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authorNoodleDoodleNoodleDoodleNoodleDoodleNoo <NoodleDoodleNoodleDoodleNoodleDoodleNoo@users.noreply.github.com>2015-05-01 21:15:34 -0700
committerNoodleDoodleNoodleDoodleNoodleDoodleNoo <xeven77@outlook.com>2015-07-15 23:20:12 -0700
commitdbbc4578366dd657019d1a4ea8bc3d5ce77ae393 (patch)
tree9d4aab30e5a935392d6b157807f75a7a6bef6673 /src
parentUpdate db_bdb.cpp (diff)
downloadmonero-dbbc4578366dd657019d1a4ea8bc3d5ce77ae393.tar.xz
Update db_bdb.cpp
Diffstat (limited to 'src')
-rw-r--r--src/blockchain_db/berkeleydb/db_bdb.cpp144
1 files changed, 72 insertions, 72 deletions
diff --git a/src/blockchain_db/berkeleydb/db_bdb.cpp b/src/blockchain_db/berkeleydb/db_bdb.cpp
index d104c2c34..fdd2b5900 100644
--- a/src/blockchain_db/berkeleydb/db_bdb.cpp
+++ b/src/blockchain_db/berkeleydb/db_bdb.cpp
@@ -1425,31 +1425,31 @@ void BlockchainBDB::get_output_tx_and_index(const uint64_t& amount,
max = index;
}
- // ??? might be a bug, don't always treat as uint64_t
- #define DBT_VALUE(dbt) v.get_size() == sizeof(uint64_t) ? \
- *((uint64_t *)v.get_data()) : *((uint32_t *)v.get_data()) \
-
- // get returned keypairs count
- #define DB_COUNT_RECORDS(dbt, cnt) \
- do { \
- uint32_t *_p = (uint32_t *) ((uint8_t *)(dbt)->data + \
- (dbt)->ulen - sizeof(uint32_t)); \
- cnt = 0; \
- while(*_p != (uint32_t) -1) { \
- _p -= 2; \
- ++cnt; \
- } \
- } while(0); \
-
- Dbt_copy<uint64_t> k(amount);
+ // ??? might be a bug, don't always treat as uint64_t
+ #define DBT_VALUE(dbt) v.get_size() == sizeof(uint64_t) ? \
+ *((uint64_t *)v.get_data()) : *((uint32_t *)v.get_data()) \
+
+ // get returned keypairs count
+ #define DB_COUNT_RECORDS(dbt, cnt) \
+ do { \
+ uint32_t *_p = (uint32_t *) ((uint8_t *)(dbt)->data + \
+ (dbt)->ulen - sizeof(uint32_t)); \
+ cnt = 0; \
+ while(*_p != (uint32_t) -1) { \
+ _p -= 2; \
+ ++cnt; \
+ } \
+ } while(0); \
+
+ Dbt_copy<uint64_t> k(amount);
Dbt_copy<uint64_t> v;
uint64_t buflen = 0;
- uint64_t t_dbmul = 0;
- uint64_t t_dbscan = 0;
+ uint64_t t_dbmul = 0;
+ uint64_t t_dbscan = 0;
TIME_MEASURE_START(db2);
if(max <= 1)
{
- for (const uint64_t& index : offsets)
+ for (const uint64_t& index : offsets)
{
TIME_MEASURE_START(t_seek);
@@ -1481,28 +1481,28 @@ void BlockchainBDB::get_output_tx_and_index(const uint64_t& amount,
}
else
{
- // setup a 256KB minimum buffer size
- uint32_t pagesize = 256 * 1024;
-
- // Retrieve only a suitable portion of the kvp data, up to somewhere near
- // the maximum offset value being retrieved
- buflen = (max + 1) * 4 * sizeof(uint64_t);
- buflen = ((buflen / pagesize) + ((buflen % pagesize) > 0 ? 1 : 0)) * pagesize;
- bool singlebuff = buflen <= BUFFER_LENGTH;
- buflen = buflen < BUFFER_LENGTH ? buflen : BUFFER_LENGTH;
-
- Dbt data;
- data.set_data(m_buffer);
- data.set_ulen(buflen);
- data.set_size(buflen);
- data.set_flags(DB_DBT_USERMEM);
-
- uint32_t curcount = 0;
- uint32_t blockstart = 0;
+ // setup a 256KB minimum buffer size
+ uint32_t pagesize = 256 * 1024;
+
+ // Retrieve only a suitable portion of the kvp data, up to somewhere near
+ // the maximum offset value being retrieved
+ buflen = (max + 1) * 4 * sizeof(uint64_t);
+ buflen = ((buflen / pagesize) + ((buflen % pagesize) > 0 ? 1 : 0)) * pagesize;
+ bool singlebuff = buflen <= BUFFER_LENGTH;
+ buflen = buflen < BUFFER_LENGTH ? buflen : BUFFER_LENGTH;
+
+ Dbt data;
+ data.set_data(m_buffer);
+ data.set_ulen(buflen);
+ data.set_size(buflen);
+ data.set_flags(DB_DBT_USERMEM);
+
+ uint32_t curcount = 0;
+ uint32_t blockstart = 0;
for (const uint64_t& index : offsets)
{
- // fixme! for whatever reason, the first call to DB_MULTIPLE | DB_SET does not
- // retrieve the first value.
