diff options
Diffstat (limited to 'openssl/crypto/cryptlib.c')
| -rw-r--r-- | openssl/crypto/cryptlib.c | 40 |
1 files changed, 34 insertions, 6 deletions
diff --git a/openssl/crypto/cryptlib.c b/openssl/crypto/cryptlib.c index 24fe123e1..766ea8cac 100644 --- a/openssl/crypto/cryptlib.c +++ b/openssl/crypto/cryptlib.c @@ -409,6 +409,10 @@ int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type, void CRYPTO_set_locking_callback(void (*func)(int mode,int type, const char *file,int line)) { + /* Calling this here ensures initialisation before any threads + * are started. + */ + OPENSSL_init(); locking_callback=func; } @@ -661,28 +665,52 @@ const char *CRYPTO_get_lock_name(int type) defined(__INTEL__) || \ defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64) -unsigned long OPENSSL_ia32cap_P=0; -unsigned long *OPENSSL_ia32cap_loc(void) { return &OPENSSL_ia32cap_P; } +unsigned int OPENSSL_ia32cap_P[2]; +unsigned long *OPENSSL_ia32cap_loc(void) +{ if (sizeof(long)==4) + /* + * If 32-bit application pulls address of OPENSSL_ia32cap_P[0] + * clear second element to maintain the illusion that vector + * is 32-bit. + */ + OPENSSL_ia32cap_P[1]=0; + return (unsigned long *)OPENSSL_ia32cap_P; +} #if defined(OPENSSL_CPUID_OBJ) && !defined(OPENSSL_NO_ASM) && !defined(I386_ONLY) #define OPENSSL_CPUID_SETUP +#if defined(_WIN32) +typedef unsigned __int64 IA32CAP; +#else +typedef unsigned long long IA32CAP; +#endif void OPENSSL_cpuid_setup(void) { static int trigger=0; - unsigned long OPENSSL_ia32_cpuid(void); + IA32CAP OPENSSL_ia32_cpuid(void); + IA32CAP vec; char *env; if (trigger) return; trigger=1; - if ((env=getenv("OPENSSL_ia32cap"))) - OPENSSL_ia32cap_P = strtoul(env,NULL,0)|(1<<10); + if ((env=getenv("OPENSSL_ia32cap"))) { + int off = (env[0]=='~')?1:0; +#if defined(_WIN32) + if (!sscanf(env+off,"%I64i",&vec)) vec = strtoul(env+off,NULL,0); +#else + if (!sscanf(env+off,"%lli",(long long *)&vec)) vec = strtoul(env+off,NULL,0); +#endif + if (off) vec = OPENSSL_ia32_cpuid()&~vec; + } else - OPENSSL_ia32cap_P = OPENSSL_ia32_cpuid()|(1<<10); + vec = OPENSSL_ia32_cpuid(); /* * |(1<<10) sets a reserved bit to signal that variable * was initialized already... This is to avoid interference * with cpuid snippets in ELF .init segment. */ + OPENSSL_ia32cap_P[0] = (unsigned int)vec|(1<<10); + OPENSSL_ia32cap_P[1] = (unsigned int)(vec>>32); } #endif |