static
PT_THREAD(send_headers(struct httpd_state *s, const char *statushdr))
{
char *ptr;
PSOCK_BEGIN(&s->sout);
PSOCK_GENERATOR_SEND(&s->sout, generate_status, (char *)statushdr);
ptr = strrchr(s->filename, ISO_period);
if (httpd_strncmp("4", statushdr, 1)==0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_htm );
} else if(ptr == NULL) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_bin );
} else {
ptr++;
if(httpd_strncmp(ptr, &httpd_mime_htm[5],3)== 0 ||httpd_strncmp(ptr, &httpd_shtml[1], 4) == 0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_htm );
} else if(httpd_strcmp(ptr, &httpd_mime_css[5]) == 0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_css );
} else if(httpd_strcmp(ptr, &httpd_mime_png[6]) == 0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_png );
} else if(httpd_strcmp(ptr, &httpd_mime_gif[6])== 0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_gif );
} else if(httpd_strcmp(ptr, httpd_mime_jpg) == 0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_jpg );
} else {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_txt);
}
}
PSOCK_END(&s->sout);
}
static
PT_THREAD(handle_output(struct httpd_state *s))
{
char *ptr;
PT_BEGIN(&s->outputpt);
#if DEBUGLOGIC
httpd_strcpy(s->filename,httpd_indexfn);
#endif
if(!httpd_fs_open(s->filename, &s->file)) {
httpd_strcpy(s->filename, httpd_404fn);
httpd_fs_open(s->filename, &s->file);
PT_WAIT_THREAD(&s->outputpt, send_headers(s, httpd_404notf));
PT_WAIT_THREAD(&s->outputpt, send_file(s));
} else {
PT_WAIT_THREAD(&s->outputpt, send_headers(s, httpd_200ok));
ptr = strchr(s->filename, ISO_period);
if((ptr != NULL && httpd_strncmp(ptr, httpd_shtml, 6) == 0) || httpd_strcmp(s->filename,httpd_indexfn)==0) {
PT_INIT(&s->scriptpt);
PT_WAIT_THREAD(&s->outputpt, handle_script(s));
} else {
PT_WAIT_THREAD(&s->outputpt, send_file(s));
}
}
PSOCK_CLOSE(&s->sout);
PT_END(&s->outputpt);
}
static
PT_THREAD(handle_output(struct httpd_state *s))
{
char *ptr;
PT_BEGIN(&s->outputpt);
#if DEBUGLOGIC
httpd_strcpy(s->filename,httpd_indexfn);
#endif
if(!httpd_fs_open(s->filename, &s->file)) {
httpd_strcpy(s->filename, httpd_404fn);
httpd_fs_open(s->filename, &s->file);
PT_WAIT_THREAD(&s->outputpt, send_headers(s, httpd_404notf));
PT_WAIT_THREAD(&s->outputpt, send_file(s));
} else {
PRINTF("s->state: %d\r\n", s->state);
if(s->state == STATE_OUTPUT)
{
PT_WAIT_THREAD(&s->outputpt, send_headers(s, httpd_200ok));
ptr = strchr(s->filename, ISO_period);
if((ptr != NULL && httpd_strncmp(ptr, httpd_shtml, 6) == 0) || httpd_strcmp(s->filename,httpd_indexfn)==0) {
PT_INIT(&s->scriptpt);
PT_WAIT_THREAD(&s->outputpt, handle_script(s));
} else {
PT_WAIT_THREAD(&s->outputpt, send_file(s));
}
} else { // state == STATE_OUTPUT_ERROR
if(s->error_number == 413)
{
// Send the error message file instead.
httpd_strcpy(s->filename, httpd_413fn);
httpd_fs_open(s->filename, &s->file);
PT_WAIT_THREAD(&s->outputpt, send_headers(s, httpd_413error));
PT_WAIT_THREAD(&s->outputpt, send_file(s));
}
// other error messages can be added here.
}
}
PSOCK_CLOSE(&s->sout);
PT_END(&s->outputpt);
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(send_headers(struct httpd_state *s, const char *statushdr))
{
char *ptr;
PSOCK_BEGIN(&s->sout);
PSOCK_GENERATOR_SEND(&s->sout, generate_status, (char *) statushdr);
ptr = strrchr(s->filename, ISO_period);
if (httpd_strncmp("4", statushdr, 1) == 0) { //404
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_htm);
} else if (ptr == NULL) {
#if WEBSERVER_CONF_BIN
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_bin);
#else
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_htm);
#endif
} else {
ptr++;
#if WEBSERVER_CONF_INCLUDE || WEBSERVER_CONF_CGI
if (httpd_strncmp(ptr, &httpd_mime_htm[5], 3) == 0 || httpd_strncmp(ptr, &httpd_str_shtml[1], 4) == 0) {
#else
if (httpd_strncmp(ptr, &httpd_mime_htm[5], 3) == 0) {
#endif
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_htm);
#if WEBSEVER_CONF_CSS
} else if (httpd_strcmp(ptr, &httpd_mime_css[5]) == 0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_css);
#endif
#if WEBSERVER_CONF_PNG
} else if (httpd_strcmp(ptr, &httpd_mime_png[6]) == 0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_png);
#endif
#if WEBSERVER_CONF_GIF
} else if (httpd_strcmp(ptr, &httpd_mime_gif[6]) == 0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_gif);
#endif
#if WEBSERVER_CONF_JPG
} else if (httpd_strcmp(ptr, httpd_mime_jpg) == 0) {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_jpg);
#endif
#if WEBSERVER_CONF_TXT
} else {
PSOCK_GENERATOR_SEND(&s->sout, generate_header, &httpd_mime_txt);
#endif
}
}
PSOCK_END(&s->sout);
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(handle_output(struct httpd_state *s))
{
char *ptr;
PT_BEGIN(&s->outputpt);
#if DEBUGLOGIC
httpd_strcpy(s->filename, httpd_str_indexfn);
#endif
s->fd = httpd_fs_open(s->filename, HTTPD_FS_READ);
if (s->fd == -1) { // Opening file failed.
