github/RRG-Proxmark3
1
0
Fork 0
mirror of https://github.com/RfidResearchGroup/proxmark3.git synced 2025-08-19 21:03:48 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

add: 'hf 15 dump' added save data to file. It saves two files (EML/BIN)

Browse source
This commit is contained in:
iceman1001 2017-09-06 12:55:21 +02:00
commit a130b58c82
4 changed files with 143 additions and 37 deletions
Download patch file Download diff file Expand all files Collapse all files

68
client/loclass/fileutils.c
View file

@ -63,33 +63,82 @@ int fileExists(const char *filename) {
int saveFile(const char *preferredName, const char *suffix, const void* data, size_t datalen)
{
int size = sizeof(char) * (strlen(preferredName)+strlen(suffix)+10);
int size = sizeof(char) * (strlen(preferredName) + strlen(suffix) + 10);
char * fileName = malloc(size);
memset(fileName,0,size);
memset(fileName, 0, size);
int num = 1;
sprintf(fileName,"%s.%s", preferredName, suffix);
while(fileExists(fileName))
{
while (fileExists(fileName)) {
sprintf(fileName,"%s-%d.%s", preferredName, num, suffix);
num++;
}
/* We should have a valid filename now, e.g. dumpdata-3.bin */
/*Opening file for writing in binary mode*/
FILE *f = fopen(fileName,"wb");
FILE *f = fopen(fileName, "wb");
if (!f) {
prnlog("Failed to write to file '%s'", fileName);
prnlog("File not found or locked. '%s'", fileName);
free(fileName);
return 1;
}
fwrite(data, 1, datalen, f);
if (f)
fclose(f);
prnlog("Saved data to '%s'", fileName);
fflush(f);
fclose(f);
prnlog("Saved %u bytes to binary file %s", datalen, fileName);
free(fileName);
return 0;
}
int saveFileEML(const char *preferredName, const char *suffix, uint8_t* data, size_t datalen, size_t blocksize) {
if ( preferredName == NULL ) return 1;
if ( suffix == NULL ) return 1;
if ( data == NULL ) return 1;
int retval = 0;
int blocks = datalen/blocksize;
int i,j;
int size = sizeof(char) * (strlen(preferredName) + strlen(suffix) + 10);
char * fileName = malloc(size);
memset(fileName, 0, size);
int num = 1;
sprintf(fileName,"%s.%s", preferredName, suffix);
while (fileExists(fileName)) {
sprintf(fileName,"%s-%d.%s", preferredName, num, suffix);
num++;
}
/* We should have a valid filename now, e.g. dumpdata-3.bin */
/*Opening file for writing in text mode*/
FILE *f = fopen(fileName, "w+");
if (!f) {
prnlog("File not found or locked. '%s'", fileName);
retval = 1;
goto out;
}
for (i = 0; i < datalen; i++) {
fprintf(f, "%02X", data[i] );
if ( (i+1) % 4 == 0)
fprintf(f, "\n");
}
// left overs
if ( datalen % blocksize != 0) {
int index = blocks * blocksize;
for (j = 0; j < datalen % blocksize; j++) {
fprintf(f, "%02X", data[index + j] );
}
}
fflush(f);
fclose(f);
prnlog("Saved %d blocks to text file %s", blocks, fileName);
out:
free(fileName);
return retval;
}
/**
* Utility function to print to console. This is used consistently within the library instead
@ -107,7 +156,6 @@ void prnlog(char *fmt, ...)
vsprintf (buffer,fmt, args);
va_end(args);
PrintAndLog(buffer);
}
#else //if we're on ARM
void prnlog(char *fmt,...)