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/* SPDX-License-Identifier: GPL-2.0-only */
/*
Scope(\_SB) {
#include "globutil.asl"
}
*/
/* string compare functions */
Method(MIN, 2)
{
if (Arg0 < Arg1) {
Return(Arg0)
} else {
Return(Arg1)
}
}
Method(SLEN, 1)
{
Local0 = Arg0
Return(Sizeof(Local0))
}
Method(S2BF, 1, Serialized)
{
Local0 = SLEN(Arg0) + 1
Name(BUFF, Buffer(Local0) {})
BUFF = Arg0
Return(BUFF)
}
/* Strong string compare. Checks both length and content */
Method(SCMP, 2)
{
Local0 = S2BF(Arg0)
Local1 = S2BF(Arg1)
Local4 = 0
Local5 = SLEN(Arg0)
Local6 = SLEN(Arg1)
Local7 = MIN(Local5, Local6)
While(Local4 < Local7) {
Local2 = Derefof(Local0[Local4])
Local3 = Derefof(Local1[Local4])
if (Local2 > Local3) {
Return(1)
} else {
if (Local2 < Local3) {
Return(Ones)
}
}
Local4++
}
if (Local4 < Local5) {
Return(1)
} else {
if (Local4 < Local6) {
Return(Ones)
} else {
Return(Zero)
}
}
}
/* Weak string compare. Checks to find Arg1 at beginning of Arg0.
* Fails if length(Arg0) < length(Arg1). Returns 0 on Fail, 1 on
* Pass.
*/
Method(WCMP, 2)
{
Local0 = S2BF(Arg0)
Local1 = S2BF(Arg1)
if (SLEN(Arg0) < SLEN(Arg1)) {
Return(0)
}
Local2 = 0
Local3 = SLEN(Arg1)
While(Local2 < Local3) {
if (Derefof(Local0[Local2]) != Derefof(Local1[Local2])) {
Return(0)
}
Local2++
}
Return(1)
}
/* ARG0 = IRQ Number(0-15)
* Returns Bit Map
*/
Method(I2BM, 1)
{
Local0 = 0
if (ARG0 != 0) {
Local1 = 1
Local0 = Local1 << ARG0
}
Return(Local0)
}
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