github/proxmark3
1
0
Fork 0
mirror of https://github.com/Proxmark/proxmark3.git synced 2025-08-19 21:03:23 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

FillBuffer

Browse source
This commit is contained in:
merlokk 2018-11-19 11:14:35 +02:00
commit 6f7f3c1a88
2 changed files with 32 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

29
client/util.c
View file

@ -110,6 +110,35 @@ void FillFileNameByUID(char *fileName, uint8_t * uid, char *ext, int byteCount)
sprintf(fnameptr, "%s", ext);
}
// fill buffer from structure [{uint8_t data, size_t length},...]
int FillBuffer(uint8_t *data, size_t maxDataLength, size_t *dataLength, ...) {
*dataLength = 0;
va_list valist;
va_start(valist, dataLength);
uint8_t *vdata = NULL;
size_t vlength = 0;
do{
vdata = va_arg(valist, uint8_t *);
if (!vdata)
break;
vlength = va_arg(valist, size_t);
if (*dataLength + vlength > maxDataLength) {
va_end(valist);
return 1;
}
memcpy(&data[*dataLength], vdata, vlength);
*dataLength += vlength;
} while (vdata);
va_end(valist);
return 0;
}
void hex_to_buffer(const uint8_t *buf, const uint8_t *hex_data, const size_t hex_len, const size_t hex_max_len,
const size_t min_str_len, const size_t spaces_between, bool uppercase) {

3
client/util.h
View file

@ -43,6 +43,9 @@ extern void AddLogUint64(char *fileName, char *extData, const uint64_t data);
extern void AddLogCurrentDT(char *fileName);
extern void FillFileNameByUID(char *fileName, uint8_t * uid, char *ext, int byteCount);
// fill buffer from structure [{uint8_t data, size_t length},...]
extern int FillBuffer(uint8_t *data, size_t maxDataLength, size_t *dataLength, ...);
extern void hex_to_buffer(const uint8_t *buf, const uint8_t *hex_data, const size_t hex_len,
const size_t hex_max_len, const size_t min_str_len, const size_t spaces_between, bool uppercase);