diff options
Diffstat (limited to '')
| -rw-r--r-- | Makefile | 89 | ||||
| -rw-r--r-- | common.h | 38 | ||||
| -rw-r--r-- | digest.c | 51 | ||||
| -rw-r--r-- | extra/libkeccak_state_copy.c (renamed from libkeccak_state_copy.c) | 2 | ||||
| -rw-r--r-- | extra/libkeccak_state_create.c (renamed from libkeccak_state_create.c) | 2 | ||||
| -rw-r--r-- | extra/libkeccak_state_duplicate.c (renamed from libkeccak_state_duplicate.c) | 2 | ||||
| -rw-r--r-- | extra/libkeccak_state_fast_free.c (renamed from libkeccak_state_fast_free.c) | 2 | ||||
| -rw-r--r-- | extra/libkeccak_state_free.c (renamed from libkeccak_state_free.c) | 2 | ||||
| -rw-r--r-- | extra/libkeccak_state_marshal.c (renamed from libkeccak_state_marshal.c) | 2 | ||||
| -rw-r--r-- | extra/libkeccak_state_reset.c (renamed from libkeccak_state_reset.c) | 2 | ||||
| -rw-r--r-- | extra/libkeccak_state_unmarshal.c (renamed from libkeccak_state_unmarshal.c) | 2 | ||||
| -rw-r--r-- | extra/libkeccak_state_wipe.c (renamed from libkeccak_state_wipe.c) | 4 | ||||
| -rw-r--r-- | extra/libkeccak_state_wipe_message.c (renamed from libkeccak_state_wipe_message.c) | 4 | ||||
| -rw-r--r-- | extra/libkeccak_state_wipe_sponge.c (renamed from libkeccak_state_wipe_sponge.c) | 4 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_copy.c (renamed from libkeccak_hmac_copy.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_create.c (renamed from libkeccak_hmac_create.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_destroy.c (renamed from libkeccak_hmac_destroy.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_digest.c (renamed from libkeccak_hmac_digest.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_duplicate.c (renamed from libkeccak_hmac_duplicate.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_fast_destroy.c (renamed from libkeccak_hmac_fast_destroy.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_fast_digest.c (renamed from libkeccak_hmac_fast_digest.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_fast_free.c (renamed from libkeccak_hmac_fast_free.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_fast_update.c (renamed from libkeccak_hmac_fast_update.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_free.c (renamed from libkeccak_hmac_free.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_initialise.c (renamed from libkeccak_hmac_initialise.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_marshal.c (renamed from libkeccak_hmac_marshal.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_reset.c (renamed from libkeccak_hmac_reset.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_set_key.c (renamed from libkeccak_hmac_set_key.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_unmarshal.c (renamed from libkeccak_hmac_unmarshal.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_update.c (renamed from libkeccak_hmac_update.c) | 2 | ||||
| -rw-r--r-- | hmac/libkeccak_hmac_wipe.c (renamed from libkeccak_hmac_wipe.c) | 2 | ||||
| -rw-r--r-- | libkeccak.h | 188 | ||||
| -rw-r--r-- | libkeccak/extra.h | 140 | ||||
| -rw-r--r-- | spec/libkeccak_cshake_suffix.c (renamed from libkeccak_cshake_suffix.c) | 2 | ||||
| -rw-r--r-- | spec/libkeccak_degeneralise_spec.c (renamed from libkeccak_degeneralise_spec.c) | 2 | ||||
| -rw-r--r-- | spec/libkeccak_generalised_spec_initialise.c (renamed from libkeccak_generalised_spec_initialise.c) | 2 | ||||
| -rw-r--r-- | spec/libkeccak_spec_check.c (renamed from libkeccak_spec_check.c) | 2 | ||||
| -rw-r--r-- | spec/libkeccak_spec_rawshake.c (renamed from libkeccak_spec_rawshake.c) | 2 | ||||
| -rw-r--r-- | spec/libkeccak_spec_sha3.c (renamed from libkeccak_spec_sha3.c) | 2 | ||||
| -rw-r--r-- | util/libkeccak_behex_lower.c (renamed from libkeccak_behex_lower.c) | 2 | ||||
| -rw-r--r-- | util/libkeccak_behex_upper.c (renamed from libkeccak_behex_upper.c) | 2 | ||||
| -rw-r--r-- | util/libkeccak_generalised_sum_fd.c (renamed from libkeccak_generalised_sum_fd.c) | 2 | ||||
| -rw-r--r-- | util/libkeccak_keccaksum_fd.c (renamed from libkeccak_keccaksum_fd.c) | 2 | ||||
| -rw-r--r-- | util/libkeccak_rawshakesum_fd.c (renamed from libkeccak_rawshakesum_fd.c) | 2 | ||||
| -rw-r--r-- | util/libkeccak_sha3sum_fd.c (renamed from libkeccak_sha3sum_fd.c) | 2 | ||||
| -rw-r--r-- | util/libkeccak_shakesum_fd.c (renamed from libkeccak_shakesum_fd.c) | 2 | ||||
