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rtr.c
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/* radare - Copyright 2009-2017 - pancake, nibble */
#include "r_core.h"
#include "r_socket.h"
#include "gdb/include/libgdbr.h"
#include "gdb/include/gdbserver/core.h"
#if 0
SECURITY IMPLICATIONS
=====================
- no ssl
- no auth
- commands can be executed by anyone
- default is to listen on localhost
- can access full filesystem
- follow symlinks
#endif
#define USE_THREADS 1
#define rtr_n core->rtr_n
#define rtr_host core->rtr_host
static RSocket *s = NULL;
static RThread *httpthread = NULL;
static RThread *rapthread = NULL;
static const char *listenport = NULL;
typedef struct {
const char *host;
const char *port;
const char *file;
} TextLog;
typedef struct {
RCore *core;
int launch;
char *path;
} HttpThread;
typedef struct {
RCore *core;
char* input;
} RapThread;
R_API void r_core_wait(RCore *core) {
r_cons_singleton () -> breaked = true;
r_th_kill (httpthread, true);
r_th_kill (rapthread, true);
r_th_wait (httpthread);
r_th_wait (rapthread);
}
static void http_logf(RCore *core, const char *fmt, ...) {
bool http_log_enabled = r_config_get_i (core->config, "http.log");
va_list ap;
va_start (ap, fmt);
if (http_log_enabled) {
const char *http_log_file = r_config_get (core->config, "http.logfile");
if (http_log_file && *http_log_file) {
char * msg = calloc (4096, 1);
vsnprintf (msg, 4095, fmt, ap);
r_file_dump (http_log_file, (const ut8*)msg, -1, true);
free (msg);
} else {
vfprintf (stderr, fmt, ap);
}
}
va_end (ap);
}
static char *rtrcmd (TextLog T, const char *str) {
char *res, *ptr2;
char *ptr = r_str_uri_encode (str);
char *uri = r_str_newf ("http://%s:%s/%s%s", T.host, T.port, T.file, ptr? ptr: str);
int len;
free (ptr);
ptr2 = r_socket_http_get (uri, NULL, &len);
free (uri);
if (ptr2) {
ptr2[len] = 0;
res = strstr (ptr2, "\n\n");
if (res) {
res = strstr (res + 1, "\n\n");
}
return res? res + 2: ptr2;
}
return NULL;
}
static void showcursor(RCore *core, int x) {
if (core && core->vmode) {
r_cons_show_cursor (x);
r_cons_enable_mouse (x? r_config_get_i (core->config, "scr.wheel"): false);
} else {
r_cons_enable_mouse (false);
}
r_cons_flush ();
}
// TODO: rename /name to /nick or /so?
// clone of textlog_chat () using rtrcmd()
static void rtr_textlog_chat (RCore *core, TextLog T) {
char prompt[64];
char buf[1024];
int lastmsg = 0;
const char *me = r_config_get (core->config, "cfg.user");
char *ret, msg[1024];
eprintf ("Type '/help' for commands and ^D to quit:\n");
char *oldprompt = strdup (r_line_singleton ()->prompt);
snprintf (prompt, sizeof (prompt) - 1, "[%s]> ", me);
r_line_set_prompt (prompt);
ret = rtrcmd (T, msg);
for (;;) {
if (lastmsg >= 0) {
snprintf (msg, sizeof (msg) - 1, "T %d", lastmsg);
} else {
strcpy (msg, "T");
}
ret = rtrcmd (T, msg);
r_cons_println (ret);
free (ret);
ret = rtrcmd (T, "Tl");
lastmsg = atoi (ret)-1;
free (ret);
if (r_cons_fgets (buf, sizeof (buf) - 1, 0, NULL) < 0) {
goto beach;
}
if (!*buf) {
continue;
}
if (!strcmp (buf, "/help")) {
eprintf ("/quit quit the chat (same as ^D)\n");
