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Move read file code to Utils

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de4dot 2011-11-30 18:21:01 +01:00
parent 4a26534ad0
commit 98342f2a0c
2 changed files with 19 additions and 15 deletions
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18
de4dot.code/Utils.cs
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@ -236,5 +236,23 @@ namespace de4dot {
if (a > b) return 1;
return 0;
}
public static byte[] readFile(string filename) {
// If the file is on the network, and we read more than 2MB, we'll read from the wrong
// offset in the file! Tested: VMware 8, Win7 x64.
const int MAX_BYTES_READ = 0x200000;
using (var fileStream = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.Read)) {
var fileData = new byte[(int)fileStream.Length];
int bytes, offset = 0, length = fileData.Length;
while ((bytes = fileStream.Read(fileData, offset, Math.Min(MAX_BYTES_READ, length - offset))) > 0)
offset += bytes;
if (offset != length)
throw new ApplicationException("Could not read all bytes");
return fileData;
}
}
}
}

16
de4dot.code/deobfuscators/DeobUtils.cs
View File

@ -47,22 +47,8 @@ namespace de4dot.deobfuscators {
return newDef;
}
// If the file is on the network, and we read more than 2MB, we'll read from the wrong
// offset in the file! Tested: VMware 8, Win7 x64.
const int MAX_BYTES_READ = 0x200000;
public static byte[] readModule(ModuleDefinition module) {
using (var fileStream = new FileStream(module.FullyQualifiedName, FileMode.Open, FileAccess.Read, FileShare.Read)) {
var fileData = new byte[(int)fileStream.Length];
int bytes, offset = 0, length = fileData.Length;
while ((bytes = fileStream.Read(fileData, offset, System.Math.Min(MAX_BYTES_READ, length - offset))) > 0)
offset += bytes;
if (offset != length)
throw new ApplicationException("Could not read all bytes");
return fileData;
}
return Utils.readFile(module.FullyQualifiedName);
}
}
}