>
+
+<p>“Copyright” also means copyright-like laws that apply to other kinds of
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+<p>To “propagate” a work means to do anything with it that, without
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+
+<h4><a name="section1"></a>1. Source Code.</h4>
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+ (including a physical distribution medium), accompanied by the
+ Corresponding Source fixed on a durable physical medium
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+
+<li>b) Convey the object code in, or embodied in, a physical product
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+ long as you offer spare parts or customer support for that product
+ model, to give anyone who possesses the object code either (1) a
+ copy of the Corresponding Source for all the software in the
+ product that is covered by this License, on a durable physical
+ medium customarily used for software interchange, for a price no
+ more than your reasonable cost of physically performing this
+ conveying of source, or (2) access to copy the
+ Corresponding Source from a network server at no charge.</li>
+
+<li>c) Convey individual copies of the object code with a copy of the
+ written offer to provide the Corresponding Source. This
+ alternative is allowed only occasionally and noncommercially, and
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+
+<li>d) Convey the object code by offering access from a designated
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+ may be on a different server (operated by you or a third party)
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+ clear directions next to the object code saying where to find the
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+
+<li>e) Convey the object code using peer-to-peer transmission, provided
+ you inform other peers where the object code and Corresponding
+ Source of the work are being offered to the general public at no
+ charge under subsection 6d.</li>
+</ul>
+
+<p>A separable portion of the object code, whose source code is excluded
+from the Corresponding Source as a System Library, need not be
+included in conveying the object code work.</p>
+
+<p>A “User Product” is either (1) a “consumer product”, which means any
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+
+<p>“Installation Information” for a User Product means any methods,
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+and execute modified versions of a covered work in that User Product from
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+code is in no case prevented or interfered with solely because
+modification has been made.</p>
+
+<p>If you convey an object code work under this section in, or with, or
+specifically for use in, a User Product, and the conveying occurs as
+part of a transaction in which the right of possession and use of the
+User Product is transferred to the recipient in perpetuity or for a
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+Corresponding Source conveyed under this section must be accompanied
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+if neither you nor any third party retains the ability to install
+modified object code on the User Product (for example, the work has
+been installed in ROM).</p>
+
+<p>The requirement to provide Installation Information does not include a
+requirement to continue to provide support service, warranty, or updates
+for a work that has been modified or installed by the recipient, or for
+the User Product in which it has been modified or installed. Access to a
+network may be denied when the modification itself materially and
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+
+<p>Corresponding Source conveyed, and Installation Information provided,
+in accord with this section must be in a format that is publicly
+documented (and with an implementation available to the public in
+source code form), and must require no special password or key for
+unpacking, reading or copying.</p>
+
+<h4><a name="section7"></a>7. Additional Terms.</h4>
+
+<p>“Additional permissions” are terms that supplement the terms of this
+License by making exceptions from one or more of its conditions.
+Additional permissions that are applicable to the entire Program shall
+be treated as though they were included in this License, to the extent
+that they are valid under applicable law. If additional permissions
+apply only to part of the Program, that part may be used separately
+under those permissions, but the entire Program remains governed by
+this License without regard to the additional permissions.</p>
+
+<p>When you convey a copy of a covered work, you may at your option
+remove any additional permissions from that copy, or from any part of
+it. (Additional permissions may be written to require their own
+removal in certain cases when you modify the work.) You may place
+additional permissions on material, added by you to a covered work,
+for which you have or can give appropriate copyright permission.</p>
+
+<p>Notwithstanding any other provision of this License, for material you
+add to a covered work, you may (if authorized by the copyright holders of
+that material) supplement the terms of this License with terms:</p>
+
+<ul>
+<li>a) Disclaiming warranty or limiting liability differently from the
+ terms of sections 15 and 16 of this License; or</li>
+
+<li>b) Requiring preservation of specified reasonable legal notices or
+ author attributions in that material or in the Appropriate Legal
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+
+<li>c) Prohibiting misrepresentation of the origin of that material, or
+ requiring that modified versions of such material be marked in
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+
+<li>d) Limiting the use for publicity purposes of names of licensors or
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+
+<li>e) Declining to grant rights under trademark law for use of some
+ trade names, trademarks, or service marks; or</li>
+
+<li>f) Requiring indemnification of licensors and authors of that
+ material by anyone who conveys the material (or modified versions of
+ it) with contractual assumptions of liability to the recipient, for
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+ those licensors and authors.</li>
+</ul>
+
+<p>All other non-permissive additional terms are considered “further
+restrictions” within the meaning of section 10. If the Program as you
+received it, or any part of it, contains a notice stating that it is
+governed by this License along with a term that is a further
+restriction, you may remove that term. If a license document contains
+a further restriction but permits relicensing or conveying under this
+License, you may add to a covered work material governed by the terms
+of that license document, provided that the further restriction does
+not survive such relicensing or conveying.</p>
+
+<p>If you add terms to a covered work in accord with this section, you
+must place, in the relevant source files, a statement of the
+additional terms that apply to those files, or a notice indicating
+where to find the applicable terms.</p>
+
+<p>Additional terms, permissive or non-permissive, may be stated in the
+form of a separately written license, or stated as exceptions;
+the above requirements apply either way.</p>
+
+<h4><a name="section8"></a>8. Termination.</h4>
+
+<p>You may not propagate or modify a covered work except as expressly
+provided under this License. Any attempt otherwise to propagate or
+modify it is void, and will automatically terminate your rights under
+this License (including any patent licenses granted under the third
+paragraph of section 11).</p>
+
+<p>However, if you cease all violation of this License, then your
+license from a particular copyright holder is reinstated (a)
+provisionally, unless and until the copyright holder explicitly and
+finally terminates your license, and (b) permanently, if the copyright
+holder fails to notify you of the violation by some reasonable means
+prior to 60 days after the cessation.</p>
+
+<p>Moreover, your license from a particular copyright holder is
+reinstated permanently if the copyright holder notifies you of the
+violation by some reasonable means, this is the first time you have
+received notice of violation of this License (for any work) from that
+copyright holder, and you cure the violation prior to 30 days after
+your receipt of the notice.</p>
+
+<p>Termination of your rights under this section does not terminate the
+licenses of parties who have received copies or rights from you under
+this License. If your rights have been terminated and not permanently
+reinstated, you do not qualify to receive new licenses for the same
+material under section 10.</p>
+
+<h4><a name="section9"></a>9. Acceptance Not Required for Having Copies.</h4>
+
+<p>You are not required to accept this License in order to receive or
+run a copy of the Program. Ancillary propagation of a covered work
+occurring solely as a consequence of using peer-to-peer transmission
+to receive a copy likewise does not require acceptance. However,
+nothing other than this License grants you permission to propagate or
+modify any covered work. These actions infringe copyright if you do
+not accept this License. Therefore, by modifying or propagating a
+covered work, you indicate your acceptance of this License to do so.</p>
+
+<h4><a name="section10"></a>10. Automatic Licensing of Downstream Recipients.</h4>
+
+<p>Each time you convey a covered work, the recipient automatically
+receives a license from the original licensors, to run, modify and
+propagate that work, subject to this License. You are not responsible
+for enforcing compliance by third parties with this License.</p>
+
