PMOPENDEVICE(3) | PMOPENDEVICE(3) |
int pmOpenDevice(char *type, int argc, char **argv, pmDevice **pmdp);
char * |
type |
Device type | |
int |
argc |
Number of optional arguments | |
char ** |
argv |
Array of optional arguments | |
pmDevice ** |
pmdp |
pmDevice object |
pmOpenDevice
() opens a PM device specified by type
and returns a pmDevice
object.
-config |
filename |
Configuration file name: if device needs a configuration file |
-firmware |
filename |
Firmware file name: if device needs a firmware file |
-agent |
agentname |
Agent name: If type is PM_AGENT, this argument is required to specify an agent name. Currently only "pmaudp" which means the UDP communication agent is available as the agent name. |
-trunk: |
filename |
This option is only effective to network trunking of PM/Ethernet.Configuration file name: if device needs a configuration file. Trunk_num is set to trunk number(0,1,2...) |
All option strings are valid only in pmOpenDevice
().
int open_device(int argc, char **argv, pmDevice **pmdp);
New device object must be initialized using the INIT_DEVICE
macro.
PM_SUCCESS |
Success |
ENODEV |
No such device |
EINVAL |
Invalid arguments |
EIO |
Error occurs during device initialization |
ENOMEM |
Not enough memory |