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Doridian 2022-06-11 16:16:56 -07:00
commit 83943aafc8
21 changed files with 123 additions and 119 deletions
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12
common/iso15693tools.c
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@ -19,18 +19,26 @@
#include <stdio.h>
#define ISO15693_SPRINTUID_BUFLEN (3 * 8 + 1)
// returns a string representation of the UID
// UID is transmitted and stored LSB first, displayed MSB first
// dest char* buffer, where to put the UID, if NULL a static buffer is returned
// uid[] the UID in transmission order
// return: ptr to string
char *iso15693_sprintUID(char *dest, uint8_t *uid) {
static char tempbuf[3 * 8 + 1] = {0};
static char tempbuf[ISO15693_SPRINTUID_BUFLEN] = {0};
if (dest == NULL)
dest = tempbuf;
if (uid) {
sprintf(dest, "%02X %02X %02X %02X %02X %02X %02X %02X",
#ifdef HAVE_SNPRINTF
snprintf(dest, ISO15693_SPRINTUID_BUFLEN,
#else
sprintf(dest,
#endif
"%02X %02X %02X %02X %02X %02X %02X %02X",
uid[7], uid[6], uid[5], uid[4],
uid[3], uid[2], uid[1], uid[0]
);