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Version 2.2.
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
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NIIBE Yutaka
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@ -1,3 +1,7 @@
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2024-04-20 NIIBE Yutaka <gniibe@fsij.org>
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* VERSION: Version 2.2.
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2024-04-18 NIIBE Yutaka <gniibe@fsij.org>
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2024-04-18 NIIBE Yutaka <gniibe@fsij.org>
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* src/keccak.c, src/keccak.h: Rename. Also offer SHA-3.
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* src/keccak.c, src/keccak.h: Rename. Also offer SHA-3.
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9
NEWS
9
NEWS
@ -3,11 +3,16 @@ Gnuk NEWS - User visible changes
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* Major changes in Gnuk 2.2
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* Major changes in Gnuk 2.2
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Released 202?-??-??, by NIIBE Yutaka
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Released 2024-04-20, by NIIBE Yutaka
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** Modular inverse by safegcd256 for Ed25519 and X25519 computation
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** Modular inverse by safegcd256 for Ed25519 and X25519 computation
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Ed25519 and X25519 computation are now faster with safegcd256.
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Ed25519 and X25519 computation are now a bit faster with safegcd256.
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** X25519 with 2^25.5 limb
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X25519 computation is done with 2^25.5 limb. It may be better on
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other MCUs.
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* Major changes in Gnuk 2.1
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* Major changes in Gnuk 2.1
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29
README
29
README
@ -1,14 +1,14 @@
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Gnuk - An Implementation of USB Cryptographic Token for GnuPG
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Gnuk - An Implementation of USB Cryptographic Token for GnuPG
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Version 2.1
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Version 2.2
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2023-09-05
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2024-04-20
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Niibe Yutaka
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Niibe Yutaka
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Free Software Initiative of Japan
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Free Software Initiative of Japan
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Release Notes
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Release Notes
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=============
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=============
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This is the release of Gnuk, version 2.1, which has major clean up
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This is the release of Gnuk, version 2.2, which has major clean up
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from Gnuk 1.2. Many (questionable) features have been removed.
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from Gnuk 1.2. Many (questionable) features have been removed.
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It has supports of Ed25519 and X25519 (ECDH on Curve25519). It also
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It has supports of Ed25519 and X25519 (ECDH on Curve25519). It also
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@ -161,9 +161,7 @@ Gnuk source code is under src/ directory.
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Note that SHA-2 hash function implementation, src/sha256.c, is based
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Note that SHA-2 hash function implementation, src/sha256.c, is based
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on the original implementation by Dr. Brian Gladman. See:
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on the original implementation by Dr. Brian Gladman. See:
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http://brg.a2hosted.com//oldsite/cryptography_technology/sha/index.php
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https://web.archive.org/web/20140314032610/http://gladman.plushost.co.uk/oldsite/cryptography_technology/sha/index.php
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(was at:
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http://gladman.plushost.co.uk/oldsite/cryptography_technology/sha/index.php)
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License
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License
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@ -257,13 +255,10 @@ You need GNU toolchain and newlib for 'arm-none-eabi' target.
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On Debian we can install the packages of gcc-arm-none-eabi
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On Debian we can install the packages of gcc-arm-none-eabi
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and its friends. I'm using:
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and its friends. I'm using:
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binutils-arm-none-eabi 2.40-2+18+b1
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binutils-arm-none-eabi 2.41.90.20240115-1+23
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gcc-arm-none-eabi 15:12.2.rel1-1
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gcc-arm-none-eabi 15:13.2.rel1-2
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picolibc-arm-none-eabi 1.8-1
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picolibc-arm-none-eabi 1.8.6-2
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gdb-multiarch 13.1-3
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gdb-multiarch 13.2-1
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Or else, see https://launchpad.net/gcc-arm-embedded for preparation of
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GNU Toolchain for 'arm-none-eabi' target.
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Change directory to `src':
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Change directory to `src':
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@ -312,9 +307,9 @@ Flying Stone Tiny 01
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If you are using Flying Stone Tiny 01, you need a SWD writer.
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If you are using Flying Stone Tiny 01, you need a SWD writer.
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OpenOCD 0.9.0 now supports ST-Link/V2. We can use it like:
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OpenOCD 0.12.0 supports ST-Link/V2. We can use it like:
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$ openocd -f interface/stlink-v2.cfg -f target/stm32f1x.cfg \
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$ openocd -f interface/stlink.cfg -f target/stm32f1x.cfg \
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-c "program build/gnuk.elf verify reset exit"
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-c "program build/gnuk.elf verify reset exit"
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@ -338,7 +333,7 @@ How to protect flash ROM
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To protect, invoke OpenOCD like (for FST-01):
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To protect, invoke OpenOCD like (for FST-01):
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$ openocd -f interface/stlink-v2.cfg -f target/stm32f1x.cfg \
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$ openocd -f interface/stlink.cfg -f target/stm32f1x.cfg \
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-c init -c "reset halt" -c "stm32f1x lock 0" -c reset -c exit
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-c init -c "reset halt" -c "stm32f1x lock 0" -c reset -c exit
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After power-off / power-on sequence, the contents of flash ROM cannot
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After power-off / power-on sequence, the contents of flash ROM cannot
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@ -346,7 +341,7 @@ be accessible from JTAG debugger.
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Unprotecting is:
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Unprotecting is:
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$ openocd -f interface/stlink-v2.cfg -f target/stm32f1x.cfg \
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$ openocd -f interface/stlink.cfg -f target/stm32f1x.cfg \
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-c init -c "reset halt" -c "stm32f1x unlock 0" -c reset -c exit
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-c init -c "reset halt" -c "stm32f1x unlock 0" -c reset -c exit
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Upon unprotection, flash is erased.
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Upon unprotection, flash is erased.
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