80 lines
1.6 KiB
Go
80 lines
1.6 KiB
Go
package cgo
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/*
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#include <stddef.h>
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#include <stdint.h>
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int call_sum_length(char* data, size_t length) {
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if (data == NULL || length == 0) {
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return 1;
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}
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return 0;
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}
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int call_failure(void) {
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return 13;
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}
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int call_six_args(uintptr_t a0, uintptr_t a1, uintptr_t a2, uintptr_t a3, uintptr_t a4, uintptr_t a5) {
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if (a0 == 10 && a1 == 11 && a2 == 12 && a3 == 13 && a4 == 14 && a5 == 15) {
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return 0;
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}
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return 13;
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}
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int call_buffer_argument(uintptr_t value) {
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return value == 0 ? 13 : 0;
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}
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uintptr_t call_sum_length_ptr(void) {
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return (uintptr_t)&call_sum_length;
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}
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uintptr_t call_failure_ptr(void) {
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return (uintptr_t)&call_failure;
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}
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uintptr_t call_six_args_ptr(void) {
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return (uintptr_t)&call_six_args;
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}
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uintptr_t call_buffer_argument_ptr(void) {
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return (uintptr_t)&call_buffer_argument;
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}
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*/
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import "C"
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import "unsafe"
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func callSumLengthFunction() unsafe.Pointer {
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function := C.call_sum_length_ptr()
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return *(*unsafe.Pointer)(unsafe.Pointer(&function))
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}
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func callFailureFunction() unsafe.Pointer {
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function := C.call_failure_ptr()
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return *(*unsafe.Pointer)(unsafe.Pointer(&function))
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}
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func callSixArgumentFunction() unsafe.Pointer {
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function := C.call_six_args_ptr()
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return *(*unsafe.Pointer)(unsafe.Pointer(&function))
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}
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func callBufferArgumentFunction() unsafe.Pointer {
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function := C.call_buffer_argument_ptr()
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return *(*unsafe.Pointer)(unsafe.Pointer(&function))
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}
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func callWithErrnoZero() (int, error) {
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return WithErrno(func() C.int {
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return 0
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})
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}
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func callWithErrnoFailure() (int, error) {
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return WithErrno(func() C.int {
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return 2
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})
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}
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