+<p>An “entity transaction” is a transaction transferring control of an
+organization, or substantially all assets of one, or subdividing an
+organization, or merging organizations. If propagation of a covered
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+Corresponding Source of the work from the predecessor in interest, if
+the predecessor has it or can get it with reasonable efforts.</p>
+
+<p>You may not impose any further restrictions on the exercise of the
+rights granted or affirmed under this License. For example, you may
+not impose a license fee, royalty, or other charge for exercise of
+rights granted under this License, and you may not initiate litigation
+(including a cross-claim or counterclaim in a lawsuit) alleging that
+any patent claim is infringed by making, using, selling, offering for
+sale, or importing the Program or any portion of it.</p>
+
+<h4><a name="section11"></a>11. Patents.</h4>
+
+<p>A “contributor” is a copyright holder who authorizes use under this
+License of the Program or a work on which the Program is based. The
+work thus licensed is called the contributor's “contributor version”.</p>
+
+<p>A contributor's “essential patent claims” are all patent claims
+owned or controlled by the contributor, whether already acquired or
+hereafter acquired, that would be infringed by some manner, permitted
+by this License, of making, using, or selling its contributor version,
+but do not include claims that would be infringed only as a
+consequence of further modification of the contributor version. For
+purposes of this definition, “control” includes the right to grant
+patent sublicenses in a manner consistent with the requirements of
+this License.</p>
+
+<p>Each contributor grants you a non-exclusive, worldwide, royalty-free
+patent license under the contributor's essential patent claims, to
+make, use, sell, offer for sale, import and otherwise run, modify and
+propagate the contents of its contributor version.</p>
+
+<p>In the following three paragraphs, a “patent license” is any express
+agreement or commitment, however denominated, not to enforce a patent
+(such as an express permission to practice a patent or covenant not to
+sue for patent infringement). To “grant” such a patent license to a
+party means to make such an agreement or commitment not to enforce a
+patent against the party.</p>
+
+<p>If you convey a covered work, knowingly relying on a patent license,
+and the Corresponding Source of the work is not available for anyone
+to copy, free of charge and under the terms of this License, through a
+publicly available network server or other readily accessible means,
+then you must either (1) cause the Corresponding Source to be so
+available, or (2) arrange to deprive yourself of the benefit of the
+patent license for this particular work, or (3) arrange, in a manner
+consistent with the requirements of this License, to extend the patent
+license to downstream recipients. “Knowingly relying” means you have
+actual knowledge that, but for the patent license, your conveying the
+covered work in a country, or your recipient's use of the covered work
+in a country, would infringe one or more identifiable patents in that
+country that you have reason to believe are valid.</p>
+
+<p>If, pursuant to or in connection with a single transaction or
+arrangement, you convey, or propagate by procuring conveyance of, a
+covered work, and grant a patent license to some of the parties
+receiving the covered work authorizing them to use, propagate, modify
+or convey a specific copy of the covered work, then the patent license
+you grant is automatically extended to all recipients of the covered
+work and works based on it.</p>
+
+<p>A patent license is “discriminatory” if it does not include within
+the scope of its coverage, prohibits the exercise of, or is
+conditioned on the non-exercise of one or more of the rights that are
+specifically granted under this License. You may not convey a covered
+work if you are a party to an arrangement with a third party that is
+in the business of distributing software, under which you make payment
+to the third party based on the extent of your activity of conveying
+the work, and under which the third party grants, to any of the
+parties who would receive the covered work from you, a discriminatory
+patent license (a) in connection with copies of the covered work
+conveyed by you (or copies made from those copies), or (b) primarily
+for and in connection with specific products or compilations that
+contain the covered work, unless you entered into that arrangement,
+or that patent license was granted, prior to 28 March 2007.</p>
+
+<p>Nothing in this License shall be construed as excluding or limiting
+any implied license or other defenses to infringement that may
+otherwise be available to you under applicable patent law.</p>
+
+<h4><a name="section12"></a>12. No Surrender of Others' Freedom.</h4>
+
+<p>If conditions are imposed on you (whether by court order, agreement or
+otherwise) that contradict the conditions of this License, they do not
+excuse you from the conditions of this License. If you cannot convey a
+covered work so as to satisfy simultaneously your obligations under this
+License and any other pertinent obligations, then as a consequence you may
+not convey it at all. For example, if you agree to terms that obligate you
+to collect a royalty for further conveying from those to whom you convey
+the Program, the only way you could satisfy both those terms and this
+License would be to refrain entirely from conveying the Program.</p>
+
+<h4><a name="section13"></a>13. Use with the GNU Affero General Public License.</h4>
+
+<p>Notwithstanding any other provision of this License, you have
+permission to link or combine any covered work with a work licensed
+under version 3 of the GNU Affero General Public License into a single
+combined work, and to convey the resulting work. The terms of this
+License will continue to apply to the part which is the covered work,
+but the special requirements of the GNU Affero General Public License,
+section 13, concerning interaction through a network will apply to the
+combination as such.</p>
+
+<h4><a name="section14"></a>14. Revised Versions of this License.</h4>
+
+<p>The Free Software Foundation may publish revised and/or new versions of
+the GNU General Public License from time to time. Such new versions will
+be similar in spirit to the present version, but may differ in detail to
+address new problems or concerns.</p>
+
+<p>Each version is given a distinguishing version number. If the
+Program specifies that a certain numbered version of the GNU General
+Public License “or any later version” applies to it, you have the
+option of following the terms and conditions either of that numbered
+version or of any later version published by the Free Software
+Foundation. If the Program does not specify a version number of the
+GNU General Public License, you may choose any version ever published
+by the Free Software Foundation.</p>
+
+<p>If the Program specifies that a proxy can decide which future
+versions of the GNU General Public License can be used, that proxy's
+public statement of acceptance of a version permanently authorizes you
+to choose that version for the Program.</p>
+
+<p>Later license versions may give you additional or different
+permissions. However, no additional obligations are imposed on any
+author or copyright holder as a result of your choosing to follow a
+later version.</p>
+
+<h4><a name="section15"></a>15. Disclaimer of Warranty.</h4>
+
+<p>THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
+APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
+HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM “AS IS” WITHOUT WARRANTY
+OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM
+IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
+ALL NECESSARY SERVICING, REPAIR OR CORRECTION.</p>
+
+<h4><a name="section16"></a>16. Limitation of Liability.</h4>
+
+<p>IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
+WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR CONVEYS
+THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
+GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE
+USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF
+DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD
+PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS),
+EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGES.</p>
+
+<h4><a name="section17"></a>17. Interpretation of Sections 15 and 16.</h4>
+
+<p>If the disclaimer of warranty and limitation of liability provided
+above cannot be given local legal effect according to their terms,
+reviewing courts shall apply local law that most closely approximates
+an absolute waiver of all civil liability in connection with the
+Program, unless a warranty or assumption of liability accompanies a
+copy of the Program in return for a fee.</p>
+
+<p>END OF TERMS AND CONDITIONS</p>
+
+<h3><a name="howto"></a>How to Apply These Terms to Your New Programs</h3>
+
+<p>If you develop a new program, and you want it to be of the greatest
+possible use to the public, the best way to achieve this is to make it
+free software which everyone can redistribute and change under these terms.</p>
+
+<p>To do so, attach the following notices to the program. It is safest
+to attach them to the start of each source file to most effectively
+state the exclusion of warranty; and each file should have at least
+the “copyright” line and a pointer to where the full notice is found.</p>
+
+<pre> <one line to give the program's name and a brief idea of what it does.>
+ Copyright (C) <year> <name of author>
+
+ 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 3 of the License, or
+ (at your option) any later version.
