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Automatically abort when a dive is older than the provided timestamp.

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This commit is contained in:
Jef Driesen 2008-08-14 10:30:33 +00:00
parent 6306e4e625
commit f467f4fd8d
6 changed files with 99 additions and 14 deletions
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37
src/reefnet_sensuspro.c
View File

@ -23,6 +23,7 @@ typedef struct reefnet_sensuspro_device_t reefnet_sensuspro_device_t;
struct reefnet_sensuspro_device_t {
device_t base;
struct serial *port;
unsigned int timestamp;
};
static const device_backend_t reefnet_sensuspro_device_backend;
@ -55,6 +56,7 @@ reefnet_sensuspro_device_open (device_t **out, const char* name)
// Set the default values.
device->port = NULL;
device->timestamp = 0;
// Open the device.
int rc = serial_open (&device->port, name);
@ -111,6 +113,20 @@ reefnet_sensuspro_device_close (device_t *abstract)
}
device_status_t
reefnet_sensuspro_device_set_timestamp (device_t *abstract, unsigned int timestamp)
{
reefnet_sensuspro_device_t *device = (reefnet_sensuspro_device_t*) abstract;
if (! device_is_reefnet_sensuspro (abstract))
return DEVICE_STATUS_TYPE_MISMATCH;
device->timestamp = timestamp;
return DEVICE_STATUS_SUCCESS;
}
static device_status_t
reefnet_sensuspro_device_handshake (device_t *abstract, unsigned char *data, unsigned int size)
{
@ -224,13 +240,18 @@ reefnet_sensuspro_device_dump (device_t *abstract, unsigned char *data, unsigned
static device_status_t
reefnet_sensuspro_device_foreach (device_t *abstract, dive_callback_t callback, void *userdata)
{
reefnet_sensuspro_device_t *device = (reefnet_sensuspro_device_t*) abstract;
if (! device_is_reefnet_sensuspro (abstract))
return DEVICE_STATUS_TYPE_MISMATCH;
unsigned char data[REEFNET_SENSUSPRO_MEMORY_SIZE] = {0};
int rc = reefnet_sensuspro_device_dump (abstract, data, sizeof (data));
if (rc < 0)
return rc;
return reefnet_sensuspro_extract_dives (data, sizeof (data), callback, userdata);
return reefnet_sensuspro_extract_dives (data, sizeof (data), callback, userdata, device->timestamp);
}
@ -265,7 +286,7 @@ reefnet_sensuspro_device_write_interval (device_t *abstract, unsigned char inter
device_status_t
reefnet_sensuspro_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata)
reefnet_sensuspro_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata, unsigned int timestamp)
{
const unsigned char header[4] = {0x00, 0x00, 0x00, 0x00};
const unsigned char footer[2] = {0xFF, 0xFF};
@ -283,9 +304,6 @@ reefnet_sensuspro_extract_dives (const unsigned char data[], unsigned int size,
unsigned int offset = current + 10; // Skip non-sample data.
while (offset + 2 <= previous) {
if (memcmp (data + offset, footer, sizeof (footer)) == 0) {
if (callback && !callback (data + current, offset + 2 - current, userdata))
return DEVICE_STATUS_SUCCESS;
found = 1;
break;
} else {
@ -297,6 +315,15 @@ reefnet_sensuspro_extract_dives (const unsigned char data[], unsigned int size,
if (!found)
return DEVICE_STATUS_ERROR;
// Automatically abort when a dive is older than the provided timestamp.
unsigned int datetime = data[current + 6] + (data[current + 7] << 8) +
(data[current + 8] << 16) + (data[current + 9] << 24);
if (datetime <= timestamp)
return DEVICE_STATUS_SUCCESS;
if (callback && !callback (data + current, offset + 2 - current, userdata))
return DEVICE_STATUS_SUCCESS;
// Prepare for the next dive.
previous = current;
current = (current >= 4 ? current - 4 : 0);

