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path: root/src/crypto/chacha20poly1305.c
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2017-12-09global: add SPDX tags to all filesGreg Kroah-Hartman
It's good to have SPDX identifiers in all files as the Linux kernel developers are working to add these identifiers to all files. Update all files with the correct SPDX license identifier based on the license text of the project or based on the license in the file itself. The SPDX identifier is a legally binding shorthand, which can be used instead of the full boiler plate text. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Modified-by: Jason A. Donenfeld <Jason@zx2c4.com> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-12-03poly1305: update x86-64 kernel to AVX512F onlySamuel Neves
Signed-off-by: Samuel Neves <sneves@dei.uc.pt> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-11-23chacha20: directly assign constant and initial stateJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-11-22poly1305-avx512: requires AVX512F+VL+BWSamuel Neves
Signed-off-by: Samuel Neves <sneves@dei.uc.pt> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-11-22chacha20poly1305: poly cleans up its own stateJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-11-22poly1305: import MIPS64 primitive from OpenSSLJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-11-22chacha20poly1305: import ARM primitives from OpenSSLJason A. Donenfeld
ARMv4-ARMv8, with NEON for ARMv7 and ARMv8. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-11-22chacha20poly1305: import x86_64 primitives from OpenSSLSamuel Neves
x86_64 only at the moment. SSSE3, AVX, AVX2, AVX512. Signed-off-by: Samuel Neves <sneves@dei.uc.pt> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-11-10receive: hoist fpu outside of receive loopJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-10-31global: style nitsJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-10-31crypto/avx: make sure we can actually use ymm registersJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-10-03global: satisfy bitshift pedantryJason A. Donenfeld
Suggested-by: Sultan Alsawaf <sultanxda@gmail.com> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-06-24main: annotate init/exit functions to save memoryJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-05-30chacha20poly1305: add NEON versions for ARM and ARM64Jason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-05-17chacha20poly1305: implement vectorized hchacha20Jason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-04-04chacha20poly1305: check return values of sgopsJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-03-30chacha20poly1305: enforce authtag checking with compilerJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-03-19blake2s: add AVX implementationJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-01-13Use __read_mostly attribute when possibleJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2017-01-10Update copyrightJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-12-23cookies: use xchacha20poly1305 instead of chacha20poly1305Jason A. Donenfeld
This allows us to precompute the blake2s calls and save cycles, since hchacha is fast. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-12-11global: move to consistent use of uN instead of uintN_t for kernel codeJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-11-21headers: cleanup noticesJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-11-16chacha20poly1305: sse/ymm should be implicitJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-11-16chacha20poly1305: rely on avx and avx2Jason A. Donenfeld
It turns out some FrankenVMs disable AVX but keep AVX2, causing issues. The crypto code now relies on having both AVX and AVX2 and the right features. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-11-07chacha20poly1305: it's just as fast to use these more simple unaligned ↵Jason A. Donenfeld
access helpers Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-11-05chacha20poly1305: cleanup magic constantsJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-11-05c89: the static keyword is okay in c99, but not in c89Jason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-11-04data: keep FPU on when possibleJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-11-03chacha20poly1305: src is different from dst on last pieceJason A. Donenfeld
This took hours of debugging. In some cases, the src and dst are different for the last piece, so the incorrect code here resulted in computing the poly1305 over the wrong data. This lead to packets being unnecessarily dropped. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-09-29Rework headers and includesJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-09-29poly1305: optimize unaligned accessRené van Dorst
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-08-02selftest: move to subfolderJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-08-02c: specify static array size in function paramsJason A. Donenfeld
The C standard states: A declaration of a parameter as ``array of type'' shall be adjusted to ``qualified pointer to type'', where the type qualifiers (if any) are those specified within the [ and ] of the array type derivation. If the keyword static also appears within the [ and ] of the array type derivation, then for each call to the function, the value of the corresponding actual argument shall provide access to the first element of an array with at least as many elements as specified by the size expression. By changing void func(int array[4]) to void func(int array[static 4]), we automatically get the compiler checking argument sizes for us, which is quite nice. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-06-29chacha20poly1305: use more standard way of testing FPU featuresJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-06-25tests: make fatalJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
2016-06-25Initial commitJason A. Donenfeld
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
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