+
+ 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.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+</pre>
+
+<p>Also add information on how to contact you by electronic and paper mail.</p>
+
+<p>If the program does terminal interaction, make it output a short
+notice like this when it starts in an interactive mode:</p>
+
+<pre> <program> Copyright (C) <year> <name of author>
+ This program comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
+ This is free software, and you are welcome to redistribute it
+ under certain conditions; type `show c' for details.
+</pre>
+
+<p>The hypothetical commands `show w' and `show c' should show the appropriate
+parts of the General Public License. Of course, your program's commands
+might be different; for a GUI interface, you would use an “about box”.</p>
+
+<p>You should also get your employer (if you work as a programmer) or school,
+if any, to sign a “copyright disclaimer” for the program, if necessary.
+For more information on this, and how to apply and follow the GNU GPL, see
+<<a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>>.</p>
+
+<p>The GNU General Public License does not permit incorporating your program
+into proprietary programs. If your program is a subroutine library, you
+may consider it more useful to permit linking proprietary applications with
+the library. If this is what you want to do, use the GNU Lesser General
+Public License instead of this License. But first, please read
+<<a href="http://www.gnu.org/philosophy/why-not-lgpl.html">http://www.gnu.org/philosophy/why-not-lgpl.html</a>>.</p>
+
+</body></html>
--- /dev/null
+<html>
+<title>FIDO Tools</title>
+<body>
+<h1>FIDO Tools</h1>
+
+<p>© Konrad Rosenbaum <konrad@silmor.de>, 2014<br/>
+FIDO tools are protected under the <a href="gpl3.html">GPL version 3</a>, or at your option any newer.<br/>
+As an exception libfido is protected under the much more permissive <a href="mit.html">MIT license</a>.</p>
+
+<p>FIDO Tools provide local facilities to interface with FIDO second factor
+authentication tokens as specified by the <a href="https://fidoalliance.org/">FIDO Alliance</a>.</p>
+
+<h2>Parts of FIDO Tools</h2>
+
+<img src="arch-diagram.png"/><p/>
+
+<p><b>FIDO Daemon</b> - a program working in the background accessing the FIDO tokens, generating, enrolling, and verifying keys and services. It acts as the actual backend for all other utilities.</p>
+
+<p><b>LibFIDO</b> - a thin library layer that is linked into client programs, which accesses the FIDO daemon for the actual work.</p>
+
+<p><b>libQtFido</b> - the Qt5 based version of the library.</p>
+
+<p><b>PAM-FIDO</b> - a PAM module that enables systems to authenticate users against FIDO tokens.</p>
+
+<p><b>FidoCtl</b> - a utility to access all FIDO Daemon functions from scripts. For example to enroll keys for PAM.</p>
+
+<p><b>FidoUi</b> - a GUI to access FIDO functions (based on Qt5 and libQtFido).</p>
+
+<h2>Building and Development</h2>
+
+<ul>
+<li>Building FIDO Tools</li>
+<li>Source Docu:<ul>
+ <li>libFIDO - how to use FIDO Tools in your own programs</li>
+ <li>FIDO Daemon - architecture of the main program</li>
+ <li>PAM-FIDO - the FIDO based PAM module</li>
+ <li>libQtFido - the Qt5 module for FIDO</li>
+ </ul></li>
+</ul>
+
+</body>
+</html>
\ No newline at end of file
--- /dev/null
+<html>
+<title>MIT License</title>
+<body>
+<pre>
+Copyright (c) 2014 Konrad Rosenbaum <konrad@silmor.de>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+</pre>
+</body>
+</html>
\ No newline at end of file
--- /dev/null
+Subproject commit d17db57b9d4354752e0af42f5f33007a42ef2906
--- /dev/null
+/*
+LibFIDO header file
+
+Copyright (c) 2014 Konrad Rosenbaum <konrad@silmor.de>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#ifndef LIBFIDO_H_
+#define LIBFIDO_H_
+
+
+/// successful request
+#define FIDO_SUCCESS 0
+/// there was no connection or the connection was lost, call libfido_init()
+#define FIDO_NOCONN -1
+/// there was an I/O error, unable to send/receive data
+#define FIDO_IOERR -2
+/// the request was rejected by the daemon
+#define FIDO_REJECTED -3
+
+/// Initialize the library: establishes a connection to the FIDO daemon.
+/// \returns 0 on success
+int libfido_init();
+
+/// Close the connection to the daemon, free all resources.