/* TODO: try index.htm ? */
#if WEBSERVER_CONF_INCLUDE || WEBSERVER_CONF_CGI
/* If index.html not found try index.htm */
if (httpd_strcmp(s->filename, httpd_str_indexfn) == 0) {
httpd_strcpy(s->filename, httpd_str_indexfn3);
}
s->fd = httpd_fs_open(s->filename, HTTPD_FS_READ);
if (s->fd != -1) {
goto sendfile;
}
/* If index.html not found try index.shtml */
if (httpd_strcmp(s->filename, httpd_str_indexfn) == 0) {
httpd_strcpy(s->filename, httpd_str_indexsfn);
}
s->fd = httpd_fs_open(s->filename, HTTPD_FS_READ);
if (s->fd == -1) {
PRINTD("Opening %s failed\n", s->filename);
goto psock_close;
} else {
goto sendfile;
}
#endif
/* If nothing was found, send 404 page */
httpd_strcpy(s->filename, httpd_str_404fn);
s->fd = httpd_fs_open(s->filename, HTTPD_FS_READ);
PT_WAIT_THREAD(&s->outputpt, send_headers(s, httpd_str_404notf));
PT_WAIT_THREAD(&s->outputpt, send_file(s));
} else { // Opening file succeeded.
sendfile:
PT_WAIT_THREAD(&s->outputpt, send_headers(s, httpd_str_200ok));
#if WEBSERVER_CONF_INCLUDE || WEBSERVER_CONF_CGI
/* If filename ends with .shtml, scan file for script includes or cgi */
ptr = strchr(s->filename, ISO_period);
if ((ptr != NULL && httpd_strncmp(ptr, httpd_str_shtml, 6) == 0)
|| httpd_strcmp(s->filename, httpd_str_indexfn) == 0) {
PT_INIT(&s->scriptpt);
PT_WAIT_THREAD(&s->outputpt, handle_scripts(s));
} else {
#else
if (1) {
#endif
PT_WAIT_THREAD(&s->outputpt, send_file(s));
httpd_fs_close(s->fd);
}
}
psock_close:
PSOCK_CLOSE(<y & s->sout);
PT_END(&s->outputpt);
}
/*---------------------------------------------------------------------------*/
#if WEBSERVER_CONF_PASSQUERY
char httpd_query[WEBSERVER_CONF_PASSQUERY];
#endif
static
PT_THREAD(handle_input(struct httpd_state *s))
{
PSOCK_BEGIN(&s->sin);
PSOCK_READTO(&s->sin, ISO_space);
if (httpd_strncmp(s->inputbuf, httpd_str_get, 4) != 0) {
PSOCK_CLOSE_EXIT(&s->sin);
}
PSOCK_READTO(&s->sin, ISO_space);
if (s->inputbuf[0] != ISO_slash) {
PSOCK_CLOSE_EXIT(&s->sin);
}
if (s->inputbuf[1] == ISO_space) {
httpd_strcpy(s->filename, httpd_str_indexfn);
} else {
uint8_t i;
for (i = 0; i<sizeof (s->filename) + 1; i++) {
if (i >= (PSOCK_DATALEN(&s->sin) - 1)) break;
if (s->inputbuf[i] == ISO_space) break;
#if WEBSERVER_CONF_PASSQUERY
/* Query string is left in the httpd_query buffer until zeroed by the application! */
if (s->inputbuf[i] == ISO_qmark) {
strncpy(httpd_query, &s->inputbuf[i + 1], sizeof (httpd_query));
break;
}
#endif
s->filename[i] = s->inputbuf[i];
}
s->filename[i] = 0;
}
#if WEBSERVER_CONF_LOG
webserver_log_file(&uip_conn->ripaddr, s->filename);
// webserver_log(httpd_query);
#endif
#if WEBSERVER_CONF_LOADTIME
s->pagetime = clock_time();
#endif
s->state = STATE_OUTPUT;
while (1) {
PSOCK_READTO(&s->sin, ISO_nl);
#if WEBSERVER_CONF_LOG && WEBSERVER_CONF_REFERER
if (httpd_strncmp(s->inputbuf, httpd_str_ref, 8) == 0) {
s->inputbuf[PSOCK_DATALEN(&s->sin) - 2] = 0;
petsciiconv_topetscii(s->inputbuf, PSOCK_DATALEN(&s->sin) - 2);
webserver_log(s->inputbuf);
}
#endif
}
PSOCK_END(&s->sin);
}