+ // fixme! for whatever reason, the first call to DB_MULTIPLE | DB_SET does not
+ // retrieve the first value.
if(index <= 1)
{
auto result = cur->get(&k, &v, DB_SET);
@@ -1521,40 +1521,40 @@ void BlockchainBDB::get_output_tx_and_index(const uint64_t& amount,
}
else
{
- while(index >= curcount)
- {
- TIME_MEASURE_START(t_db1);
- try
- {
- cur->get(&k, &data, DB_MULTIPLE | (curcount == 0 ? DB_SET : DB_NEXT_DUP));
- blockstart = curcount;
- // skip counting if using single buffer, it actually adds some overhead on some systems.
- if(!singlebuff)
- {
- int count = 0;
- DB_COUNT_RECORDS((DBT *) &data, count);
- curcount += count;
- }
- }
- catch (const std::exception &e)
- {
- LOG_PRINT_L0("DB_EXCEPTION: " << e.what());
- }
-
- TIME_MEASURE_FINISH(t_db1);
- t_dbmul += t_db1;
- if(singlebuff)
- break;
- }
+ while(index >= curcount)
+ {
+ TIME_MEASURE_START(t_db1);
+ try
+ {
+ cur->get(&k, &data, DB_MULTIPLE | (curcount == 0 ? DB_SET : DB_NEXT_DUP));
+ blockstart = curcount;
+ // skip counting if using single buffer, it actually adds some overhead on some systems.
+ if(!singlebuff)
+ {
+ int count = 0;
+ DB_COUNT_RECORDS((DBT *) &data, count);
+ curcount += count;
+ }
+ }
+ catch (const std::exception &e)
+ {
+ LOG_PRINT_L0("DB_EXCEPTION: " << e.what());
+ }
+
+ TIME_MEASURE_FINISH(t_db1);
+ t_dbmul += t_db1;
+ if(singlebuff)
+ break;
+ }
- LOG_PRINT_L1("Records returned: " << curcount << " Index: " << index);
- TIME_MEASURE_START(t_db2);
- DBT *pdata = (DBT *) &data;
+ LOG_PRINT_L1("Records returned: " << curcount << " Index: " << index);
+ TIME_MEASURE_START(t_db2);
+ DBT *pdata = (DBT *) &data;
uint8_t *value;
uint64_t dlen = 0;
- void *pbase = ((uint8_t *)(pdata->data)) + pdata->ulen - sizeof(uint32_t);
+ void *pbase = ((uint8_t *)(pdata->data)) + pdata->ulen - sizeof(uint32_t);
uint32_t *p = (uint32_t *) pbase;
if (*p == (uint32_t) -1)
{
@@ -1574,9 +1574,9 @@ void BlockchainBDB::get_output_tx_and_index(const uint64_t& amount,
v = dlen == sizeof(uint64_t) ? *((uint64_t *) value)
: *((uint32_t *) value);
}
- TIME_MEASURE_FINISH(t_db2);
- t_dbscan += t_db2;
- }
+ TIME_MEASURE_FINISH(t_db2);
+ t_dbscan += t_db2;
+ }
uint64_t glob_index = DBT_VALUE(v);