eprintf ("/nick <nick> set cfg.user nick name\n");
eprintf ("/log show full log\n");
eprintf ("/clear clear text log messages\n");
} else if (!strncmp (buf, "/nick ", 6)) {
snprintf (msg, sizeof (msg) - 1, "* '%s' is now known as '%s'", me, buf+6);
r_cons_println (msg);
r_core_log_add (core, msg);
r_config_set (core->config, "cfg.user", buf+6);
me = r_config_get (core->config, "cfg.user");
snprintf (prompt, sizeof (prompt) - 1, "[%s]> ", me);
r_line_set_prompt (prompt);
} else if (!strcmp (buf, "/log")) {
char *ret = rtrcmd (T, "T");
if (ret) {
r_cons_println (ret);
free (ret);
}
} else if (!strcmp (buf, "/clear")) {
//r_core_log_del (core, 0);
free (rtrcmd (T, "T-"));
} else if (!strcmp (buf, "/quit")) {
goto beach;
} else if (*buf=='/') {
eprintf ("Unknown command: %s\n", buf);
} else {
snprintf (msg, sizeof (msg) - 1, "T [%s] %s", me, buf);
free (rtrcmd (T, msg));
}
}
beach:
r_line_set_prompt (oldprompt);
free (oldprompt);
}
static bool rtr_visual(RCore *core, TextLog T, const char *cmd) {
bool autorefresh = false;
if (cmd) {
r_cons_break_push (NULL, NULL);
for (;;) {
char *ret;
r_cons_clear00 ();
ret = rtrcmd (T, cmd);
r_cons_println (ret);
free (ret);
r_cons_flush ();
if (r_cons_is_breaked ()) {
break;
}
r_sys_sleep (1);
}
r_cons_break_pop ();
} else {
const char *cmds[] = { "px", "pd", "pxa", "dr", "sr SP;pxa", NULL };
int cmdidx = 0;
char *ret, ch;
free (rtrcmd (T, "e scr.color=true"));
free (rtrcmd (T, "e scr.html=false"));
for (;;) {
r_cons_clear00 ();
ret = rtrcmd (T, cmds[cmdidx]);
if (ret) {
r_cons_println (ret);
free (ret);
}
r_cons_flush ();
if (autorefresh) {
r_cons_printf ("(auto-refresh)\n");
r_cons_flush ();
r_cons_break_push (NULL, NULL);
r_sys_sleep (1);
if (r_cons_is_breaked ()) {
autorefresh = false;
ch = r_cons_readchar ();
} else {
r_cons_break_pop ();
continue;
}
r_cons_break_pop ();
} else {
ch = r_cons_readchar ();
}
#if 0
TODO:
i insert hex/string/asm
0-9 follow jumps
#endif
switch (ch) {
case '?':
r_cons_clear00 ();
r_cons_printf ("Remote Visual keys:\n"
" hjkl : move\n"
" HJKL : move faster\n"
" +-*/ : change block size\n"
" pP : rotate print modes\n"
" T : enter TextLog chat console\n"
" @ : enter auto-refresh mode\n"
" i : insert hexpair\n"
" q : quit this mode and go back to the shell\n"
" sS : step / step over\n"
" . : seek entry or pc\n");
r_cons_flush ();
r_cons_any_key (NULL);
break;
case 'i':
{
#if __UNIX__
#define COLORFLAGS (core->print->flags & R_PRINT_FLAGS_COLOR)
#else
#define COLORFLAGS 0
#endif
char buf[1024];
if (COLORFLAGS) {
r_line_set_prompt (Color_RESET":> ");
} else {
r_line_set_prompt (":> ");
}
showcursor (core, true);
r_cons_fgets (buf+3, sizeof (buf) - 4, 0, NULL);
memcpy (buf, "wx ", 3);
if (buf[3]) {
char *res = rtrcmd (T, buf);
if (res) {
r_cons_println (res);
free (res);
}
r_cons_flush ();
}
}
break;
case 's':
free (rtrcmd (T, "ds;.dr*"));
break;
case 'S':
free (rtrcmd (T, "dso;.dr*"));
break;
case '.':
free (rtrcmd (T, "s entry0;dr?rip;?? sr PC"));
break;
case ':':
{
int ret;
eprintf ("Press <enter> to return to Visual mode.\n");
do {
char buf[1024];
#if __UNIX__
r_line_set_prompt (Color_RESET":> ");
#else
