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scd: Define new status word 

* scd/apdu.h (SW_NO_CURRENT_EF): New.
--

This merely to show better diagnostics.
Used for example by CardOS 5.3.
This commit is contained in:
Werner Koch 2021-01-27 18:31:12 +01:00
parent 5bcbc8cee3
commit 7620473cd0
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
4 changed files with 17 additions and 9 deletions
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1
scd/apdu.c
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@ -548,6 +548,7 @@ apdu_strerror (int rc)
case SW_CHV_BLOCKED : return "CHV blocked";
case SW_REF_DATA_INV : return "referenced data invalidated";
case SW_USE_CONDITIONS : return "use conditions not satisfied";
case SW_NO_CURRENT_EF : return "no current EF selected";
case SW_BAD_PARAMETER : return "bad parameter";
case SW_NOT_SUPPORTED : return "not supported";
case SW_FILE_NOT_FOUND : return "file not found";

1
scd/apdu.h
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@ -39,6 +39,7 @@ enum {
SW_CHV_BLOCKED = 0x6983,
SW_REF_DATA_INV = 0x6984, /* Referenced data invalidated. */
SW_USE_CONDITIONS = 0x6985,
SW_NO_CURRENT_EF = 0x6986, /* No current EF selected. */
SW_BAD_PARAMETER = 0x6a80, /* (in the data field) */
SW_NOT_SUPPORTED = 0x6a81,
SW_FILE_NOT_FOUND = 0x6a82,

22
scd/iso7816.c
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@ -63,6 +63,7 @@ map_sw (int sw)
case SW_CHV_WRONG: ec = GPG_ERR_BAD_PIN; break;
case SW_CHV_BLOCKED: ec = GPG_ERR_PIN_BLOCKED; break;
case SW_USE_CONDITIONS: ec = GPG_ERR_USE_CONDITIONS; break;
case SW_NO_CURRENT_EF: ec = GPG_ERR_ENOENT; break;
case SW_NOT_SUPPORTED: ec = GPG_ERR_NOT_SUPPORTED; break;
case SW_BAD_PARAMETER: ec = GPG_ERR_INV_VALUE; break;
case SW_FILE_NOT_FOUND: ec = GPG_ERR_ENOENT; break;
@ -185,27 +186,32 @@ iso7816_select_file (int slot, int tag, int is_dir)
}
/* Do a select file command with a direct path. If FROM_CDF is set
* the starting point is the current direcory file (feature depends on
* the card). */
/* Do a select file command with a direct path. If TOPDF is set, the
* actual used path is 3f00/<topdf>/<path>. */
gpg_error_t
iso7816_select_path (int slot, const unsigned short *path, size_t pathlen,
int from_cdf)
unsigned short topdf)
{
int sw, p0, p1;
unsigned char buffer[100];
int buflen;
int buflen = 0;
if (pathlen/2 >= sizeof buffer)
if (pathlen*2 + 2 >= sizeof buffer)
return gpg_error (GPG_ERR_TOO_LARGE);
for (buflen = 0; pathlen; pathlen--, path++)
if (topdf)
{
buffer[buflen++] = topdf >> 8;
buffer[buflen++] = topdf;
}
for (; pathlen; pathlen--, path++)
{
buffer[buflen++] = (*path >> 8);
buffer[buflen++] = *path;
}
p0 = from_cdf? 0x09 : 0x08;
p0 = 0x08;
p1 = 0x0c; /* No FC return. */
sw = apdu_send_simple (slot, 0, 0x00, CMD_SELECT_FILE,
p0, p1, buflen, (char*)buffer );

2
scd/iso7816.h
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@ -69,7 +69,7 @@ gpg_error_t iso7816_select_mf (int slot);
gpg_error_t iso7816_select_file (int slot, int tag, int is_dir);
gpg_error_t iso7816_select_path (int slot,
const unsigned short *path, size_t pathlen,
int from_cdf);
unsigned short topdf);
gpg_error_t iso7816_list_directory (int slot, int list_dirs,
unsigned char **result, size_t *resultlen);
gpg_error_t iso7816_send_apdu (int slot, int extended_mode,