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 /* SPDX-License-Identifier: BSD-2-Clause */
 
 /**
  * @file
  *
  * @ingroup RtemsIntrReqSetPriority
  */
 
 /*
  * Copyright (C) 2024 embedded brains GmbH & Co. KG
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
 /*
  * This file is part of the RTEMS quality process and was automatically
  * generated.  If you find something that needs to be fixed or
  * worded better please post a report or patch to an RTEMS mailing list
  * or raise a bug report:
  *
  * https://www.rtems.org/bugs.html
  *
  * For information on updating and regenerating please refer to the How-To
  * section in the Software Requirements Engineering chapter of the
  * RTEMS Software Engineering manual.  The manual is provided as a part of
  * a release.  For development sources please refer to the online
  * documentation at:
  *
  * https://docs.rtems.org
  */
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
 #include <rtems.h>
 #include <bsp/irq-generic.h>
 
 #include "tx-support.h"
 
 #include <rtems/test.h>
 
 /**
  * @defgroup RtemsIntrReqSetPriority spec:/rtems/intr/req/set-priority
  *
  * @ingroup TestsuitesValidationIntr
  *
  * @{
  */
 
 typedef enum {
   RtemsIntrReqSetPriority_Pre_Vector_Valid,
   RtemsIntrReqSetPriority_Pre_Vector_Invalid,
   RtemsIntrReqSetPriority_Pre_Vector_NA
 } RtemsIntrReqSetPriority_Pre_Vector;
 
 typedef enum {
   RtemsIntrReqSetPriority_Pre_Priority_Valid,
   RtemsIntrReqSetPriority_Pre_Priority_Invalid,
   RtemsIntrReqSetPriority_Pre_Priority_NA
 } RtemsIntrReqSetPriority_Pre_Priority;
 
 typedef enum {
   RtemsIntrReqSetPriority_Pre_CanSetPriority_Yes,
   RtemsIntrReqSetPriority_Pre_CanSetPriority_No,
   RtemsIntrReqSetPriority_Pre_CanSetPriority_NA
 } RtemsIntrReqSetPriority_Pre_CanSetPriority;
 
 typedef enum {
   RtemsIntrReqSetPriority_Post_Status_Ok,
   RtemsIntrReqSetPriority_Post_Status_InvId,
   RtemsIntrReqSetPriority_Post_Status_InvPrio,
   RtemsIntrReqSetPriority_Post_Status_Unsat,
   RtemsIntrReqSetPriority_Post_Status_NA
 } RtemsIntrReqSetPriority_Post_Status;
 
 typedef struct {
   uint8_t Skip : 1;
   uint8_t Pre_Vector_NA : 1;
   uint8_t Pre_Priority_NA : 1;
   uint8_t Pre_CanSetPriority_NA : 1;
   uint8_t Post_Status : 3;
 } RtemsIntrReqSetPriority_Entry;
 
 /**
  * @brief Test context for spec:/rtems/intr/req/set-priority test case.
  */
 typedef struct {
   /**
    * @brief If this member is true, then the ``vector`` parameter shall be
    *   valid.
    */
   bool valid_vector;
 
   /**
    * @brief If this member is true, then the ``priority`` parameter shall be
    *   valid.
    */
   bool valid_priority;
 
   /**
    * @brief If this member is true, then setting the priority shall be
    *   supported.
    */
   bool can_set_priority;
 
   /**
    * @brief This member specifies the expected status.
    */
   rtems_status_code expected_status;
 
   struct {
     /**
      * @brief This member defines the pre-condition indices for the next
      *   action.
      */
     size_t pci[ 3 ];
 
     /**
      * @brief This member defines the pre-condition states for the next action.
      */
     size_t pcs[ 3 ];
 
     /**
      * @brief If this member is true, then the test action loop is executed.
      */
     bool in_action_loop;
 
     /**
      * @brief This member contains the next transition map index.
      */
     size_t index;
 
     /**
      * @brief This member contains the current transition map entry.
      */
     RtemsIntrReqSetPriority_Entry entry;
 
