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Rev 4528 Rev 4542
Line 176... Line 176...
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/** Identifier of the incoming connection handled by the current fibril. */
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/** Identifier of the incoming connection handled by the current fibril. */
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fibril_local connection_t *FIBRIL_connection;
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fibril_local connection_t *FIBRIL_connection;
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static void default_client_connection(ipc_callid_t callid, ipc_call_t *call);
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static void default_client_connection(ipc_callid_t callid, ipc_call_t *call);
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static void default_interrupt_received(ipc_callid_t callid, ipc_call_t *call);
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static void default_interrupt_received(ipc_callid_t callid, ipc_call_t *call);
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static void default_pending(void);
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/**
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/**
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 * Pointer to a fibril function that will be used to handle connections.
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 * Pointer to a fibril function that will be used to handle connections.
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 */
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 */
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static async_client_conn_t client_connection = default_client_connection;
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static async_client_conn_t client_connection = default_client_connection;
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 * Pointer to a fibril function that will be used to handle interrupt
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 * Pointer to a fibril function that will be used to handle interrupt
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 * notifications.
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 * notifications.
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 */
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 */
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static async_client_conn_t interrupt_received = default_interrupt_received;
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static async_client_conn_t interrupt_received = default_interrupt_received;
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/**
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 * Pointer to a fibril function that will be used to handle pending
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 * operations.
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 */
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static async_pending_t pending = default_pending;
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static hash_table_t conn_hash_table;
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static hash_table_t conn_hash_table;
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static LIST_INITIALIZE(timeout_list);
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static LIST_INITIALIZE(timeout_list);
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#define CONN_HASH_TABLE_CHAINS  32
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#define CONN_HASH_TABLE_CHAINS  32
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    futex_up(&async_futex);
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    futex_up(&async_futex);
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    return true;
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    return true;
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}
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}
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/** Pending fibril.
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 *
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 * After each call the pending operations are executed in a separate
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 * fibril. The function pending() is c.
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 *
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 * @param arg Unused.
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 *
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 * @return Always zero.
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 *
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 */
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static int pending_fibril(void *arg)
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{
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    pending();
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    return 0;
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}
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/** Process pending actions.
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 *
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 * A new fibril is created which would process the pending operations.
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 *
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 * @return False if an error occured.
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 *         True if the execution was passed to the pending fibril.
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 *
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 */
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static bool process_pending(void)
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{
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    futex_down(&async_futex);
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    fid_t fid = fibril_create(pending_fibril, NULL);
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    fibril_add_ready(fid);
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    futex_up(&async_futex);
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    return true;
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}
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/** Return new incoming message for the current (fibril-local) connection.
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/** Return new incoming message for the current (fibril-local) connection.
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 *
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 *
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 * @param call  Storage where the incoming call data will be stored.
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 * @param call  Storage where the incoming call data will be stored.
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 * @param usecs Timeout in microseconds. Zero denotes no timeout.
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 * @param usecs Timeout in microseconds. Zero denotes no timeout.
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 *
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 *
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 */
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 */
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static void default_interrupt_received(ipc_callid_t callid, ipc_call_t *call)
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static void default_interrupt_received(ipc_callid_t callid, ipc_call_t *call)
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{
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{
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}
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}
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/** Default fibril function that gets called to handle pending operations.
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 *
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 * This function is defined as a weak symbol - to be redefined in user code.
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 *
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 */
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static void default_pending(void)
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{
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}
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/** Wrapper for client connection fibril.
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/** Wrapper for client connection fibril.
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 *
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 *
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 * When a new connection arrives, a fibril with this implementing function is
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 * When a new connection arrives, a fibril with this implementing function is
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 * created. It calls client_connection() and does the final cleanup.
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 * created. It calls client_connection() and does the final cleanup.
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 *
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 *
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    /* Unknown call from unknown phone - hang it up */
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    /* Unknown call from unknown phone - hang it up */
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    ipc_answer_0(callid, EHANGUP);
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    ipc_answer_0(callid, EHANGUP);
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    return;
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    return;
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out:
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out:
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    process_pending();
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    ;
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}
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}
665
 
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/** Fire all timeouts that expired. */
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/** Fire all timeouts that expired. */
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static void handle_expired_timeouts(void)
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static void handle_expired_timeouts(void)
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{
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{
Line 1047... Line 995...
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void async_set_interrupt_received(async_client_conn_t intr)
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void async_set_interrupt_received(async_client_conn_t intr)
1048
{
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{
1049
    interrupt_received = intr;
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    interrupt_received = intr;
1050
}
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}
1051
 
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/** Setter for pending function pointer.
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 *
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 * @param pend Function that will implement a new pending
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 *             operations fibril.
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 */
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void async_set_pending(async_pending_t pend)
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{
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    pending = pend;
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}
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/** Pseudo-synchronous message sending - fast version.
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/** Pseudo-synchronous message sending - fast version.
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 *
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 *
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 * Send message asynchronously and return only after the reply arrives.
1002
 * Send message asynchronously and return only after the reply arrives.
1065
 *
1003
 *
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 * This function can only transfer 4 register payload arguments. For
1004
 * This function can only transfer 4 register payload arguments. For