freefare_perror3
Error reporting functions.
Part of freefare_error(3).
Usage
const char
*
int
void
uint8_t
uint8_t
Library
Mifare card manipulation library (libfreefare, -lfreefare)
Overview
The freefare_strerror() functions returns the error string corresponding to the last PCD or PICC error encounred using tag.
The freefare_strerror_r() functions does the same as freefare_strerror() but the error message is copied into buffer for a maximum size of len chars.
The freefare_strerror() function displays the last PCD or PICC error encounred using tag to stderr.
The mifare_desfire_last_pcd_error() function returns the error code of the last function call from the library.
The mifare_desfire_last_picc_error() function returns the error code returned by the last command run on tag.
Return values
freefare_strerror() returns the error message, freefare_strerror_r() returns 0 on success, -1 on failure; mifare_desfire_last_pcd_error() and mifare_desfire_last_picc_error() return an error code or 0 if no error occured or if tag is not a Mifare DESFire target.