     /**
      * @brief If this member is true, then the current transition variant
      *   should be skipped.
      */
     bool skip;
   } Map;
 } RtemsIntrReqSetPriority_Context;
 
 static RtemsIntrReqSetPriority_Context
   RtemsIntrReqSetPriority_Instance;
 
 static const char * const RtemsIntrReqSetPriority_PreDesc_Vector[] = {
   "Valid",
   "Invalid",
   "NA"
 };
 
 static const char * const RtemsIntrReqSetPriority_PreDesc_Priority[] = {
   "Valid",
   "Invalid",
   "NA"
 };
 
 static const char * const RtemsIntrReqSetPriority_PreDesc_CanSetPriority[] = {
   "Yes",
   "No",
   "NA"
 };
 
 static const char * const * const RtemsIntrReqSetPriority_PreDesc[] = {
   RtemsIntrReqSetPriority_PreDesc_Vector,
   RtemsIntrReqSetPriority_PreDesc_Priority,
   RtemsIntrReqSetPriority_PreDesc_CanSetPriority,
   NULL
 };
 
 typedef RtemsIntrReqSetPriority_Context Context;
 
 static void CheckSetPriority( Context *ctx, rtems_vector_number vector )
 {
   rtems_status_code sc;
   uint32_t          priority;
 
   if ( ctx->valid_priority ) {
     (void) rtems_interrupt_get_priority( vector, &priority );
   } else {
     priority = UINT32_MAX;
   }
 
   sc = rtems_interrupt_set_priority( vector, priority );
   T_rsc( sc, ctx->expected_status );
 }
 
 static void RtemsIntrReqSetPriority_Pre_Vector_Prepare(
   RtemsIntrReqSetPriority_Context   *ctx,
   RtemsIntrReqSetPriority_Pre_Vector state
 )
 {
   switch ( state ) {
     case RtemsIntrReqSetPriority_Pre_Vector_Valid: {
       /*
        * While the ``vector`` parameter is associated with an interrupt vector.
        */
       ctx->valid_vector = true;
       break;
     }
 
     case RtemsIntrReqSetPriority_Pre_Vector_Invalid: {
       /*
        * While the ``vector`` parameter is not associated with an interrupt
        * vector.
        */
       ctx->valid_vector = false;
       break;
     }
 
     case RtemsIntrReqSetPriority_Pre_Vector_NA:
       break;
   }
 }
 
 static void RtemsIntrReqSetPriority_Pre_Priority_Prepare(
   RtemsIntrReqSetPriority_Context     *ctx,
   RtemsIntrReqSetPriority_Pre_Priority state
 )
 {
   switch ( state ) {
     case RtemsIntrReqSetPriority_Pre_Priority_Valid: {
       /*
        * While the ``priority`` parameter is a valid priority value.
        */
       ctx->valid_priority = true;
       break;
     }
 
     case RtemsIntrReqSetPriority_Pre_Priority_Invalid: {
       /*
        * While the ``priority`` parameter is an invalid priority value.
        */
       ctx->valid_priority = false;
       break;
     }
 
     case RtemsIntrReqSetPriority_Pre_Priority_NA:
       break;
   }
 }
 
 static void RtemsIntrReqSetPriority_Pre_CanSetPriority_Prepare(
   RtemsIntrReqSetPriority_Context           *ctx,
   RtemsIntrReqSetPriority_Pre_CanSetPriority state
 )
 {
   switch ( state ) {
     case RtemsIntrReqSetPriority_Pre_CanSetPriority_Yes: {
       /*
        * While setting the priority for the interrupt vector specified by
        * ``vector`` parameter is supported.
        */
       ctx->can_set_priority = true;
       break;
     }
 
     case RtemsIntrReqSetPriority_Pre_CanSetPriority_No: {
       /*
        * While setting the priority for the interrupt vector specified by
        * ``vector`` parameter is not supported.
        */
       ctx->can_set_priority = false;
       break;
     }
 