5
src/reefnet_sensuspro.h
View File

@ -13,11 +13,14 @@ extern "C" {
device_status_t
reefnet_sensuspro_device_open (device_t **device, const char* name);
device_status_t
reefnet_sensuspro_device_set_timestamp (device_t *device, unsigned int timestamp);
device_status_t
reefnet_sensuspro_device_write_interval (device_t *device, unsigned char interval);
device_status_t
reefnet_sensuspro_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata);
reefnet_sensuspro_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata, unsigned int timestamp);
#ifdef __cplusplus
}

30
src/reefnet_sensusultra.c
View File

@ -28,6 +28,7 @@ struct reefnet_sensusultra_device_t {
device_t base;
struct serial *port;
unsigned int maxretries;
unsigned int timestamp;
};
static const device_backend_t reefnet_sensusultra_device_backend;
@ -61,6 +62,7 @@ reefnet_sensusultra_device_open (device_t **out, const char* name)
// Set the default values.
device->port = NULL;
device->maxretries = 2;
device->timestamp = 0;
// Open the device.
int rc = serial_open (&device->port, name);
@ -131,6 +133,20 @@ reefnet_sensusultra_device_set_maxretries (device_t *abstract, unsigned int maxr
}
device_status_t
reefnet_sensusultra_device_set_timestamp (device_t *abstract, unsigned int timestamp)
{
reefnet_sensusultra_device_t *device = (reefnet_sensusultra_device_t*) abstract;
if (! device_is_reefnet_sensusultra (abstract))
return DEVICE_STATUS_TYPE_MISMATCH;
device->timestamp = timestamp;
return DEVICE_STATUS_SUCCESS;
}
static int
reefnet_sensusultra_isempty (const unsigned char *data, unsigned int size)
{
@ -527,7 +543,7 @@ reefnet_sensusultra_device_sense (device_t *abstract, unsigned char *data, unsig
static device_status_t
reefnet_sensusultra_parse (const unsigned char data[], unsigned int begin, unsigned int end, unsigned int *pprevious,
dive_callback_t callback, void *userdata)
dive_callback_t callback, void *userdata, unsigned int timestamp)
{
const unsigned char header[4] = {0x00, 0x00, 0x00, 0x00};
const unsigned char footer[4] = {0xFF, 0xFF, 0xFF, 0xFF};
@ -562,6 +578,12 @@ reefnet_sensusultra_parse (const unsigned char data[], unsigned int begin, unsig
return DEVICE_STATUS_ERROR;
}
// Automatically abort when a dive is older than the provided timestamp.
unsigned int datetime = data[current + 4] + (data[current + 5] << 8) +
(data[current + 6] << 16) + (data[current + 7] << 24);
if (datetime <= timestamp)
return 1;
if (callback && !callback (data + current, offset + 4 - current, userdata))
return 1;
@ -620,7 +642,7 @@ reefnet_sensusultra_device_foreach (device_t *abstract, dive_callback_t callback
break;
// Parse the page data.
rc = reefnet_sensusultra_parse (data, index, index + REEFNET_SENSUSULTRA_PACKET_SIZE, &previous, callback, userdata);
rc = reefnet_sensusultra_parse (data, index, index + REEFNET_SENSUSULTRA_PACKET_SIZE, &previous, callback, userdata, device->timestamp);
if (rc != DEVICE_STATUS_SUCCESS) {
if (rc > 0)
break; // Aborted.
@ -646,9 +668,9 @@ reefnet_sensusultra_device_foreach (device_t *abstract, dive_callback_t callback
device_status_t
reefnet_sensusultra_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata)
reefnet_sensusultra_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata, unsigned int timestamp)
{
int rc = reefnet_sensusultra_parse (data, 0, size, NULL, callback, userdata);
int rc = reefnet_sensusultra_parse (data, 0, size, NULL, callback, userdata, timestamp);
if (rc != DEVICE_STATUS_SUCCESS) {
if (rc > 0)
return DEVICE_STATUS_SUCCESS; // Aborted.

