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drivers/pn53x*: use shared pn53x_ack_frame[] and pn53x_nack_frame[] instead of local declaration.

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This commit is contained in:
Romuald Conty 2011-06-27 10:33:55 +00:00
parent 699e9008d1
commit 904f41e0f7
4 changed files with 8 additions and 12 deletions
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4
libnfc/chips/pn53x.c
View file

@ -48,8 +48,8 @@
// TODO: Count max bytes for InJumpForDEP reply
const byte_t pncmd_initiator_jump_for_dep[68] = { 0xD4, 0x56 };
static const byte_t pn53x_ack_frame[] = { 0x00, 0x00, 0xff, 0x00, 0xff, 0x00 };
static const byte_t pn53x_nack_frame[] = { 0x00, 0x00, 0xff, 0xff, 0x00, 0x00 };
const byte_t pn53x_ack_frame[] = { 0x00, 0x00, 0xff, 0x00, 0xff, 0x00 };
const byte_t pn53x_nack_frame[] = { 0x00, 0x00, 0xff, 0xff, 0x00, 0x00 };
static const byte_t pn53x_error_frame[] = { 0x00, 0x00, 0xff, 0x01, 0xff, 0x7f, 0x81, 0x00 };
/* prototypes */

3
libnfc/chips/pn53x.h
View file

@ -250,6 +250,9 @@ typedef enum {
PTM_ISO14443_4_PICC_ONLY = 0x04
} pn53x_target_mode_t;
extern const byte_t pn53x_ack_frame[6];
extern const byte_t pn53x_nack_frame[6];
bool pn53x_init(nfc_device_t * pnd);
bool pn53x_transceive (nfc_device_t * pnd, const byte_t * pbtTx, const size_t szTx, byte_t * pbtRx, size_t *pszRx);

5
libnfc/drivers/pn532_uart.c
View file

@ -46,9 +46,6 @@
#define PN532_UART_DEFAULT_SPEED 115200
#define PN532_UART_DRIVER_NAME "PN532_UART"
// TODO Move this one level up for libnfc-1.6
static const byte_t ack_frame[] = { 0x00, 0x00, 0xff, 0x00, 0xff, 0x00 };
int pn532_uart_ack (nfc_device_t * pnd);
int pn532_uart_wakeup (nfc_device_t * pnd);
@ -422,7 +419,7 @@ pn532_uart_ack (nfc_device_t * pnd)
return -1;
}
}
return (0 == uart_send (DRIVER_DATA(pnd)->port, ack_frame, sizeof (ack_frame))) ? 0 : -1;
return (0 == uart_send (DRIVER_DATA(pnd)->port, pn53x_ack_frame, sizeof (pn53x_ack_frame))) ? 0 : -1;
}
bool

8
libnfc/drivers/pn53x_usb.c
View file

@ -156,10 +156,6 @@ pn53x_usb_get_device_model (uint16_t vendor_id, uint16_t product_id)
return UNKNOWN;
}
// TODO Move this HACK1 into an upper level in order to benefit to other devices that use PN53x
static const byte_t ack_frame[] = { 0x00, 0x00, 0xff, 0x00, 0xff, 0x00 };
static const byte_t nack_frame[] = { 0x00, 0x00, 0xff, 0xff, 0x00, 0x00 };
int pn53x_usb_ack (nfc_device_t * pnd);
// Find transfer endpoints for bulk transfers
@ -449,7 +445,7 @@ pn53x_usb_send (nfc_device_t * pnd, const byte_t * pbtData, const size_t szData)
// response packet. With this hack, the nextly executed function (ie.
// pn53x_usb_receive()) will be able to retreive the correct response
// packet.
int res = pn53x_usb_bulk_write (DRIVER_DATA (pnd), (byte_t *)nack_frame, sizeof(nack_frame));
int res = pn53x_usb_bulk_write (DRIVER_DATA (pnd), (byte_t *)pn53x_nack_frame, sizeof(pn53x_nack_frame));
if (res < 0) {
pnd->iLastError = DEIO;
// try to interrupt current device state
@ -593,7 +589,7 @@ read:
int
pn53x_usb_ack (nfc_device_t * pnd)
{
return pn53x_usb_bulk_write (DRIVER_DATA (pnd), (byte_t *) ack_frame, sizeof (ack_frame));
return pn53x_usb_bulk_write (DRIVER_DATA (pnd), (byte_t *) pn53x_ack_frame, sizeof (pn53x_ack_frame));
}
bool