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Turns out there's more differences in cgo bindings between macOS, Linux and Windows. Instead of mucking around and trying to decipher the madness, we shove all differentiating cgo calls into separate calls for each platform.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,10 +1,126 @@ | ||
| //go:build darwin | ||
| // +build darwin | ||
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| package drivechain | ||
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| /* | ||
| #cgo LDFLAGS: ./drivechain/target/debug/libdrivechain_eth.a -ldl -lm | ||
| #include "./bindings.h" | ||
| */ | ||
| import "C" | ||
| import ( | ||
| "strings" | ||
| "unsafe" | ||
|
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| "github.com/ethereum/go-ethereum/common" | ||
| ) | ||
|
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| func newDeposits(deposits []Deposit) C.Deposits { | ||
| depositsMemory := C.malloc(C.size_t(len(deposits)) * C.size_t(unsafe.Sizeof(C.Deposit{}))) | ||
| depositsSlice := (*[1<<30 - 1]C.Deposit)(depositsMemory) | ||
| for i, deposit := range deposits { | ||
| depositsSlice[i] = C.Deposit{ | ||
| address: C.CString(strings.ToLower(deposit.Amount.String())), | ||
| amount: C.ulonglong(deposit.Amount.Uint64()), | ||
| } | ||
| } | ||
| return C.Deposits{ | ||
| ptr: &depositsSlice[0], | ||
| len: C.ulong(len(deposits)), | ||
| } | ||
| } | ||
|
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| func newRefundsFromHash(refunds []common.Hash) C.Refunds { | ||
| refundsMemory := C.malloc(C.size_t(len(refunds)) * C.size_t(unsafe.Sizeof(C.Refund{}))) | ||
| refundsSlice := (*[1<<30 - 1]C.Refund)(refundsMemory) | ||
| for i, id := range refunds { | ||
| cRefund := C.Refund{ | ||
| id: C.CString(id.Hex()), | ||
| } | ||
| refundsSlice[i] = cRefund | ||
| } | ||
| return C.Refunds{ | ||
| ptr: &refundsSlice[0], | ||
| len: C.ulong(len(refunds)), | ||
| } | ||
| } | ||
|
|
||
| func newRefunds(refunds []Refund) C.Refunds { | ||
| refundsMemory := C.malloc(C.size_t(len(refunds)) * C.size_t(unsafe.Sizeof(C.Refund{}))) | ||
| refundsSlice := (*[1<<30 - 1]C.Refund)(refundsMemory) | ||
| for i, r := range refunds { | ||
| cRefund := C.Refund{ | ||
| id: C.CString(r.Id.Hex()), | ||
| amount: C.ulonglong(r.Amount.Uint64()), | ||
| } | ||
| refundsSlice[i] = cRefund | ||
| } | ||
| return C.Refunds{ | ||
| ptr: &refundsSlice[0], | ||
| len: C.ulong(len(refunds)), | ||
| } | ||
| } | ||
|
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| func newWithdrawalsFromHash(withdrawals []common.Hash) C.Withdrawals { | ||
| withdrawalsMemory := C.malloc(C.size_t(len(withdrawals)) * C.size_t(unsafe.Sizeof(C.Withdrawal{}))) | ||
| withdrawalsSlice := (*[1<<30 - 1]C.Withdrawal)(withdrawalsMemory) | ||
| for i, id := range withdrawals { | ||
| cWithdrawal := C.Withdrawal{ | ||
| id: C.CString(id.Hex()), | ||
| } | ||
| withdrawalsSlice[i] = cWithdrawal | ||
| } | ||
|
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||
| return C.Withdrawals{ | ||
| ptr: &withdrawalsSlice[0], | ||
| len: C.ulong(len(withdrawals)), | ||
| } | ||
| } | ||
|
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| func newWithdrawals(withdrawals map[common.Hash]Withdrawal) C.Withdrawals { | ||
| withdrawalsMemory := C.malloc(C.size_t(len(withdrawals)) * C.size_t(unsafe.Sizeof(C.Withdrawal{}))) | ||
| withdrawalsSlice := (*[1<<30 - 1]C.Withdrawal)(withdrawalsMemory) | ||
| { | ||
| i := 0 | ||
| for id, w := range withdrawals { | ||
| cWithdrawal := C.Withdrawal{ | ||
| id: C.CString(id.Hex()), | ||
| address: w.Address, | ||
| amount: C.ulonglong(w.Amount.Uint64()), | ||
| fee: C.ulonglong(w.Fee.Uint64()), | ||
| } | ||
| withdrawalsSlice[i] = cWithdrawal | ||
| i += 1 | ||
| } | ||
| } | ||
| return C.Withdrawals{ | ||
| ptr: &withdrawalsSlice[0], | ||
| len: C.ulong(len(withdrawals)), | ||
| } | ||
| } | ||
|
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| func createDeposit(address common.Address, amount uint64, fee uint64) bool { | ||
| cAddress := C.CString(strings.ToLower(address.Hex())) | ||
| cAmount := C.ulonglong(amount) | ||
| cFee := C.ulonglong(fee) | ||
| result := C.create_deposit(cAddress, cAmount, cFee) | ||
| C.free(unsafe.Pointer(cAddress)) | ||
| return bool(result) | ||
| } | ||
|
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| func attemptBmm(criticalHash string, prevMainBlockHash string, amount uint64) { | ||
| cCriticalHash := C.CString(criticalHash) | ||
| cPrevMainBlockHash := C.CString(prevMainBlockHash) | ||
| C.attempt_bmm(cCriticalHash, cPrevMainBlockHash, C.ulonglong(amount)) | ||
| C.free(unsafe.Pointer(cCriticalHash)) | ||
| C.free(unsafe.Pointer(cPrevMainBlockHash)) | ||
| } | ||
|
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| func initBmmEngine(dbPath, host, rpcUser, rpcPassword string, port uint16) { | ||
| cDbPath := C.CString(dbPath) | ||
| cHost := C.CString(host) | ||
| cRpcUser := C.CString(rpcUser) | ||
| cRpcPassword := C.CString(rpcPassword) | ||
|
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| func newUlong(in uint64) C.ulonglong { | ||
| return C.ulonglong(in) | ||
| C.init(cDbPath, C.ulong(THIS_SIDECHAIN), cHost, C.ushort(port), cRpcUser, cRpcPassword) | ||
| C.free(unsafe.Pointer(cDbPath)) | ||
| C.free(unsafe.Pointer(cRpcUser)) | ||
| C.free(unsafe.Pointer(cRpcPassword)) | ||
| } |
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