4.104.115
Last change
on this file since d0e2fa3 was
4e89a12,
checked in by Joel Sherrill <joel.sherrill@…>, on 09/04/03 at 18:56:25
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2003-09-04 Joel Sherrill <joel@…>
- addlq.c, cnvpkt.c, dump.c, fatal.c, getlq.c, getpkt.c, init.c,
initlq.c, intr.c, mpci.h, mpisr.c, poll.c, receive.c, retpkt.c,
send.c, setckvec.c, shm_driver.h: URL for license changed.
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-
Property mode set to
100644
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File size:
873 bytes
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1 | /* Shm_Get_packet |
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2 | * |
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3 | * This routine is the shared memory locked queue MPCI driver |
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4 | * routine used to obtain an empty message packet. |
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5 | * |
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6 | * Input parameters: |
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7 | * packet - address of pointer to packet |
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8 | * |
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9 | * Output parameters: |
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10 | * *(cpb->get_packet) - address of allocated packet |
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11 | * |
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12 | * COPYRIGHT (c) 1989-1999. |
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13 | * On-Line Applications Research Corporation (OAR). |
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14 | * |
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15 | * The license and distribution terms for this file may be |
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16 | * found in the file LICENSE in this distribution or at |
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17 | * http://www.rtems.com/license/LICENSE. |
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18 | * |
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19 | * $Id$ |
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20 | */ |
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21 | |
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22 | #include <rtems.h> |
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23 | #include "shm_driver.h" |
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24 | |
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25 | rtems_mpci_entry Shm_Get_packet( |
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26 | rtems_packet_prefix **packet |
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27 | ) |
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28 | { |
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29 | Shm_Envelope_control *ecb; |
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30 | |
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31 | ecb = Shm_Allocate_envelope(); |
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32 | if ( !ecb ) |
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33 | rtems_fatal_error_occurred ( SHM_NO_FREE_PKTS ); |
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34 | *packet = Shm_Envelope_control_to_packet_prefix_pointer( ecb ); |
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35 | } |
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