| -rw-r--r-- | util/libkeccak_unhex.c (renamed from libkeccak_unhex.c) | 2 |
47 files changed, 321 insertions, 275 deletions
@@ -19,53 +19,53 @@ LIB_VERSION = $(LIB_MAJOR).$(LIB_MINOR) OBJ =\ digest.o\ - libkeccak_behex_lower.o\ - libkeccak_behex_upper.o\ libkeccak_cshake_initialise.o\ - libkeccak_cshake_suffix.o\ - libkeccak_degeneralise_spec.o\ - libkeccak_generalised_spec_initialise.o\ - libkeccak_generalised_sum_fd.o\ - libkeccak_hmac_copy.o\ - libkeccak_hmac_create.o\ - libkeccak_hmac_destroy.o\ - libkeccak_hmac_digest.o\ - libkeccak_hmac_duplicate.o\ - libkeccak_hmac_fast_destroy.o\ - libkeccak_hmac_fast_digest.o\ - libkeccak_hmac_fast_free.o\ - libkeccak_hmac_fast_update.o\ - libkeccak_hmac_free.o\ - libkeccak_hmac_initialise.o\ - libkeccak_hmac_marshal.o\ - libkeccak_hmac_reset.o\ - libkeccak_hmac_set_key.o\ - libkeccak_hmac_unmarshal.o\ - libkeccak_hmac_update.o\ - libkeccak_hmac_wipe.o\ - libkeccak_keccaksum_fd.o\ - libkeccak_rawshakesum_fd.o\ - libkeccak_sha3sum_fd.o\ - libkeccak_shakesum_fd.o\ - libkeccak_spec_check.o\ - libkeccak_spec_rawshake.o\ - libkeccak_spec_sha3.o\ - libkeccak_state_copy.o\ - libkeccak_state_create.o\ libkeccak_state_destroy.o\ - libkeccak_state_duplicate.o\ libkeccak_state_fast_destroy.o\ - libkeccak_state_fast_free.o\ - libkeccak_state_free.o\ libkeccak_state_initialise.o\ - libkeccak_state_marshal.o\ - libkeccak_state_reset.o\ - libkeccak_state_unmarshal.o\ - libkeccak_state_wipe.o\ - libkeccak_state_wipe_message.o\ - libkeccak_state_wipe_sponge.o\ - libkeccak_unhex.o\ - libkeccak_zerocopy_chunksize.o + libkeccak_zerocopy_chunksize.o\ + extra/libkeccak_state_copy.o\ + extra/libkeccak_state_create.o\ + extra/libkeccak_state_duplicate.o\ + extra/libkeccak_state_fast_free.o\ + extra/libkeccak_state_free.o\ + extra/libkeccak_state_marshal.o\ + extra/libkeccak_state_reset.o\ + extra/libkeccak_state_unmarshal.o\ + extra/libkeccak_state_wipe.o\ + extra/libkeccak_state_wipe_message.o\ + extra/libkeccak_state_wipe_sponge.o\ + hmac/libkeccak_hmac_copy.o\ + hmac/libkeccak_hmac_create.o\ + hmac/libkeccak_hmac_destroy.o\ + hmac/libkeccak_hmac_digest.o\ + hmac/libkeccak_hmac_duplicate.o\ + hmac/libkeccak_hmac_fast_destroy.o\ + hmac/libkeccak_hmac_fast_digest.o\ + hmac/libkeccak_hmac_fast_free.o\ + hmac/libkeccak_hmac_fast_update.o\ + hmac/libkeccak_hmac_free.o\ + hmac/libkeccak_hmac_initialise.o\ + hmac/libkeccak_hmac_marshal.o\ + hmac/libkeccak_hmac_reset.o\ + hmac/libkeccak_hmac_set_key.o\ + hmac/libkeccak_hmac_unmarshal.o\ + hmac/libkeccak_hmac_update.o\ + hmac/libkeccak_hmac_wipe.o\ + spec/libkeccak_cshake_suffix.o\ + spec/libkeccak_degeneralise_spec.o\ + spec/libkeccak_generalised_spec_initialise.o\ + spec/libkeccak_spec_check.o\ + spec/libkeccak_spec_rawshake.o\ + spec/libkeccak_spec_sha3.o\ + util/libkeccak_behex_lower.o\ + util/libkeccak_behex_upper.o\ + util/libkeccak_generalised_sum_fd.o\ + util/libkeccak_keccaksum_fd.o\ + util/libkeccak_rawshakesum_fd.o\ + util/libkeccak_sha3sum_fd.o\ + util/libkeccak_shakesum_fd.o\ + util/libkeccak_unhex.o HDR =\ libkeccak.h\ @@ -78,6 +78,7 @@ SUBHDR =\ libkeccak/rawshake.h\ libkeccak/shake.h\ libkeccak/cshake.h\ + libkeccak/extra.h\ libkeccak/hmac.h\ libkeccak/legacy.h\ libkeccak/util.h @@ -214,7 +215,7 @@ uninstall: -rm -rf -- "$(DESTDIR)$(PREFIX)/share/licenses/libkeccak" clean: - -rm -f -- *.o *.su test benchmark benchfile + -rm -f -- *.o *.su */*.o */*.su test benchmark benchfile -rm -f -- *.a libkeccak.$(LIBEXT) libkeccak.$(LIBEXT).* libkeccak.*.$(LIBEXT) .SUFFIXES: @@ -33,6 +33,44 @@ /** + * Literal comma that can be passed as a macro argument + */ +#define COMMA , + +/** + * X-macro-enabled listing of all intergers in [0, 4] + * + * @param X(int) The macro to expand 5 times + * @param D Code to insert between each expansion of `X` + */ +#define LIST_5(X, D)\ + X(0) D X(1) D X(2) D X(3) D X(4) + +/** + * X-macro-enabled listing of all intergers in [0, 7] + * + * @param X(int) The macro to expand 8 times + * @param D Code to insert between each expansion of `X` + */ +#define LIST_8(X, D)\ + X(0) D X(1) D X(2) D X(3) D X(4) D\ + X(5) D X(6) D X(7) + +/** + * X-macro-enabled listing of all intergers in [0, 24] + * + * @param X(int) The macro to expand 25 times + * @param D Code to insert between each expansion of `X` + */ +#define LIST_25(X, D)\ + X( 0) D X( 1) D X( 2) D X( 3) D X( 4) D\ + X( 