FreeCalypso > hg > freecalypso-sw
diff gsm-fw/nucleus/evce.c @ 143:afceeeb2cba1
Our nuc-fw is destined to become gsm-fw, so I went ahead and did the big hg mv
| author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
|---|---|
| date | Tue, 12 Nov 2013 05:35:48 +0000 |
| parents | nuc-fw/nucleus/evce.c@947b1f473960 |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gsm-fw/nucleus/evce.c Tue Nov 12 05:35:48 2013 +0000 @@ -0,0 +1,393 @@ +/*************************************************************************/ +/* */ +/* Copyright Mentor Graphics Corporation 2002 */ +/* All Rights Reserved. */ +/* */ +/* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */ +/* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */ +/* SUBJECT TO LICENSE TERMS. */ +/* */ +/*************************************************************************/ + +/*************************************************************************/ +/* */ +/* FILE NAME VERSION */ +/* */ +/* evce.c Nucleus PLUS 1.14 */ +/* */ +/* COMPONENT */ +/* */ +/* EV - Event Group Management */ +/* */ +/* DESCRIPTION */ +/* */ +/* This file contains the error checking routines for the functions */ +/* in the Event Group component. This permits easy removal of */ +/* error checking logic when it is not needed. */ +/* */ +/* DATA STRUCTURES */ +/* */ +/* None */ +/* */ +/* FUNCTIONS */ +/* */ +/* EVCE_Create_Event_Group Create an event group */ +/* EVCE_Delete_Event_Group Delete an event group */ +/* EVCE_Set_Events Set events in a group */ +/* EVCE_Retrieve_Events Retrieve events from a group */ +/* */ +/* DEPENDENCIES */ +/* */ +/* cs_extr.h Common Service functions */ +/* tc_extr.h Thread Control functions */ +/* ev_extr.h Event Group functions */ +/* */ +/* HISTORY */ +/* */ +/* NAME DATE REMARKS */ +/* */ +/* 03-01-1993 Created initial version 1.0 */ +/* 04-19-1993 Verified version 1.0 */ +/* 03-01-1994 Changed name original error */ +/* checking file and changed */ +/* function interfaces, resulting */ +/* in version 1.1 */ +/* */ +/* 03-18-1994 Verified version 1.1 */ +/* 04-17-1996 updated to version 1.2 */ +/* 03-24-1998 Released version 1.3 */ +/* 04-17-2002 Released version 1.13m */ +/* 11-07-2002 Released version 1.14 */ +/*************************************************************************/ +#define NU_SOURCE_FILE + + +#include "cs_extr.h" /* Common service functions */ +#include "tc_extr.h" /* Thread control functions */ +#include "ev_extr.h" /* Event Group functions */ + + + +/*************************************************************************/ +/* */ +/* FUNCTION */ +/* */ +/* EVCE_Create_Event_Group */ +/* */ +/* DESCRIPTION */ +/* */ +/* This function performs error checking on the parameters supplied */ +/* to the create event group function. */ +/* */ +/* CALLED BY */ +/* */ +/* Application */ +/* */ +/* CALLS */ +/* */ +/* EVC_Create_Event_Group Actual create event group */ +/* function */ +/* */ +/* INPUTS */ +/* */ +/* event_group_ptr Event Group control block ptr*/ +/* name Event Group name */ +/* */ +/* OUTPUTS */ +/* */ +/* NU_INVALID_GROUP Event group control block */ +/* pointer is NULL */ +/* */ +/* HISTORY */ +/* */ +/* DATE REMARKS */ +/* */ +/* 03-01-1993 Created initial version 1.0 */ +/* 04-19-1993 Verified version 1.0 */ +/* 03-01-1994 Modified function interface, */ +/* resulting in version 1.1 */ +/* */ +/* 03-18-1994 Verified version 1.1 */ +/* */ +/*************************************************************************/ +STATUS EVCE_Create_Event_Group(NU_EVENT_GROUP *event_group_ptr, CHAR *name) +{ + +EV_GCB *event_group; /* Event control block ptr */ +STATUS status; /* Completion status */ + + + /* Move input event group pointer into internal pointer. */ + event_group = (EV_GCB *) event_group_ptr; + + /* Check for a NULL event group pointer or an already created event + group. */ + if ((event_group == NU_NULL) || (event_group -> ev_id == EV_EVENT_ID)) + + /* Invalid event group control block pointer. */ + status = NU_INVALID_GROUP; + + else + + /* Call the actual service to create the event group. */ + status = EVC_Create_Event_Group(event_group_ptr, name); + + /* Return completion status. */ + return(status); +} + + +/*************************************************************************/ +/* */ +/* FUNCTION */ +/* */ +/* EVCE_Delete_Event_Group */ +/* */ +/* DESCRIPTION */ +/* */ +/* This function performs error checking on the parameters supplied */ +/* to the delete event group function. */ +/* */ +/* CALLED BY */ +/* */ +/* Application */ +/* */ +/* CALLS */ +/* */ +/* EVC_Delete_Event_Group Actual delete event group */ +/* function */ +/* */ +/* INPUTS */ +/* */ +/* event_group_ptr Event Group control block ptr*/ +/* */ +/* OUTPUTS */ +/* */ +/* NU_INVALID_GROUP Event group control block */ +/* pointer is invalid */ +/* */ +/* HISTORY */ +/* */ +/* DATE REMARKS */ +/* */ +/* 03-01-1993 Created initial version 1.0 */ +/* 04-19-1993 Verified version 1.0 */ +/* 03-01-1994 Modified function interface, */ +/* resulting in version 1.1 */ +/* */ +/* 03-18-1994 Verified version 1.1 */ +/* */ +/*************************************************************************/ +STATUS EVCE_Delete_Event_Group(NU_EVENT_GROUP *event_group_ptr) +{ + +EV_GCB *event_group; /* Event control block ptr */ +STATUS status; /* Completion status */ + + + /* Move input event group pointer into internal pointer. */ + event_group = (EV_GCB *) event_group_ptr; + + /* Determine if the event group pointer is valid. */ + if ((event_group) && (event_group -> ev_id == EV_EVENT_ID)) + + /* Event group pointer is valid, call function to delete it. */ + status = EVC_Delete_Event_Group(event_group_ptr); + + else + + /* Event group pointer is invalid, indicate in completion status. */ + status = NU_INVALID_GROUP; + + /* Return completion status. */ + return(status); +} + + +/*************************************************************************/ +/* */ +/* FUNCTION */ +/* */ +/* EVCE_Set_Events */ +/* */ +/* DESCRIPTION */ +/* */ +/* This function performs error checking on the parameters supplied */ +/* to the set events function. */ +/* */ +/* CALLED BY */ +/* */ +/* Application */ +/* */ +/* CALLS */ +/* */ +/* EVC_Set_Events Actual set events function */ +/* */ +/* INPUTS */ +/* */ +/* event_group_ptr Event Group control block ptr*/ +/* events Event flag setting */ +/* operation Operation to perform on the */ +/* event flag group (AND/OR) */ +/* */ +/* OUTPUTS */ +/* */ +/* NU_INVALID_GROUP Event group control block */ +/* pointer is invalid */ +/* NU_INVALID_OPERATION Event operation is invalid */ +/* */ +/* HISTORY */ +/* */ +/* DATE REMARKS */ +/* */ +/* 03-01-1993 Created initial version 1.0 */ +/* 04-19-1993 Verified version 1.0 */ +/* 03-01-1994 Modified function interface, */ +/* resulting in version 1.1 */ +/* */ +/* 03-18-1994 Verified version 1.1 */ +/* */ +/*************************************************************************/ +STATUS EVCE_Set_Events(NU_EVENT_GROUP *event_group_ptr, UNSIGNED events, + OPTION operation) +{ + +EV_GCB *event_group; /* Event control block ptr */ +STATUS status; /* Completion status */ + + + /* Move input event group pointer into internal pointer. */ + event_group = (EV_GCB *) event_group_ptr; + + /* Determine if event group pointer is invalid. */ + if (event_group == NU_NULL) + + /* Event group pointer is invalid, indicate in completion status. */ + status = NU_INVALID_GROUP; + + else if (event_group -> ev_id != EV_EVENT_ID) + + /* Event group pointer is invalid, indicate in completion status. */ + status = NU_INVALID_GROUP; + + else if ((operation != NU_AND) && (operation != NU_OR)) + + /* Invalid operation on the event flag group. */ + status = NU_INVALID_OPERATION; + + else + + /* Parameters are valid, call actual function. */ + status = EVC_Set_Events(event_group_ptr, events, operation); + + /* Return the completion status. */ + return(status); +} + + +/*************************************************************************/ +/* */ +/* FUNCTION */ +/* */ +/* EVCE_Retrieve_Events */ +/* */ +/* DESCRIPTION */ +/* */ +/* This function performs error checking on the parameter supplied */ +/* to the retrieve events function. */ +/* */ +/* CALLED BY */ +/* */ +/* Application */ +/* */ +/* CALLS */ +/* */ +/* EVC_Retrieve_Events Retrieve event flags */ +/* TCCE_Suspend_Error Check for suspend validity */ +/* */ +/* INPUTS */ +/* */ +/* event_group_ptr Event Group control block ptr*/ +/* requested_events Requested event flags */ +/* operation AND/OR selection of flags */ +/* retrieved_events Pointer to destination for */ +/* actual flags retrieved */ +/* suspend Suspension option */ +/* */ +/* OUTPUTS */ +/* */ +/* NU_INVALID_GROUP Event group control block */ +/* pointer is invalid */ +/* NU_INVALID_POINTER Received event flag pointer */ +/* is NULL */ +/* NU_INVALID_OPERATION Event operation is invalid */ +/* NU_INVALID_SUSPEND Invalid suspension request */ +/* */ +/* HISTORY */ +/* */ +/* DATE REMARKS */ +/* */ +/* 03-01-1993 Created initial version 1.0 */ +/* 04-19-1993 Verified version 1.0 */ +/* 03-01-1994 Modified function interface, */ +/* resulting in version 1.1 */ +/* */ +/* 03-18-1994 Verified version 1.1 */ +/* */ +/*************************************************************************/ +STATUS EVCE_Retrieve_Events(NU_EVENT_GROUP *event_group_ptr, + UNSIGNED requested_events, OPTION operation, + UNSIGNED *retrieved_events, UNSIGNED suspend) +{ + +EV_GCB *event_group; /* Event control block ptr */ +STATUS status; /* Completion status */ + + + /* Move input event group pointer into internal pointer. */ + event_group = (EV_GCB *) event_group_ptr; + + /* Determine if event group pointer is invalid. */ + if (event_group == NU_NULL) + + /* Event group pointer is invalid, indicate in completion status. */ + status = NU_INVALID_GROUP; + + else if (event_group -> ev_id != EV_EVENT_ID) + + /* Event group pointer is invalid, indicate in completion status. */ + status = NU_INVALID_GROUP; + + else if ((operation != NU_AND) && + (operation != NU_AND_CONSUME) && + (operation != NU_OR) && + (operation != NU_OR_CONSUME)) + + /* Invalid operation on the event flag group. */ + status = NU_INVALID_OPERATION; + + else if ((suspend) && (TCCE_Suspend_Error())) + + /* Suspension from an non-task thread. */ + status = NU_INVALID_SUSPEND; + + else if (retrieved_events == NU_NULL) + + /* Retrieved events pointer is NULL. */ + status = NU_INVALID_POINTER; + + else + + /* Parameters are valid, call actual function. */ + status = EVC_Retrieve_Events(event_group_ptr, requested_events, + operation, retrieved_events, suspend); + + /* Return the completion status. */ + return(status); +} + + + + + +