const char *
dbio_read_string(void)
{
static Stream *str = 0;
static char buffer[1024];
int len, used_stream = 0;
if (str == 0)
str = new_stream(1024);
try_again:
fgets(buffer, sizeof(buffer), input);
len = strlen(buffer);
if (len == sizeof(buffer) - 1 && buffer[len - 1] != '\n') {
stream_add_string(str, buffer);
used_stream = 1;
goto try_again;
}
if (buffer[len - 1] == '\n')
buffer[len - 1] = '\0';
if (used_stream) {
stream_add_string(str, buffer);
return reset_stream(str);
} else
return buffer;
}
enum proto_accept_error
proto_accept_connection(int listener_fd, int *read_fd, int *write_fd,
const char **name)
{
int timeout = server_int_option("name_lookup_timeout", 5);
int fd;
struct sockaddr_in address;
size_t addr_length = sizeof(address);
static Stream *s = 0;
if (!s)
s = new_stream(100);
fd = accept(listener_fd, (struct sockaddr *) &address, &addr_length);
if (fd < 0) {
if (errno == EMFILE)
return PA_FULL;
else {
log_perror("Accepting new network connection");
return PA_OTHER;
}
}
*read_fd = *write_fd = fd;
stream_printf(s, "%s, port %d",
lookup_name_from_addr(&address, timeout),
(int) ntohs(address.sin_port));
*name = reset_stream(s);
return PA_OKAY;
}
/* Append type information. */
static const char *
append_type(const char *str, var_type type)
{
static Stream *stream = NULL;
if (NULL == stream)
stream = new_stream(20);
stream_add_string(stream, str);
switch (type) {
case TYPE_OBJ:
stream_add_string(stream, "|obj");
break;
case TYPE_INT:
stream_add_string(stream, "|int");
break;
case TYPE_FLOAT:
stream_add_string(stream, "|float");
break;
case TYPE_ERR:
stream_add_string(stream, "|err");
break;
case TYPE_STR:
stream_add_string(stream, "|str");
break;
default:
panic("Unsupported type in append_type()");
}
return reset_stream(stream);
}
static void create_video_stream(struct ffmpeg_mux *ffm)
{
AVCodecContext *context;
void *extradata = NULL;
if (!new_stream(ffm, &ffm->video_stream, ffm->params.vcodec,
&ffm->output->oformat->video_codec))
return;
if (ffm->video_header.size) {
extradata = av_memdup(ffm->video_header.data,
ffm->video_header.size);
}
context = ffm->video_stream->codec;
context->bit_rate = ffm->params.vbitrate * 1000;
context->width = ffm->params.width;
context->height = ffm->params.height;
context->coded_width = ffm->params.width;
context->coded_height = ffm->params.height;
context->extradata = extradata;
context->extradata_size = ffm->video_header.size;
context->time_base =
(AVRational){ffm->params.fps_den, ffm->params.fps_num};
ffm->video_stream->time_base = context->time_base;
if (ffm->output->oformat->flags & AVFMT_GLOBALHEADER)
context->flags |= CODEC_FLAG_GLOBAL_HEADER;
}
static stream_t *open_stream_plugin(const stream_info_t *sinfo,
const char *filename,
int mode, struct MPOpts *options,
int *file_format, int *ret,
char **redirected_url)
{
void* arg = NULL;
stream_t* s;
m_struct_t* desc = (m_struct_t*)sinfo->opts;
// Parse options
if(desc) {
arg = m_struct_alloc(desc);
if(sinfo->opts_url) {
m_option_t url_opt =
{ "stream url", arg , CONF_TYPE_CUSTOM_URL, 0, 0 ,0, (void *)sinfo->opts };
if (m_option_parse(&url_opt, bstr("stream url"), bstr(filename), false, arg) < 0) {
mp_tmsg(MSGT_OPEN,MSGL_ERR, "URL parsing failed on url %s\n",filename);
m_struct_free(desc,arg);
return NULL;
}
}
}
s = new_stream(-2,-2);
s->opts = options;
s->url=strdup(filename);
s->flags |= mode;
*ret = sinfo->open(s,mode,arg,file_format);
if((*ret) != STREAM_OK) {
#ifdef CONFIG_NETWORKING
if (*ret == STREAM_REDIRECTED && redirected_url) {
if (s->streaming_ctrl && s->streaming_ctrl->url
&& s->streaming_ctrl->url->url)
*redirected_url = strdup(s->streaming_ctrl->url->url);
else
*redirected_url = NULL;
