Completed switch to a simpler thread model.

This is only a first step.  We will need to either implement
pthread_atfork or - better - make use use POSIX RT semaphores.

1 files changed, 20 insertions, 75 deletions

diff --git a/src/ath.h b/src/ath.h
index 8769551b..6ffa928e 100644
--- a/src/ath.h
+++ b/src/ath.h
@@ -1,22 +1,21 @@
 /* ath.h - Thread-safeness library.
-   Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
-
-   This file is part of Libgcrypt.
-
-   Libgcrypt is free software; you can redistribute it and/or modify
-   it under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of
-   the License, or (at your option) any later version.
-
-   Libgcrypt is distributed in the hope that it will be useful, but
-   WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with Libgcrypt; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+ * Copyright (C) 2002, 2003, 2004, 2011 Free Software Foundation, Inc.
+ *
+ * This file is part of Libgcrypt.
+ *
+ * Libgcrypt is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser general Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * Libgcrypt is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
 
 #ifndef ATH_H
 #define ATH_H
@@ -51,18 +50,11 @@
 #define _ATH_PREFIX(x) _ATH_PREFIX2(_ATH_EXT_SYM_PREFIX,x)
 #define ath_install _ATH_PREFIX(ath_install)
 #define ath_init _ATH_PREFIX(ath_init)
+#define ath_get_model _ATH_PREFIX(ath_get_model)
 #define ath_mutex_init _ATH_PREFIX(ath_mutex_init)
 #define ath_mutex_destroy _ATH_PREFIX(ath_mutex_destroy)
 #define ath_mutex_lock _ATH_PREFIX(ath_mutex_lock)
 #define ath_mutex_unlock _ATH_PREFIX(ath_mutex_unlock)
-#define ath_read _ATH_PREFIX(ath_read)
-#define ath_write _ATH_PREFIX(ath_write)
-#define ath_select _ATH_PREFIX(ath_select)
-#define ath_waitpid _ATH_PREFIX(ath_waitpid)
-#define ath_connect _ATH_PREFIX(ath_connect)
-#define ath_accept _ATH_PREFIX(ath_accept)
-#define ath_sendmsg _ATH_PREFIX(ath_sendmsg)
-#define ath_recvmsg _ATH_PREFIX(ath_recvmsg)
 #endif
 
 
@@ -83,65 +75,18 @@ struct ath_ops
   */
   unsigned int option;
 
-  int (*init) (void);
-  int (*mutex_init) (void **priv);
-  int (*mutex_destroy) (void *priv);
-  int (*mutex_lock) (void *priv);
-  int (*mutex_unlock) (void *priv);
-  ssize_t (*read) (int fd, void *buf, size_t nbytes);
-  ssize_t (*write) (int fd, const void *buf, size_t nbytes);
-#ifdef _WIN32
-  ssize_t (*select) (int nfd, void *rset, void *wset, void *eset,
-		     struct timeval *timeout);
-  ssize_t (*waitpid) (pid_t pid, int *status, int options);
-  int (*accept) (int s, void  *addr, int *length_ptr);
-  int (*connect) (int s, void *addr, int length);
-  int (*sendmsg) (int s, const void *msg, int flags);
-  int (*recvmsg) (int s, void *msg, int flags);
-#else
-  ssize_t (*select) (int nfd, fd_set *rset, fd_set *wset, fd_set *eset,
-		     struct timeval *timeout);
-  ssize_t (*waitpid) (pid_t pid, int *status, int options);
-  int (*accept) (int s, struct sockaddr *addr, socklen_t *length_ptr);
-  int (*connect) (int s, struct sockaddr *addr, socklen_t length);
-  int (*sendmsg) (int s, const struct msghdr *msg, int flags);
-  int (*recvmsg) (int s, struct msghdr *msg, int flags);
-#endif
 };
 
-gpg_err_code_t ath_install (struct ath_ops *ath_ops, int check_only);
+gpg_err_code_t ath_install (struct ath_ops *ath_ops);
 int ath_init (void);
-
+const char *ath_get_model (int *r_model);
 
 /* Functions for mutual exclusion.  */
 typedef void *ath_mutex_t;
-#define ATH_MUTEX_INITIALIZER 0
 
 int ath_mutex_init (ath_mutex_t *mutex);
 int ath_mutex_destroy (ath_mutex_t *mutex);
 int ath_mutex_lock (ath_mutex_t *mutex);
 int ath_mutex_unlock (ath_mutex_t *mutex);
 
-/* Replacement for the POSIX functions, which can be used to allow
-   other (user-level) threads to run.  */
-ssize_t ath_read (int fd, void *buf, size_t nbytes);
-ssize_t ath_write (int fd, const void *buf, size_t nbytes);
-#ifdef _WIN32
-ssize_t ath_select (int nfd, void *rset, void *wset, void *eset,
-		    struct timeval *timeout);
-ssize_t ath_waitpid (pid_t pid, int *status, int options);
-int ath_accept (int s, void *addr, int *length_ptr);
-int ath_connect (int s, void *addr, int length);
-int ath_sendmsg (int s, const void *msg, int flags);
-int ath_recvmsg (int s, void *msg, int flags);
-#else
-ssize_t ath_select (int nfd, fd_set *rset, fd_set *wset, fd_set *eset,
-		    struct timeval *timeout);
-ssize_t ath_waitpid (pid_t pid, int *status, int options);
-int ath_accept (int s, struct sockaddr *addr, socklen_t *length_ptr);
-int ath_connect (int s, struct sockaddr *addr, socklen_t length);
-int ath_sendmsg (int s, const struct msghdr *msg, int flags);
-int ath_recvmsg (int s, struct msghdr *msg, int flags);
-#endif
-
 #endif	/* ATH_H */