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feat(cgo): extend Call for up to 16 arguments

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Co-Authored-By: Virgil <virgil@lethean.io>
This commit is contained in:
Virgil 2026-04-03 19:23:54 +00:00
parent a03afffa36
commit b5e288510f
3 changed files with 359 additions and 2 deletions
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34
call_test.go
View file

@ -82,10 +82,42 @@ func TestCallRejectsUnsupportedInputs(t *testing.T) {
})
assertPanics(t, "unsupported argument count", func() {
_ = Call(callFailureFunction(), 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
_ = Call(callFailureFunction(), 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
})
}
func TestCallSupportsThirteenArguments(t *testing.T) {
t.Parallel()
if err := Call(callThirteenArgumentFunction(), 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22); err != nil {
t.Fatalf("expected success, got error: %v", err)
}
}
func TestCallSupportsFourteenArguments(t *testing.T) {
t.Parallel()
if err := Call(callFourteenArgumentFunction(), 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23); err != nil {
t.Fatalf("expected success, got error: %v", err)
}
}
func TestCallSupportsFifteenArguments(t *testing.T) {
t.Parallel()
if err := Call(callFifteenArgumentFunction(), 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24); err != nil {
t.Fatalf("expected success, got error: %v", err)
}
}
func TestCallSupportsSixteenArguments(t *testing.T) {
t.Parallel()
if err := Call(callSixteenArgumentFunction(), 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25); err != nil {
t.Fatalf("expected success, got error: %v", err)
}
}
func TestCallSupportsSixArguments(t *testing.T) {
t.Parallel()

64
call_test_support.go
View file

@ -43,6 +43,34 @@ int call_nine_args(uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintp
return 13;
}
int call_thirteen_args(uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9, uintptr_t a10, uintptr_t a11, uintptr_t a12) {
if (a0 == 10 && a1 == 11 && a2 == 12 && a3 == 13 && a4 == 14 && a5 == 15 && a6 == 16 && a7 == 17 && a8 == 18 && a9 == 19 && a10 == 20 && a11 == 21 && a12 == 22) {
return 0;
}
return 13;
}
int call_fourteen_args(uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9, uintptr_t a10, uintptr_t a11, uintptr_t a12, uintptr_t a13) {
if (a0 == 10 && a1 == 11 && a2 == 12 && a3 == 13 && a4 == 14 && a5 == 15 && a6 == 16 && a7 == 17 && a8 == 18 && a9 == 19 && a10 == 20 && a11 == 21 && a12 == 22 && a13 == 23) {
return 0;
}
return 13;
}
int call_fifteen_args(uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9, uintptr_t a10, uintptr_t a11, uintptr_t a12, uintptr_t a13, uintptr_t a14) {
if (a0 == 10 && a1 == 11 && a2 == 12 && a3 == 13 && a4 == 14 && a5 == 15 && a6 == 16 && a7 == 17 && a8 == 18 && a9 == 19 && a10 == 20 && a11 == 21 && a12 == 22 && a13 == 23 && a14 == 24) {
return 0;
}
return 13;
}
int call_sixteen_args(uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9, uintptr_t a10, uintptr_t a11, uintptr_t a12, uintptr_t a13, uintptr_t a14, uintptr_t a15) {
if (a0 == 10 && a1 == 11 && a2 == 12 && a3 == 13 && a4 == 14 && a5 == 15 && a6 == 16 && a7 == 17 && a8 == 18 && a9 == 19 && a10 == 20 && a11 == 21 && a12 == 22 && a13 == 23 && a14 == 24 && a15 == 25) {
return 0;
}
return 13;
}
int call_buffer_argument(uintptr_t value) {
return value == 0 ? 13 : 0;
}
@ -71,6 +99,22 @@ uintptr_t call_nine_args_ptr(void) {
return (uintptr_t)&call_nine_args;
}
uintptr_t call_thirteen_args_ptr(void) {
return (uintptr_t)&call_thirteen_args;
}
uintptr_t call_fourteen_args_ptr(void) {
return (uintptr_t)&call_fourteen_args;
}
uintptr_t call_fifteen_args_ptr(void) {
return (uintptr_t)&call_fifteen_args;
}
uintptr_t call_sixteen_args_ptr(void) {
return (uintptr_t)&call_sixteen_args;
}
uintptr_t call_buffer_argument_ptr(void) {
return (uintptr_t)&call_buffer_argument;
}
@ -110,6 +154,26 @@ func callNineArgumentFunction() unsafe.Pointer {
return *(*unsafe.Pointer)(unsafe.Pointer(&function))
}
func callThirteenArgumentFunction() unsafe.Pointer {
function := C.call_thirteen_args_ptr()
return *(*unsafe.Pointer)(unsafe.Pointer(&function))
}
func callFourteenArgumentFunction() unsafe.Pointer {
function := C.call_fourteen_args_ptr()
return *(*unsafe.Pointer)(unsafe.Pointer(&function))
}
func callFifteenArgumentFunction() unsafe.Pointer {
function := C.call_fifteen_args_ptr()
return *(*unsafe.Pointer)(unsafe.Pointer(&function))
}
func callSixteenArgumentFunction() unsafe.Pointer {
function := C.call_sixteen_args_ptr()
return *(*unsafe.Pointer)(unsafe.Pointer(&function))
}
func callBufferArgumentFunction() unsafe.Pointer {
function := C.call_buffer_argument_ptr()
return *(*unsafe.Pointer)(unsafe.Pointer(&function))