r_line_set_prompt (":> ");
#endif
showcursor (core, true);
r_cons_fgets (buf, sizeof (buf), 0, NULL);
if (*buf) {
r_line_hist_add (buf);
char *res = rtrcmd (T, buf);
if (res) {
r_cons_println (res);
free (res);
}
r_cons_flush ();
ret = true;
} else {
ret = false;
//r_cons_any_key ();
r_cons_clear00 ();
showcursor (core, false);
}
} while (ret);
}
break;
case '@': autorefresh = true; break;
case 'j':
if (cmdidx == 1) {
free (rtrcmd (T, "so")); break;
} else {
free (rtrcmd (T, "s+16")); break;
}
break;
case 'k': free (rtrcmd (T, "s-16")); break;
case 'h': free (rtrcmd (T, "s-1")); break;
case 'l': free (rtrcmd (T, "s+1")); break;
case 'J':
if (cmdidx == 1) {
free (rtrcmd (T, "4so"));
} else {
free (rtrcmd (T, "s+32"));
}
break;
case 'K': free (rtrcmd (T, "s-32")); break;
case 'H': free (rtrcmd (T, "s-2")); break;
case 'L': free (rtrcmd (T, "s+2")); break;
case 'T': rtr_textlog_chat (core, T); break;
case '+': free (rtrcmd (T, "b+1")); break;
case '*': free (rtrcmd (T, "b+16")); break;
case '-': free (rtrcmd (T, "b-1")); break;
case '/': free (rtrcmd (T, "b-16")); break;
case 'p': cmdidx++; if (!cmds[cmdidx]) cmdidx = 0; break;
case 'P': cmdidx--; if (cmdidx<0) cmdidx = 2; break;
case 'q': return false;
}
}
}
return true;
}
R_API int r_core_rtr_http_stop(RCore *u) {
RCore *core = (RCore*)u;
const int timeout = 1; // 1 second
const char *port;
RSocket* sock;
#if __WINDOWS__
r_socket_http_server_set_breaked (&r_cons_singleton()->breaked);
#endif
if (((size_t)u) > 0xff) {
port = listenport? listenport: r_config_get (
core->config, "http.port");
sock = r_socket_new (0);
(void)r_socket_connect (sock, "localhost",
port, R_SOCKET_PROTO_TCP, timeout);
r_socket_free (sock);
}
r_socket_free (s);
s = NULL;
return 0;
}
static char *rtr_dir_files (const char *path) {
char *ptr = strdup ("<html><body>\n");
const char *file;
RListIter *iter;
// list files
RList *files = r_sys_dir (path);
eprintf ("Listing directory %s\n", path);
r_list_foreach (files, iter, file) {
if (file[0] == '.') continue;
ptr = r_str_appendf (ptr, "<a href=\"%s%s\">%s</a><br />\n",
path, file, file);
}
r_list_free (files);
return r_str_append (ptr, "</body></html>\n");
}
#if __UNIX__
static void dietime (int sig) {
eprintf ("It's Die Time!\n");
exit (0);
}
#endif
static void activateDieTime (RCore *core) {
int dt = r_config_get_i (core->config, "http.dietime");
if (dt > 0) {
#if __UNIX__
signal (SIGALRM, dietime);
alarm (dt);
#else
eprintf ("http.dietime only works on *nix systems\n");
#endif
}
}
// return 1 on error
static int r_core_rtr_http_run(RCore *core, int launch, const char *path) {
RConfig *newcfg = NULL, *origcfg = NULL;
char headers[128] = R_EMPTY;
RSocketHTTPRequest *rs;
char buf[32];
int ret = 0;
RSocket *s;
char *dir;
int iport, timeout = r_config_get_i (core->config, "http.timeout");
const char *host = r_config_get (core->config, "http.bind");
const char *root = r_config_get (core->config, "http.root");
const char *homeroot = r_config_get (core->config, "http.homeroot");
const char *port = r_config_get (core->config, "http.port");
const char *allow = r_config_get (core->config, "http.allow");
