toys/simple-http-server-c/source/http_response.h

#pragma once

#include "dynamic_buffer.h"

#if defined (__cplusplus)
extern "C" {
#endif

/// HTTP/1.1 <CODE> <MESSAGE>
/// <HEADERS>
typedef struct HttpResponseHeader
{
    DynamicBuffer buffer;
} HttpResponseHeader;

/// #define HttpResponseHeader_Construct DynamicBuffer_Construct
/// #define HttpResponseHeader_Destruct DynamicBuffer_Destruct
#define HttpResponseHeader_Construct(o) do { \
    DynamicBuffer_Construct(&(((HttpResponseHeader *)(o))->buffer)); \
} while (0)

#define HttpResponseHeader_Destruct(o) do { \
    DynamicBuffer_Destruct(&(((HttpResponseHeader *)(o))->buffer)); \
} while (0)

#define HttpResponseHeader_End(o) do {\
    DynamicBuffer_Append(&(((HttpResponseHeader *)(o))->buffer), "\r\n\0", 3); \
} while (0)

#define HttpResponseHeader_AsString(o) (const char *)(DynamicBuffer_Buffer(&((DynamicBuffer *)(o))->buffer))
#define HttpResponseHeader_Size(o) (DynamicBuffer_Size(&((DynamicBuffer *)(o))->buffer) - 1)

void HttpResponseHeader_Start(HttpResponseHeader *o, const char *code, const char *msg);
void HttpResponseHeader_AppendField(HttpResponseHeader *o, const char *field, const char *value);
void HttpResponseHeader_EndWithContentLength(HttpResponseHeader *o, size_t size);

#if defined (__cplusplus)
}
#endif