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DEP enhancements:

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- Add timeout on InJumpForDEP (pn53x) and initiator_select_dep (libnfc API)
- test_dep now works again (except 424Kbps)
- Fix ndi.ndm feeling when select a DEP target
Important: test_dep does not work on PN53x_USB devices after running previous tests
This commit is contained in:
Romuald Conty 2011-12-06 10:05:35 +00:00
parent 3b657ee547
commit c286eec920
8 changed files with 123 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

13
libnfc/chips/pn53x.c
View file

@ -1038,7 +1038,8 @@ bool
pn53x_initiator_select_dep_target(nfc_device *pnd,
const nfc_dep_mode ndm, const nfc_baud_rate nbr,
const nfc_dep_info *pndiInitiator,
nfc_target *pnt)
nfc_target *pnt,
const int timeout)
{
const uint8_t abtPassiveInitiatorData[] = { 0x00, 0xff, 0xff, 0x00, 0x00 }; // Only for 212/424 kpbs: First 4 bytes shall be set like this according to NFCIP-1, last byte is TSN (Time Slot Number)
const uint8_t * pbtPassiveInitiatorData = NULL;
@ -1056,9 +1057,9 @@ pn53x_initiator_select_dep_target(nfc_device *pnd,
}
if (pndiInitiator) {
return pn53x_InJumpForDEP (pnd, ndm, nbr, pbtPassiveInitiatorData, pndiInitiator->abtNFCID3, pndiInitiator->abtGB, pndiInitiator->szGB, pnt);
return pn53x_InJumpForDEP (pnd, ndm, nbr, pbtPassiveInitiatorData, pndiInitiator->abtNFCID3, pndiInitiator->abtGB, pndiInitiator->szGB, pnt, timeout);
} else {
return pn53x_InJumpForDEP (pnd, ndm, nbr, pbtPassiveInitiatorData, NULL, NULL, 0, pnt);
return pn53x_InJumpForDEP (pnd, ndm, nbr, pbtPassiveInitiatorData, NULL, NULL, 0, pnt, timeout);
}
}
@ -2199,7 +2200,8 @@ pn53x_InJumpForDEP (nfc_device *pnd,
const uint8_t *pbtPassiveInitiatorData,
const uint8_t *pbtNFCID3i,
const uint8_t *pbtGBi, const size_t szGBi,
nfc_target *pnt)
nfc_target *pnt,
const int timeout)
{
// Max frame size = 1 (Command) + 1 (ActPass) + 1 (Baud rate) + 1 (Next) + 5 (PassiveInitiatorData) + 10 (NFCID3) + 48 (General bytes) = 67 bytes
uint8_t abtCmd[67] = { InJumpForDEP, (ndm == NDM_ACTIVE) ? 0x01 : 0x00 };
@ -2259,7 +2261,7 @@ pn53x_InJumpForDEP (nfc_device *pnd,
uint8_t abtRx[PN53x_EXTENDED_FRAME__DATA_MAX_LEN];
size_t szRx = sizeof (abtRx);
// Try to find a target, call the transceive callback function of the current device
if (!pn53x_transceive (pnd, abtCmd, offset, abtRx, &szRx, 0))
if (!pn53x_transceive (pnd, abtCmd, offset, abtRx, &szRx, timeout))
return false;
// Make sure one target has been found, the PN53X returns 0x00 if none was available
@ -2270,6 +2272,7 @@ pn53x_InJumpForDEP (nfc_device *pnd,
if (pnt) {
pnt->nm.nmt = NMT_DEP;
pnt->nm.nbr = nbr;
pnt->nti.ndi.ndm = ndm;
memcpy (pnt->nti.ndi.abtNFCID3, abtRx + 2, 10);
pnt->nti.ndi.btDID = abtRx[12];
pnt->nti.ndi.btBS = abtRx[13];

6
libnfc/chips/pn53x.h
View file

@ -287,7 +287,8 @@ bool pn53x_initiator_poll_target (nfc_device *pnd,
bool pn53x_initiator_select_dep_target (nfc_device *pnd,
const nfc_dep_mode ndm, const nfc_baud_rate nbr,
const nfc_dep_info *pndiInitiator,
nfc_target *pnt);
nfc_target *pnt,
const int timeout);
bool pn53x_initiator_transceive_bits (nfc_device *pnd, const uint8_t *pbtTx, const size_t szTxBits,
const uint8_t *pbtTxPar, uint8_t *pbtRx, size_t *pszRxBits,
uint8_t *pbtRxPar);
@ -328,7 +329,8 @@ bool pn53x_InJumpForDEP (nfc_device *pnd,
const uint8_t *pbtPassiveInitiatorData,
const uint8_t *pbtNFCID3i,
const uint8_t *pbtGB, const size_t szGB,
nfc_target *pnt);
nfc_target *pnt,
const int timeout);
bool pn53x_TgInitAsTarget (nfc_device *pnd, pn53x_target_mode ptm,
const uint8_t *pbtMifareParams,
const uint8_t *pbtTkt, size_t szTkt,