     case RtemsIntrReqSetPriority_Pre_CanSetPriority_NA:
       break;
   }
 }
 
 static void RtemsIntrReqSetPriority_Post_Status_Check(
   RtemsIntrReqSetPriority_Context    *ctx,
   RtemsIntrReqSetPriority_Post_Status state
 )
 {
   switch ( state ) {
     case RtemsIntrReqSetPriority_Post_Status_Ok: {
       /*
        * The return status of rtems_interrupt_set_priority() shall be
        * RTEMS_SUCCESSFUL.
        */
       ctx->expected_status = RTEMS_SUCCESSFUL;
       break;
     }
 
     case RtemsIntrReqSetPriority_Post_Status_InvId: {
       /*
        * The return status of rtems_interrupt_set_priority() shall be
        * RTEMS_INVALID_ID.
        */
       ctx->expected_status = RTEMS_INVALID_ID;
       break;
     }
 
     case RtemsIntrReqSetPriority_Post_Status_InvPrio: {
       /*
        * The return status of rtems_interrupt_set_priority() shall be
        * RTEMS_INVALID_PRIORITY.
        */
       ctx->expected_status = RTEMS_INVALID_PRIORITY;
       break;
     }
 
     case RtemsIntrReqSetPriority_Post_Status_Unsat: {
       /*
        * The return status of rtems_interrupt_set_priority() shall be
        * RTEMS_UNSATISFIED.
        */
       ctx->expected_status = RTEMS_UNSATISFIED;
       break;
     }
 
     case RtemsIntrReqSetPriority_Post_Status_NA:
       break;
   }
 }
 
 static void RtemsIntrReqSetPriority_Action(
   RtemsIntrReqSetPriority_Context *ctx
 )
 {
   /* Action carried out by CheckSetPriority() */
 }
 
 static void RtemsIntrReqSetPriority_Cleanup(
   RtemsIntrReqSetPriority_Context *ctx
 )
 {
   if ( ctx->valid_vector ) {
     rtems_vector_number vector;
 
     for (
       vector = 0;
       vector < BSP_INTERRUPT_VECTOR_COUNT;
       ++vector
     ) {
       rtems_interrupt_attributes attr;
       rtems_status_code          sc;
 
       memset( &attr, 0, sizeof( attr ) );
       sc = rtems_interrupt_get_attributes( vector, &attr );
 
       if ( sc == RTEMS_INVALID_ID ) {
         continue;
       }
 
       T_rsc_success( sc );
 
       if ( attr.can_set_priority != ctx->can_set_priority ) {
         continue;
       }
 
       CheckSetPriority( ctx, vector );
     }
   } else {
     CheckSetPriority( ctx, BSP_INTERRUPT_VECTOR_COUNT );
   }
 }
 
 static const RtemsIntrReqSetPriority_Entry
 RtemsIntrReqSetPriority_Entries[] = {
   { 0, 0, 1, 1, RtemsIntrReqSetPriority_Post_Status_InvId },
   { 0, 0, 1, 0, RtemsIntrReqSetPriority_Post_Status_Unsat },
   { 0, 0, 0, 0, RtemsIntrReqSetPriority_Post_Status_Ok },
   { 0, 0, 0, 0, RtemsIntrReqSetPriority_Post_Status_InvPrio }
 };
 
 static const uint8_t
 RtemsIntrReqSetPriority_Map[] = {
   2, 1, 3, 1, 0, 0, 0, 0
 };
 
 static size_t RtemsIntrReqSetPriority_Scope( void *arg, char *buf, size_t n )
 {
   RtemsIntrReqSetPriority_Context *ctx;
 
   ctx = arg;
 
   if ( ctx->Map.in_action_loop ) {
     return T_get_scope(
       RtemsIntrReqSetPriority_PreDesc,
       buf,
       n,
       ctx->Map.pcs
     );
   }
 