263
string_conversion.go
View file

@ -17,6 +17,10 @@ typedef int (*cgo_call_int_fn9_t)(uintptr_t, uintptr_t, uintptr_t, uintptr_t, ui
typedef int (*cgo_call_int_fn10_t)(uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t);
typedef int (*cgo_call_int_fn11_t)(uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t);
typedef int (*cgo_call_int_fn12_t)(uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t);
typedef int (*cgo_call_int_fn13_t)(uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t);
typedef int (*cgo_call_int_fn14_t)(uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t);
typedef int (*cgo_call_int_fn15_t)(uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t);
typedef int (*cgo_call_int_fn16_t)(uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t);
int cgo_call_0(uintptr_t fn) {
return ((cgo_call_int_fn0_t)fn)();
@ -69,6 +73,23 @@ int cgo_call_11(uintptr_t fn, uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_
int cgo_call_12(uintptr_t fn, uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9, uintptr_t a10, uintptr_t a11) {
return ((cgo_call_int_fn12_t)fn)(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11);
}
int cgo_call_13(uintptr_t fn, uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9, uintptr_t a10, uintptr_t a11, uintptr_t a12) {
return ((cgo_call_int_fn13_t)fn)(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12);
}
int cgo_call_14(uintptr_t fn, uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9, uintptr_t a10, uintptr_t a11, uintptr_t a12, uintptr_t a13) {
return ((cgo_call_int_fn14_t)fn)(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13);
}
int cgo_call_15(uintptr_t fn, uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9, uintptr_t a10, uintptr_t a11, uintptr_t a12, uintptr_t a13, uintptr_t a14) {
return ((cgo_call_int_fn15_t)fn)(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14);
}
int cgo_call_16(uintptr_t fn, uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5, uintptr_t a6, uintptr_t a7, uintptr_t a8, uintptr_t a9, uintptr_t a10, uintptr_t a11, uintptr_t a12, uintptr_t a13, uintptr_t a14, uintptr_t a15) {
return ((cgo_call_int_fn16_t)fn)(a0, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15);
}
*/
import "C"
@ -469,8 +490,248 @@ func Call(function unsafe.Pointer, args ...interface{}) error {
panic("cgo.Call: unsupported argument type")
}
result = C.cgo_call_12(C.uintptr_t(target), C.uintptr_t(a0), C.uintptr_t(a1), C.uintptr_t(a2), C.uintptr_t(a3), C.uintptr_t(a4), C.uintptr_t(a5), C.uintptr_t(a6), C.uintptr_t(a7), C.uintptr_t(a8), C.uintptr_t(a9), C.uintptr_t(a10), C.uintptr_t(a11))
case 13:
a0, ok := toSyscallArg(args[0])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a1, ok := toSyscallArg(args[1])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a2, ok := toSyscallArg(args[2])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a3, ok := toSyscallArg(args[3])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a4, ok := toSyscallArg(args[4])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a5, ok := toSyscallArg(args[5])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a6, ok := toSyscallArg(args[6])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a7, ok := toSyscallArg(args[7])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a8, ok := toSyscallArg(args[8])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a9, ok := toSyscallArg(args[9])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a10, ok := toSyscallArg(args[10])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a11, ok := toSyscallArg(args[11])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a12, ok := toSyscallArg(args[12])
if !ok {
panic("cgo.Call: unsupported argument type")
}
result = C.cgo_call_13(C.uintptr_t(target), C.uintptr_t(a0), C.uintptr_t(a1), C.uintptr_t(a2), C.uintptr_t(a3), C.uintptr_t(a4), C.uintptr_t(a5), C.uintptr_t(a6), C.uintptr_t(a7), C.uintptr_t(a8), C.uintptr_t(a9), C.uintptr_t(a10), C.uintptr_t(a11), C.uintptr_t(a12))
case 14:
