From b50cd5b12db40927ec893cd5cd36f39f5a669e3b Mon Sep 17 00:00:00 2001
From: Jacob Hageman <jacob.hageman@nasa.gov>
Date: Tue, 26 Jan 2021 16:19:47 -0500
Subject: [PATCH] Fix #723, CFE_EVS_Register const correct and report
 truncation

---
 fsw/cfe-core/src/evs/cfe_evs.c       | 4 +++-
 fsw/cfe-core/src/inc/cfe_evs.h       | 2 +-
 fsw/cfe-core/ut-stubs/ut_evs_stubs.c | 2 +-
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/fsw/cfe-core/src/evs/cfe_evs.c b/fsw/cfe-core/src/evs/cfe_evs.c
index 1d5f8a19a..e6d0c54f3 100644
--- a/fsw/cfe-core/src/evs/cfe_evs.c
+++ b/fsw/cfe-core/src/evs/cfe_evs.c
@@ -50,7 +50,7 @@
 /*
 ** Function: CFE_EVS_Register - See API and header file for details
 */
-int32 CFE_EVS_Register (void *Filters, uint16 NumEventFilters, uint16 FilterScheme)
+int32 CFE_EVS_Register (const void *Filters, uint16 NumEventFilters, uint16 FilterScheme)
 {
    uint16 FilterLimit;
    uint16 i;
@@ -89,6 +89,8 @@ int32 CFE_EVS_Register (void *Filters, uint16 NumEventFilters, uint16 FilterSche
          else
          {
             FilterLimit = CFE_PLATFORM_EVS_MAX_EVENT_FILTERS;
+            CFE_ES_WriteToSysLog("CFE_EVS_Register: Filter limit truncated to %d\n",
+                                 (int)FilterLimit);
          }
 
          if (Filters != NULL)
diff --git a/fsw/cfe-core/src/inc/cfe_evs.h b/fsw/cfe-core/src/inc/cfe_evs.h
index 9b0a62517..c2ae7fa8e 100644
--- a/fsw/cfe-core/src/inc/cfe_evs.h
+++ b/fsw/cfe-core/src/inc/cfe_evs.h
@@ -149,7 +149,7 @@ typedef struct CFE_EVS_BinFilter {
 ** \sa #CFE_EVS_Unregister
 **
 **/
-CFE_Status_t CFE_EVS_Register (void              *Filters,           /* Pointer to an array of filters */
+CFE_Status_t CFE_EVS_Register (const void              *Filters,           /* Pointer to an array of filters */
                         uint16               NumFilteredEvents,  /* How many elements in the array? */
                         uint16               FilterScheme);      /* Filtering Algorithm to be implemented */
 
diff --git a/fsw/cfe-core/ut-stubs/ut_evs_stubs.c b/fsw/cfe-core/ut-stubs/ut_evs_stubs.c
index 5aa12224e..4b5ba0a03 100644
--- a/fsw/cfe-core/ut-stubs/ut_evs_stubs.c
+++ b/fsw/cfe-core/ut-stubs/ut_evs_stubs.c
@@ -201,7 +201,7 @@ int32 CFE_EVS_SendTimedEvent(CFE_TIME_SysTime_t Time,
 **        Returns either a user-defined status flag or CFE_SUCCESS.
 **
 ******************************************************************************/
-int32 CFE_EVS_Register(void *Filters,
+int32 CFE_EVS_Register(const void *Filters,
                        uint16 NumFilteredEvents,
                        uint16 FilterScheme)
 {