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IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY 67 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 68 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 69 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 70 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 71 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 72 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 73 * 74 * @APPLE_LICENSE_HEADER_END@ 75 */ 76 77/* 78** 79** NAME: 80** 81** dgxq.h 82** 83** FACILITY: 84** 85** Remote Procedure Call (RPC) 86** 87** ABSTRACT: 88** 89** DG protocol service routines 90** 91** 92*/ 93 94#ifndef _DGXQ_H 95#define _DGXQ_H 96 97/* 98 * R P C _ D G _ X M I T Q _ R E I N I T 99 * 100 * Reinitialize a transmit queue. 101 */ 102 103#define RPC_DG_XMITQ_REINIT(xq, call) { \ 104 if ((xq)->head != NULL) rpc__dg_xmitq_free(xq, call); \ 105 rpc__dg_xmitq_reinit(xq); \ 106} 107 108/* 109 * R P C _ D G _ X M I T Q _ A W A I T I N G _ A C K _ S E T 110 * 111 * Mark a transmit queue as wanting an acknowledgement event (fack, response, 112 * working, etc.) 113 */ 114 115#define RPC_DG_XMITQ_AWAITING_ACK_SET(xq) ( \ 116 (xq)->awaiting_ack = true, \ 117 xq->awaiting_ack_timestamp = rpc__clock_stamp() \ 118) 119 120/* 121 * R P C _ D G _ X M I T Q _ A W A I T I N G _ A C K _ C L R 122 * 123 * Mark a transmit queue as no longer wanting an acknowledgement event. 124 */ 125 126#define RPC_DG_XMITQ_AWAITING_ACK_CLR(xq) ( \ 127 (xq)->awaiting_ack = false \ 128) 129 130PRIVATE void rpc__dg_xmitq_elt_xmit ( 131 rpc_dg_xmitq_elt_p_t /*xqe*/, 132 rpc_dg_call_p_t /*call*/, 133 boolean32 /*block*/ 134 ); 135 136PRIVATE void rpc__dg_xmitq_init ( 137 rpc_dg_xmitq_p_t /*xq*/ 138 ); 139 140PRIVATE void rpc__dg_xmitq_reinit ( 141 rpc_dg_xmitq_p_t /*xq*/ 142 ); 143 144PRIVATE void rpc__dg_xmitq_free ( 145 rpc_dg_xmitq_p_t /*xq*/, 146 rpc_dg_call_p_t /*call*/ 147 ); 148 149PRIVATE void rpc__dg_xmitq_append_pp ( 150 rpc_dg_call_p_t /*call*/, 151 unsigned32 * /*st*/ 152 ); 153 154PRIVATE boolean rpc__dg_xmitq_awaiting_ack_tmo ( 155 rpc_dg_xmitq_p_t /*xq*/, 156 unsigned32 /*com_timeout_knob*/ 157 ); 158 159PRIVATE void rpc__dg_xmitq_restart ( 160 rpc_dg_call_p_t /*call*/ 161 ); 162 163#endif /* _DGXQ_H */ 164