a0, ok := toSyscallArg(args[0])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a1, ok := toSyscallArg(args[1])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a2, ok := toSyscallArg(args[2])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a3, ok := toSyscallArg(args[3])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a4, ok := toSyscallArg(args[4])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a5, ok := toSyscallArg(args[5])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a6, ok := toSyscallArg(args[6])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a7, ok := toSyscallArg(args[7])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a8, ok := toSyscallArg(args[8])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a9, ok := toSyscallArg(args[9])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a10, ok := toSyscallArg(args[10])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a11, ok := toSyscallArg(args[11])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a12, ok := toSyscallArg(args[12])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a13, ok := toSyscallArg(args[13])
if !ok {
panic("cgo.Call: unsupported argument type")
}
result = C.cgo_call_14(C.uintptr_t(target), C.uintptr_t(a0), C.uintptr_t(a1), C.uintptr_t(a2), C.uintptr_t(a3), C.uintptr_t(a4), C.uintptr_t(a5), C.uintptr_t(a6), C.uintptr_t(a7), C.uintptr_t(a8), C.uintptr_t(a9), C.uintptr_t(a10), C.uintptr_t(a11), C.uintptr_t(a12), C.uintptr_t(a13))
case 15:
a0, ok := toSyscallArg(args[0])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a1, ok := toSyscallArg(args[1])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a2, ok := toSyscallArg(args[2])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a3, ok := toSyscallArg(args[3])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a4, ok := toSyscallArg(args[4])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a5, ok := toSyscallArg(args[5])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a6, ok := toSyscallArg(args[6])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a7, ok := toSyscallArg(args[7])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a8, ok := toSyscallArg(args[8])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a9, ok := toSyscallArg(args[9])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a10, ok := toSyscallArg(args[10])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a11, ok := toSyscallArg(args[11])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a12, ok := toSyscallArg(args[12])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a13, ok := toSyscallArg(args[13])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a14, ok := toSyscallArg(args[14])
if !ok {
panic("cgo.Call: unsupported argument type")
}
result = C.cgo_call_15(C.uintptr_t(target), C.uintptr_t(a0), C.uintptr_t(a1), C.uintptr_t(a2), C.uintptr_t(a3), C.uintptr_t(a4), C.uintptr_t(a5), C.uintptr_t(a6), C.uintptr_t(a7), C.uintptr_t(a8), C.uintptr_t(a9), C.uintptr_t(a10), C.uintptr_t(a11), C.uintptr_t(a12), C.uintptr_t(a13), C.uintptr_t(a14))
case 16:
a0, ok := toSyscallArg(args[0])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a1, ok := toSyscallArg(args[1])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a2, ok := toSyscallArg(args[2])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a3, ok := toSyscallArg(args[3])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a4, ok := toSyscallArg(args[4])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a5, ok := toSyscallArg(args[5])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a6, ok := toSyscallArg(args[6])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a7, ok := toSyscallArg(args[7])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a8, ok := toSyscallArg(args[8])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a9, ok := toSyscallArg(args[9])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a10, ok := toSyscallArg(args[10])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a11, ok := toSyscallArg(args[11])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a12, ok := toSyscallArg(args[12])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a13, ok := toSyscallArg(args[13])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a14, ok := toSyscallArg(args[14])
if !ok {
panic("cgo.Call: unsupported argument type")
}
a15, ok := toSyscallArg(args[15])
if !ok {
panic("cgo.Call: unsupported argument type")
}
result = C.cgo_call_16(C.uintptr_t(target), C.uintptr_t(a0), C.uintptr_t(a1), C.uintptr_t(a2), C.uintptr_t(a3), C.uintptr_t(a4), C.uintptr_t(a5), C.uintptr_t(a6), C.uintptr_t(a7), C.uintptr_t(a8), C.uintptr_t(a9), C.uintptr_t(a10), C.uintptr_t(a11), C.uintptr_t(a12), C.uintptr_t(a13), C.uintptr_t(a14), C.uintptr_t(a15))
default:
panic("cgo.Call: unsupported argument count: max 12")
panic("cgo.Call: unsupported argument count: max 16")
}
if result != 0 {