const char *httpui = r_config_get (core->config, "http.ui");
if (!r_file_is_directory (root)) {
if (!r_file_is_directory (homeroot)) {
eprintf ("Cannot find http.root (%s) or http.homeroot (%s)\n", root, homeroot);
return false;
}
return false;
}
if (path && atoi (path)) {
port = path;
path = NULL;
} else {
if (core->file && (!path || !*path)) {
if (!strcmp (httpui, "p")
|| !strcmp (httpui, "m")
|| !strcmp (httpui, "enyo")
|| !strcmp (httpui, "t")) {
path = httpui;
}
}
}
if (!strcmp (port, "0")) {
r_num_irand ();
iport = 1024 + r_num_rand (45256);
snprintf (buf, sizeof (buf), "%d", iport);
port = buf;
}
s = r_socket_new (false);
{
if (host && *host) {
if (!strcmp (host, "::1")) {
s->local = true;
} else if (!strcmp (host, "localhost")) {
s->local = true;
} else if (!strcmp (host, "127.0.0.1")) {
s->local = true;
} else if (!strcmp (host, "local")) {
s->local = true;
r_config_set (core->config, "http.bind", "localhost");
} else if (host[0]=='0' || !strcmp (host, "public")) {
// public
host = "127.0.0.1";
r_config_set (core->config, "http.bind", "0.0.0.0");
s->local = false;
} else {
s->local = true;
}
} else {
s->local = true;
}
}
if (!r_socket_listen (s, port, NULL)) {
r_socket_free (s);
eprintf ("Cannot listen on http.port\n");
return 1;
}
if (launch=='H') {
const char *browser = r_config_get (core->config, "http.browser");
r_sys_cmdf ("%s http://%s:%d/%s &",
browser, host, atoi (port), path? path:"");
}
origcfg = core->config;
newcfg = r_config_clone (core->config);
core->config = newcfg;
r_config_set (core->config, "asm.cmtright", "false");
#if 0
// WHY
r_config_set (core->config, "scr.html", "true");
#endif
r_config_set (core->config, "scr.color", "false");
r_config_set (core->config, "asm.bytes", "false");
r_config_set (core->config, "scr.interactive", "false");
bool restoreSandbox = false;
if (r_config_get_i (core->config, "http.sandbox")) {
//(void)r_config_get_i (core->config, "cfg.sandbox");
r_config_set (core->config, "cfg.sandbox", "true");
restoreSandbox = true;
}
eprintf ("Starting http server...\n");
eprintf ("open http://%s:%d/\n", host, atoi (port));
eprintf ("r2 -C http://%s:%d/cmd/\n", host, atoi (port));
core->http_up = true;
ut64 newoff, origoff = core->offset;
int newblksz, origblksz = core->blocksize;
ut8 *newblk, *origblk = core->block;
newblk = malloc (core->blocksize);
memcpy (newblk, core->block, core->blocksize);
core->block = newblk;
// TODO: handle mutex lock/unlock here
r_cons_break_push ((RConsBreak)r_core_rtr_http_stop, core);
while (!r_cons_is_breaked ()) {
/* restore environment */
core->config = origcfg;
r_config_set (origcfg, "scr.html", r_config_get (origcfg, "scr.html"));
r_config_set (origcfg, "scr.color", r_config_get (origcfg, "scr.color"));
r_config_set (origcfg, "scr.interactive", r_config_get (origcfg, "scr.interactive"));
core->http_up = 0; // DAT IS NOT TRUE AT ALL.. but its the way to enable visual
newoff = core->offset;
newblk = core->block;
newblksz = core->blocksize;
core->offset = origoff;
core->block = origblk;
core->blocksize = origblksz;
// backup and restore offset and blocksize