+void libfido_done();
+
+enum libfido_client_request_type
+{
+ ///checks that the token is still plugged in
+ libfido_TokenPresent=1,
+ ///actually sends a ping packet to the token and veries it still reacts
+ libfido_PingToken=2,
+ ///enrolls an application with the token, generates a new key
+ libfido_EnrollToken=10,
+ ///verify that a key is present on one of the attached tokens, does not verify user presence
+ libfido_CheckKeyExists=20,
+ ///verifies that a key is present and valid as well as that the user is present
+ libfido_VerifyKeyAndPresence=21,
+};
+
+enum libfido_result_type
+{
+ ///the verification failed completely
+ libfido_Failed=0,
+ ///the key was verified as valid, but no user presence has been checked or the user was not present
+ libfido_VerifiedAbsent=1,
+ ///the key was verified as valid and the user was present
+ libfido_VerifiedPresent=2
+};
+
+struct libfido_client_request
+{
+ //request data
+ libfido_client_request_type type;
+
+ //generic data
+ unsigned char keyhandle[128],nonce[8],appid[32],challenge[32];
+ unsigned char token_uuid[16];
+
+ //response data
+ libfido_result_type result;
+};
+
+void libfido_init_client_request(struct libfido_client_request*request,libfido_request_type type);
+void libfido_free_client_request(struct libfido_client_request*request);
+
+void libfido_client_request_set_appid(struct libfido_client_request*request,const char*appid);
+
+int libfido_exec_client_request(struct libfido_client_request*request);
+
+
+struct libfido_token
+{
+ unsigned char token_uuid[16];
+ /** Serial Number */
+ char *serial_number;
+ /** Manufacturer String */
+ char *manufacturer_string;
+ /** Product string */
+ char *product_string;
+};
+
+void libfido_enumerate_tokens(struct libfido_token**tokens,int*numtokens);
+void libfido_free_tokens(struct libfido_token*tokens);
+
+
+enum libfido_server_request_type
+{
+ ///enrolls a key at the server side
+ libfido_EnrollKey,
+ ///creates random data as a challenge parameter
+ libfido_CreateChallenge,
+ ///authenticates the response received from a client
+ libfido_Authenticate
+};
+
+struct libfido_server_request
+{
+ libfido_server_request_type type;
+
+ ///the server domain/context in which the key is used
+ char domain[1024];
+};
+
+void libfido_init_server_request(struct libfido_server_request*request,libfido_server_request_type type,const char*domain);
+void libfido_free_server_request(struct libfido_server_request*request);
+
+int libfido_exec_server_request(struct libfido_server_request*request);
+
+#endif
--- /dev/null
+
+SOURCES = $(shell ls *.c)
+OBJECTS = $(SOURCES:.c=.o)
+
+USBCFLAGS = $(shell pkg-config libusb-1.0 --cflags)
+USBLIBS = $(shell pkg-config libusb-1.0 --libs)
+
+CFLAGS = -g -Wall $(USBCFLAGS)
+LDFLAGS = $(USBLIBS)
+CC = gcc
+
+testapp: $(OBJECTS)
+ $(CC) -o $@ $^ $(LDFLAGS)
+
+%.o: %.c
+ $(CC) $(CFLAGS) -c $<
+
+.PHONY: clean
+clean:
+ -rm -rf testapp *.o
--- /dev/null
+#include <libusb.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <string.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include "fidodevice.h"
+
+#include "hidapi_report.h"
+
+#include "u2f.h"
+#include "u2f_hid.h"
+
+struct fido_device_s*fido_devicelist=NULL;
+
+int fido_numdevices()
+{
+ int num=0;
+ struct fido_device_s *dev;
+ for(dev=fido_devicelist;dev!=NULL;dev=dev->next)num++;
+ return num;
+}
+
+void fido_freedevice()
+{
+ struct fido_device_s*dev,*tmp;
+ for(dev=fido_devicelist;dev!=NULL;dev=tmp){
+ tmp=dev->next;
+ libusb_unref_device(dev->device);
+ free(dev);
+ }
+ fido_devicelist=NULL;
+}
+
+libusb_device_handle*fido_open(struct fido_device_s*dev)
+{
+ libusb_device_handle*hdl;
+ int r;
+ if((r=libusb_open(dev->device,&hdl))!=0){
+ fprintf(stderr,"Unable to open Device %04x:%04x - %s (%i)\n",dev->idVendor,dev->idProduct,libusb_strerror(r),r);
+ return NULL;
+ }
+ libusb_set_auto_detach_kernel_driver(hdl,1);
+ if((r=libusb_claim_interface(hdl,dev->interfaceidx))!=0){
+ fprintf(stderr,"Unable to claim Device %04x:%04x Interface %i - %s (%i)\n",dev->idVendor,dev->idProduct,dev->interface,libusb_strerror(r),r);
+ libusb_close(hdl);
+ return NULL;
+ }
+ if((r=libusb_set_interface_alt_setting(hdl,dev->interfaceidx,dev->altsettingidx))!=0){
+ fprintf(stderr,"Unable to set alt-setting correctly %04x:%04x Interface %i AltSetting %i - %s (%i)\n", dev->idVendor, dev->idProduct, dev->interface, dev->altsetting, libusb_strerror(r),r);
+ libusb_release_interface(hdl,dev->interfaceidx);
+ libusb_close(hdl);
+ return NULL;
+ }
+ return hdl;
+}
+
+void fido_close(libusb_device_handle*hdl,struct fido_device_s*dev)
+{
+ libusb_release_interface(hdl,dev->interfaceidx);
+ libusb_close(hdl);
+}
+
+static int fido_getrandom(unsigned char*data,int length)
+{
+ if(data==NULL)return 0;
+ if(length<=0)return 0;
+ int fd=open("/dev/random",O_RDONLY);
+ if(fd<0)return 0;
+ int rd=read(fd,data,length);
+ close(fd);
+ if(rd<length)return 0;
+ else return length;
+}
+
+static char*bytes2hex(unsigned char*data,int len)
+{
+ static char buf[1024*2+1];
+ static const char hex[]="0123456789ABCDEF";
+ memset(buf,0,sizeof(buf));
+ int i;
+ for(i=0;i<len;i++){
+ buf[i*2]=hex[data[i]>>4];
+ buf[i*2+1]=hex[data[i]&0xf];
+ }
+ return buf;
+}
+
+static void fido_info_one(struct fido_device_s*dev)
+{
+ //open device
+ libusb_device_handle*hdl=fido_open(dev);
+ if(hdl==NULL)
+ return;
+ //send command
+ unsigned char data[1024];
+ memset(data,0,sizeof(data));
+ data[0]=FIDO_USAGE_DATA_OUT;
+ data[1]=U2FHID_INIT;
+ data[2]=8;
+ fido_getrandom(data+3,8);
+ int ret=hid_write(hdl,dev->interfaceidx,dev->endpointout,data,11);
+ if(ret>=0){
+ memset(data,0,sizeof(data));
+ data[0]=FIDO_USAGE_DATA_IN;
+ ret=hid_read(hdl,dev->interfaceidx,dev->endpointin,data,sizeof(data));
+ if(ret>=0){
+ printf(" Report Length: %i\n Report Type: %i (%s)\n",ret,data[0],data[0]==FIDO_USAGE_DATA_IN?"FIDO IN":"?");
+ printf(" Nonce: %s\n",bytes2hex(data+2,8));
+ printf(" Channel: %s\n",bytes2hex(data+10,4));
+ printf(" Protocol Version: %i\n Major Device Version: %i\n Minor Device Version: %i\n Build Device Version: %i\n Capabilities: %02x\n",data[14],data[15],data[16],data[17],data[18]);
+ }else
+ fprintf(stderr,"Failed to receive response to INIT request: %s\n",libusb_strerror(ret));
+ }else
+ fprintf(stderr,"Unable to transmit INIT request: %s\n",libusb_strerror(ret));
+ //free device
+ fido_close(hdl,dev);
+}
+
+void fido_info()
+{
+ struct fido_device_s*dev;
+ for(dev=fido_devicelist;dev!=NULL;dev=dev->next){
+ printf("Device %04x:%04x\n",dev->idVendor,dev->idProduct);
+ fido_info_one(dev);
+ }
+}
+
+
+int fido_send(struct fido_device_s*dev,unsigned int channel,unsigned char cmd,unsigned char *data,int length)
+{
+ if(cmd<0x80)return 0;//not a valid command
+ if(dev->packetsize<7 || dev->packetsize>1024)return -100; //ooops!