5) D X( 6) D X( 7) D X( 8) D X( 9) D\ + X(10) D X(11) D X(12) D X(13) D X(14) D\ + X(15) D X(16) D X(17) D X(18) D X(19) D\ + X(20) D X(21) D X(22) D X(23) D X(24) + + +/** * The outer pad pattern for HMAC */ #define HMAC_OUTER_PAD 0x5C @@ -2,34 +2,15 @@ #include "common.h" -/** - * X-macro-enabled listing of all intergers in [0, 4] - */ -#define LIST_5 X(0) X(1) X(2) X(3) X(4) - -/** - * X-macro-enabled listing of all intergers in [0, 7] - */ -#define LIST_8 LIST_5 X(5) X(6) X(7) - -/** - * X-macro-enabled listing of all intergers in [0, 24] - */ -#define LIST_25 LIST_8 X(8) X(9) X(10) X(11) X(12) X(13) X(14) X(15)\ - X(16) X(17) X(18) X(19) X(20) X(21) X(22) X(23) X(24) - - - -#define X(N) (N % 5) * 5 + N / 5, +#define X(N) (N % 5) * 5 + N / 5 /** * The order the lanes should be read when absorbing or squeezing, * it transposes the lanes in the sponge */ -static const long int LANE_TRANSPOSE_MAP[] = { LIST_25 }; +static const long int LANE_TRANSPOSE_MAP[] = { LIST_25(X, COMMA) }; #undef X - /** * Keccak-f round constants */ @@ -83,8 +64,8 @@ libkeccak_f_round(register struct libkeccak_state *state, register int_fast64_t long int w = state->w; /* θ step (step 1 of 3). */ -#define X(N) C[N] = A[N * 5] ^ A[N * 5 + 1] ^ A[N * 5 + 2] ^ A[N * 5 + 3] ^ A[N * 5 + 4]; - LIST_5 +#define X(N) C[N] = A[N * 5] ^ A[N * 5 + 1] ^ A[N * 5 + 2] ^ A[N * 5 + 3] ^ A[N * 5 + 4] + LIST_5(X, ;); #undef X /* θ step (step 2 of 3). */ @@ -104,8 +85,8 @@ libkeccak_f_round(register struct libkeccak_state *state, register int_fast64_t #undef X /* ξ step. */ -#define X(N) A[N] = B[N] ^ ((~(B[(N + 5) % 25])) & B[(N + 10) % 25]); - LIST_25 +#define X(N) A[N] = B[N] ^ ((~(B[(N + 5) % 25])) & B[(N + 10) % 25]) + LIST_25(X, ;); #undef X /* ι step. */ @@ -129,8 +110,8 @@ libkeccak_f_round64(register struct libkeccak_state *state, register int_fast64_ int_fast64_t da, db, dc, dd, de; /* θ step (step 1 of 3). */ -#define X(N) C[N] = A[N * 5] ^ A[N * 5 + 1] ^ A[N * 5 + 2] ^ A[N * 5 + 3] ^ A[N * 5 + 4]; - LIST_5 +#define X(N) C[N] = A[N * 5] ^ A[N * 5 + 1] ^ A[N * 5 + 2] ^ A[N * 5 + 3] ^ A[N * 5 + 4] + LIST_5(X, ;); #undef X /* θ step (step 2 of 3). */ @@ -150,8 +131,8 @@ libkeccak_f_round64(register struct libkeccak_state *state, register int_fast64_ #undef X /* ξ step. */ -#define X(N) A[N] = B[N] ^ ((~(B[(N + 5) % 25])) & B[(N + 10) % 25]); - LIST_25 +#define X(N) A[N] = B[N] ^ ((~(B[(N + 5) % 25])) & B[(N + 10) % 25]) + LIST_25(X, ;); #undef X /* ι step. */ @@ -224,8 +205,8 @@ libkeccak_to_lane64(register const unsigned char *message, register size_t msgle int_fast64_t rc = 0; message += off; #define X(N) if (__builtin_expect(N < n, 1)) rc |= (int_fast64_t)(unsigned char)(message[N]) << (N * 8);\ - else return rc; - LIST_8 + else return rc + LIST_8(X, ;); #undef X return rc; } @@ -284,8 +265,8 @@ libkeccak_absorption_phase(register struct libkeccak_state *restrict state, register long int n = (long)len / rr; if (__builtin_expect(ww >= 8, 1)) { /* ww > 8 is impossible, it is just for optimisation possibilities. */ while (n--) { -#define X(N) state->S[N] ^= libkeccak_to_lane64(message, len, rr, (size_t)(LANE_TRANSPOSE_MAP[N] * 8)); - LIST_25 +#define X(N) state->S[N] ^= libkeccak_to_lane64(message, len, rr, (size_t)(LANE_TRANSPOSE_MAP[N] * 8)) + LIST_25(X, ;); #undef X libkeccak_f(state); message += (size_t)rr; @@ -293,8 +274,8 @@ libkeccak_absorption_phase(register struct libkeccak_state *restrict state, } } else { while (n--) { -#define X(N) state->S[N] ^= libkeccak_to_lane(message, len, rr, ww, (size_t)(LANE_TRANSPOSE_MAP[N] * ww)); - LIST_25 +#define X(N) state->S[N] ^= libkeccak_to_lane(message, len, rr, ww, (size_t)(LANE_TRANSPOSE_MAP[N] * ww)) + LIST_25(X, ;); #undef X libkeccak_f(state); message += (size_t)rr; diff --git a/libkeccak_state_copy.c b/extra/libkeccak_state_copy.c index abec573..950fc91 100644 --- a/libkeccak_state_copy.c +++ b/extra/libkeccak_state_copy.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_state_create.c b/extra/libkeccak_state_create.c index b5a6990..eda9011 100644 --- a/libkeccak_state_create.c +++ b/extra/libkeccak_state_create.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_state_duplicate.c b/extra/libkeccak_state_duplicate.c index 75f85da..3d90d02 100644 --- a/libkeccak_state_duplicate.c +++ b/extra/libkeccak_state_duplicate.