/* this is blocking */
activateDieTime (core);
rs = r_socket_http_accept (s, timeout);
origoff = core->offset;
origblk = core->block;
origblksz = core->blocksize;
core->offset = newoff;
core->block = newblk;
core->blocksize = newblksz;
/* set environment */
// backup and restore offset and blocksize
core->http_up = 1;
core->config = newcfg;
r_config_set (newcfg, "scr.html", r_config_get (newcfg, "scr.html"));
r_config_set (newcfg, "scr.color", r_config_get (newcfg, "scr.color"));
r_config_set (newcfg, "scr.interactive", r_config_get (newcfg, "scr.interactive"));
if (!rs) {
r_sys_usleep (100);
continue;
}
if (allow && *allow) {
bool accepted = false;
const char *allows_host;
char *p, *peer = r_socket_to_string (rs->s);
char *allows = strdup (allow);
//eprintf ("Firewall (%s)\n", allows);
int i, count = r_str_split (allows, ',');
p = strchr (peer, ':');
if (p) {
*p = 0;
}
for (i = 0; i < count; i++) {
allows_host = r_str_word_get0 (allows, i);
//eprintf ("--- (%s) (%s)\n", host, peer);
if (!strcmp (allows_host, peer)) {
accepted = true;
break;
}
}
free (peer);
free (allows);
if (!accepted) {
r_socket_http_close (rs);
continue;
}
}
if (!rs->method || !rs->path) {
http_logf (core, "Invalid http headers received from client\n");
r_socket_http_close (rs);
continue;
}
dir = NULL;
if (r_config_get_i (core->config, "http.verbose")) {
char *peer = r_socket_to_string (rs->s);
http_logf (core, "[HTTP] %s %s\n", peer, rs->path);
free (peer);
}
if (r_config_get_i (core->config, "http.dirlist")) {
if (r_file_is_directory (rs->path)) {
dir = strdup (rs->path);
}
}
if (r_config_get_i (core->config, "http.cors")) {
strcpy (headers, "Access-Control-Allow-Origin: *\n"
"Access-Control-Allow-Headers: Origin, "
"X-Requested-With, Content-Type, Accept\n");
}
if (!strcmp (rs->method, "OPTIONS")) {
r_socket_http_response (rs, 200, "", 0, headers);
} else if (!strcmp (rs->method, "GET")) {
if (!strncmp (rs->path, "/up/", 4)) {
if (r_config_get_i (core->config, "http.upget")) {
const char *uproot = r_config_get (core->config, "http.uproot");
if (!rs->path[3] || (rs->path[3]=='/' && !rs->path[4])) {
char *ptr = rtr_dir_files (uproot);
r_socket_http_response (rs, 200, ptr, 0, headers);
free (ptr);
} else {
char *path = r_file_root (uproot, rs->path + 4);
if (r_file_exists (path)) {
int sz = 0;
char *f = r_file_slurp (path, &sz);
if (f) {
r_socket_http_response (rs, 200, f, sz, headers);
free (f);
} else {
r_socket_http_response (rs, 403, "Permission denied", 0, headers);
http_logf (core, "http: Cannot open '%s'\n", path);
}
} else {
if (dir) {
char *resp = rtr_dir_files (dir);
r_socket_http_response (rs, 404, resp, 0, headers);
free (resp);
} else {
http_logf (core, "File '%s' not found\n", path);
r_socket_http_response (rs, 404, "File not found\n", 0, headers);
}
}
free (path);
}
} else {
r_socket_http_response (rs, 403, "Permission denied\n", 0, NULL);
}
} else if (!strncmp (rs->path, "/cmd/", 5)) {
char *cmd = rs->path + 5;
const char *httpcmd = r_config_get (core->config, "http.uri");
const char *httpref = r_config_get (core->config, "http.referer");
bool httpref_enabled;
char *refstr = NULL;