}
streaming_ctrl_free(s->streaming_ctrl);
#endif
free(s->url);
free(s);
return NULL;
}
if(s->type <= -2)
mp_msg(MSGT_OPEN,MSGL_WARN, "Warning streams need a type !!!!\n");
if(s->flags & MP_STREAM_SEEK && !s->seek)
s->flags &= ~MP_STREAM_SEEK;
if(s->seek && !(s->flags & MP_STREAM_SEEK))
s->flags |= MP_STREAM_SEEK;
s->mode = mode;
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: [%s] %s\n",sinfo->name,filename);
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Description: %s\n",sinfo->info);
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Author: %s\n", sinfo->author);
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Comment: %s\n", sinfo->comment);
return s;
}
static const char *
value_to_literal(Var v)
{
static Stream *s = NULL;
if (!s)
s = new_stream(100);
unparse_value(s, v);
return reset_stream(s);
}
static nhandle *
new_nhandle(int rfd, int wfd, const char *local_name, const char *remote_name,
int outbound)
{
nhandle *h;
static Stream *s = 0;
if (s == 0)
s = new_stream(100);
if (!network_set_nonblocking(rfd)
|| (rfd != wfd && !network_set_nonblocking(wfd)))
log_perror("Setting connection non-blocking");
h = (nhandle *)mymalloc(sizeof(nhandle), M_NETWORK);
if (all_nhandles)
all_nhandles->prev = &(h->next);
h->next = all_nhandles;
h->prev = &all_nhandles;
all_nhandles = h;
h->rfd = rfd;
h->wfd = wfd;
h->input = new_stream(100);
h->last_input_was_CR = 0;
h->input_suspended = 0;
h->output_head = 0;
h->output_tail = &(h->output_head);
h->output_length = 0;
h->output_lines_flushed = 0;
h->outbound = outbound;
h->binary = 0;
h->excess_utf_count = 0;
#if NETWORK_PROTOCOL == NP_TCP
h->client_echo = 1;
#endif
stream_printf(s, "%s %s %s",
local_name, outbound ? "to" : "from", remote_name);
h->name = str_dup(reset_stream(s));
return h;
}
enum error
proto_make_listener(Var desc, int *fd, Var * canon, const char **name)
{
struct sockaddr_in address;
int s, port, option = 1;
static Stream *st = 0;
if (!st)
st = new_stream(20);
if (desc.type != TYPE_INT)
return E_TYPE;
port = desc.v.num;
s = socket(AF_INET, SOCK_STREAM, 0);
if (s < 0) {
log_perror("Creating listening socket");
return E_QUOTA;
}
if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR,
(char *) &option, sizeof(option)) < 0) {
log_perror("Setting listening socket options");
close(s);
return E_QUOTA;
}
address.sin_family = AF_INET;
address.sin_addr.s_addr = bind_local_ip;
address.sin_port = htons(port);
if (bind(s, (struct sockaddr *) &address, sizeof(address)) < 0) {
enum error e = E_QUOTA;
log_perror("Binding listening socket");
if (errno == EACCES)
e = E_PERM;
close(s);
return e;
}
if (port == 0) {
size_t length = sizeof(address);
if (getsockname(s, (struct sockaddr *) &address, &length) < 0) {
log_perror("Discovering local port number");
close(s);
return E_QUOTA;
}
canon->type = TYPE_INT;
canon->v.num = ntohs(address.sin_port);
} else
*canon = var_ref(desc);
stream_printf(st, "port %d", canon->v.num);
*name = reset_stream(st);
*fd = s;
return E_NONE;
}
void
add_a_stream (FILE *the_stream, int (*closing_action) (FILE *))
{
stream_list old = the_streams;
the_streams = new_stream ();
the_streams->handle = the_stream;
the_streams->action = closing_action;
the_streams->rest_streams = old;
return;
}
stream_t* open_stream_plugin(stream_info_t* sinfo,char* filename,int mode,
char** options, int* file_format, int* ret) {
void* arg = NULL;
stream_t* s;
m_struct_t* desc = (m_struct_t*)sinfo->opts;
// Parse options
if(desc) {
arg = m_struct_alloc(desc);
if(sinfo->opts_url) {
m_option_t url_opt =
{ "stream url", arg , CONF_TYPE_CUSTOM_URL, 0, 0 ,0, sinfo->opts };
if(m_option_parse(&url_opt,"stream url",filename,arg,M_CONFIG_FILE) < 0) {