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_state_fast_free.c b/extra/libkeccak_state_fast_free.c index db2e44f..af75e39 100644 --- a/libkeccak_state_fast_free.c +++ b/extra/libkeccak_state_fast_free.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_state_fast_free(struct libkeccak_state *); diff --git a/libkeccak_state_free.c b/extra/libkeccak_state_free.c index 41e635e..6a879b3 100644 --- a/libkeccak_state_free.c +++ b/extra/libkeccak_state_free.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_state_free(volatile struct libkeccak_state *); diff --git a/libkeccak_state_marshal.c b/extra/libkeccak_state_marshal.c index 480b4a4..7541164 100644 --- a/libkeccak_state_marshal.c +++ b/extra/libkeccak_state_marshal.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" #if defined(__clang__) diff --git a/libkeccak_state_reset.c b/extra/libkeccak_state_reset.c index bfbbfbd..44eb5a4 100644 --- a/libkeccak_state_reset.c +++ b/extra/libkeccak_state_reset.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_state_reset(struct libkeccak_state *); diff --git a/libkeccak_state_unmarshal.c b/extra/libkeccak_state_unmarshal.c index f9604a2..4714566 100644 --- a/libkeccak_state_unmarshal.c +++ b/extra/libkeccak_state_unmarshal.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" #if defined(__clang__) diff --git a/libkeccak_state_wipe.c b/extra/libkeccak_state_wipe.c index e46a25d..728f72f 100644 --- a/libkeccak_state_wipe.c +++ b/extra/libkeccak_state_wipe.c @@ -1,9 +1,9 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** - * Wipe sensitive data wihout freeing any data + * Wipe sensitive data without freeing any data * * @param state The state that should be wipe */ diff --git a/libkeccak_state_wipe_message.c b/extra/libkeccak_state_wipe_message.c index 135960c..364eb8e 100644 --- a/libkeccak_state_wipe_message.c +++ b/extra/libkeccak_state_wipe_message.c @@ -1,9 +1,9 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** - * Wipe data in the state's message wihout freeing any data + * Wipe data in the state's message without freeing any data * * @param state The state that should be wipe */ diff --git a/libkeccak_state_wipe_sponge.c b/extra/libkeccak_state_wipe_sponge.c index f57ec26..91e845a 100644 --- a/libkeccak_state_wipe_sponge.c +++ b/extra/libkeccak_state_wipe_sponge.c @@ -1,9 +1,9 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** - * Wipe data in the state's sponge wihout freeing any data + * Wipe data in the state's sponge without freeing any data * * @param state The state that should be wipe */ diff --git a/libkeccak_hmac_copy.c b/hmac/libkeccak_hmac_copy.c index 6c61553..8a4077b 100644 --- a/libkeccak_hmac_copy.c +++ b/hmac/libkeccak_hmac_copy.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_hmac_create.c b/hmac/libkeccak_hmac_create.c index 15286b6..ef6f025 100644 --- a/libkeccak_hmac_create.c +++ b/hmac/libkeccak_hmac_create.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline struct libkeccak_hmac_state *libkeccak_hmac_create(const struct libkeccak_spec *restrict, const void *restrict, size_t); diff --git a/libkeccak_hmac_destroy.c b/hmac/libkeccak_hmac_destroy.c index 9444c0d..f2d7419 100644 --- a/libkeccak_hmac_destroy.c +++ b/hmac/libkeccak_hmac_destroy.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_hmac_destroy(volatile struct libkeccak_hmac_state *); diff --git a/libkeccak_hmac_digest.c b/hmac/libkeccak_hmac_digest.c index 2e1732f..a9e3609 100644 --- a/libkeccak_hmac_digest.c +++ b/hmac/libkeccak_hmac_digest.c @@ -1,6 +1,6 @@ /* See LICENSE file for copyright and license details. */ #define NEED_EXPLICIT_BZERO 1 -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_hmac_duplicate.c b/hmac/libkeccak_hmac_duplicate.c index 6c07854..959eae9 100644 --- a/libkeccak_hmac_duplicate.c +++ b/hmac/libkeccak_hmac_duplicate.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline struct libkeccak_hmac_state *libkeccak_hmac_duplicate(const struct libkeccak_hmac_state *); diff --git a/libkeccak_hmac_fast_destroy.c b/hmac/libkeccak_hmac_fast_destroy.c index 529175e..7d9feab 100644 --- a/libkeccak_hmac_fast_destroy.c +++ b/hmac/libkeccak_hmac_fast_destroy.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_hmac_fast_destroy(struct libkeccak_hmac_state *); diff --git a/libkeccak_hmac_fast_digest.c b/hmac/libkeccak_hmac_fast_digest.c index db242a5..dc98136 100644 --- a/libkeccak_hmac_fast_digest.c +++ b/hmac/libkeccak_hmac_fast_digest.