diff options
Diffstat (limited to 'scd/app.c')
| -rw-r--r-- | scd/app.c | 70 |
1 files changed, 70 insertions, 0 deletions
@@ -28,6 +28,7 @@ #include "scdaemon.h" #include "app-common.h" #include "apdu.h" +#include "iso7816.h" /* The select the best fitting application and return a context. Returns NULL if no application was found or no card is present. */ @@ -157,6 +158,34 @@ app_sign (APP app, const char *keyidstr, int hashalgo, return rc; } +/* Create the signature using the INTERNAL AUTHENTICATE command and + return the allocated result in OUTDATA. If a PIN is required the + PINCB will be used to ask for the PIN; it should return the PIN in + an allocated buffer and put it into PIN. */ +int +app_auth (APP app, const char *keyidstr, + int (pincb)(void*, const char *, char **), + void *pincb_arg, + const void *indata, size_t indatalen, + unsigned char **outdata, size_t *outdatalen ) +{ + int rc; + + if (!app || !indata || !indatalen || !outdata || !outdatalen || !pincb) + return gpg_error (GPG_ERR_INV_VALUE); + if (!app->initialized) + return gpg_error (GPG_ERR_CARD_NOT_INITIALIZED); + if (!app->fnc.auth) + return gpg_error (GPG_ERR_UNSUPPORTED_OPERATION); + rc = app->fnc.auth (app, keyidstr, + pincb, pincb_arg, + indata, indatalen, + outdata, outdatalen); + if (opt.verbose) + log_info ("operation auth result: %s\n", gpg_strerror (rc)); + return rc; +} + /* Decrypt the data in INDATA and return the allocated result in OUTDATA. If a PIN is required the PINCB will be used to ask for the PIN; it @@ -206,3 +235,44 @@ app_genkey (APP app, CTRL ctrl, const char *keynostr, unsigned int flags, return rc; } + +/* Perform a GET CHALLENGE operation. This fucntion is special as it + directly accesses the card without any application specific + wrapper. */ +int +app_get_challenge (APP app, size_t nbytes, unsigned char *buffer) +{ + if (!app || !nbytes || !buffer) + return gpg_error (GPG_ERR_INV_VALUE); + if (!app->initialized) + return gpg_error (GPG_ERR_CARD_NOT_INITIALIZED); + return iso7816_get_challenge (app->slot, nbytes, buffer); +} + + + +/* Perform a CHANGE REFERENCE DATA or RESET RETRY COUNTER operation. */ +int +app_change_pin (APP app, CTRL ctrl, const char *chvnostr, int reset_mode, + int (*pincb)(void*, const char *, char **), + void *pincb_arg) +{ + int rc; + + if (!app || !chvnostr || !*chvnostr || !pincb) + return gpg_error (GPG_ERR_INV_VALUE); + if (!app->initialized) + return gpg_error (GPG_ERR_CARD_NOT_INITIALIZED); + if (!app->fnc.change_pin) + return gpg_error (GPG_ERR_UNSUPPORTED_OPERATION); + rc = app->fnc.change_pin (app, ctrl, chvnostr, reset_mode, pincb, pincb_arg); + if (opt.verbose) + log_info ("operation change_pin result: %s\n", gpg_strerror (rc)); + return rc; +} + + + + + + |