+ if(length<0 || length > (dev->packetsize-7 + 128*(dev->packetsize-5)))return -1;//too much data
+ unsigned char frame[1024];
+ //construct command frame
+ frame[0]=FIDO_USAGE_DATA_OUT;
+ frame[1]=cmd;
+ frame[2]=channel>>24;
+ frame[3]=(channel>>16)&0xff;
+ frame[4]=(channel>>8)&0xff;
+ frame[5]=channel&0xff;
+ frame[6]=(length>>8)&0xff;
+ frame[7]=length&0xff;
+ int plen=length;
+ if(plen>(dev->packetsize-7))plen=dev->packetsize-7;
+ memcpy(frame+8,data,plen);
+ if(hid_write()
+ //construct remaining frames
+}
--- /dev/null
+
+struct libusb_device;
+
+struct fido_device_s {
+ struct libusb_device*device;
+ unsigned short idVendor,idProduct;
+ unsigned char interface,interfaceidx,altsetting,altsettingidx,config;
+ unsigned char endpointin,endpointout;
+ int packetsize;
+ struct fido_device_s*next;
+};
+
+extern struct fido_device_s*fido_devicelist;
+
+///returns the number of detected devices
+int fido_numdevices();
+///frees all devices
+void fido_freedevice();
+
+///prints info about all devices
+void fido_info();
+
+///send a message to the fido device, returns 1 on success, <=0 on failure
+int fido_send(struct fido_device_s*dev,unsigned int channel,unsigned char cmd,unsigned char *data,int length);
+
+//default protocol timeout in ms
+#define FIDO_TIMEOUT 30000
--- /dev/null
+/*******************************************************
+ HIDAPI - Multi-Platform library for
+ communication with HID devices.
+
+ Alan Ott
+ Signal 11 Software
+
+ 8/22/2009
+ Linux Version - 6/2/2010
+ Libusb Version - 8/13/2010
+ FreeBSD Version - 11/1/2011
+
+ Copyright 2009, All Rights Reserved.
+
+ At the discretion of the user of this library,
+ this software may be licensed under the terms of the
+ GNU General Public License v3, a BSD-Style license, or the
+ original HIDAPI license as outlined in the LICENSE.txt,
+ LICENSE-gpl3.txt, LICENSE-bsd.txt, and LICENSE-orig.txt
+ files located at the root of the source distribution.
+ These files may also be found in the public source
+ code repository located at:
+ http://github.com/signal11/hidapi .
+********************************************************/
+
+//Slightly modified by Konrad Rosenbaum, 2014
+
+#include <libusb.h>
+#include <pthread.h>
+#include <time.h>
+#include <stdlib.h>
+
+#include "fidodevice.h"
+
+int hid_send_feature_report(libusb_device_handle *dev, unsigned char interface, const unsigned char *data, size_t length)
+{
+ int res = -1;
+ int skipped_report_id = 0;
+ int report_number = data[0];
+
+ if (report_number == 0x0) {
+ data++;
+ length--;
+ skipped_report_id = 1;
+ }
+
+ res = libusb_control_transfer(dev,
+ LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE|LIBUSB_ENDPOINT_OUT,
+ 0x09/*HID set_report*/,
+ (3/*HID feature*/ << 8) | report_number,
+ interface,
+ (unsigned char *)data, length,
+ FIDO_TIMEOUT/*timeout millis*/);
+
+ if (res < 0)
+ return res;
+
+ /* Account for the report ID */
+ if (skipped_report_id)
+ length++;
+
+ return length;
+}
+
+int hid_get_feature_report(libusb_device_handle *dev, unsigned char interface, unsigned char *data, size_t length)
+{
+ int res = -1;
+ int skipped_report_id = 0;
+ int report_number = data[0];
+
+ if (report_number == 0x0) {
+ /* Offset the return buffer by 1, so that the report ID
+ will remain in byte 0. */
+ data++;
+ length--;
+ skipped_report_id = 1;
+ }
+ res = libusb_control_transfer(dev,
+ LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE|LIBUSB_ENDPOINT_IN,
+ 0x01/*HID get_report*/,
+ (3/*HID feature*/ << 8) | report_number,
+ interface,
+ (unsigned char *)data, length,
+ FIDO_TIMEOUT/*timeout millis*/);
+
+ if (res < 0)
+ return res;
+
+ if (skipped_report_id)
+ res++;
+
+ return res;
+}
+
+
+
+int hid_write(libusb_device_handle *dev, unsigned char interface, unsigned char endpoint, const unsigned char *data, size_t length)
+{
+ int res;
+ int report_number = data[0];
+ int skipped_report_id = 0;
+
+ if (report_number == 0x0) {
+ data++;
+ length--;
+ skipped_report_id = 1;
+ }
+
+
+ if (endpoint <= 0) {
+ /* No interrput out endpoint. Use the Control Endpoint */
+ res = libusb_control_transfer(dev,
+ LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE|LIBUSB_ENDPOINT_OUT,
+ 0x09/*HID Set_Report*/,
+ (2/*HID output*/ << 8) | report_number,
+ interface,
+ (unsigned char *)data, length,
+ FIDO_TIMEOUT/*timeout millis*/);
+
+ if (res < 0)
+ return res;
+
+ if (skipped_report_id)
+ length++;
+
+ return length;
+ }
+ else {
+ /* Use the interrupt out endpoint */
+ int actual_length;
+ res = libusb_interrupt_transfer(dev,
+ endpoint,
+ (unsigned char*)data,
+ length,
+ &actual_length, FIDO_TIMEOUT);
+
+ if (res < 0)
+ return res;
+
+ if (skipped_report_id)
+ actual_length++;
+
+ return actual_length;
+ }
+}
+
+
+//actually completely re-implemented synchronously
+int hid_read(libusb_device_handle *dev, unsigned char interface, unsigned char endpoint, unsigned char *data, size_t length)
+{
+ int reallength;
+ int res= libusb_interrupt_transfer(dev,endpoint,data,length,&reallength,FIDO_TIMEOUT);
+ if(res==0)return reallength;
+ else return res;
+}
--- /dev/null
+#include <stdlib.h>
+
+struct libusb_device_handle;
+
+int hid_send_feature_report(libusb_device_handle *dev, unsigned char interface, const unsigned char *data, size_t length);
+int hid_get_feature_report(libusb_device_handle *dev, unsigned char interface, unsigned char *data, size_t length);
+int hid_write(libusb_device_handle *dev, unsigned char interface, unsigned char endpoint, const unsigned char *data, size_t length);
+int hid_read(libusb_device_handle *dev, unsigned char interface, unsigned char endpoint, unsigned char *data, size_t length);
--- /dev/null
+/********************************************************************
+ * These functions were copied from the LibUSB based implementation
+ * of HIDAPI:
+ *
+ Alan Ott
+ Signal 11 Software
+
+ 8/22/2009
+ Linux Version - 6/2/2010
+ Libusb Version - 8/13/2010
+ FreeBSD Version - 11/1/2011
+
+ Copyright 2009, All Rights Reserved.
+
+ At the discretion of the user of this library,
+ this software may be licensed under the terms of the
+ GNU General Public License v3, a BSD-Style license, or the
+ original HIDAPI license as outlined in the LICENSE.txt,
+ LICENSE-gpl3.txt, LICENSE-bsd.txt, and LICENSE-orig.txt
+ files located at the root of the source distribution.
+ These files may also be found in the public source
+ code repository located at:
+ http://github.com/signal11/hidapi .
+ ********************************************************************/
+
+#include "hidapi_usage.h"
+
+/* Get bytes from a HID Report Descriptor.