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_hmac_fast_free.c b/hmac/libkeccak_hmac_fast_free.c index 897f6e1..5a38207 100644 --- a/libkeccak_hmac_fast_free.c +++ b/hmac/libkeccak_hmac_fast_free.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_hmac_fast_free(struct libkeccak_hmac_state *); diff --git a/libkeccak_hmac_fast_update.c b/hmac/libkeccak_hmac_fast_update.c index 50c34dd..fe163b7 100644 --- a/libkeccak_hmac_fast_update.c +++ b/hmac/libkeccak_hmac_fast_update.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_hmac_free.c b/hmac/libkeccak_hmac_free.c index 2e8e3fb..d31e3a8 100644 --- a/libkeccak_hmac_free.c +++ b/hmac/libkeccak_hmac_free.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_hmac_free(volatile struct libkeccak_hmac_state *); diff --git a/libkeccak_hmac_initialise.c b/hmac/libkeccak_hmac_initialise.c index b2f2552..ca71860 100644 --- a/libkeccak_hmac_initialise.c +++ b/hmac/libkeccak_hmac_initialise.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline int diff --git a/libkeccak_hmac_marshal.c b/hmac/libkeccak_hmac_marshal.c index 604bde2..acd8f63 100644 --- a/libkeccak_hmac_marshal.c +++ b/hmac/libkeccak_hmac_marshal.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline size_t libkeccak_hmac_marshal(const struct libkeccak_hmac_state *restrict, void *restrict); diff --git a/libkeccak_hmac_reset.c b/hmac/libkeccak_hmac_reset.c index 13d7c0e..b6eccf5 100644 --- a/libkeccak_hmac_reset.c +++ b/hmac/libkeccak_hmac_reset.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline int libkeccak_hmac_reset(struct libkeccak_hmac_state *restrict, const void *restrict, size_t); diff --git a/libkeccak_hmac_set_key.c b/hmac/libkeccak_hmac_set_key.c index 2795e4f..e329f5b 100644 --- a/libkeccak_hmac_set_key.c +++ b/hmac/libkeccak_hmac_set_key.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_hmac_unmarshal.c b/hmac/libkeccak_hmac_unmarshal.c index 070c7b5..ddada17 100644 --- a/libkeccak_hmac_unmarshal.c +++ b/hmac/libkeccak_hmac_unmarshal.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" #if defined(__clang__) # pragma clang diagnostic ignored "-Wcast-align" diff --git a/libkeccak_hmac_update.c b/hmac/libkeccak_hmac_update.c index 6f38348..1717390 100644 --- a/libkeccak_hmac_update.c +++ b/hmac/libkeccak_hmac_update.c @@ -1,6 +1,6 @@ /* See LICENSE file for copyright and license details. */ #define NEED_EXPLICIT_BZERO 1 -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_hmac_wipe.c b/hmac/libkeccak_hmac_wipe.c index 11d268a..ec0be2d 100644 --- a/libkeccak_hmac_wipe.c +++ b/hmac/libkeccak_hmac_wipe.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak.h b/libkeccak.h index 081e9e2..670c69e 100644 --- a/libkeccak.h +++ b/libkeccak.h @@ -16,7 +16,6 @@ #endif - /** * Only include some C code if compiling with GCC. * @@ -50,6 +49,7 @@ struct libkeccak_spec { long int output; }; + /** * Data structure that describes the state of a hashing process * @@ -117,6 +117,7 @@ struct libkeccak_state { unsigned char *M; }; + /** * Initialise a state according to hashing specifications * @@ -128,154 +129,6 @@ LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__))) int libkeccak_state_initialise(struct libkeccak_state *, const struct libkeccak_spec *); /** - * Reset a state according to hashing specifications - * - * @param state The state that should be reset - */ -LIBKECCAK_GCC_ONLY(__attribute__((__nonnull__, __nothrow__))) -inline void -libkeccak_state_reset(struct libkeccak_state *state) -{ - state->mptr = 0; - memset(state->S, 0, sizeof(state->S)); -} - -/** - * Release resources allocation for a state without wiping sensitive data - * - * @param state The state that should be destroyed - */ -inline void -libkeccak_state_fast_destroy(struct libkeccak_state *state) -{ - if (state) { - free(state->M); - state->M = NULL; - } -} - -/** - * Wipe data in the state's message wihout freeing any data - * - * @param state The state that should be wipe - */ -LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__, __nothrow__, __optimize__("-O0")))) -void libkeccak_state_wipe_message(volatile struct libkeccak_state *); - -/** - * Wipe data in the state's sponge wihout freeing any data - * - * @param state The state that should be wipe - */ -LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__, __nothrow__, __optimize__("-O0")))) -void libkeccak_state_wipe_sponge(volatile struct libkeccak_state *); - -/** - * Wipe sensitive data wihout freeing any data - * - * @param state The state that should be wipe - */ -LIBKECCAK_GCC_ONLY(__attribute__((__nonnull__, __nothrow__, __optimize__("-O0")))) -void libkeccak_state_wipe(volatile struct libkeccak_state *); - -/** - * Release resources allocation for a state and wipe sensitive data - * - * @param state The state that should be destroyed - */ -LIBKECCAK_GCC_ONLY(__attribute__((__optimize__("-O0")))) -inline void -libkeccak_state_destroy(volatile struct libkeccak_state *state) -{ - if (state) { - libkeccak_state_wipe(state); - free(state->M); - state->M = NULL; - } -} - -/** - * Wrapper for `libkeccak_state_initialise` that also allocates the states - * - * @param spec The specifications for the state - * @return The state, `NULL` on error - */ -LIBKECCAK_GCC_ONLY(__attribute__((__nonnull__, __warn_unused_result__, __malloc__))) -struct libkeccak_state *libkeccak_state_create(const struct libkeccak_spec *); - -/** - * Wrapper for `libkeccak_state_fast_destroy` that also frees the allocation of the state - * - * @param state The state that should be freed - */ -inline void -libkeccak_state_fast_free(struct libkeccak_state *state) -{ - libkeccak_state_fast_destroy(state); - free(state); -} - -/** - * Wrapper for `libkeccak_state_destroy` that also frees the allocation of the state - * - * @param state The state that should be freed - */ -LIBKECCAK_GCC_ONLY(__attribute__((__optimize__("-O0")))) -inline void -libkeccak_state_free(volatile struct libkeccak_state *state) -{ -#ifdef __GNUC__ -# pragma GCC diagnostic push -# pragma GCC diagnostic ignored "-Wcast-qual" -#endif - libkeccak_state_destroy(state); - free((struct libkeccak_state *)state); -#ifdef __GNUC__ -# pragma GCC diagnostic pop -#endif -} - -/** - * Make a copy of a state - * - * @param dest The slot for the duplicate, must not be initialised (memory leak otherwise) - * @param src The state to duplicate - * @return Zero on success, -1 on error - */ -LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__))) -int libkeccak_state_copy(struct libkeccak_state *restrict, const struct libkeccak_state *restrict); - -/** - * A wrapper for `libkeccak_state_copy` that also allocates the duplicate - * - * @param src The state to duplicate - * @return The duplicate, `NULL` on error - */ -LIBKECCAK_GCC_ONLY(__attribute__((__nonnull__, __warn_unused_result__, __malloc__))) -struct libkeccak_state *libkeccak_state_duplicate(const struct libkeccak_state *); - -/** - * Marshal a `struct libkeccak_state` into a buffer - * - * @param state The state to marshal - * @param data The output buffer, can be `NULL` - * @return The number of bytes stored to `data` - */ -LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__(1), __nothrow__))) -size_t libkeccak_state_marshal(const struct libkeccak_state *restrict, void *restrict); - -/** - * Unmarshal a `struct libkeccak_state` from a buffer - * - * @param state The slot for the unmarshalled state, must not be - * initialised (memory leak otherwise), can be `NULL` - * @param data The input buffer - * @return The number of bytes read from `data`, 0 on error - */ -LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__(2)))) -size_t libkeccak_state_unmarshal(struct libkeccak_state *restrict, const void *restrict); - -/** * Get the number of bytes that are absorbed during * one pass of the absorption phase * @@ -413,10 +266,40 @@ void libkeccak_fast_squeeze(register struct libkeccak_state *, register long int LIBKECCAK_GCC_ONLY(__attribute__((__nonnull__, __nothrow__))) void libkeccak_squeeze(register struct libkeccak_state *restrict, register void *restrict); +#include "libkeccak/extra.h" + +/** + * Release resources allocation for a state without wiping sensitive data + * + * @param state The state that should be destroyed + */ +inline void +libkeccak_state_fast_destroy(struct libkeccak_state *state) +{ + if (state) { + free(state->M); + state->M = NULL; + } +} + +/** + * Release resources allocation for a state and wipe sensitive data + * + * @param state The state that should be destroyed + */ +LIBKECCAK_GCC_ONLY(__attribute__((__optimize__("-O0")))) +inline void +libkeccak_state_destroy(volatile