bit-fields

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How do you cast from a bit-field to a pointer?

I\'ve written the following bit of code that is producing a warning: initialization makes pointer from integer without a cast[详细]

2023-02-02 12:24 分类：问答
Practical Use of Zero-Length Bitfields

I am not totally sure about C, but C++ allows unnamed bit-fields of 0 length. For example: struct X { int : 0;[详细]

2023-01-27 02:20 分类：问答
how to declare an unsigned int in a C program

On this link I came across http://lxr.linux.no/#linux+v2.6.36/include/linux/pci.h#L299 integer declaration[详细]

2023-01-26 05:26 分类：问答
Iterate members of a bitfield

We have this example: struct X { int e0 : 6; int e1 : 6; int e2 : 6; ... int e10 : 6; }; struct X c; How can开发者_JS百科 I access the members \"automatically\", something like that:[详细]

2023-01-24 05:23 分类：问答
How to read/write full 32 or 64 bits of an int or bigint bitmasked field in TSQL

Setting the 32nd and 64th bits is tricky. 32-bit Solution: I got it to work for 32-bit fields.The trick is to cast the return value of the POWER function to binary(4) before casting it to int.If you[详细]

2023-01-22 11:19 分类：问答
Colons after variable name in C [duplicate]

This question already has answers here: 开发者_开发技巧 Closed 12 years ago. Possible Duplicate:[详细]

2023-01-21 10:44 分类：问答
What is VC++ doing when packing bitfields?

To clarify my question, let\'s start off with an example program: #include <stdio.h> #pragma pack(push,1)[详细]

2023-01-20 10:28 分类：问答
question about struct and pointers

let us consider following code #include <stdio.h> #include <iostream> using namespace std; typedef struct bf_{[详细]

2023-01-18 06:04 分类：问答
Bitfields vs. Polymorphism for game map object attributes

This optimzation question has been bugging me for the last day. In my program (a simple roguelike game), I use bitwise flags to store the attributes of map objects, such as if they are solid, or if t[详细]

2023-01-16 06:57 分类：问答
why my value are divided by 2 with bit fields

I got some trouble with bitfields and endian stuff... I confused. I need to parse some data got from the network, the sent are in lil endian (im using boost::asio)[详细]

2023-01-14 03:36 分类：问答