   return 0;
 }
 
 static T_fixture RtemsIntrReqSetPriority_Fixture = {
   .setup = NULL,
   .stop = NULL,
   .teardown = NULL,
   .scope = RtemsIntrReqSetPriority_Scope,
   .initial_context = &RtemsIntrReqSetPriority_Instance
 };
 
 static inline RtemsIntrReqSetPriority_Entry RtemsIntrReqSetPriority_PopEntry(
   RtemsIntrReqSetPriority_Context *ctx
 )
 {
   size_t index;
 
   index = ctx->Map.index;
   ctx->Map.index = index + 1;
   return RtemsIntrReqSetPriority_Entries[
     RtemsIntrReqSetPriority_Map[ index ]
   ];
 }
 
 static void RtemsIntrReqSetPriority_SetPreConditionStates(
   RtemsIntrReqSetPriority_Context *ctx
 )
 {
   ctx->Map.pcs[ 0 ] = ctx->Map.pci[ 0 ];
 
   if ( ctx->Map.entry.Pre_Priority_NA ) {
     ctx->Map.pcs[ 1 ] = RtemsIntrReqSetPriority_Pre_Priority_NA;
   } else {
     ctx->Map.pcs[ 1 ] = ctx->Map.pci[ 1 ];
   }
 
   if ( ctx->Map.entry.Pre_CanSetPriority_NA ) {
     ctx->Map.pcs[ 2 ] = RtemsIntrReqSetPriority_Pre_CanSetPriority_NA;
   } else {
     ctx->Map.pcs[ 2 ] = ctx->Map.pci[ 2 ];
   }
 }
 
 static void RtemsIntrReqSetPriority_TestVariant(
   RtemsIntrReqSetPriority_Context *ctx
 )
 {
   RtemsIntrReqSetPriority_Pre_Vector_Prepare( ctx, ctx->Map.pcs[ 0 ] );
   RtemsIntrReqSetPriority_Pre_Priority_Prepare( ctx, ctx->Map.pcs[ 1 ] );
   RtemsIntrReqSetPriority_Pre_CanSetPriority_Prepare( ctx, ctx->Map.pcs[ 2 ] );
   RtemsIntrReqSetPriority_Action( ctx );
   RtemsIntrReqSetPriority_Post_Status_Check( ctx, ctx->Map.entry.Post_Status );
 }
 
 /**
  * @fn void T_case_body_RtemsIntrReqSetPriority( void )
  */
 T_TEST_CASE_FIXTURE(
   RtemsIntrReqSetPriority,
   &RtemsIntrReqSetPriority_Fixture
 )
 {
   RtemsIntrReqSetPriority_Context *ctx;
 
   ctx = T_fixture_context();
   ctx->Map.in_action_loop = true;
   ctx->Map.index = 0;
 
   for (
     ctx->Map.pci[ 0 ] = RtemsIntrReqSetPriority_Pre_Vector_Valid;
     ctx->Map.pci[ 0 ] < RtemsIntrReqSetPriority_Pre_Vector_NA;
     ++ctx->Map.pci[ 0 ]
   ) {
     for (
       ctx->Map.pci[ 1 ] = RtemsIntrReqSetPriority_Pre_Priority_Valid;
       ctx->Map.pci[ 1 ] < RtemsIntrReqSetPriority_Pre_Priority_NA;
       ++ctx->Map.pci[ 1 ]
     ) {
       for (
         ctx->Map.pci[ 2 ] = RtemsIntrReqSetPriority_Pre_CanSetPriority_Yes;
         ctx->Map.pci[ 2 ] < RtemsIntrReqSetPriority_Pre_CanSetPriority_NA;
         ++ctx->Map.pci[ 2 ]
       ) {
         ctx->Map.entry = RtemsIntrReqSetPriority_PopEntry( ctx );
         RtemsIntrReqSetPriority_SetPreConditionStates( ctx );
         RtemsIntrReqSetPriority_TestVariant( ctx );
         RtemsIntrReqSetPriority_Cleanup( ctx );
       }
     }
   }
 }
 
 /** @} */

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