aboutsummaryrefslogtreecommitdiff
path: root/src/functionread.cpp
blob: b9c839757d2455c1e86c04987f2a37635b1bb745 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
#include "functionread.h"
#include "filemgr.h"

#include <bu/plugger.h>
PluginInterface3( pluginFunctionRead, read, FunctionRead, Function,
		"Mike Buland", 0, 1 );

FunctionRead::FunctionRead()
{
}

FunctionRead::~FunctionRead()
{
}

Bu::String FunctionRead::getName() const
{
	return "read";
}

Variable FunctionRead::call( Variable &input, VarList lParams )
{
	Variable vRet;
	if( lParams.getSize() == 1 )
	{
		int iSize = lParams.first().toInt();
		Bu::String sBuf( iSize );
		sBuf.resize(
			FileMgr::getInstance().get( (ptrdiff_t)input.getOpaque() ).read(
				sBuf.getStr(), iSize
				)
			);
		vRet = sBuf;
		return vRet;
	}
	throw Bu::ExceptionBase(
		"read takes zero or one parameters."
		);
}