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Code Issues

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This commit is contained in:
robocop 2009-04-15 13:47:54 +00:00
parent 93889e40d1
commit 42e26b034f
1 changed files with 29 additions and 29 deletions
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58
src/remote/remote.cpp
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@ -158,10 +158,10 @@ ULONG REMOTE_compute_batch_size(rem_port* port,
*
**************************************/
const USHORT MAX_PACKETS_PER_BATCH = 4; /* packets - picked by SWAG */
const USHORT MIN_PACKETS_PER_BATCH = 2; /* packets - picked by SWAG */
const USHORT DESIRED_ROWS_PER_BATCH = 20; /* data rows - picked by SWAG */
const USHORT MIN_ROWS_PER_BATCH = 10; /* data rows - picked by SWAG */
const USHORT MAX_PACKETS_PER_BATCH = 4; // packets - picked by SWAG
const USHORT MIN_PACKETS_PER_BATCH = 2; // packets - picked by SWAG
const USHORT DESIRED_ROWS_PER_BATCH = 20; // data rows - picked by SWAG
const USHORT MIN_ROWS_PER_BATCH = 10; // data rows - picked by SWAG
const USHORT op_overhead = (USHORT) xdr_protocol_overhead(op_code);
@ -174,34 +174,34 @@ ULONG REMOTE_compute_batch_size(rem_port* port,
ULONG row_size;
if (port->port_flags & PORT_symmetric) {
/* Same architecture connection */
// Same architecture connection
row_size = (ROUNDUP(format->fmt_length, 4) + op_overhead);
}
else {
/* Using XDR for data transfer */
// Using XDR for data transfer
row_size = (ROUNDUP(format->fmt_net_length, 4) + op_overhead);
}
USHORT num_packets = (USHORT) (((DESIRED_ROWS_PER_BATCH * row_size) /* data set */
+ buffer_used /* used in 1st pkt */
+ (port->port_buff_size - 1)) /* to round up */
USHORT num_packets = (USHORT) (((DESIRED_ROWS_PER_BATCH * row_size) // data set
+ buffer_used // used in 1st pkt
+ (port->port_buff_size - 1)) // to round up
/ port->port_buff_size);
if (num_packets > MAX_PACKETS_PER_BATCH)
{
num_packets = (USHORT) (((MIN_ROWS_PER_BATCH * row_size) /* data set */
+ buffer_used /* used in 1st pkt */
+ (port->port_buff_size - 1)) /* to round up */
num_packets = (USHORT) (((MIN_ROWS_PER_BATCH * row_size) // data set
+ buffer_used // used in 1st pkt
+ (port->port_buff_size - 1)) // to round up
/ port->port_buff_size);
}
num_packets = MAX(num_packets, MIN_PACKETS_PER_BATCH);
/* Now that we've picked the number of packets in a batch,
pack as many rows as we can into the set of packets */
// Now that we've picked the number of packets in a batch,
// pack as many rows as we can into the set of packets
ULONG result = (num_packets * port->port_buff_size - buffer_used) / row_size;
/* Must always send some messages, even if message size is more
than packet size. */
// Must always send some messages, even if message size is more
// than packet size.
result = MAX(result, MIN_ROWS_PER_BATCH);
@ -233,7 +233,7 @@ Rrq* REMOTE_find_request(Rrq* request, USHORT level)
*
**************************************/
/* See if we already know about the request level */
// See if we already know about the request level
for (;;) {
if (request->rrq_level == level)
@ -243,10 +243,10 @@ Rrq* REMOTE_find_request(Rrq* request, USHORT level)
request = request->rrq_levels;
}
/* This is a new level -- make up a new request block. */
// This is a new level -- make up a new request block.
request->rrq_levels = request->clone();
/* FREE: REMOTE_remove_request() */
// FREE: REMOTE_remove_request()
#ifdef DEBUG_REMOTE_MEMORY
printf("REMOTE_find_request allocate request %x\n", request->rrq_levels);
#endif
@ -254,7 +254,7 @@ Rrq* REMOTE_find_request(Rrq* request, USHORT level)
request->rrq_level = level;
request->rrq_levels = NULL;
/* Allocate message block for known messages */
// Allocate message block for known messages
Rrq::rrq_repeat* tail = request->rrq_rpt.begin();
const Rrq::rrq_repeat* const end = tail + request->rrq_max_msg;
@ -436,7 +436,7 @@ void REMOTE_release_request( Rrq* request)
}
}
/* Get rid of request and all levels */
// Get rid of request and all levels
for (;;)
{
@ -503,7 +503,7 @@ void REMOTE_reset_request( Rrq* request, RMessage* active_message)
}
}
/* Initialize the request status to FB_SUCCESS */
// Initialize the request status to FB_SUCCESS
request->rrq_status_vector[1] = 0;
}
@ -526,19 +526,19 @@ void REMOTE_reset_statement( Rsr* statement)
if (!statement || (!(message = statement->rsr_message)))
return;
/* Reset all the pipeline counters */
// Reset all the pipeline counters
statement->rsr_rows_pending = 0;
statement->rsr_msgs_waiting = 0;
statement->rsr_reorder_level = 0;
statement->rsr_batch_count = 0;
/* only one entry */
// only one entry
if (message->msg_next == message)
return;
/* find the entry before statement->rsr_message */
// find the entry before statement->rsr_message
RMessage* temp = message->msg_next;
while (temp->msg_next != message)
@ -579,9 +579,9 @@ void REMOTE_save_status_strings( ISC_STATUS* vector)
try
{
attachFailures = FB_NEW(*getDefaultMemoryPool()) Firebird::CircularStringsBuffer<ATTACH_FAILURE_SPACE>;
/* FREE: freed by exit handler cleanup_memory() */
// FREE: freed by exit handler cleanup_memory()
}
catch (const Firebird::BadAlloc&) /* NOMEM: don't bother trying to copy */
catch (const Firebird::BadAlloc&) // NOMEM: don't bother trying to copy
{
return;
}
@ -710,7 +710,7 @@ rem_port* rem_port::request(PACKET* pckt)
}
#ifdef REM_SERVER
bool_t REMOTE_getbytes (XDR * xdrs, SCHAR * buff, u_int count)
bool_t REMOTE_getbytes (XDR* xdrs, SCHAR* buff, u_int count)
{
/**************************************
*
@ -724,7 +724,7 @@ bool_t REMOTE_getbytes (XDR * xdrs, SCHAR * buff, u_int count)
**************************************/
SLONG bytecount = count;
/* Use memcpy to optimize bulk transfers. */
// Use memcpy to optimize bulk transfers.
while (bytecount > 0)
{