struct libkeccak_state *state) +{ + if (state) { + libkeccak_state_wipe(state); + free(state->M); + state->M = NULL; + } +} -#include "libkeccak/hmac.h" -#include "libkeccak/legacy.h" #include "libkeccak/util.h" +#include "libkeccak/hmac.h" #include "libkeccak/keccak.h" #include "libkeccak/sha3.h" @@ -424,6 +307,9 @@ void libkeccak_squeeze(register struct libkeccak_state *restrict, register void #include "libkeccak/shake.h" #include "libkeccak/cshake.h" +#include "libkeccak/legacy.h" + + #if defined(__clang__) # pragma clang diagnostic pop diff --git a/libkeccak/extra.h b/libkeccak/extra.h new file mode 100644 index 0000000..60a2601 --- /dev/null +++ b/libkeccak/extra.h @@ -0,0 +1,140 @@ +/* See LICENSE file for copyright and license details. */ + + +/** + * Reset a state according to hashing specifications + * + * @param state The state that should be reset + */ +LIBKECCAK_GCC_ONLY(__attribute__((__nonnull__, __nothrow__))) +inline void +libkeccak_state_reset(struct libkeccak_state *state) +{ + state->mptr = 0; + memset(state->S, 0, sizeof(state->S)); +} + + +/** + * Wipe data in the state's message without freeing any data + * + * @param state The state that should be wipe + */ +LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__, __nothrow__, __optimize__("-O0")))) +void libkeccak_state_wipe_message(volatile struct libkeccak_state *); + + +/** + * Wipe data in the state's sponge without freeing any data + * + * @param state The state that should be wipe + */ +LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__, __nothrow__, __optimize__("-O0")))) +void libkeccak_state_wipe_sponge(volatile struct libkeccak_state *); + + +/** + * Wipe sensitive data without freeing any data + * + * @param state The state that should be wipe + */ +LIBKECCAK_GCC_ONLY(__attribute__((__nonnull__, __nothrow__, __optimize__("-O0")))) +void libkeccak_state_wipe(volatile struct libkeccak_state *); + + +/** + * Wrapper for `libkeccak_state_initialise` that also allocates the states + * + * @param spec The specifications for the state + * @return The state, `NULL` on error + */ +LIBKECCAK_GCC_ONLY(__attribute__((__nonnull__, __warn_unused_result__, __malloc__))) +struct libkeccak_state *libkeccak_state_create(const struct libkeccak_spec *); + + +/** + * Release resources allocation for a state, + * without wiping sensitive data, and deallocate + * the state object itself + * + * @param state The state that should be freed + */ +inline void +libkeccak_state_fast_free(struct libkeccak_state *state) +{ + if (state) { + free(state->M); + state->M = NULL; + free(state); + } +} + + +/** + * Release resources allocation for a state, and wipe + * sensitive data, and deallocate the state object itself + * + * @param state The state that should be freed + */ +LIBKECCAK_GCC_ONLY(__attribute__((__optimize__("-O0")))) +inline void +libkeccak_state_free(volatile struct libkeccak_state *state) +{ +#ifdef __GNUC__ +# pragma GCC diagnostic push +# pragma GCC diagnostic ignored "-Wcast-qual" +#endif + if (state) { + libkeccak_state_wipe(state); + free(state->M); + state->M = NULL; + free((struct libkeccak_state *)state); + } +#ifdef __GNUC__ +# pragma GCC diagnostic pop +#endif +} + + +/** + * Make a copy of a state + * + * @param dest The slot for the duplicate, must not be initialised (memory leak otherwise) + * @param src The state to duplicate + * @return Zero on success, -1 on error + */ +LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__))) +int libkeccak_state_copy(struct libkeccak_state *restrict, const struct libkeccak_state *restrict); + + +/** + * A wrapper for `libkeccak_state_copy` that also allocates the duplicate + * + * @param src The state to duplicate + * @return The duplicate, `NULL` on error + */ +LIBKECCAK_GCC_ONLY(__attribute__((__nonnull__, __warn_unused_result__, __malloc__))) +struct libkeccak_state *libkeccak_state_duplicate(const struct libkeccak_state *); + + +/** + * Marshal a `struct libkeccak_state` into a buffer + * + * @param state The state to marshal + * @param data The output buffer, can be `NULL` + * @return The number of bytes stored to `data` + */ +LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__(1), __nothrow__))) +size_t libkeccak_state_marshal(const struct libkeccak_state *restrict, void *restrict); + + +/** + * Unmarshal a `struct libkeccak_state` from a buffer + * + * @param state The slot for the unmarshalled state, must not be + * initialised (memory leak otherwise), can be `NULL` + * @param data The input buffer + * @return The number of bytes read from `data`, 0 on error + */ +LIBKECCAK_GCC_ONLY(__attribute__((__leaf__, __nonnull__(2)))) +size_t libkeccak_state_unmarshal(struct libkeccak_state *restrict, const void *restrict); diff --git a/libkeccak_cshake_suffix.c b/spec/libkeccak_cshake_suffix.c index f4068dd..c7e8c51 100644 --- a/libkeccak_cshake_suffix.c +++ b/spec/libkeccak_cshake_suffix.