static void on_header_value(ebb_request* request, const char *at, size_t length, int header_index)
{
ebb_request_info *reqinfo = (ebb_request_info *)(request->data);
ebb_connection *conn = reqinfo->conn;
ebb_connection_info *conninfo = (ebb_connection_info *)(conn->data);
if (reqinfo->parsing_host_header)
{
if (length+1 > sizeof(reqinfo->host))
{
reqinfo->host[0] = 0;
}
else
{
memcpy(reqinfo->host, at, length);
reqinfo->host[length] = 0;
}
reqinfo->parsing_host_header = false;
}
if (reqinfo->parsing_auth_header)
{
if (length > 6)
{
if (0 == memcmp(at, "Basic ", 6))
{
if (NULL != (reqinfo->auth = calloc(1, (length-6)+1)))
{
b64_decode(reqinfo->auth, at + 6, length-6);
LOG_DEBUG("auth='%s'", reqinfo->auth);
}
}
}
reqinfo->parsing_auth_header = false;
}
if (reqinfo->parsing_ifmodifiedsince_header)
{
char str[512];
if (length < sizeof(str))
{
memcpy(str, at, length);
str[length] = 0;
conninfo->ifmodifiedsince = tdate_parse(str);
LOG_DEBUG("tdate_parse %s = %u", str, conninfo->ifmodifiedsince);
}
reqinfo->parsing_ifmodifiedsince_header = false;
}
}
/* Returns 1 if elems should continue being read, 0 otherwise */
static int procheadelem(struct connstruct *cn, char *buf)
{
char *delim, *value;
if ((delim = strchr(buf, ' ')) == NULL)
return 0;
*delim = 0;
value = delim + 1;
if (strcmp(buf, "GET") == 0 || strcmp(buf, "HEAD") == 0 ||
strcmp(buf, "POST") == 0) {
if (buf[0] == 'H')
cn->reqtype = TYPE_HEAD;
else if (buf[0] == 'P')
cn->reqtype = TYPE_POST;
if ((delim = strchr(value, ' ')) == NULL) /* expect HTTP type */
return 0;
*delim++ = 0;
urldecode(value);
if (sanitizefile(value) == 0) {
send_error(cn, 403);
return 0;
}
#if defined(CONFIG_HTTP_HAS_CGI)
decode_path_info(cn, value);
#else
my_strncpy(cn->filereq, value, MAXREQUESTLENGTH);
#endif
cn->if_modified_since = -1;
if (strcmp(delim, "HTTP/1.0") == 0) /* v1.0 HTTP? */
cn->is_v1_0 = 1;
} else if (strcasecmp(buf, "Host:") == 0) {
if (sanitizehost(value) == 0) {
removeconnection(cn);
return 0;
}
my_strncpy(cn->server_name, value, MAXREQUESTLENGTH);
} else if (strcasecmp(buf, "Connection:") == 0 && strcmp(value, "close") == 0) {
cn->close_when_done = 1;
} else if (strcasecmp(buf, "If-Modified-Since:") == 0) {
cn->if_modified_since = tdate_parse(value);
} else if (strcasecmp(buf, "Expect:") == 0) {
/* supposed to be safe to ignore 100-continue */
if (strcasecmp(value, "100-continue") != 0) {
send_error(cn, 417); /* expectation failed */
return 0;
}
}
#ifdef CONFIG_HTTP_HAS_AUTHORIZATION
else if (strcasecmp(buf, "Authorization:") == 0 &&
strncmp(value, "Basic ", 6) == 0) {
int size = sizeof(cn->authorization);
if (base64_decode(&value[6], strlen(&value[6]),
(uint8_t *)cn->authorization, &size))
cn->authorization[0] = 0; /* error */
else
cn->authorization[size] = 0;
}
#endif
#if defined(CONFIG_HTTP_HAS_CGI)
else if (strcasecmp(buf, "Content-Length:") == 0) {
sscanf(value, "%d", &cn->content_length);
} else if (strcasecmp(buf, "Content-Type:") == 0) {
my_strncpy(cn->cgicontenttype, value, MAXREQUESTLENGTH);
} else if (strcasecmp(buf, "Cookie:") == 0) {
my_strncpy(cn->cookie, value, MAXREQUESTLENGTH);
}
#endif
return 1;
}
