This patch doesn't add FAT_TEST_LIST to ppc in configure.ac because the check-fat patch hasn't merged to the power-asm-wip branch. It can be enabled easily by adding FAT_TEST_LIST="crypto_ext" to the ppc condition in configure.ac once both patches are merged together.

Regards, Mamone

--- fat-ppc.c | 38 ++++++++++++++++++++++++++++++-------- 1 file changed, 30 insertions(+), 8 deletions(-)

diff --git a/fat-ppc.c b/fat-ppc.c index eca689fe..e0b50199 100644 --- a/fat-ppc.c +++ b/fat-ppc.c @@ -68,26 +68,48 @@ struct ppc_features int have_crypto_ext; };

+#define MATCH(s, slen, literal, llen) \ + ((slen) == (llen) && memcmp ((s), (literal), llen) == 0) + static void get_ppc_features (struct ppc_features *features) { + const char *s; + features->have_crypto_ext = 0; + + s = secure_getenv (ENV_OVERRIDE); + if (s) + for (;;) + { + const char *sep = strchr (s, ','); + size_t length = sep ? (size_t) (sep - s) : strlen(s); + + if (MATCH (s, length, "crypto_ext", 10)) + features->have_crypto_ext = 1; + if (!sep) + break; + s = sep + 1; + } + else + { #if defined(_AIX) && defined(__power_8_andup) - features->have_crypto_ext = __power_8_andup() != 0 ? 1 : 0; + features->have_crypto_ext = __power_8_andup() != 0 ? 1 : 0; #else - unsigned long hwcap2 = 0; + unsigned long hwcap2 = 0; #if defined(__linux__) - hwcap2 = getauxval(AT_HWCAP2); + hwcap2 = getauxval(AT_HWCAP2); #elif defined(__FreeBSD__) #if __FreeBSD__ >= 12 - elf_aux_info(AT_HWCAP2, &hwcap2, sizeof(hwcap2)); + elf_aux_info(AT_HWCAP2, &hwcap2, sizeof(hwcap2)); #else - size_t len = sizeof(hwcap2); - sysctlbyname("hw.cpu_features2", &hwcap2, &len, NULL, 0); + size_t len = sizeof(hwcap2); + sysctlbyname("hw.cpu_features2", &hwcap2, &len, NULL, 0); #endif #endif - features->have_crypto_ext = - (hwcap2 & PPC_FEATURE2_VEC_CRYPTO) == PPC_FEATURE2_VEC_CRYPTO ? 1 : 0; + features->have_crypto_ext = + (hwcap2 & PPC_FEATURE2_VEC_CRYPTO) == PPC_FEATURE2_VEC_CRYPTO ? 1 : 0; #endif + } }

DECLARE_FAT_FUNC(_nettle_aes_encrypt, aes_crypt_internal_func)