/*---------------------------------------------------------------------------*/
static
PT_THREAD(handle_script(struct httpd_state *s))
{
char *ptr;
PT_BEGIN(&s->scriptpt);
while(s->file.len > 0) {
/* Check if we should start executing a script. */
if(*s->file.data == ISO_percent &&
*(s->file.data + 1) == ISO_bang) {
s->scriptptr = s->file.data + 3;
s->scriptlen = s->file.len - 3;
if(*(s->scriptptr - 1) == ISO_colon) {
httpd_fs_open(s->scriptptr + 1, &s->file);
PT_WAIT_THREAD(&s->scriptpt, send_file(s));
} else {
// Httpd_cgi is called here
PT_WAIT_THREAD(&s->scriptpt,
httpd_cgi(s->scriptptr)(s, s->scriptptr));
}
next_scriptstate(s);
/* The script is over, so we reset the pointers and continue
sending the rest of the file. */
s->file.data = s->scriptptr;
s->file.len = s->scriptlen;
} else {
/* See if we find the start of script marker in the block of HTML
to be sent. */
if(s->file.len > uip_mss()) {
s->len = uip_mss();
} else {
s->len = s->file.len;
}
if(*s->file.data == ISO_percent) {
ptr = strchr(s->file.data + 1, ISO_percent);
} else {
ptr = strchr(s->file.data, ISO_percent);
}
if(ptr != NULL &&
ptr != s->file.data) {
s->len = (int)(ptr - s->file.data);
if(s->len >= uip_mss()) {
s->len = uip_mss();
}
}
PT_WAIT_THREAD(&s->scriptpt, send_part_of_file(s));
s->file.data += s->len;
s->file.len -= s->len;
}
}
PT_END(&s->scriptpt);
}
/* ll_shell_ftp server uses this to send a file from wrt54g to host, when
* host requests it.
*
* the message contains the name of the file to send.
*
* find file /tmp/(file to send) on wrt54g and send that file.
*
* set state to "state_sending_file".
*/
static void start_sending_file(message_t *msg)
{
unsigned char buf[512];
char fname[PATH_MAX];
unsigned char *p;
p = &msg->msg_body[msg->msg_body_len - 1];
while (p > &msg->msg_body[0] && *(p-1) != '/') { p--; }
snprintf(fname, PATH_MAX, "/tmp/%s", p);
fd = open(fname, O_RDONLY);
if (fd == -1) {
perror("send_file: open failed");
fprintf(stderr, "file that could not be opened: %s\n", fname);
send_message(buf, 1, recv_err_stop_msg);
return;
}
seq = 1;
state = state_sending_file;
send_part_of_file(fd);
}
static
PT_THREAD(handle_script(struct httpd_state *s))
{
/* Note script includes will attach a leading : to the filename and a trailing zero */
static char scriptname[MAX_SCRIPT_NAME_LENGTH+1],*pptr;
static uint16_t filelength;
PT_BEGIN(&s->scriptpt);
filelength=s->file.len;
while(s->file.len > 0) {
/* Sanity check */
if (s->file.len > filelength) break;
/* Check if we should start executing a script, flagged by %! */
if(httpd_fs_getchar(s->file.data) == ISO_percent &&
httpd_fs_getchar(s->file.data + 1) == ISO_bang) {
/* Extract name, if starts with colon include file else call cgi */
s->scriptptr=get_scriptname(scriptname,s->file.data+2);
s->scriptlen=s->file.len-(s->scriptptr-s->file.data);
PRINTF("httpd: Handle script named %s\n",scriptname);
if(scriptname[0] == ISO_colon) {
if (httpd_fs_open(&scriptname[1], &s->file)) {
PT_WAIT_THREAD(&s->scriptpt, send_file(s));
}
} else {
PT_WAIT_THREAD(&s->scriptpt,httpd_cgi(scriptname)(s, s->scriptptr));
}
next_scriptstate(s);
/* Reset the pointers and continue sending the current file. */
s->file.data = s->scriptptr;
s->file.len = s->scriptlen;
} else {
/* Send file up to the next potential script */
if(s->file.len > uip_mss()) {
s->len = uip_mss();
} else {
s->len = s->file.len;
}
if(httpd_fs_getchar(s->file.data) == ISO_percent) {