if (httpref && *httpref) {
httpref_enabled = true;
if (strstr (httpref, "http")) {
refstr = strdup (httpref);
} else {
refstr = r_str_newf ("http://localhost:%d/", atoi (port));
}
} else {
httpref_enabled = false;
}
while (*cmd == '/') {
cmd++;
}
if (httpref_enabled && (!rs->referer || (refstr && !strstr (rs->referer, refstr)))) {
r_socket_http_response (rs, 503, "", 0, headers);
} else {
if (httpcmd && *httpcmd) {
int len; // do remote http query and proxy response
char *res, *bar = r_str_newf ("%s/%s", httpcmd, cmd);
res = r_socket_http_get (bar, NULL, &len);
if (res) {
res[len] = 0;
r_cons_println (res);
}
free (bar);
} else {
char *out, *cmd = rs->path + 5;
r_str_uri_decode (cmd);
r_config_set (core->config, "scr.interactive", "false");
if (!r_sandbox_enable (0) &&
(!strcmp (cmd, "=h*") ||
!strcmp (cmd, "=h--"))) {
out = NULL;
} else if (*cmd == ':') {
/* commands in /cmd/: starting with : do not show any output */
r_core_cmd0 (core, cmd + 1);
out = NULL;
} else {
out = r_core_cmd_str_pipe (core, cmd);
}
if (out) {
char *res = r_str_uri_encode (out);
char *newheaders = r_str_newf (
"Content-Type: text/plain\n%s", headers);
r_socket_http_response (rs, 200, out, 0, newheaders);
free (out);
free (newheaders);
free (res);
} else {
r_socket_http_response (rs, 200, "", 0, headers);
}
if (!r_sandbox_enable (0)) {
if (!strcmp (cmd, "=h*")) {
/* do stuff */
r_socket_http_close (rs);
free (dir);
free (refstr);
ret = -2;
goto the_end;
} else if (!strcmp (cmd, "=h--")) {
r_socket_http_close (rs);
ret = 0;
goto the_end;
}
}
}
}
free (refstr);
} else {
const char *root = r_config_get (core->config, "http.root");
const char *homeroot = r_config_get (core->config, "http.homeroot");
char *path;
if (!strcmp (rs->path, "/")) {
free (rs->path);
rs->path = strdup ("/index.html");
}
if (homeroot && *homeroot) {
char *homepath = r_file_abspath (homeroot);
path = r_file_root (homepath, rs->path);
free (homepath);
if (!r_file_exists (path) && !r_file_is_directory (path)) {
free (path);
path = r_file_root (root, rs->path);
}
} else {
path = r_file_root (root, rs->path);
}
// FD IS OK HERE
if (rs->path [strlen (rs->path) - 1] == '/') {
path = r_str_append (path, "index.html");
//rs->path = r_str_append (rs->path, "index.html");
} else {
//snprintf (path, sizeof (path), "%s/%s", root, rs->path);
if (r_file_is_directory (path)) {
char *res = r_str_newf ("Location: %s/\n%s", rs->path, headers);
r_socket_http_response (rs, 302, NULL, 0, res);
r_socket_http_close (rs);
free (path);
free (res);
R_FREE (dir);
continue;
}
}
if (r_file_exists (path)) {
int sz = 0;
char *f = r_file_slurp (path, &sz);
if (f) {
const char *ct = NULL;
if (strstr (path, ".js")) {
ct = "Content-Type: application/javascript\n";
}
if (strstr (path, ".css")) {
ct = "Content-Type: text/css\n";
}
if (strstr (path, ".html")) {
ct = "Content-Type: text/html\n";
}
char *hdr = r_str_newf ("%s%s", ct, headers);
r_socket_http_response (rs, 200, f, sz, hdr);
free (hdr);
free (f);
} else {
r_socket_http_response (rs, 403, "Permission denied", 0, headers);
http_logf (core, "http: Cannot open '%s'\n", path);
}
} else {