5
src/reefnet_sensusultra.h
View File

@ -20,6 +20,9 @@ reefnet_sensusultra_device_open (device_t **device, const char* name);
device_status_t
reefnet_sensusultra_device_set_maxretries (device_t *device, unsigned int maxretries);
device_status_t
reefnet_sensusultra_device_set_timestamp (device_t *device, unsigned int timestamp);
device_status_t
reefnet_sensusultra_device_read_user (device_t *device, unsigned char *data, unsigned int size);
@ -42,7 +45,7 @@ device_status_t
reefnet_sensusultra_device_sense (device_t *device, unsigned char *data, unsigned int size);
device_status_t
reefnet_sensusultra_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata);
reefnet_sensusultra_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata, unsigned int timestamp);
#ifdef __cplusplus
}

31
src/uwatec_aladin.c
View File

@ -27,6 +27,7 @@ typedef struct uwatec_aladin_device_t uwatec_aladin_device_t;
struct uwatec_aladin_device_t {
device_t base;
struct serial *port;
unsigned int timestamp;
};
static const device_backend_t uwatec_aladin_device_backend;
@ -59,6 +60,7 @@ uwatec_aladin_device_open (device_t **out, const char* name)
// Set the default values.
device->port = NULL;
device->timestamp = 0;
// Open the device.
int rc = serial_open (&device->port, name);
@ -121,6 +123,20 @@ uwatec_aladin_device_close (device_t *abstract)
}
device_status_t
uwatec_aladin_device_set_timestamp (device_t *abstract, unsigned int timestamp)
{
uwatec_aladin_device_t *device = (uwatec_aladin_device_t*) abstract;
if (! device_is_uwatec_aladin (abstract))
return DEVICE_STATUS_TYPE_MISMATCH;
device->timestamp = timestamp;
return DEVICE_STATUS_SUCCESS;
}
static device_status_t
uwatec_aladin_device_dump (device_t *abstract, unsigned char data[], unsigned int size)
{
@ -179,20 +195,25 @@ uwatec_aladin_device_dump (device_t *abstract, unsigned char data[], unsigned in
static device_status_t
uwatec_aladin_device_foreach (device_t *abstract, dive_callback_t callback, void *userdata)
{
uwatec_aladin_device_t *device = (uwatec_aladin_device_t*) abstract;
if (! device_is_uwatec_aladin (abstract))
return DEVICE_STATUS_TYPE_MISMATCH;
unsigned char data[UWATEC_ALADIN_MEMORY_SIZE] = {0};
int rc = uwatec_aladin_device_dump (abstract, data, sizeof (data));
if (rc < 0)
return rc;
return uwatec_aladin_extract_dives (data, sizeof (data), callback, userdata);
return uwatec_aladin_extract_dives (data, sizeof (data), callback, userdata, device->timestamp);
}
#define HEADER 4
device_status_t
uwatec_aladin_extract_dives (const unsigned char* data, unsigned int size, dive_callback_t callback, void *userdata)
uwatec_aladin_extract_dives (const unsigned char* data, unsigned int size, dive_callback_t callback, void *userdata, unsigned int timestamp)
{
if (size < UWATEC_ALADIN_MEMORY_SIZE)
return DEVICE_STATUS_ERROR;
@ -285,6 +306,12 @@ uwatec_aladin_extract_dives (const unsigned char* data, unsigned int size, dive_
profiles = 0;
}
// Automatically abort when a dive is older than the provided timestamp.
unsigned int datetime = buffer[11] + (buffer[12] << 8) +
(buffer[13] << 16) + (buffer[14] << 24);
if (datetime <= timestamp)
return DEVICE_STATUS_SUCCESS;
if (callback && !callback (buffer, len + 18, userdata))
return DEVICE_STATUS_SUCCESS;
}

5
src/uwatec_aladin.h
View File

@ -13,7 +13,10 @@ device_status_t
uwatec_aladin_device_open (device_t **device, const char* name);
device_status_t
uwatec_aladin_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata);
uwatec_aladin_device_set_timestamp (device_t *device, unsigned int timestamp);
device_status_t
uwatec_aladin_extract_dives (const unsigned char data[], unsigned int size, dive_callback_t callback, void *userdata, unsigned int timestamp);
#ifdef __cplusplus
}