+ Only call with a num_bytes of 0, 1, 2, or 4. */
+static uint32_t get_bytes(uint8_t *rpt, size_t len, size_t num_bytes, size_t cur)
+{
+ /* Return if there aren't enough bytes. */
+ if (cur + num_bytes >= len)
+ return 0;
+
+ if (num_bytes == 0)
+ return 0;
+ else if (num_bytes == 1) {
+ return rpt[cur+1];
+ }
+ else if (num_bytes == 2) {
+ return (rpt[cur+2] * 256 + rpt[cur+1]);
+ }
+ else if (num_bytes == 4) {
+ return (rpt[cur+4] * 0x01000000 +
+ rpt[cur+3] * 0x00010000 +
+ rpt[cur+2] * 0x00000100 +
+ rpt[cur+1] * 0x00000001);
+ }
+ else
+ return 0;
+}
+
+/* Retrieves the device's Usage Page and Usage from the report
+ descriptor. The algorithm is simple, as it just returns the first
+ Usage and Usage Page that it finds in the descriptor.
+ The return value is 0 on success and -1 on failure. */
+int hidapi_usage_get_usage(uint8_t* report_descriptor, size_t size, short unsigned int* usage_page, short unsigned int* usage)
+{
+ unsigned int i = 0;
+ int size_code;
+ int data_len, key_size;
+ int usage_found = 0, usage_page_found = 0;
+
+ while (i < size) {
+ int key = report_descriptor[i];
+ int key_cmd = key & 0xfc;
+
+ //printf("key: %02hhx\n", key);
+
+ if ((key & 0xf0) == 0xf0) {
+ /* This is a Long Item. The next byte contains the
+ length of the data section (value) for this key.
+ See the HID specification, version 1.11, section
+ 6.2.2.3, titled "Long Items." */
+ if (i+1 < size)
+ data_len = report_descriptor[i+1];
+ else
+ data_len = 0; /* malformed report */
+ key_size = 3;
+ }
+ else {
+ /* This is a Short Item. The bottom two bits of the
+ key contain the size code for the data section
+ (value) for this key. Refer to the HID
+ specification, version 1.11, section 6.2.2.2,
+ titled "Short Items." */
+ size_code = key & 0x3;
+ switch (size_code) {
+ case 0:
+ case 1:
+ case 2:
+ data_len = size_code;
+ break;
+ case 3:
+ data_len = 4;
+ break;
+ default:
+ /* Can't ever happen since size_code is & 0x3 */
+ data_len = 0;
+ break;
+ };
+ key_size = 1;
+ }
+
+ if (key_cmd == 0x4) {
+ *usage_page = get_bytes(report_descriptor, size, data_len, i);
+ usage_page_found = 1;
+ //printf("Usage Page: %x\n", (uint32_t)*usage_page);
+ }
+ if (key_cmd == 0x8) {
+ *usage = get_bytes(report_descriptor, size, data_len, i);
+ usage_found = 1;
+ //printf("Usage: %x\n", (uint32_t)*usage);
+ }
+
+ if (usage_page_found && usage_found)
+ return 0; /* success */
+
+ /* Skip over this key and it's associated data */
+ i += data_len + key_size;
+ }
+
+ return -1; /* failure */
+}
--- /dev/null
+#include <stdint.h>
+#include <stddef.h>
+
+int hidapi_usage_get_usage(uint8_t *report_descriptor, size_t size,
+ unsigned short *usage_page, unsigned short *usage);
--- /dev/null
+#include <libusb.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "fidodevice.h"
+#include "scanfordev.h"
+
+static void printhelp(char*app)
+{
+ fprintf(stderr,
+ "Usage: %s <command> <params...>\n\n"
+ " help\n\tshow help text\n\n"
+ " info\n\tquery information about the token\n\n"
+ " register appid [challenge]\n\tregister the key for the given appid, if no challenge is\n\tgiven, one is generated.\n\n"
+ " auth keyid [challenge]\n\tauthenticates the key, if no challenge is given, one is generated\n\n",
+ app);
+}
+
+int main(int ac,char**av)
+{
+ if(ac<2 || strcmp(av[1],"help")==0 || strcmp(av[1],"--help")==0){
+ printhelp(av[0]);
+ return 0;
+ }
+ libusb_init(NULL);
+ scanfordevices();
+ if(strcmp(av[1],"info")==0){
+ fido_info();
+ return 0;
+ }else{
+ fprintf(stderr,"Unknown sub-command %s.\n",av[1]);
+ printhelp(av[0]);
+ return 1;
+ }
+}
--- /dev/null
+#include <libusb.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "hidapi_usage.h"
+#include "fidodevice.h"
+
+void scaninterface(libusb_device*dev,int iface,int altset,struct libusb_config_descriptor *config,struct libusb_device_descriptor*desc)
+{
+ unsigned char buf[64];
+ int len,i,j;
+ unsigned short usagepage,usage;
+ //sequence for opening and claiming the interface
+ libusb_device_handle*hdl;
+ if(libusb_open(dev,&hdl)!=0){
+ fprintf(stderr," Unable to open Device.\n");
+ return;
+ }
+ libusb_set_auto_detach_kernel_driver(hdl,1);
+ if(libusb_claim_interface(hdl,iface)!=0){
+ fprintf(stderr," Unable to claim Device.\n");
+ libusb_close(hdl);
+ return;
+ }
+ if(libusb_set_interface_alt_setting(hdl,iface,altset)!=0){
+ fprintf(stderr," Unable to set alt-setting correctly.\n");
+ libusb_release_interface(hdl,iface);
+ libusb_close(hdl);
+ return;
+ }
+ //get descriptor
+ if((len=libusb_get_descriptor(hdl,LIBUSB_DT_HID,0,buf,sizeof(buf)))<2){
+ fprintf(stderr," Unable to retrieve HID descriptor.\n");
+ libusb_release_interface(hdl,iface);
+ libusb_close(hdl);
+ return;
+ }
+ printf(" Descriptor");
+ for(i=0;i<len;i++)printf(" %02x",buf[i]);
+ printf(".\n");
+ len = libusb_control_transfer(hdl, LIBUSB_ENDPOINT_IN|LIBUSB_RECIPIENT_INTERFACE, LIBUSB_REQUEST_GET_DESCRIPTOR, (LIBUSB_DT_REPORT << 8)|iface, 0, buf, sizeof(buf), 5000);
+ printf(" Descriptor2");
+ for(i=0;i<len;i++)printf(" %02x",buf[i]);
+ printf(".\n");
+ if(hidapi_usage_get_usage(buf,len,&usagepage,&usage)==0){
+ printf(" Usage Page: 0x%04x; Usage: 0x%04x; ",usagepage,usage);
+ if(usagepage==0xf1d0 && usage==1){
+ printf("THIS IS A MATCH!\n");
+ struct fido_device_s*devd=malloc(sizeof(struct fido_device_s));
+ memset(devd,0,sizeof(struct fido_device_s));
