diff options
Diffstat (limited to 'drivers/builtin_openssl2/crypto/threads/th-lock.c')
-rw-r--r-- | drivers/builtin_openssl2/crypto/threads/th-lock.c | 490 |
1 files changed, 246 insertions, 244 deletions
diff --git a/drivers/builtin_openssl2/crypto/threads/th-lock.c b/drivers/builtin_openssl2/crypto/threads/th-lock.c index 14aae5f912..cc8cf2581d 100644 --- a/drivers/builtin_openssl2/crypto/threads/th-lock.c +++ b/drivers/builtin_openssl2/crypto/threads/th-lock.c @@ -5,21 +5,21 @@ * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. - * + * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * + * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. - * + * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: @@ -34,10 +34,10 @@ * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from + * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * + * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE @@ -49,7 +49,7 @@ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. - * + * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence @@ -61,21 +61,21 @@ #include <string.h> #include <errno.h> #ifdef LINUX -#include <typedefs.h> +# include <typedefs.h> #endif #ifdef OPENSSL_SYS_WIN32 -#include <windows.h> +# include <windows.h> #endif #ifdef SOLARIS -#include <synch.h> -#include <thread.h> +# include <synch.h> +# include <thread.h> #endif #ifdef IRIX -#include <ulocks.h> -#include <sys/prctl.h> +# include <ulocks.h> +# include <sys/prctl.h> #endif #ifdef PTHREADS -#include <pthread.h> +# include <pthread.h> #endif #include <openssl/lhash.h> #include <openssl/crypto.h> @@ -88,16 +88,19 @@ void CRYPTO_thread_setup(void); void CRYPTO_thread_cleanup(void); -static void irix_locking_callback(int mode,int type,char *file,int line); -static void solaris_locking_callback(int mode,int type,char *file,int line); -static void win32_locking_callback(int mode,int type,char *file,int line); -static void pthreads_locking_callback(int mode,int type,char *file,int line); +static void irix_locking_callback(int mode, int type, char *file, int line); +static void solaris_locking_callback(int mode, int type, char *file, + int line); +static void win32_locking_callback(int mode, int type, char *file, int line); +static void pthreads_locking_callback(int mode, int type, char *file, + int line); -static unsigned long irix_thread_id(void ); -static unsigned long solaris_thread_id(void ); -static unsigned long pthreads_thread_id(void ); +static unsigned long irix_thread_id(void); +static unsigned long solaris_thread_id(void); +static unsigned long pthreads_thread_id(void); -/* usage: +/*- + * usage: * CRYPTO_thread_setup(); * application code * CRYPTO_thread_cleanup(); @@ -110,141 +113,140 @@ static unsigned long pthreads_thread_id(void ); static HANDLE *lock_cs; void CRYPTO_thread_setup(void) - { - int i; - - lock_cs=OPENSSL_malloc(CRYPTO_num_locks() * sizeof(HANDLE)); - for (i=0; i<CRYPTO_num_locks(); i++) - { - lock_cs[i]=CreateMutex(NULL,FALSE,NULL); - } - - CRYPTO_set_locking_callback((void (*)(int,int,char *,int))win32_locking_callback); - /* id callback defined */ - return(1); - } +{ + int i; + + lock_cs = OPENSSL_malloc(CRYPTO_num_locks() * sizeof(HANDLE)); + if (!lock_cs) { + /* Nothing we can do about this...void function! */ + return; + } + for (i = 