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#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <dirent.h>
#include "dlt_common.h"
#include "dlt_user.h"
#include "dlt_filetransfer.h"
#include "dlt-system.h"
#include "dlt-system_cfg.h"
#include "dlt-system-log.h"
void dlt_system_filetransfer_init(DltSystemOptions *options,DltSystemRuntime *runtime)
{
runtime->filetransferFile[0] = 0;
runtime->filetransferRunning = 0;
runtime->filetransferCountPackages = 0;
}
void dlt_system_filetransfer_run(DltSystemOptions *options,DltSystemRuntime *runtime,DltContext *context)
{
struct dirent *dp;
char filename[256];
unsigned long size_oldest = 0;
struct stat status;
time_t time_oldest = 0;
int transferResult;
int total_size, used_size;
if(runtime->filetransferRunning == 0) {
/* delete last transmitted file */
if(runtime->filetransferFile[0]!=0) {
printf("Remove File: %s\n",runtime->filetransferFile);
if(remove(runtime->filetransferFile)) {
printf("Remove file %s failed!\n",runtime->filetransferFile);
return;
}
runtime->filetransferFile[0]=0;
}
/* filetransfer not running, check directory */
filename[0] = 0;
DIR *dir = opendir(options->FiletransferDirectory);
while ((dp=readdir(dir)) != NULL) {
if(strcmp(dp->d_name,".")!=0 && strcmp(dp->d_name,"..")!=0) {
sprintf(filename,"%s/%s",options->FiletransferDirectory,dp->d_name);
stat(filename,&status);
if(time_oldest == 0 || status.st_mtime < time_oldest) {
time_oldest = status.st_mtime;
size_oldest = status.st_size;
strcpy(runtime->filetransferFile,filename);
}
}
}
closedir(dir);
/* start filetransfer if file exists */
if(runtime->filetransferFile[0]) {
printf("Start Filetransfer: %s\n",runtime->filetransferFile);
runtime->filetransferCountPackages = dlt_user_log_file_packagesCount(context,runtime->filetransferFile);
if(runtime->filetransferCountPackages < 0 )
{
printf("Error: dlt_user_log_file_packagesCount\n");
runtime->filetransferCountPackages = 0;
runtime->timeFiletransferDelay = options->FiletransferTimeDelay;
return;
}
runtime->filetransferRunning = 1;
transferResult = dlt_user_log_file_header(context,runtime->filetransferFile);
if(transferResult < 0)
{
printf("Error: dlt_user_log_file_header\n");
runtime->filetransferCountPackages = 0;
runtime->filetransferRunning = 0;
runtime->timeFiletransferDelay = options->FiletransferTimeDelay;
return;
}
runtime->filetransferLastSentPackage = 0;
}
}
if (runtime->filetransferRunning == 1) {
/* filetransfer is running, send next data */
while(runtime->filetransferLastSentPackage<runtime->filetransferCountPackages) {
runtime->filetransferLastSentPackage++;
transferResult = dlt_user_log_file_data(context,runtime->filetransferFile,runtime->filetransferLastSentPackage,0);
if(transferResult < 0)
{
printf("Error: dlt_user_log_file_data\n");
return;
}
/* wait sending next package if more than 50% of buffer used */
dlt_user_check_buffer(&total_size, &used_size);
if((total_size - used_size) < (total_size/2))
break;
}
if(runtime->filetransferLastSentPackage==runtime->filetransferCountPackages) {
transferResult = dlt_user_log_file_end(context,runtime->filetransferFile,0);
if(transferResult < 0)
{
printf("Error: dlt_user_log_file_end\n");
runtime->filetransferCountPackages = 0;
runtime->filetransferRunning = 0;
runtime->timeFiletransferDelay = options->FiletransferTimeDelay;
return;
}
runtime->timeFiletransferDelay = options->FiletransferTimeDelay;
runtime->filetransferRunning = 0;
}
}
}
void dlt_system_log_file(DltSystemOptions *options,DltContext *context,int num) {
FILE * pFile;
char buffer[1024];
int bytes;
pFile = fopen(options->LogFileFilename[num],"r");
if(pFile>0)
{
do {
bytes = fread(buffer,1,sizeof(buffer)-1,pFile);
if(bytes>0) {
buffer[bytes] = 0;
DLT_LOG(*context, DLT_LOG_INFO, DLT_STRING(buffer));
}
} while (bytes>0);
fclose(pFile);
}
}
void dlt_system_log_process(DltSystemOptions *options,DltContext *context,int num) {
FILE * pFile;
struct dirent *dp;
char filename[256];
char buffer[1024];
int bytes;
int found = 0;
/* go through all dlt files in directory */
DIR *dir = opendir("/proc");
while ((dp=readdir(dir)) != NULL) {
if(dp->d_name[0]>'0' && dp->d_name[0]<'9') {
buffer[0] = 0;
sprintf(filename,"/proc/%s/cmdline",dp->d_name);
pFile = fopen(filename,"r");
if(pFile>0)
{
bytes = fread(buffer,1,sizeof(buffer)-1,pFile);
fclose(pFile);
}
if((strcmp(options->LogProcessFilename[num],"*")==0) ||
(strcmp(buffer,options->LogProcessName[num])==0) ) {
found = 1;
sprintf(filename,"/proc/%s/%s",dp->d_name,options->LogProcessFilename[num]);
pFile = fopen(filename,"r");
if(pFile>0)
{
bytes = fread(buffer,1,sizeof(buffer)-1,pFile);
fclose(pFile);
if(bytes>0) {
buffer[bytes] = 0;
DLT_LOG(*context, DLT_LOG_INFO, DLT_INT(atoi(dp->d_name)), DLT_STRING(buffer));
}
}
break;
}
}
}
closedir(dir);
if(!found) {
DLT_LOG(*context, DLT_LOG_INFO, DLT_STRING("Process"), DLT_STRING(options->LogProcessName[num]),DLT_STRING("not running!"));
}
}
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