RESOURCE_INT_VALUE(9) | FreeBSD Kernel Developer's Manual | RESOURCE_INT_VALUE(9) |
NAME
resource_int_value, resource_long_value, resource_string_value — get a value from the hints mechanismSYNOPSIS
#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:
- name
- The name of the device to get the resource value from.
- unit
- The unit number of the device. -1 is special and is used for wildcard entries.
- resname
- The resource name.
- 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.ERRORS
The functions will fail if:- [ ENOENT]
- The resource could not be found.
- [ EFTYPE]
- Inappropriate resource type.
AUTHORS
This manual page was written by <imp@FreeBSD.org>.March 1, 2001 | FreeBSD |