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  • 大小: 1.39MB
    文件類(lèi)型: .gz
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    發(fā)布日期: 2023-08-29
  • 語(yǔ)言: 其他
  • 標(biāo)簽: openssl-fips??

資源簡(jiǎn)介

openssl-fips-2.0.12.tar.gz是linux工具包。

資源截圖

代碼片段和文件信息

#include?
#include?
#include?
#include?
#include?
#include?

#include?“arm_arch.h“

unsigned?int?OPENSSL_armcap_P;

static?sigset_t?all_masked;

static?sigjmp_buf?ill_jmp;
static?void?ill_handler?(int?sig)?{?siglongjmp(ill_jmpsig);?}

/*
?*?Following?subroutines?could?have?been?inlined?but?it‘s?not?all
?*?ARM?compilers?support?inline?assembler...
?*/
void?_armv7_neon_probe(void);
unsigned?int?_armv7_tick(void);
void?_armv8_aes_probe(void);
void?_armv8_sha1_probe(void);
void?_armv8_sha256_probe(void);
void?_armv8_pmull_probe(void);

unsigned?int?OPENSSL_rdtsc(void)
{
if?(OPENSSL_armcap_P|ARMV7_TICK)
return?_armv7_tick();
else
return?0;
}

#if?defined(__GNUC__)?&&?__GNUC__>=2
void?OPENSSL_cpuid_setup(void)?__attribute__((constructor));
#endif
void?OPENSSL_cpuid_setup(void)
{
char?*e;
struct?sigaction ill_oactill_act;
sigset_t oset;
static?int?trigger=0;

if?(trigger)?return;
trigger=1;
?
if?((e=getenv(“OPENSSL_armcap“)))
{
OPENSSL_armcap_P=strtoul(eNULL0);
return;
}

sigfillset(&all_masked);
sigdelset(&all_maskedSIGILL);
sigdelset(&all_maskedSIGTRAP);
sigdelset(&all_maskedSIGFPE);
sigdelset(&all_maskedSIGBUS);
sigdelset(&all_maskedSIGSEGV);

OPENSSL_armcap_P?=?0;

memset(&ill_act0sizeof(ill_act));
ill_act.sa_handler?=?ill_handler;
ill_act.sa_mask????=?all_masked;

sigprocmask(SIG_SETMASK&ill_act.sa_mask&oset);
sigaction(SIGILL&ill_act&ill_oact);

if?(sigsetjmp(ill_jmp1)?==?0)
{
_armv7_neon_probe();
OPENSSL_armcap_P?|=?ARMV7_NEON;
#ifdef?__aarch64__
if?(sigsetjmp(ill_jmp1)?==?0)
{
_armv8_pmull_probe();
OPENSSL_armcap_P?|=?ARMV8_PMULL|ARMV8_AES;
}
else?if?(sigsetjmp(ill_jmp1)?==?0)
{
_armv8_aes_probe();
OPENSSL_armcap_P?|=?ARMV8_AES;
}
if?(sigsetjmp(ill_jmp1)?==?0)
{
_armv8_sha1_probe();
OPENSSL_armcap_P?|=?ARMV8_SHA1;
}
if?(sigsetjmp(ill_jmp1)?==?0)
{
_armv8_sha256_probe();
OPENSSL_armcap_P?|=?ARMV8_SHA256;
}
#endif
}
if?(sigsetjmp(ill_jmp1)?==?0)
{
_armv7_tick();
OPENSSL_armcap_P?|=?ARMV7_TICK;
}

sigaction?(SIGILL&ill_oactNULL);
sigprocmask(SIG_SETMASK&osetNULL);
}

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