if (dir) {
char *resp = rtr_dir_files (dir);
http_logf (core, "Dirlisting %s\n", dir);
r_socket_http_response (rs, 404, resp, 0, headers);
free (resp);
} else {
http_logf (core, "File '%s' not found\n", path);
r_socket_http_response (rs, 404, "File not found\n", 0, headers);
}
}
free (path);
}
} else if (!strcmp (rs->method, "POST")) {
ut8 *ret;
int retlen;
char buf[128];
if (r_config_get_i (core->config, "http.upload")) {
ret = r_socket_http_handle_upload (rs->data, rs->data_length, &retlen);
if (ret) {
ut64 size = r_config_get_i (core->config, "http.maxsize");
if (size && retlen > size) {
r_socket_http_response (rs, 403, "403 File too big\n", 0, headers);
} else {
char *filename = r_file_root (
r_config_get (core->config, "http.uproot"),
rs->path + 4);
http_logf (core, "UPLOADED '%s'\n", filename);
r_file_dump (filename, ret, retlen, 0);
free (filename);
snprintf (buf, sizeof (buf),
"<html><body><h2>uploaded %d byte(s). Thanks</h2>\n", retlen);
r_socket_http_response (rs, 200, buf, 0, headers);
}
free (ret);
}
} else {
r_socket_http_response (rs, 403, "403 Forbidden\n", 0, headers);
}
} else {
r_socket_http_response (rs, 404, "Invalid protocol", 0, headers);
}
r_socket_http_close (rs);
free (dir);
}
the_end:
{
int timeout = r_config_get_i (core->config, "http.timeout");
const char *host = r_config_get (core->config, "http.bind");
const char *port = r_config_get (core->config, "http.port");
const char *cors = r_config_get (core->config, "http.cors");
const char *allow = r_config_get (core->config, "http.allow");
const char *httpui = r_config_get (core->config, "http.ui");
core->config = origcfg;
r_config_set_i (core->config, "http.timeout", timeout);
r_config_set (core->config, "http.bind", host);
r_config_set (core->config, "http.port", port);
r_config_set (core->config, "http.cors", cors);
r_config_set (core->config, "http.allow", allow);
r_config_set (core->config, "http.ui", httpui);
}
r_cons_break_pop ();
core->http_up = false;
r_socket_free (s);
r_config_free (newcfg);
if (restoreSandbox) {
r_sandbox_disable (true);
}
/* refresh settings - run callbacks */
r_config_set (origcfg, "scr.html", r_config_get (origcfg, "scr.html"));
r_config_set (origcfg, "scr.color", r_config_get (origcfg, "scr.color"));
r_config_set (origcfg, "scr.interactive", r_config_get (origcfg, "scr.interactive"));
return ret;
}
static int r_core_rtr_http_thread (RThread *th) {
if (!th) {
return false;
}
HttpThread *ht = th->user;
if (!ht || !ht->core) {
return false;
}
int ret = r_core_rtr_http_run (ht->core, ht->launch, ht->path);
R_FREE (ht->path);
if (ret) {
int p = r_config_get_i (ht->core->config, "http.port");
r_config_set_i (ht->core->config, "http.port", p + 1);
if (p >= r_config_get_i (ht->core->config, "http.maxport")) {
return false;
}
}
return ret;
}
R_API int r_core_rtr_http(RCore *core, int launch, const char *path) {
int ret;
if (r_sandbox_enable (0)) {
eprintf ("sandbox: connect disabled\n");
return 1;
}
if (launch == '-') {
if (httpthread) {
eprintf ("Press ^C to stop the webserver\n");
r_th_free (httpthread);
httpthread = NULL;
} else {
