//读取Master的packet，清空chunk
//调用：masterconn_gotpacket()
void masterconn_truncate(masterconn *eptr,const uint8_t *data,uint32_t length) {
uint64_t chunkid;
uint32_t version;
uint32_t leng;
uint32_t newversion;
uint8_t *ptr;
#ifdef BGJOBS
void *packet;
#else /* BGJOBS */
uint8_t status;
#endif /* BGJOBS */
if (length!=8+4+4+4) {
syslog(LOG_NOTICE,"MATOCS_TRUNCATE - wrong size (%"PRIu32"/20)",length);
eptr->mode = KILL;
return;
}
chunkid = get64bit(&data);
leng = get32bit(&data);
newversion = get32bit(&data);
version = get32bit(&data);
#ifdef BGJOBS
packet = masterconn_create_detached_packet(CSTOMA_TRUNCATE,8+1);
if (packet==NULL) {
eptr->mode=KILL;
return;
}
ptr = masterconn_get_packet_data(packet);
put64bit(&ptr,chunkid);
job_truncate(eptr->jpool,masterconn_jobfinished,packet,chunkid,version,newversion,leng);
#else /* BGJOBS */
status = hdd_truncate(chunkid,version,newversion,leng);
ptr = masterconn_create_attached_packet(eptr,CSTOMA_TRUNCATE,8+1);
if (ptr==NULL) {
eptr->mode=KILL;
return;
}
put64bit(&ptr,chunkid);
put8bit(&ptr,status);
#endif /* BGJOBS */
}
void masterconn_truncate(masterconn *eptr,const uint8_t *data,uint32_t length) {
uint64_t chunkid;
uint32_t version;
uint32_t leng;
uint32_t newversion;
uint8_t *ptr;
void *packet;
if (length!=8+4+4+4) {
syslog(LOG_NOTICE,"MATOCS_TRUNCATE - wrong size (%"PRIu32"/20)",length);
eptr->mode = KILL;
return;
}
chunkid = get64bit(&data);
leng = get32bit(&data);
newversion = get32bit(&data);
version = get32bit(&data);
packet = masterconn_create_detached_packet(eptr,CSTOMA_TRUNCATE,8+1);
ptr = masterconn_get_packet_data(packet);
put64bit(&ptr,chunkid);
job_truncate(masterconn_jobfinished,packet,chunkid,version,newversion,leng);
}
