resource_int_value , resource_long_value , resource_string_value
- get a value from the hints mechanism
SYNOPSIS
#include <sys/param.h>
#include <sys/bus.h> int
resource_int_value (const char *name int unit const char *resname int *result); int
resource_long_value (const char *name int unit const char *resname long *result); int
resource_string_value (const char *name int unit const char *resname const char **result);
DESCRIPTION
These functions fetch a value from the
``hints''
mechanism.
The functions take the following arguments:
Fa name
The name of the device to get the resource value from.
Fa unit
The unit number of the device.
-1 is special and is used for wildcard entries.
Fa resname
The resource name.
Fa result
A pointer to memory in which to store the resource value.
RETURN VALUES
If successful, the functions return 0.
Otherwise, a non-zero error code is returned.