diff options
Diffstat (limited to 'contrib/bearssl/T0/CodeElementUIntExpr.cs')
-rw-r--r-- | contrib/bearssl/T0/CodeElementUIntExpr.cs | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/contrib/bearssl/T0/CodeElementUIntExpr.cs b/contrib/bearssl/T0/CodeElementUIntExpr.cs new file mode 100644 index 000000000000..8dd55a54d953 --- /dev/null +++ b/contrib/bearssl/T0/CodeElementUIntExpr.cs @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2016 Thomas Pornin <pornin@bolet.org> + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +using System; + +class CodeElementUIntExpr : CodeElement { + + uint val; + TPointerExpr cx; + int off; + + internal CodeElementUIntExpr(uint val, + TPointerExpr cx, int off) : base() + { + this.val = val; + this.cx = cx; + this.off = off; + } + + /* obsolete + internal override int Length { + get { + return Encode7EUnsigned(val, null) + + (cx.GetMaxBitLength(off) + 6) / 7; + } + } + */ + + internal override int GetLength(bool oneByteCode) + { + int len = oneByteCode ? 1 : Encode7EUnsigned(val, null); + return len + (cx.GetMaxBitLength(off) + 6) / 7; + } + + internal override int Encode(BlobWriter bw, bool oneByteCode) + { + int len1 = oneByteCode + ? EncodeOneByte(val, bw) + : Encode7EUnsigned(val, bw); + int len2 = (cx.GetMaxBitLength(off) + 6) / 7; + bw.Append(String.Format("T0_INT{0}({1})", + len2, cx.ToCExpr(off))); + return len1 + len2; + } +} |