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add plc data store function for control framework

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Liu_Weichao
2023-08-28 16:15:32 +08:00
parent 4b75e1283a
commit 5bb0f2aaf5
4 changed files with 49 additions and 1 deletions
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30
APP_Framework/Framework/control/shared/control_io.c
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@@ -190,3 +190,33 @@ int SerialRead(uint8_t *read_data, int length)
return data_size;
#endif
}
int ControlFileDataStore(uint8 *data, int data_length)
{
int data_file_fd = -1;
struct stat data_file_status;
int i = 0;
//Step1 : open data file from SD card or other store device
data_file_fd = PrivOpen(FILE_NAME, O_RDONLY);
if (data_file_fd < 0) {
printf("Open data file %s failed\n", FILE_NAME);
PrivClose(data_file_fd);
return -1;
}
if (0 != fstat(data_file_fd, &data_file_status)) {
printf("Get data file information failed!\n");
PrivClose(data_file_fd);
return -1;
}
lseek(data_file_fd, data_file_status.st_size, SEEK_SET);
//Step2 : write data to file in SD card or other store device
FatfsPrintf(GetFileDescriptor(data_file_fd), data, data_length);
//Step3 : close data file from SD card or other store device
PrivClose(data_file_fd);
return 0;
}