+ devd->altsetting=config->interface[iface].altsetting[altset].bAlternateSetting;
+ devd->altsettingidx=altset;
+ devd->config=config->bConfigurationValue;
+ devd->interface=config->interface[iface].altsetting[altset].iInterface;
+ devd->interfaceidx=iface;
+ devd->idProduct=desc->idProduct;
+ devd->idVendor=desc->idVendor;
+ devd->packetsize=desc->bMaxPacketSize0;
+ devd->device=libusb_ref_device(dev);
+ for(j=0;j<config->interface[iface].altsetting[altset].bNumEndpoints;j++){
+ unsigned char ep=config->interface[iface].altsetting[altset].endpoint[j].bEndpointAddress;
+ int ps=config->interface[iface].altsetting[altset].endpoint[j].wMaxPacketSize;
+ if(ep&LIBUSB_ENDPOINT_IN)
+ devd->endpointin=ep;
+ else
+ devd->endpointout=ep;
+ if(ps<devd->packetsize)devd->packetsize=ps;
+ }
+ devd->next=fido_devicelist;
+ fido_devicelist=devd;
+ }else printf("Sorry, no match.\n");
+ }
+ libusb_release_interface(hdl,iface);
+ libusb_close(hdl);
+}
+
+void scandevice(libusb_device*dev)
+{
+ struct libusb_device_descriptor dd;
+ struct libusb_config_descriptor *config;
+ int i,j,k;
+ if(libusb_get_device_descriptor(dev,&dd)!=0){
+ fprintf(stderr,"Unable to scan one device.\n");
+ return;
+ }
+ printf("Device ID %04x:%04x type %i subtype %i\n",dd.idVendor,dd.idProduct,dd.bDeviceClass,dd.bDeviceSubClass);
+ if(dd.bDeviceClass!=LIBUSB_CLASS_PER_INTERFACE && dd.bDeviceClass!=LIBUSB_CLASS_HID)return;//not direct HID or per-Iface
+ if(dd.bDeviceClass==LIBUSB_CLASS_HID && dd.bDeviceSubClass!=0)return;//direct HID, but not "unspecific"
+ printf("Device Type ok, ID %04x:%04x\n",dd.idVendor,dd.idProduct);
+ //scan interfaces
+ if(libusb_get_active_config_descriptor(dev,&config)!=0){
+ fprintf(stderr,"Unable to get active Configuration of Device %04x:%04x\n",dd.idVendor,dd.idProduct);
+ return;
+ }
+ for(i=0;i<config->bNumInterfaces;i++){
+ for(j=0;j<config->interface[i].num_altsetting;j++){
+ printf(" Scanning Config %i Iface %i Altsetting %i... ",config->bConfigurationValue, config->interface[i].altsetting[j].bInterfaceNumber, config->interface[i].altsetting[j].bAlternateSetting);
+ if(config->interface[i].altsetting[j].bInterfaceClass==LIBUSB_CLASS_HID && config->interface[i].altsetting[j].bInterfaceSubClass==0){
+ printf("potential match!\n");
+ printf(" desctype %i exlen %i\n",
+ config->interface[i].altsetting[j].bDescriptorType,
+ config->interface[i].altsetting[j].extra_length
+ );
+ for(k=0;k<config->interface[i].altsetting[j].bNumEndpoints;k++)
+ printf(" endpoint %02x packet size %i\n",
+ config->interface[i].altsetting[j].endpoint[k].bEndpointAddress,
+ config->interface[i].altsetting[j].endpoint[k].wMaxPacketSize);
+ printf(" extra");
+ for(k=0;k<config->interface[i].altsetting[j].extra_length;k++)
+ printf(" %02x",config->interface[i].altsetting[j].extra[k]);
+ printf(".\n");
+ scaninterface(dev,i,j,config,&dd);
+ }else
+ printf("no match.\n");
+ }
+ }
+ libusb_free_config_descriptor(config);
+}
+
+void scanfordevices()
+{
+ struct libusb_device**devlist;
+ ssize_t numdevs;
+ int i;
+ numdevs=libusb_get_device_list(NULL,&devlist);
+ if(numdevs<=0){
+ fprintf(stderr,"No USB devices found.\n");
+ return;
+ }
+ for(i=0;i<numdevs;i++){
+ scandevice(devlist[i]);
+ }
+ libusb_free_device_list(devlist,1);
+}
--- /dev/null
+void scanfordevices();
+
--- /dev/null
+// Common U2F raw message format header - Review Draft
+// 2014-10-08
+// Editor: Jakob Ehrensvard, Yubico, jakob@yubico.com
+
+#ifndef __U2F_H_INCLUDED__
+#define __U2F_H_INCLUDED__
+
+#ifdef _MSC_VER // Windows
+typedef unsigned char uint8_t;
+typedef unsigned short uint16_t;
+typedef unsigned int uint32_t;
+typedef unsigned long int uint64_t;
+#else
+#include <stdint.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// General constants
+#define U2F_EC_KEY_SIZE 32 // EC key size in bytes
+#define U2F_EC_POINT_SIZE ((U2F_EC_KEY_SIZE * 2) + 1) // Size of EC point
+#define U2F_MAX_KH_SIZE 128 // Max size of key handle
+#define U2F_MAX_ATT_CERT_SIZE 2048 // Max size of attestation certificate
+#define U2F_MAX_EC_SIG_SIZE 72 // Max size of DER coded EC signature
+#define U2F_CTR_SIZE 4 // Size of counter field
+#define U2F_APPID_SIZE 32 // Size of application id
+#define U2F_CHAL_SIZE 32 // Size of challenge
+
+#define ENC_SIZE(x) ((x + 7)& 0xfff8)
+
+// EC (uncompressed) point
+
+#define U2F_POINT_UNCOMPRESSED 0x04 // Uncompressed point format
+
+typedef struct {
+ uint8_t pointFormat; // Point type
+ uint8_t x[U2F_EC_KEY_SIZE]; // X-value
+ uint8_t y[U2F_EC_KEY_SIZE]; // Y-value
+} U2F_EC_POINT;
+
+// U2F native commands
+#define U2F_REGISTER 0x01 // Registration command
+#define U2F_AUTHENTICATE 0x02 // Authenticate/sign command
+#define U2F_VERSION 0x03 // Read version string command
+
+#define U2F_VENDOR_FIRST 0xc0 // First vendor defined command
+#define U2F_VENDOR_LAST 0xff // Last vendor defined command
+
+// U2F_CMD_REGISTER command defines
+
+#define U2F_REGISTER_ID 0x05 // Version 2 registration identifier
+#define U2F_REGISTER_HASH_ID 0x00 // Version 2 hash identintifier
+
+typedef struct {
+ uint8_t chal[U2F_CHAL_SIZE]; // Challenge
+ uint8_t appId[U2F_APPID_SIZE]; // Application id
+} U2F_REGISTER_REQ;
+
+typedef struct {
+ uint8_t registerId; // Registration identifier (U2F_REGISTER_ID_V2)
+ U2F_EC_POINT pubKey; // Generated public key
+ uint8_t keyHandleLen; // Length of key handle
+ uint8_t keyHandleCertSig[
