public static string CalcScriptHashString(byte[] script)
{
var sha256 = System.Security.Cryptography.SHA256.Create();
byte[] hash256 = sha256.ComputeHash(script);
var ripemd160 = new Neo.Cryptography.RIPEMD160Managed();
var hash = ripemd160.ComputeHash(hash256);
StringBuilder sb = new StringBuilder();
sb.Append("0x");
foreach (var b in hash.Reverse().ToArray())
{
sb.Append(b.ToString("x02"));
}
return(sb.ToString());
}
public static string ComputeHash(byte[] script)
{
var sha256 = System.Security.Cryptography.SHA256.Create();
byte[] hash256 = sha256.ComputeHash(script);
var ripemd160 = new Neo.Cryptography.RIPEMD160Managed();
var hash = ripemd160.ComputeHash(hash256);
StringBuilder sb = new StringBuilder();
sb.Append("0x");
for (int i = hash.Length - 1; i >= 0; i--)
{
sb.Append(hash[i].ToString("x02"));
}
return(sb.ToString());
}
public static MyJson.JsonNode_Object Export(NeoModule module, byte[] script)
{
var sha256 = System.Security.Cryptography.SHA256.Create();
byte[] hash256 = sha256.ComputeHash(script);
var ripemd160 = new Neo.Cryptography.RIPEMD160Managed();
var hash = ripemd160.ComputeHash(hash256);
var outjson = new MyJson.JsonNode_Object();
//hash
StringBuilder sb = new StringBuilder();
sb.Append("0x");
foreach (var b in hash.Reverse().ToArray())
{
sb.Append(b.ToString("x02"));
}
outjson.SetDictValue("hash", sb.ToString());
//entrypoint
outjson.SetDictValue("entrypoint", "Main");
var mainmethod = module.mapMethods[module.mainMethod];
if (mainmethod != null)
{
var name = mainmethod.displayName;
outjson.SetDictValue("entrypoint", name);
}
//functions
var funcsigns = new MyJson.JsonNode_Array();
outjson["functions"] = funcsigns;
foreach (var function in module.mapMethods)
{
var mm = function.Value;
if (mm.isPublic == false)
{
continue;
}
var ps = mm.name.Split(new char[] { ' ', '(' }, StringSplitOptions.RemoveEmptyEntries);
var funcsign = new MyJson.JsonNode_Object();
funcsigns.Add(funcsign);
var funcname = ps[1];
if (funcname.IndexOf("::") > 0)
{
var sps = funcname.Split(new string[] { "::" }, StringSplitOptions.RemoveEmptyEntries);
funcname = sps.Last();
}
funcsign.SetDictValue("name", function.Value.displayName);
MyJson.JsonNode_Array funcparams = new MyJson.JsonNode_Array();
funcsign["parameters"] = funcparams;
if (mm.paramtypes != null)
{
foreach (var v in mm.paramtypes)
{
var ptype = ConvType(v.type);
var item = new MyJson.JsonNode_Object();
funcparams.Add(item);
item.SetDictValue("name", v.name);
item.SetDictValue("type", ptype);
}
}
var rtype = ConvType(mm.returntype);
funcsign.SetDictValue("returntype", rtype);
}
//events
var eventsigns = new MyJson.JsonNode_Array();
outjson["events"] = eventsigns;
foreach (var events in module.mapEvents)
{
var mm = events.Value;
var ps = mm.name.Split(new char[] { ' ', '(' }, StringSplitOptions.RemoveEmptyEntries);
var funcsign = new MyJson.JsonNode_Object();
eventsigns.Add(funcsign);
funcsign.SetDictValue("name", events.Value.displayName);
MyJson.JsonNode_Array funcparams = new MyJson.JsonNode_Array();
funcsign["parameters"] = funcparams;
if (mm.paramtypes != null)
{
foreach (var v in mm.paramtypes)
{
var ptype = ConvType(v.type);
var item = new MyJson.JsonNode_Object();
funcparams.Add(item);
item.SetDictValue("name", v.name);
item.SetDictValue("type", ptype);
}
}
var rtype = ConvType(mm.returntype);
funcsign.SetDictValue("returntype", rtype);
}
return(outjson);
}
public static MyJson.JsonNode_Object Export(NeoModule module, byte[] script, Dictionary <int, int> addrConvTable)
{
var sha256 = System.Security.Cryptography.SHA256.Create();
byte[] hash256 = sha256.ComputeHash(script);
var ripemd160 = new Neo.Cryptography.RIPEMD160Managed();
var hash = ripemd160.ComputeHash(hash256);
var outjson = new MyJson.JsonNode_Object();
//hash
StringBuilder sb = new StringBuilder();
sb.Append("0x");
foreach (var b in hash.Reverse().ToArray())
{
sb.Append(b.ToString("x02"));
}
outjson.SetDictValue("hash", sb.ToString());
//functions
var methods = new MyJson.JsonNode_Array();
outjson["methods"] = methods;
List <string> names = new List <string>();
foreach (var function in module.mapMethods)
{
var mm = function.Value;
if (mm.inSmartContract == false)
{
continue;
}
if (mm.isPublic == false)
{
continue;
}
var funcsign = new MyJson.JsonNode_Object();
methods.Add(funcsign);
funcsign.SetDictValue("name", function.Value.displayName);
if (names.Contains(function.Value.displayName))
{
throw new Exception("abi not allow same name functions");
}
names.Add(function.Value.displayName);
var offset = addrConvTable?[function.Value.funcaddr] ?? function.Value.funcaddr;
funcsign.SetDictValue("offset", offset.ToString());
MyJson.JsonNode_Array funcparams = new MyJson.JsonNode_Array();
funcsign["parameters"] = funcparams;
if (mm.paramtypes != null)
{
foreach (var v in mm.paramtypes)
{
var ptype = ConvType(v.type);
var item = new MyJson.JsonNode_Object();
funcparams.Add(item);
item.SetDictValue("name", v.name);
item.SetDictValue("type", ptype);
}
}
var rtype = ConvType(mm.returntype);
funcsign.SetDictValue("returnType", rtype);
}
//events
var eventsigns = new MyJson.JsonNode_Array();
outjson["events"] = eventsigns;
foreach (var events in module.mapEvents)
{
var mm = events.Value;
var funcsign = new MyJson.JsonNode_Object();
eventsigns.Add(funcsign);
funcsign.SetDictValue("name", events.Value.displayName);
MyJson.JsonNode_Array funcparams = new MyJson.JsonNode_Array();
funcsign["parameters"] = funcparams;
if (mm.paramtypes != null)
{
foreach (var v in mm.paramtypes)
{
var ptype = ConvType(v.type);
var item = new MyJson.JsonNode_Object();
funcparams.Add(item);
item.SetDictValue("name", v.name);
item.SetDictValue("type", ptype);
}
}
//event do not have returntype in nep3
//var rtype = ConvType(mm.returntype);
//funcsign.SetDictValue("returntype", rtype);
}
return(outjson);
}