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Renamed DECODE_ macros to UNPACK_

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This commit is contained in:
Phillip Toland 2008-12-10 16:05:41 -06:00
parent 7ec347c73e
commit abb8ca7946
1 changed files with 15 additions and 15 deletions
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30
c_src/bdberl_drv.c
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@ -79,10 +79,10 @@ static hive_hash* G_DATABASES_NAMES;
#define WRITE_LOCK(L) erl_drv_rwlock_rwlock(L)
#define WRITE_UNLOCK(L) erl_drv_rwlock_rwunlock(L)
#define DECODE_BYTE(_buf, _off) (_buf[_off])
#define DECODE_INT(_buf, _off) *((int*)(_buf+(_off)))
#define DECODE_STRING(_buf, _off) (char*)(_buf+(_off))
#define DECODE_BLOB(_buf, _off) (void*)(_buf+(_off))
#define UNPACK_BYTE(_buf, _off) (_buf[_off])
#define UNPACK_INT(_buf, _off) *((int*)(_buf+(_off)))
#define UNPACK_STRING(_buf, _off) (char*)(_buf+(_off))
#define UNPACK_BLOB(_buf, _off) (void*)(_buf+(_off))
#define RETURN_BH(bh, outbuf) *outbuf = (char*)bh.bin; return bh.bin->orig_size;
@ -212,9 +212,9 @@ static int bdberl_drv_control(ErlDrvData handle, unsigned int cmd,
{
// Extract the type code and filename from the inbuf
// Inbuf is: <<Flags:32/unsigned, Type:8, Name/bytes, 0:8>>
unsigned flags = (unsigned) DECODE_INT(inbuf, 0);
DBTYPE type = (DBTYPE) DECODE_BYTE(inbuf, 4);
char* name = DECODE_STRING(inbuf, 5);
unsigned flags = (unsigned) UNPACK_INT(inbuf, 0);
DBTYPE type = (DBTYPE) UNPACK_BYTE(inbuf, 4);
char* name = UNPACK_STRING(inbuf, 5);
int dbref;
int status;
int rc = open_database(name, type, flags, d, &dbref);
@ -242,8 +242,8 @@ static int bdberl_drv_control(ErlDrvData handle, unsigned int cmd,
// Take the provided dbref and attempt to close it
// Inbuf is: <<DbRef:32, Flags:32/unsigned>>
int dbref = DECODE_INT(inbuf, 0);
unsigned flags = (unsigned) DECODE_INT(inbuf, 4);
int dbref = UNPACK_INT(inbuf, 0);
unsigned flags = (unsigned) UNPACK_INT(inbuf, 4);
int rc = close_database(dbref, flags, d);
@ -307,7 +307,7 @@ static int bdberl_drv_control(ErlDrvData handle, unsigned int cmd,
}
// Inbuf is: << DbRef:32, Rest/binary>>
int dbref = DECODE_INT(inbuf, 0);
int dbref = UNPACK_INT(inbuf, 0);
// Make sure this port currently has dbref open -- if it doesn't, error out. Of note,
// if it's in our list, we don't need to grab the RWLOCK, as we don't have to worry about
@ -589,7 +589,7 @@ static void do_async_put(void* arg)
// Payload is: <<DbRef:32, Flags:32, KeyLen:32, Key:KeyLen, ValLen:32, Val:ValLen>>
AsyncData* adata = (AsyncData*)arg;
unsigned flags = DECODE_INT(adata->payload, 4);
unsigned flags = UNPACK_INT(adata->payload, 4);
// Setup DBTs
DBT key;
@ -598,10 +598,10 @@ static void do_async_put(void* arg)
memset(&value, '\0', sizeof(DBT));
// Parse payload into DBTs
key.size = DECODE_INT(adata->payload, 8);
key.data = DECODE_BLOB(adata->payload, 12);
value.size = DECODE_INT(adata->payload, 12 + key.size);
value.data = DECODE_BLOB(adata->payload, 12 + key.size + 4);
key.size = UNPACK_INT(adata->payload, 8);
key.data = UNPACK_BLOB(adata->payload, 12);
value.size = UNPACK_INT(adata->payload, 12 + key.size);
value.data = UNPACK_BLOB(adata->payload, 12 + key.size + 4);
// Execute the actual put -- we'll process the result back in the driver_async_ready function
// All databases are opened with AUTO_COMMIT, so if msg->port->txn is NULL, the put will still