0; i < CRYPTO_num_locks(); i++) { + lock_cs[i] = CreateMutex(NULL, FALSE, NULL); + } + + CRYPTO_set_locking_callback((void (*)(int, int, char *, int)) + win32_locking_callback); + /* id callback defined */ + return (1); +} static void CRYPTO_thread_cleanup(void) - { - int i; +{ + int i; - CRYPTO_set_locking_callback(NULL); - for (i=0; i<CRYPTO_num_locks(); i++) - CloseHandle(lock_cs[i]); - OPENSSL_free(lock_cs); - } + CRYPTO_set_locking_callback(NULL); + for (i = 0; i < CRYPTO_num_locks(); i++) + CloseHandle(lock_cs[i]); + OPENSSL_free(lock_cs); +} void win32_locking_callback(int mode, int type, char *file, int line) - { - if (mode & CRYPTO_LOCK) - { - WaitForSingleObject(lock_cs[type],INFINITE); - } - else - { - ReleaseMutex(lock_cs[type]); - } - } - -#endif /* OPENSSL_SYS_WIN32 */ +{ + if (mode & CRYPTO_LOCK) { + WaitForSingleObject(lock_cs[type], INFINITE); + } else { + ReleaseMutex(lock_cs[type]); + } +} + +#endif /* OPENSSL_SYS_WIN32 */ #ifdef SOLARIS -#define USE_MUTEX +# define USE_MUTEX -#ifdef USE_MUTEX +# ifdef USE_MUTEX static mutex_t *lock_cs; -#else +# else static rwlock_t *lock_cs; -#endif +# endif static long *lock_count; void CRYPTO_thread_setup(void) - { - int i; - -#ifdef USE_MUTEX - lock_cs=OPENSSL_malloc(CRYPTO_num_locks() * sizeof(mutex_t)); -#else - lock_cs=OPENSSL_malloc(CRYPTO_num_locks() * sizeof(rwlock_t)); -#endif - lock_count=OPENSSL_malloc(CRYPTO_num_locks() * sizeof(long)); - for (i=0; i<CRYPTO_num_locks(); i++) - { - lock_count[i]=0; -#ifdef USE_MUTEX - mutex_init(&(lock_cs[i]),USYNC_THREAD,NULL); -#else - rwlock_init(&(lock_cs[i]),USYNC_THREAD,NULL); -#endif - } - - CRYPTO_set_id_callback((unsigned long (*)())solaris_thread_id); - CRYPTO_set_locking_callback((void (*)())solaris_locking_callback); - } +{ + int i; + +# ifdef USE_MUTEX + lock_cs = OPENSSL_malloc(CRYPTO_num_locks() * sizeof(mutex_t)); +# else + lock_cs = OPENSSL_malloc(CRYPTO_num_locks() * sizeof(rwlock_t)); +# endif + if (!lock_cs) { + /* Nothing we can do about this...void function! */ + return; + } + lock_count = OPENSSL_malloc(CRYPTO_num_locks() * sizeof(long)); + for (i = 0; i < CRYPTO_num_locks(); i++) { + lock_count[i] = 0; +# ifdef USE_MUTEX + mutex_init(&(lock_cs[i]), USYNC_THREAD, NULL); +# else + rwlock_init(&(lock_cs[i]), USYNC_THREAD, NULL); +# endif + } + + CRYPTO_set_id_callback((unsigned long (*)())solaris_thread_id); + CRYPTO_set_locking_callback((void (*)())solaris_locking_callback); +} void CRYPTO_thread_cleanup(void) - { - int i; - - CRYPTO_set_locking_callback(NULL); - for (i=0; i<CRYPTO_num_locks(); i++) - { -#ifdef USE_MUTEX - mutex_destroy(&(lock_cs[i])); -#else - rwlock_destroy(&(lock_cs[i])); -#endif - } - OPENSSL_free(lock_cs); - OPENSSL_free(lock_count); - } +{ + int i; + + CRYPTO_set_locking_callback(NULL); + for (i = 0; i < CRYPTO_num_locks(); i++) { +# ifdef USE_MUTEX + mutex_destroy(&(lock_cs[i])); +# else + rwlock_destroy(&(lock_cs[i])); +# endif + } + OPENSSL_free(lock_cs); + OPENSSL_free(lock_count); +} void solaris_locking_callback(int mode, int type, char *file, int line) - { -#if 0 - fprintf(stderr,"thread=%4d mode=%s lock=%s %s:%d\n", - CRYPTO_thread_id(), - (mode&CRYPTO_LOCK)?"l":"u", - (type&CRYPTO_READ)?"r":"w",file,line); -#endif - -#if 0 - if (CRYPTO_LOCK_SSL_CERT == type) - fprintf(stderr,"(t,m,f,l) %ld %d %s %d\n", - CRYPTO_thread_id(), - mode,file,line); -#endif - if (mode & CRYPTO_LOCK) - { -#ifdef USE_MUTEX - mutex_lock(&(lock_cs[type])); -#else - if (mode & CRYPTO_READ) - rw_rdlock(&(lock_cs[type])); - else - rw_wrlock(&(lock_cs[type])); -#endif - lock_count[type]++; - } - else - { -#ifdef USE_MUTEX - mutex_unlock(&(lock_cs[type])); -#else - rw_unlock(&(lock_cs[type])); -#endif - } - } +{ +# if 0 + fprintf(stderr, "thread=%4d mode=%s lock=%s %s:%d\n", + CRYPTO_thread_id(), + (mode & CRYPTO_LOCK) ? "l" : "u", + (type & CRYPTO_READ) ? "r" : "w", file, line); +# endif + +# if 0 + if (CRYPTO_LOCK_SSL_CERT == type) + fprintf(stderr, "(t,m,f,l) %ld %d %s %d\n", + CRYPTO_thread_id(), mode, file, line); +# endif + if (mode & CRYPTO_LOCK) { +# ifdef USE_MUTEX + mutex_lock(&(lock_cs[type])); +# else + if (mode & CRYPTO_READ) + rw_rdlock(&(lock_cs[type])); + else + rw_wrlock(&(lock_cs[type])); +# endif + lock_count[type]++; + } else { +# ifdef USE_MUTEX + mutex_unlock(&(lock_cs[type])); +# else + rw_unlock(&(lock_cs[type])); +# endif + } +} unsigned long solaris_thread_id(void) - { - unsigned long ret; +{ + unsigned long ret; - ret=(unsigned long)thr_self(); - return(ret); - } -#endif /* SOLARIS */ + ret = (unsigned long)thr_self(); + return (ret); +} +#endif /* SOLARIS */ #ifdef IRIX /* I don't think this works..... */ @@ -253,66 +255,66 @@ static usptr_t *arena; static usema_t **lock_cs; void CRYPTO_thread_setup(void) - { - int i; - char filename[20]; - - strcpy(filename,"/tmp/mttest.XXXXXX"); - mktemp(filename); - - usconfig(CONF_STHREADIOOFF); - usconfig(CONF_STHREADMALLOCOFF); - usconfig(CONF_INITUSERS,100); - usconfig(CONF_LOCKTYPE,US_DEBUGPLUS); - arena=usinit(filename); - unlink(filename); - - lock_cs=OPENSSL_malloc(CRYPTO_num_locks() * sizeof(usema_t *)); - for (i=0; i<CRYPTO_num_locks(); i++) - { - lock_cs[i]=usnewsema(arena,1); - } - - CRYPTO_set_id_callback((unsigned long (*)())irix_thread_id); - CRYPTO_set_locking_callback((void (*)())irix_locking_callback); - } +{ + int i; + char filename[20]; + + lock_cs = OPENSSL_malloc(CRYPTO_num_locks() * sizeof(usema_t *)); + if (!lock_cs) { + /* Nothing we can do about this...void function! */ + return; + } + + strcpy(filename, "/tmp/mttest.XXXXXX"); + mktemp(filename); + + usconfig(CONF_STHREADIOOFF); + usconfig(CONF_STHREADMALLOCOFF); + usconfig(CONF_INITUSERS, 100); + usconfig(CONF_LOCKTYPE, US_DEBUGPLUS); + arena = usinit(filename); + unlink(filename); + + for (i = 0; i < CRYPTO_num_locks(); i++) { + lock_cs[i] = usnewsema(arena, 1); + } + + CRYPTO_set_id_callback((unsigned long (*)())irix_thread_id); + CRYPTO_set_locking_callback((void (*)())irix_locking_callback); +} void CRYPTO_thread_cleanup(void) - { - int i; +{ + int i; - CRYPTO_set_locking_callback(NULL); - for (i=0; i<CRYPTO_num_locks(); i++) - { - char buf[10]; + CRYPTO_set_locking_callback(NULL); + for (i = 0; i < CRYPTO_num_locks(); i++) { + char buf[10]; - sprintf(buf,"%2d:",i); - usdumpsema(lock_cs[i],stdout,buf); - usfreesema(lock_cs[i],arena); - } - OPENSSL_free(lock_cs); - } + sprintf(buf, "%2d:", i); + usdumpsema(lock_cs[i], stdout, buf); + usfreesema(lock_cs[i], arena); + } + OPENSSL_free(lock_cs); +} void irix_locking_callback(int mode, int type, char *file, int line) - { - if (mode & CRYPTO_LOCK) - { - uspsema(lock_cs[type]); - } - else - { - usvsema(lock_cs[type]); - } - } +{ + if (mode & CRYPTO_LOCK) { + uspsema(lock_cs[type]); + } else { + usvsema(lock_cs[type]); + } +} unsigned long irix_thread_id(void) - { - unsigned long ret; +{ + unsigned long ret; - ret=(unsigned long)getpid(); - return(ret); - } -#endif /* IRIX */ + ret = (unsigned long)getpid(); + return (ret); +} +#endif /* IRIX */ /* Linux and a few others */ #ifdef PTHREADS @@ -321,67 +323,67 @@ static pthread_mutex_t *lock_cs; static long *lock_count; void CRYPTO_thread_setup(void) - { - int i; - - lock_cs=OPENSSL_malloc(CRYPTO_num_locks() * sizeof(pthread_mutex_t)); - lock_count=OPENSSL_malloc(CRYPTO_num_locks() * sizeof(long)); - for (i=0; i<CRYPTO_num_locks(); i++) - { - lock_count[i]=0; - pthread_mutex_init(&(lock_cs[i]),NULL); - } - - CRYPTO_set_id_callback((unsigned long (*)())pthreads_thread_id); - CRYPTO_set_locking_callback((void (*)())pthreads_locking_callback); - } +{ + int i; + + lock_cs = OPENSSL_malloc(CRYPTO_num_locks() * sizeof(pthread_mutex_t)); + lock_count = OPENSSL_malloc(CRYPTO_num_locks() * sizeof(long)); + if (!lock_cs || !lock_count) { + /* Nothing we can do about this...void function! */ + if (lock_cs) + OPENSSL_free(lock_cs); + if (lock_count) + OPENSSL_free(lock_count); + return; + } + for (i = 0; i < CRYPTO_num_locks(); i++) { + lock_count[i] = 0; + pthread_mutex_init(&(lock_cs[i]), NULL); + } + + CRYPTO_set_id_callback((unsigned long (*)())pthreads_thread_id); + CRYPTO_set_locking_callback((void (*)())pthreads_locking_callback); +} void thread_cleanup(void) - { - int i; - - CRYPTO_set_locking_callback(NULL); - for (i=0; i<CRYPTO_num_locks(); i++) - { - pthread_mutex_destroy(&(lock_cs[i])); - } - OPENSSL_free(lock_cs); - OPENSSL_free(lock_count); - } - -void pthreads_locking_callback(int mode, int type, char *file, - int line) - { -#if 0 - fprintf(stderr,"thread=%4d mode=%s lock=%s %s:%d\n", - CRYPTO_thread_id(), - (mode&CRYPTO_LOCK)?"l":"u", - (type&CRYPTO_READ)?"r":"w",file,line); -#endif -#if 0 - if (CRYPTO_LOCK_SSL_CERT == type) - fprintf(stderr,"(t,m,f,l) %ld %d %s %d\n", - CRYPTO_thread_id(), - mode,file,line); -#endif - if (mode & CRYPTO_LOCK) - { - pthread_mutex_lock(&(lock_cs[type])); - lock_count[type]++; - } - else - { - pthread_mutex_unlock(&(lock_cs[type])); - } - } +{ + int i; + + CRYPTO_set_locking_callback(NULL); + for (i = 0; i < CRYPTO_num_locks(); i++) { + pthread_mutex_destroy(&(lock_cs[i])); + } + OPENSSL_free(lock_cs); + OPENSSL_free(lock_count); +} + +void pthreads_locking_callback(int mode, int type, char *file, int line) +{ +# if 0 + fprintf(stderr, "thread=%4d mode=%s lock=%s %s:%d\n", + CRYPTO_thread_id(), + (mode & CRYPTO_LOCK) ? "l" : "u", + (type & CRYPTO_READ) ? "r" : "w", file, line); +# endif +# if 0 + if (CRYPTO_LOCK_SSL_CERT == type) + fprintf(stderr, "(t,m,f,l) %ld %d %s %d\n", + CRYPTO_thread_id(), mode, file, line); +# endif + if (mode & CRYPTO_LOCK) { + pthread_mutex_lock(&(lock_cs[type])); + lock_count[type]++; + } else { + pthread_mutex_unlock(&(lock_cs[type])); + } +} unsigned long pthreads_thread_id(void) - { - unsigned long ret; - - ret=(unsigned long)pthread_self(); - return(ret); - } +{ + unsigned long ret; -#endif /* PTHREADS */ + ret = (unsigned long)pthread_self(); + return (ret); +} +#endif /* PTHREADS */ |