static void do_header(struct rfc2045 *p)
{
struct rfc822t *header;
char *t;
if (p->headerlen == 0) return;
rfc2045_add_buf( &p->header, &p->headersize, &p->headerlen, "", 1);
/* 0 terminate */
/* Parse the header line according to RFC822 */
header=rfc822t_alloc_new(p->header, NULL, NULL);
if (!header) return; /* Broken header */
if (header->ntokens < 2 ||
header->tokens[0].token ||
header->tokens[1].token != ':')
{
rfc822t_free(header);
return; /* Broken header */
}
t=lower_paste_token(header, 0);
if (t == 0)
;
else if (strcmp(t, "mime-version") == 0)
{
free(t);
mime_version(p, header);
}
else if (strcmp(t, "content-type") == 0)
{
free(t);
content_type(p, header);
} else if (strcmp(t, "content-transfer-encoding") == 0)
{
free(t);
content_transfer_encoding(p, header);
} else if (strcmp(t, "content-disposition") == 0)
{
free(t);
content_disposition(p, header);
} else if (strcmp(t, "content-id") == 0)
{
free(t);
content_id(p, header);
} else if (strcmp(t, "content-description") == 0)
{
free(t);
t=strchr(p->header, ':');
if (t) ++t;
while (t && isspace((int)(unsigned char)*t))
++t;
content_description(p, t);
} else if (strcmp(t, "content-language") == 0)
{
free(t);
t=strchr(p->header, ':');
if (t) ++t;
while (t && isspace((int)(unsigned char)*t))
++t;
content_language(p, t);
} else if (strcmp(t, "content-base") == 0)
{
free(t);
content_base(p, header);
} else if (strcmp(t, "content-location") == 0)
{
free(t);
content_location(p, header);
} else if (strcmp(t, "content-md5") == 0)
{
free(t);
t=strchr(p->header, ':');
if (t) ++t;
while (t && isspace((int)(unsigned char)*t))
++t;
content_md5(p, t);
}
else free(t);
rfc822t_free(header);
}
/*
* @brief: 根据解析下来的going_http_header_t来处理客户的请求.
* @param phttpdr: 指向要处理的going_http_header_t; out: 保存处理的结果，http响应包.
* @return: http status code.
*
* 目前支持的请求首部：
* 目前支持的响应首部：
*/
int going_do_http_header(going_http_header_t *phttphdr, string& out)
{
char status_line[256] = {0};
string crlf("\r\n");
string server("Server: Gogoing\r\n");
string Public("Public: GET, HEAD\r\n");
string content_base = "Content-base: " + going_domain + crlf;
string date = "Date: " + going_time_get() + crlf;
string content_length("Content-Length: ");
string content_location("Content-Location: ");
string last_modify("Last-Modify: ");
if(phttphdr == NULL){
snprintf(status_line, sizeof(status_line), "HTTP/1.1 %d %s\r\n",
GOING_HTTP_BAD_REQUEST, going_get_state_by_codes(GOING_HTTP_BAD_REQUEST));
out = status_line + crlf;
return GOING_HTTP_BAD_REQUEST;
}
string method = phttphdr->method;
string real_url = going_make_url(phttphdr->url);
string version = phttphdr->version;
if(method == "GET" || method == "HEAD"){
if(going_is_file_existed(real_url.c_str()) == -1){
snprintf(status_line, sizeof(status_line), "HTTP/1.1 %d %s\r\n",
GOING_HTTP_NOT_FOUND, going_get_state_by_codes(GOING_HTTP_NOT_FOUND));
out += status_line;
return GOING_HTTP_NOT_FOUND;
}else{
int len = going_get_file_length(real_url.c_str());
snprintf(status_line, sizeof(status_line), "HTTP/1.1 %d %s\r\n",
GOING_HTTP_OK, going_get_state_by_codes(GOING_HTTP_OK));
out += status_line;
snprintf(status_line, sizeof(status_line), "%d\r\n", len);
out += content_length + status_line;
out += server + content_base + date;
out += last_modify + going_get_file_modified_time(real_url.c_str()) + crlf + crlf;
}
}
else if(method == "PUT"){
snprintf(status_line, sizeof(status_line), "HTTP/1.1 %d %s\r\n",
GOING_HTTP_NOT_IMPLEMENTED, going_get_state_by_codes(GOING_HTTP_NOT_IMPLEMENTED));
out += status_line + server + Public + date + crlf;
return GOING_HTTP_NOT_IMPLEMENTED;
}
else if(method == "DELETE"){
snprintf(status_line, sizeof(status_line), "HTTP/1.1 %d %s\r\n",
GOING_HTTP_NOT_IMPLEMENTED, going_get_state_by_codes(GOING_HTTP_NOT_IMPLEMENTED));
out += status_line + server + Public + date + crlf;
return GOING_HTTP_NOT_IMPLEMENTED;
}else if(method == "POST"){
snprintf(status_line, sizeof(status_line), "HTTP/1.1 %d %s\r\n",
GOING_HTTP_NOT_IMPLEMENTED, going_get_state_by_codes(GOING_HTTP_NOT_IMPLEMENTED));
out += status_line + server + Public + date + crlf;
return GOING_HTTP_NOT_IMPLEMENTED;
}else{
snprintf(status_line, sizeof(status_line), "HTTP/1.1 %d %s\r\n",
GOING_HTTP_BAD_REQUEST, going_get_state_by_codes(GOING_HTTP_BAD_REQUEST));
out = status_line + crlf;
return GOING_HTTP_BAD_REQUEST;
}
return GOING_HTTP_OK;
}