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nfc_initiator_transceive_bytes() now take a constant size for Rx buffer to have a cleaner API: no more in/out parameters

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This commit is contained in:
Romuald Conty
2012-05-27 21:06:22 +00:00
parent f0e85c027a
commit 2c9275adde
13 changed files with 67 additions and 68 deletions
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5
examples/nfc-anticol.c
View File

@@ -104,14 +104,15 @@ transmit_bytes (const uint8_t *pbtTx, const size_t szTx)
printf ("Sent bits: ");
print_hex (pbtTx, szTx);
}
int res;
// Transmit the command bytes
if (nfc_initiator_transceive_bytes (pnd, pbtTx, szTx, abtRx, &szRx, 0) < 0)
if ((res = nfc_initiator_transceive_bytes (pnd, pbtTx, szTx, abtRx, sizeof(abtRx), 0)) < 0)
return false;
// Show received answer
if (!quiet_output) {
printf ("Received bits: ");
print_hex (abtRx, szRx);
print_hex (abtRx, res);
}
// Succesful transfer
return true;

6
examples/nfc-dep-initiator.c
View File

@@ -64,7 +64,6 @@ main (int argc, const char *argv[])
{
nfc_target nt;
uint8_t abtRx[MAX_FRAME_LEN];
size_t szRx = sizeof(abtRx);
uint8_t abtTx[] = "Hello World!";
if (argc > 1) {
@@ -95,12 +94,13 @@ main (int argc, const char *argv[])
print_nfc_target (nt, false);
printf ("Sending: %s\n", abtTx);
if (nfc_initiator_transceive_bytes (pnd, abtTx, sizeof(abtTx), abtRx, &szRx, 0) < 0) {
int res;
if ((res = nfc_initiator_transceive_bytes (pnd, abtTx, sizeof(abtTx), abtRx, sizeof(abtRx), 0)) < 0) {
nfc_perror(pnd, "nfc_initiator_transceive_bytes");
goto error;
}
abtRx[szRx] = 0;
abtRx[res] = 0;
printf ("Received: %s\n", abtRx);
if (nfc_initiator_deselect_target (pnd) < 0) {

6
examples/nfc-mfsetuid.c
View File

@@ -58,7 +58,6 @@
static uint8_t abtRx[MAX_FRAME_LEN];
static int szRxBits;
static size_t szRx = sizeof(abtRx);
static uint8_t abtRawUid[12];
static uint8_t abtAtqa[2];
static uint8_t abtSak;
@@ -117,14 +116,15 @@ transmit_bytes (const uint8_t *pbtTx, const size_t szTx)
printf ("Sent bits: ");
print_hex (pbtTx, szTx);
}
int res;
// Transmit the command bytes
if (nfc_initiator_transceive_bytes (pnd, pbtTx, szTx, abtRx, &szRx, 0) < 0)
if ((res = nfc_initiator_transceive_bytes (pnd, pbtTx, szTx, abtRx, sizeof(abtRx), 0)) < 0)
return false;
// Show received answer
if (!quiet_output) {
printf ("Received bits: ");
print_hex (abtRx, szRx);
print_hex (abtRx, res);
}
// Succesful transfer
return true;