mirror of https://github.com/status-im/go-waku.git
43 lines
1.0 KiB
Go
43 lines
1.0 KiB
Go
package main
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/*
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#include <stdlib.h>
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#include <stddef.h>
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*/
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import "C"
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import (
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"encoding/base64"
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"unsafe"
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mobile "github.com/waku-org/go-waku/mobile"
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)
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// Decode a base64 string (useful for reading the payload from waku messages)
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//
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//export waku_utils_base64_decode
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func waku_utils_base64_decode(data *C.char) *C.char {
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b, err := base64.StdEncoding.DecodeString(C.GoString(data))
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if err != nil {
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return C.CString(mobile.MakeJSONResponse(err))
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}
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return C.CString(mobile.PrepareJSONResponse(string(b), nil))
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}
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// Encode data to base64 (useful for creating the payload of a waku message in the
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// format understood by waku_relay_publish)
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//
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//export waku_utils_base64_encode
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func waku_utils_base64_encode(data *C.char) *C.char {
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str := base64.StdEncoding.EncodeToString([]byte(C.GoString(data)))
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return C.CString(string(str))
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}
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// Frees a char* since all strings returned by gowaku are allocated in the C heap using malloc.
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//
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//export waku_utils_free
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func waku_utils_free(data *C.char) {
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C.free(unsafe.Pointer(data))
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}
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