+ U2F_MAX_KH_SIZE + // Key handle
+ U2F_MAX_ATT_CERT_SIZE + // Attestation certificate
+ U2F_MAX_EC_SIG_SIZE]; // Registration signature
+} U2F_REGISTER_RESP;
+
+// U2F_CMD_AUTHENTICATE command defines
+
+// Authentication control byte
+
+#define U2F_AUTH_ENFORCE 0x03 // Enforce user presence and sign
+#define U2F_AUTH_CHECK_ONLY 0x07 // Check only
+#define U2F_AUTH_FLAG_TUP 0x01 // Test of user presence set
+
+typedef struct {
+ uint8_t chal[U2F_CHAL_SIZE]; // Challenge
+ uint8_t appId[U2F_APPID_SIZE]; // Application id
+ uint8_t keyHandleLen; // Length of key handle
+ uint8_t keyHandle[U2F_MAX_KH_SIZE]; // Key handle
+} U2F_AUTHENTICATE_REQ;
+
+typedef struct {
+ uint8_t flags; // U2F_AUTH_FLAG_ values
+ uint8_t ctr[U2F_CTR_SIZE]; // Counter field (big-endian)
+ uint8_t sig[U2F_MAX_EC_SIG_SIZE]; // Signature
+} U2F_AUTHENTICATE_RESP;
+
+// Command status responses
+#define U2F_SW_NO_ERROR 0x9000 // SW_NO_ERROR
+#define U2F_SW_WRONG_DATA 0x6984 // SW_WRONG_DATA
+#define U2F_SW_CONDITIONS_NOT_SATISFIED 0x6985 // SW_CONDITIONS_NOT_SATISFIED
+#define U2F_SW_INS_NOT_SUPPORTED 0x6d00 // SW_INS_NOT_SUPPORTED
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __U2F_H_INCLUDED__
--- /dev/null
+// Common U2F HID transport header - Review Draft
+// 2014-10-08
+// Editor: Jakob Ehrensvard, Yubico, jakob@yubico.com
+
+#ifndef __U2FHID_H_INCLUDED__
+#define __U2FHID_H_INCLUDED__
+
+#ifdef _MSC_VER // Windows
+typedef unsigned char uint8_t;
+typedef unsigned short uint16_t;
+typedef unsigned int uint32_t;
+typedef unsigned long int uint64_t;
+#else
+#include <stdint.h>
+#endif
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Size of HID reports
+
+#define HID_RPT_SIZE 64 // Default size of raw HID report
+
+// Frame layout - command- and continuation frames
+
+#define CID_BROADCAST 0xffffffff // Broadcast channel id
+
+#define TYPE_MASK 0x80 // Frame type mask
+#define TYPE_INIT 0x80 // Initial frame identifier
+#define TYPE_CONT 0x00 // Continuation frame identifier
+
+typedef struct {
+ uint32_t cid; // Channel identifier
+ union {
+ uint8_t type; // Frame type - b7 defines type
+ struct {
+ uint8_t cmd; // Command - b7 set
+ uint8_t bcnth; // Message byte count - high part
+ uint8_t bcntl; // Message byte count - low part
+ uint8_t data[HID_RPT_SIZE - 7]; // Data payload
+ } init;
+ struct {
+ uint8_t seq; // Sequence number - b7 cleared
+ uint8_t data[HID_RPT_SIZE - 5]; // Data payload
+ }cont;
+ };
+} U2FHID_FRAME;
+
+#define FRAME_TYPE(f) ((f).type & TYPE_MASK)
+#define FRAME_CMD(f) ((f).init.cmd & ~TYPE_MASK)
+#define MSG_LEN(f) ((f).init.bcnth*256 + (f).init.bcntl)
+#define FRAME_SEQ(f) ((f).cont.seq & ~TYPE_MASK)
+
+// HID usage- and usage-page definitions
+
+#define FIDO_USAGE_PAGE 0xf1d0 // FIDO alliance HID usage page
+#define FIDO_USAGE_U2FHID 0x01 // U2FHID usage for top-level collection
+#define FIDO_USAGE_DATA_IN 0x20 // Raw IN data report
+#define FIDO_USAGE_DATA_OUT 0x21 // Raw OUT data report
+
+// General constants
+
+#define U2FHID_IF_VERSION 2 // Current interface implementation version
+#define U2FHID_TRANS_TIMEOUT 3000 // Default message timeout in ms
+
+// U2FHID native commands
+
+#define U2FHID_PING (TYPE_INIT | 0x01) // Echo data through local processor only
+#define U2FHID_MSG (TYPE_INIT | 0x03) // Send U2F message frame
+#define U2FHID_LOCK (TYPE_INIT | 0x04) // Send lock channel command
+#define U2FHID_INIT (TYPE_INIT | 0x06) // Channel initialization
+#define U2FHID_WINK (TYPE_INIT | 0x08) // Send device identification wink
+#define U2FHID_SYNC (TYPE_INIT | 0x3c) // Protocol resync command
+#define U2FHID_ERROR (TYPE_INIT | 0x3f) // Error response
+
+#define U2FHID_VENDOR_FIRST (TYPE_INIT | 0x40) // First vendor defined command
+#define U2FHID_VENDOR_LAST (TYPE_INIT | 0x7f) // Last vendor defined command
+
+
+// U2FHID_INIT command defines
+
+#define INIT_NONCE_SIZE 8 // Size of channel initialization challenge
+#define CAPFLAG_WINK 0x01 // Device supports WINK command
+
+
+typedef struct {
+ uint8_t nonce[INIT_NONCE_SIZE]; // Client application nonce
+} U2FHID_INIT_REQ;
+
+typedef struct {
+ uint8_t nonce[INIT_NONCE_SIZE]; // Client application nonce
+ uint32_t cid; // Channel identifier
+ uint8_t versionInterface; // Interface version
+ uint8_t versionMajor; // Major version number
+ uint8_t versionMinor; // Minor version number
+ uint8_t versionBuild; // Build version number
+ uint8_t capFlags; // Capabilities flags
+} U2FHID_INIT_RESP;
+
+// U2FHID_SYNC command defines
+
+typedef struct {
+ uint8_t nonce; // Client application nonce
+} U2FHID_SYNC_REQ;
+
+typedef struct {
+ uint8_t nonce; // Client application nonce
+} U2FHID_SYNC_RESP;
+
+// Low-level error codes. Return as negatives.
+
+#define ERR_NONE 0x00 // No error
+#define ERR_INVALID_CMD 0x01 // Invalid command
+#define ERR_INVALID_PAR 0x02 // Invalid parameter
+#define ERR_INVALID_LEN 0x03 // Invalid message length
+#define ERR_INVALID_SEQ 0x04 // Invalid message sequencing
+#define ERR_MSG_TIMEOUT 0x05 // Message has timed out
+#define ERR_CHANNEL_BUSY 0x06 // Channel busy
+#define ERR_LOCK_REQUIRED 0x0a // Command requires channel lock
+#define ERR_SYNC_FAIL 0x0b // SYNC command failed
+#define ERR_OTHER 0x7f // Other unspecified error
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __U2FHID_H_INCLUDED__
projects / web/konrad/fidotools.git / commitdiff
