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CPS: Return -1 when reading an empty channel or zone

This commit is contained in:
Federico Amedeo Izzo 2021-01-23 10:38:18 +01:00
parent fe35d4017a
commit 33336ecccc
1 changed files with 6 additions and 1 deletions
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7
platform/drivers/NVM/nvmem_MDUV3x0.c
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@ -18,7 +18,7 @@
* along with this program; if not, see <http://www.gnu.org/licenses/> *
***************************************************************************/
#include <strings.h>
#include <wchar.h>
#include <interfaces/nvmem.h>
#include <interfaces/delays.h>
#include <calibInfo_MDx.h>
@ -244,6 +244,9 @@ int nvm_readChannelData(channel_t *channel, uint16_t pos)
W25Qx_readData(readAddr, ((uint8_t *) &chData), sizeof(mduv3x0Channel_t));
W25Qx_sleep();
// Check if the channel is empty
if(wcslen((wchar_t *) chData.name) == 0) return -1;
channel->mode = chData.channel_mode - 1;
channel->bandwidth = chData.bandwidth;
channel->admit_criteria = chData.admit_criteria;
@ -337,6 +340,8 @@ int nvm_readZoneData(zone_t *zone, uint16_t pos)
W25Qx_readData(zoneExtAddr, ((uint8_t *) &zoneExtData), sizeof(mduv3x0ZoneExt_t));
W25Qx_sleep();
// Check if zone is empty
if(wcslen((wchar_t *) zoneData.name) == 0) return -1;
/*
* Brutally convert channel name from unicode to char by truncating the most
* significant byte