diff options
| author | Benny Prijono <bennylp@teluu.com> | 2005-11-06 13:32:11 +0000 |
|---|---|---|
| committer | Benny Prijono <bennylp@teluu.com> | 2005-11-06 13:32:11 +0000 |
| commit | 97611d9f0a7809a759a0a0603f6d45f5822ad170 (patch) | |
| tree | cfef74513d998e880d13bb0da8d1f465559c3861 /pjlib/src/pj/ioqueue_common_abs.h | |
| parent | 7c7300624eb867fa7c1ea52b9c636889aac60e80 (diff) | |
Put common ioqueue functionalities in separate file to be used by both select() and epoll
git-svn-id: http://svn.pjsip.org/repos/pjproject/main@12 74dad513-b988-da41-8d7b-12977e46ad98
Diffstat (limited to 'pjlib/src/pj/ioqueue_common_abs.h')
| -rw-r--r-- | pjlib/src/pj/ioqueue_common_abs.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/pjlib/src/pj/ioqueue_common_abs.h b/pjlib/src/pj/ioqueue_common_abs.h new file mode 100644 index 00000000..c6fc1ff6 --- /dev/null +++ b/pjlib/src/pj/ioqueue_common_abs.h @@ -0,0 +1,107 @@ +/* $Id */
+
+/* ioqueue_common_abs.h
+ *
+ * This file contains private declarations for abstracting various
+ * event polling/dispatching mechanisms (e.g. select, poll, epoll)
+ * to the ioqueue.
+ */
+
+#include <pj/list.h>
+
+/*
+ * The select ioqueue relies on socket functions (pj_sock_xxx()) to return
+ * the correct error code.
+ */
+#if PJ_RETURN_OS_ERROR(100) != PJ_STATUS_FROM_OS(100)
+# error "Error reporting must be enabled for this function to work!"
+#endif
+
+
+struct generic_operation
+{
+ PJ_DECL_LIST_MEMBER(struct generic_operation);
+ pj_ioqueue_operation_e op;
+};
+
+struct read_operation
+{
+ PJ_DECL_LIST_MEMBER(struct read_operation);
+ pj_ioqueue_operation_e op;
+
+ void *buf;
+ pj_size_t size;
+ unsigned flags;
+ pj_sockaddr_t *rmt_addr;
+ int *rmt_addrlen;
+};
+
+struct write_operation
+{
+ PJ_DECL_LIST_MEMBER(struct write_operation);
+ pj_ioqueue_operation_e op;
+
+ char *buf;
+ pj_size_t size;
+ pj_ssize_t written;
+ unsigned flags;
+ pj_sockaddr_in rmt_addr;
+ int rmt_addrlen;
+};
+
+#if PJ_HAS_TCP
+struct accept_operation
+{
+ PJ_DECL_LIST_MEMBER(struct accept_operation);
+ pj_ioqueue_operation_e op;
+
+ pj_sock_t *accept_fd;
+ pj_sockaddr_t *local_addr;
+ pj_sockaddr_t *rmt_addr;
+ int *addrlen;
+};
+#endif
+
+union operation_key
+{
+ struct generic_operation generic;
+ struct read_operation read;
+ struct write_operation write;
+#if PJ_HAS_TCP
+ struct accept_operation accept;
+#endif
+};
+
+#define DECLARE_COMMON_KEY \
+ PJ_DECL_LIST_MEMBER(struct pj_ioqueue_key_t); \
+ pj_ioqueue_t *ioqueue; \
+ pj_mutex_t *mutex; \
+ pj_sock_t fd; \
+ int fd_type; \
+ void *user_data; \
+ pj_ioqueue_callback cb; \
+ int connecting; \
+ struct read_operation read_list; \
+ struct write_operation write_list; \
+ struct accept_operation accept_list;
+
+
+#define DECLARE_COMMON_IOQUEUE \
+ pj_lock_t *lock; \
+ pj_bool_t auto_delete_lock;
+
+
+enum ioqueue_event_type
+{
+ NO_EVENT,
+ READABLE_EVENT,
+ WRITEABLE_EVENT,
+ EXCEPTION_EVENT,
+};
+
+static void ioqueue_add_to_set( pj_ioqueue_t *ioqueue,
+ pj_sock_t fd,
+ enum ioqueue_event_type event_type );
+static void ioqueue_remove_from_set( pj_ioqueue_t *ioqueue,
+ pj_sock_t fd,
+ enum ioqueue_event_type event_type);
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