pptr = (char *) httpd_fs_strchr(s->file.data + 1, ISO_percent);
} else {
pptr = (char *) httpd_fs_strchr(s->file.data, ISO_percent);
}
if(pptr != NULL && pptr != s->file.data) {
s->len = (int)(pptr - s->file.data);
if(s->len >= uip_mss()) {
s->len = uip_mss();
}
}
PRINTF("httpd: Sending %u bytes from 0x%04x\n",s->file.len,(unsigned int)s->file.data);
PT_WAIT_THREAD(&s->scriptpt, send_part_of_file(s));
s->file.data += s->len;
s->file.len -= s->len;
}
}
PT_END(&s->scriptpt);
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(handle_script(struct httpd_state *s))
{
PGM_P ptr;
PT_BEGIN(&s->scriptpt);
while(s->file.len > 0) {
/* Check if we should start executing a script. */
if(pgm_read_byte_near(s->file.data) == ISO_percent &&
pgm_read_byte_near(s->file.data + 1) == ISO_bang) {
s->scriptptr = s->file.data + 3;
s->scriptlen = s->file.len - 3;
if(pgm_read_byte_near(s->scriptptr - 1) == ISO_colon) {
strncpy_P(s->tmp_str, s->scriptptr + 1, sizeof(s->tmp_str) -1);
if(httpd_fs_open(s->tmp_str, &s->file) ||
httpd_fs_open(s->tmp_str + 1 , &s->file)) {
PT_WAIT_THREAD(&s->scriptpt,
send_file(s));
} else {
// could not open the file.
}
} else {
strncpy_P(s->tmp_str, s->scriptptr, sizeof(s->tmp_str) -1);
((s->tmp_str)[sizeof(s->tmp_str) - 1]) = '\0';
PT_WAIT_THREAD(&s->scriptpt,
httpd_cgi(s->tmp_str)(s, s->tmp_str));
}
next_scriptstate(s);
/* The script is over, so we reset the pointers and continue
sending the rest of the file. */
s->file.data = s->scriptptr;
s->file.len = s->scriptlen;
} else {
/* See if we find the start of script marker in the block of HTML
to be sent. */
if(s->file.len > uip_mss()) {
s->len = uip_mss();
} else {
s->len = s->file.len;
}
if(pgm_read_byte_near(s->file.data) == ISO_percent) {
ptr = strchr_P(s->file.data + 1, ISO_percent);
} else {
ptr = strchr_P(s->file.data, ISO_percent);
}
if(ptr != NULL &&
ptr != s->file.data) {
s->len = (int)(ptr - s->file.data);
if(s->len >= uip_mss()) {
s->len = uip_mss();
}
}
PT_WAIT_THREAD(&s->scriptpt, send_part_of_file(s));
s->file.data += s->len;
s->file.len -= s->len;
}
}
PT_END(&s->scriptpt);
/*
PGM_P ptr;
PT_BEGIN(&s->scriptpt);
while(s->file.len > 0) {
// Check if we should start executing a script.
if( (pgm_read_byte(s->file.data) == ISO_percent) &&
(pgm_read_byte(s->file.data + 1) == ISO_bang)) {
s->scriptptr = s->file.data + 3;
s->scriptlen = s->file.len - 3;
if(pgm_read_byte(s->scriptptr - 1) == ISO_colon) {
strncpy_P(s->tmp_str, s->scriptptr + 1, sizeof(s->tmp_str) -1);
if (httpd_fs_open(s->tmp_str, &s->file))
{
PT_WAIT_THREAD(&s->scriptpt, send_file(s));
}
} else {
PT_WAIT_THREAD(&s->scriptpt,
httpd_cgi(s->scriptptr)(s, s->scriptptr));
}
next_scriptstate(s);
// The script is over, so we reset the pointers and continue
// sending the rest of the file.
s->file.data = s->scriptptr;
s->file.len = s->scriptlen;
} else {
// See if we find the start of script marker in the block of HTML
// to be sent.
if(s->file.len > uip_mss()) {
s->len = uip_mss();
} else {
s->len = s->file.len;
}
if(pgm_read_byte(s->file.data) == ISO_percent) {
ptr = strchr_P(s->file.data + 1, ISO_percent);
} else {
ptr = strchr_P(s->file.data, ISO_percent);
}
if(ptr != NULL &&
ptr != s->file.data) {
s->len = (int)(ptr - s->file.data);
if(s->len >= uip_mss()) {
s->len = uip_mss();
}
}
PT_WAIT_THREAD(&s->scriptpt, send_part_of_file(s));
s->file.data += s->len;
s->file.len -= s->len;
}
}
PT_END(&s->scriptpt);
*/
}