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline const char *libkeccak_cshake_suffix(size_t, size_t); diff --git a/libkeccak_degeneralise_spec.c b/spec/libkeccak_degeneralise_spec.c index efe5127..2a719e9 100644 --- a/libkeccak_degeneralise_spec.c +++ b/spec/libkeccak_degeneralise_spec.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" #if defined(__clang__) diff --git a/libkeccak_generalised_spec_initialise.c b/spec/libkeccak_generalised_spec_initialise.c index 736618c..b2ed3f0 100644 --- a/libkeccak_generalised_spec_initialise.c +++ b/spec/libkeccak_generalised_spec_initialise.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_generalised_spec_initialise(struct libkeccak_generalised_spec *); diff --git a/libkeccak_spec_check.c b/spec/libkeccak_spec_check.c index 0649e5a..92b8e75 100644 --- a/libkeccak_spec_check.c +++ b/spec/libkeccak_spec_check.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline int libkeccak_spec_check(const struct libkeccak_spec *); diff --git a/libkeccak_spec_rawshake.c b/spec/libkeccak_spec_rawshake.c index 99b704c..434604c 100644 --- a/libkeccak_spec_rawshake.c +++ b/spec/libkeccak_spec_rawshake.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_spec_rawshake(struct libkeccak_spec *, long int, long int); diff --git a/libkeccak_spec_sha3.c b/spec/libkeccak_spec_sha3.c index 1ac387e..fe18d72 100644 --- a/libkeccak_spec_sha3.c +++ b/spec/libkeccak_spec_sha3.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline void libkeccak_spec_sha3(struct libkeccak_spec *, long int); diff --git a/libkeccak_behex_lower.c b/util/libkeccak_behex_lower.c index fe71e19..07593e8 100644 --- a/libkeccak_behex_lower.c +++ b/util/libkeccak_behex_lower.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_behex_upper.c b/util/libkeccak_behex_upper.c index e3bae6a..5186a28 100644 --- a/libkeccak_behex_upper.c +++ b/util/libkeccak_behex_upper.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** diff --git a/libkeccak_generalised_sum_fd.c b/util/libkeccak_generalised_sum_fd.c index 11431f0..bad35e9 100644 --- a/libkeccak_generalised_sum_fd.c +++ b/util/libkeccak_generalised_sum_fd.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" #include <stdio.h> diff --git a/libkeccak_keccaksum_fd.c b/util/libkeccak_keccaksum_fd.c index f738115..560e390 100644 --- a/libkeccak_keccaksum_fd.c +++ b/util/libkeccak_keccaksum_fd.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline int libkeccak_keccaksum_fd(int, struct libkeccak_state *restrict, const struct libkeccak_spec *restrict, void *restrict); diff --git a/libkeccak_rawshakesum_fd.c b/util/libkeccak_rawshakesum_fd.c index a988cf2..c9c66ec 100644 --- a/libkeccak_rawshakesum_fd.c +++ b/util/libkeccak_rawshakesum_fd.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline int libkeccak_rawshakesum_fd(int, struct libkeccak_state *restrict, long, long, void *restrict); diff --git a/libkeccak_sha3sum_fd.c b/util/libkeccak_sha3sum_fd.c index 6662ad4..43be4b7 100644 --- a/libkeccak_sha3sum_fd.c +++ b/util/libkeccak_sha3sum_fd.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline int libkeccak_sha3sum_fd(int, struct libkeccak_state *restrict, long, void *restrict); diff --git a/libkeccak_shakesum_fd.c b/util/libkeccak_shakesum_fd.c index 45289f7..9bb4b80 100644 --- a/libkeccak_shakesum_fd.c +++ b/util/libkeccak_shakesum_fd.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" extern inline int libkeccak_shakesum_fd(int, struct libkeccak_state *restrict, long, long, void *restrict); diff --git a/libkeccak_unhex.c b/util/libkeccak_unhex.c index 26a6e7d..b32a3f3 100644 --- a/libkeccak_unhex.c +++ b/util/libkeccak_unhex.c @@ -1,5 +1,5 @@ /* See LICENSE file for copyright and license details. */ -#include "common.h" +#include "../common.h" /** |