
C语言中struct转换成Delphi中的record
structcurl_httppost{structcurl_httppost*next;char*name;longnamelength;char*contents;l...
struct curl_httppost {
struct curl_httppost *next;
char *name;
long namelength;
char *contents;
long contentslength;
char *buffer;
char *contenttype;
struct curl_slist* contentheader;
struct curl_httppost *more;
long flags;
#define HTTPPOST_FILENAME (1<<0) //上面的基本没问题,但这一段实在不知道怎么翻译。。
#define HTTPPOST_READFILE (1<<1)
#define HTTPPOST_PTRNAME (1<<2)
#define HTTPPOST_PTRCONTENTS (1<<3)
#define HTTPPOST_BUFFER (1<<4)
#define HTTPPOST_PTRBUFFER (1<<5)
#define HTTPPOST_CALLBACK (1<<6)
char *showfilename;
void *userp;
};
typedef size_t (*curl_read_callback)(char *buffer,
size_t size,
size_t nitems,
void *instream);
还有这个。。。 展开
struct curl_httppost *next;
char *name;
long namelength;
char *contents;
long contentslength;
char *buffer;
char *contenttype;
struct curl_slist* contentheader;
struct curl_httppost *more;
long flags;
#define HTTPPOST_FILENAME (1<<0) //上面的基本没问题,但这一段实在不知道怎么翻译。。
#define HTTPPOST_READFILE (1<<1)
#define HTTPPOST_PTRNAME (1<<2)
#define HTTPPOST_PTRCONTENTS (1<<3)
#define HTTPPOST_BUFFER (1<<4)
#define HTTPPOST_PTRBUFFER (1<<5)
#define HTTPPOST_CALLBACK (1<<6)
char *showfilename;
void *userp;
};
typedef size_t (*curl_read_callback)(char *buffer,
size_t size,
size_t nitems,
void *instream);
还有这个。。。 展开
2个回答
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#define HTTPPOST_FILENAME (1<<0)
定义常量,<<是位移运算中的左移。
const
HTTPPOST_FILENAME 1左移0位是多少,写常量就行了
其它的类似。
typedef size_t (*curl_read_callback)(char *buffer,
size_t size,
size_t nitems,
void *instream);
这个是定义函数类型的类型。delphi中也有。
定义常量,<<是位移运算中的左移。
const
HTTPPOST_FILENAME 1左移0位是多少,写常量就行了
其它的类似。
typedef size_t (*curl_read_callback)(char *buffer,
size_t size,
size_t nitems,
void *instream);
这个是定义函数类型的类型。delphi中也有。
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抓紧给分,人的基本素质:
const
HTTPPOST_FILENAME = 1;
HTTPPOST_READFILE = 1 shl 1;
HTTPPOST_PTRNAME = 1 shl 2;
HTTPPOST_PTRCONTENTS = 1 shl 3;
HTTPPOST_BUFFER = 1 shl 4;
HTTPPOST_PTRBUFFER = 1 shl 5;
HTTPPOST_CALLBACK = 1 shl 6;
type
size_t = DWORD;
curl_read_callback = function (buffer: PChar; size, nitems: size_t; instream: Pointer): size_t;
const
HTTPPOST_FILENAME = 1;
HTTPPOST_READFILE = 1 shl 1;
HTTPPOST_PTRNAME = 1 shl 2;
HTTPPOST_PTRCONTENTS = 1 shl 3;
HTTPPOST_BUFFER = 1 shl 4;
HTTPPOST_PTRBUFFER = 1 shl 5;
HTTPPOST_CALLBACK = 1 shl 6;
type
size_t = DWORD;
curl_read_callback = function (buffer: PChar; size, nitems: size_t; instream: Pointer): size_t;
追问
不是我不愿意快速结帖,实在是没有结果。
那部分有左移的内容是在struct中,代表的是什么意思?delphi中如何定义?
用const可以和上面的语句等价么?因为我对C语言不是太熟悉,所以趁这个机会学习一下。
追答
#define 就是定义宏,跟struct无关。在Delphi没有宏,可以用const代替。
不等价我给你写什么,你当我是那些骗分的半瓶子醋么?
能用结贴。
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