eprintf ("No webserver running\n");
}
return 0;
}
if (core->http_up) {
eprintf ("http server is already running\n");
return 1;
}
if (launch == '&') {
if (httpthread) {
eprintf ("HTTP Thread is already running\n");
eprintf ("This is experimental and probably buggy. Use at your own risk\n");
eprintf ("TODO: Use different eval environ for scr. for the web\n");
eprintf ("TODO: Visual mode should be enabled on local\n");
} else {
const char *tpath = r_str_trim_const (path + 1);
//HttpThread ht = { core, launch, strdup (tpath) };
HttpThread *ht = calloc (sizeof (HttpThread), 1);
ht->core = core;
ht->launch = launch;
ht->path = strdup (tpath);
httpthread = r_th_new (r_core_rtr_http_thread, ht, false);
r_th_start (httpthread, true);
eprintf ("Background http server started.\n");
}
return 0;
}
do {
ret = r_core_rtr_http_run (core, launch, path);
} while (ret == -2);
return ret;
}
static int write_reg_val(char *buf, ut64 sz, ut64 reg, int regsize, bool bigendian) {
if (!bigendian) {
switch (regsize) {
case 2:
reg = r_swap_ut16 (reg);
break;
case 4:
reg = r_swap_ut32 (reg);
break;
case 8:
reg = r_swap_ut64 (reg);
break;
default:
eprintf ("%s: Unsupported reg size: %d\n",
__func__, regsize);
return -1;
}
}
return snprintf (buf, sz, regsize == 2 ? "%04"PFMT64x
: regsize == 4 ? "%08"PFMT64x : "%016"PFMT64x, reg);
}
static int write_big_reg(char *buf, ut64 sz, const utX *val, int regsize, bool bigendian) {
switch (regsize) {
case 10:
if (bigendian) {
return snprintf (buf, sz,
"%04x%016"PFMT64x, val->v80.High,
val->v80.Low);
}
return snprintf (buf, sz,
"%016"PFMT64x"%04x", r_swap_ut64 (val->v80.Low),
r_swap_ut16 (val->v80.High));
case 12:
if (bigendian) {
return snprintf (buf, sz,
"%08"PFMT32x"%016"PFMT64x, val->v96.High,
val->v96.Low);
}
return snprintf (buf, sz,
"%016"PFMT64x"%08"PFMT32x, r_swap_ut64 (val->v96.Low),
r_swap_ut32 (val->v96.High));
case 16:
if (bigendian) {
return snprintf (buf, sz,
"%016"PFMT64x"%016"PFMT64x, val->v128.High,
val->v128.Low);
}
return snprintf (buf, sz,
"%016"PFMT64x"%016"PFMT64x,
r_swap_ut64 (val->v128.Low),
r_swap_ut64 (val->v128.High));
default:
eprintf ("%s: big registers (%d byte(s)) not yet supported\n",
__func__, regsize);
return -1;
}
}
static int swap_big_regs (char *dest, ut64 sz, const char *src, int regsz) {
utX val;
char sdup[128] = {0};
if (!src || !src[0] || !src[1]) {
return -1;
}
strncpy (sdup, src + 2, sizeof (sdup) - 1);
int len = strlen (sdup);
memset (&val, 0, sizeof (val));
switch (regsz) {
case 10:
if (len <= 4) {
val.v80.High = (ut16) strtoul (sdup, NULL, 16);
} else {
val.v80.High = (ut16) strtoul (sdup + (len - 4), NULL, 16);
sdup[len - 4] = '\0';
val.v80.Low = (ut64) strtoull (sdup, NULL, 16);
}
return snprintf (dest, sz, "0x%04x%016"PFMT64x,
val.v80.High, val.v80.Low);
case 12:
if (len <= 8) {
val.v96.High = (ut32) strtoul (sdup, NULL, 16);
} else {
val.v96.High = (ut32) strtoul (sdup + (len - 8), NULL, 16);
sdup[len - 8] = '\0';
val.v96.Low = (ut64) strtoull (sdup, NULL, 16);
}
return snprintf (dest, sz, "0x%08x%016"PFMT64x,
val.v96.High, val.v96.Low);
case 16:
if (len <= 16) {
val.v128.High = (ut64) strtoul (sdup, NULL, 16);