Add caching and usage of MIME-type enums

This commit is contained in:
logicog
2025-08-20 10:11:31 +02:00
parent cc55131fed
commit 942de2d0df
2 changed files with 66 additions and 15 deletions
+64 -13
View File
@@ -1,5 +1,6 @@
#include "httpd.h"
#include "page_impl.h"
#include "../rtl837x_common.h"
#include "../rtl837x_flash.h"
#include "uip.h"
@@ -11,6 +12,7 @@
extern __code struct f_data f_data[];
extern __code fcall_ptr f_calls[];
extern __code char * __code mime_strings[];
__xdata uint8_t outbuf[2048];
__xdata uint8_t entry;
@@ -19,28 +21,30 @@ __xdata uint16_t o_idx;
__xdata uint16_t mpos;
__xdata uint16_t len_left;
#define TSTATE_NONE 0
#define TSTATE_TX 1
#define TSTATE_ACKED 2
#define TSTATE_CLOSED 3
extern uint16_t send_status(void);
inline uint8_t is_space(uint8_t c)
inline uint8_t is_separator(uint8_t c)
{
return c == ' ' || c == '\t';
return c == ' ' || c == '\t' || c == '?' || c == '=';
}
void httpd_init(void) __banked
{
__xdata struct httpd_state *s = &(uip_conn->appstate);
__xdata struct httpd_state * __xdata s = &(uip_conn->appstate);
// Start listening to port 80
uip_listen(HTONS(80));
s->tstate = TSTATE_CLOSED;
}
uint8_t find_entry(uint8_t *e)
uint8_t find_entry(__xdata uint8_t * __xdata e)
{
register uint8_t i, j;
@@ -57,9 +61,39 @@ uint8_t find_entry(uint8_t *e)
}
char strcmp(__xdata uint8_t * __xdata c, __code uint8_t * __xdata d)
{
register uint8_t i = 0;
while (d[i] && (d[i] == c[i])) {
i++;
}
if (c[i] < d[i])
return -1;
else if (c[i] > d[i])
return 1;
return 0;
}
uint8_t parse_short(register uint16_t *n, __xdata uint8_t * __xdata p)
{
uint8_t err = 1;
*n = 0;
while (*p >= '0' && *p <= '9') {
err = 0;
*n = (*n * 10) + *p - '0';
p++;
}
return err;
}
void httpd_appcall(void)
{
__xdata struct httpd_state *s = &(uip_conn->appstate);
__xdata struct httpd_state * __xdata s = &(uip_conn->appstate);
write_char('P');
if(uip_connected() && s->tstate == TSTATE_CLOSED) {
@@ -68,11 +102,16 @@ void httpd_appcall(void)
} else if (uip_closed()) {
print_string("Connection closed\n");
s->tstate = TSTATE_CLOSED;
} else if (uip_aborted()) {
print_string("Connection aborted\n");
uip_close();
s->tstate = TSTATE_CLOSED;
} else if (uip_poll()) {
uip_len = 0;
if (s->tstate == TSTATE_ACKED) {
print_string("Closing because everything has been transmitted\n");
uip_close();
s->tstate = TSTATE_CLOSED;
}
// write_char('p');
} else if (uip_acked() && s->tstate == TSTATE_TX) {
@@ -110,7 +149,7 @@ void httpd_appcall(void)
print_string("GET request ");
p += 4;
__xdata uint8_t *q = p;
while (!is_space(*p))
while (!is_separator(*p))
p++;
*p = '\0';
print_string_x(q);
@@ -120,17 +159,28 @@ void httpd_appcall(void)
entry = find_entry(q);
print_string("Entry is: "); print_byte(entry); write_char('\n');
if (entry == 0xff) {
print_string("Not found\n");
slen = strtox(outbuf, "HTTP/1.1 404 Not found\r\nContent-Type: text/html\r\n\r\n");
print_string("slen: "); print_short(slen); write_char('\n');
slen += strtox(outbuf + slen, "<!DOCTYPE HTML PUBLIC>\n<title>404 Not Found</title>\n<h1>Not Found</h1>\n");
print_string("Not file entry\n");
if (!strcmp(q, "/status.json")) {
print_string("STATUS request\n");
send_status();
} else if (!strcmp(q, "/vlan.json")) {
print_string("VLAN request\n");
__xdata uint16_t vlan;
parse_short(&vlan, q + 15);
send_vlan(vlan);
} else {
slen = strtox(outbuf, "HTTP/1.1 404 Not found\r\nContent-Type: text/html\r\n\r\n");
print_string("slen: "); print_short(slen); write_char('\n');
slen += strtox(outbuf + slen, "<!DOCTYPE HTML PUBLIC>\n<title>404 Not Found</title>\n<h1>Not Found</h1>\n");
}
} else {
print_string("Have entry\n");
slen = strtox(outbuf, "HTTP/1.1 200 OK\r\nContent-Type: ");
slen += strtox(outbuf + slen, f_data[entry].mime);
slen += strtox(outbuf + slen, mime_strings[f_data[entry].mime]);
slen += strtox(outbuf + slen, "\r\nCache-Control: max-age=2592000");
slen += strtox(outbuf + slen, "\r\n\r\n");
len_left = f_data[entry].len;
if (f_data[entry].mime[0] == 't' && f_data[entry].mime[5] == 'h') {
if (f_data[entry].mime == mime_HTML) {
print_string("MIME is html len is "); print_short(len_left); write_char('\n');
mpos = 0;
flash_find_mark(f_data[entry].start, len_left, "#{");
@@ -151,12 +201,13 @@ void httpd_appcall(void)
mpos += CMARK_S;
len_left -= mpos;
flash_find_mark(f_data[entry].start + mpos, len_left, "#{");
print_string("mpos now: "); print_short(mpos); write_char('\n');
}
print_string("At end mpos: "); print_short(mpos); write_char('\n');
flash_read_bulk(outbuf + slen, f_data[entry].start + f_data[entry].len - len_left, len_left);
slen += len_left;
} else {
print_string("MIME: "); print_string(f_data[entry].mime); write_char('\n');
print_string("MIME: "); print_string(mime_strings[f_data[entry].mime]); write_char('\n');
flash_read_bulk(outbuf + slen, f_data[entry].start, len_left);
slen += len_left;
}