mp_msg(MSGT_OPEN,MSGL_ERR, "URL parsing failed on url %s\n",filename);
m_struct_free(desc,arg);
return NULL;
}
}
if(options) {
int i;
for(i = 0 ; options[i] != NULL ; i += 2) {
mp_msg(MSGT_OPEN,MSGL_DBG2, "Set stream arg %s=%s\n",
options[i],options[i+1]);
if(!m_struct_set(desc,arg,options[i],options[i+1]))
mp_msg(MSGT_OPEN,MSGL_WARN, "Failed to set stream option %s=%s\n",
options[i],options[i+1]);
}
}
}
s = new_stream(-2,-2);
s->url=strdup(filename);
s->flags |= mode;
*ret = sinfo->open(s,mode,arg,file_format);
if((*ret) != STREAM_OK) {
free(s->url);
free(s);
return NULL;
}
if(s->type <= -2)
mp_msg(MSGT_OPEN,MSGL_WARN, "Warning streams need a type !!!!\n");
if(s->flags & STREAM_SEEK && !s->seek)
s->flags &= ~STREAM_SEEK;
if(s->seek && !(s->flags & STREAM_SEEK))
s->flags |= STREAM_SEEK;
s->mode = mode;
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: [%s] %s\n",sinfo->name,filename);
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Description: %s\n",sinfo->info);
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Author: %s\n", sinfo->author);
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Comment: %s\n", sinfo->comment);
return s;
}
static stream_t *stream_hash_insert_conv( const struct conversation *conv, int p2p_dir )
{
stream_key_t *key;
key = g_mem_chunk_alloc(stream_keys);
key->is_circuit = FALSE;
key->circ.conv = conv;
key->p2p_dir = p2p_dir;
return new_stream(key);
}
static stream_t *stream_hash_insert_conv( const struct conversation *conv, int p2p_dir )
{
stream_key_t *key;
key = wmem_new(wmem_file_scope(), stream_key_t);
key->is_circuit = FALSE;
key->circ.conv = conv;
key->p2p_dir = p2p_dir;
return new_stream(key);
}
/* insert function */
static stream_t *stream_hash_insert_circ( const struct circuit *circuit, int p2p_dir )
{
stream_key_t *key;
key = g_mem_chunk_alloc(stream_keys);
key->is_circuit = TRUE;
key->circ.circuit = circuit;
key->p2p_dir = p2p_dir;
return new_stream(key);
}
/* insert function */
static stream_t *stream_hash_insert_circ( const struct circuit *circuit, int p2p_dir )
{
stream_key_t *key;
key = wmem_new(wmem_file_scope(), stream_key_t);
key->is_circuit = TRUE;
key->circ.circuit = circuit;
key->p2p_dir = p2p_dir;
return new_stream(key);
}
static const char *
fmt_verb_name(void *data)
{
db_verb_handle *h = data;
static Stream *s = 0;
if (!s)
s = new_stream(40);
stream_printf(s, "#%d:%s", db_verb_definer(*h), db_verb_names(*h));
return reset_stream(s);
}
global Cell *
read_stream(Cell *cell)
{
long c;
c = cell->c_file == stdin ? get_one_char() : GetChar(cell->c_file);
if (c == EOF) {
end_stream(cell->c_file);
return new_cnst(nil);
}
return new_cons(cons,
new_pair(new_char((Char)c), new_stream(cell->c_file)));
}
static void
xml_characterDataHandler(void *userData, const XML_Char *s, int len)
{
XMLdata **data = (XMLdata**)userData;
XMLdata *node = *data;
Stream *sp = node->body;
if(sp == NULL) {
node->body = new_stream(len);
sp = node->body;
}
stream_add_string(sp, raw_bytes_to_binary(s, len));
}
static int set_output( int num_tokens, struct token *tokens, void *d )
{
struct mpeg4_decoder *en = (struct mpeg4_decoder *)d;
en->output = new_stream( tokens[1].v.str, FORMAT_RAW_UYVY, en );
if( ! en->output )
{
spook_log( SL_ERR, "mpeg4: unable to create stream \"%s\"",
tokens[1].v.str );
return -1;
}
en->output->get_framerate = get_framerate;
en->output->set_running = set_running;
return 0;
}
static int set_output( int num_tokens, struct token *tokens, void *d )
{
struct oss_input *conf = (struct oss_input *)d;
conf->output = new_stream( tokens[1].v.str, FORMAT_PCM, conf );
if( ! conf->output )
{
spook_log( SL_ERR, "oss: unable to create stream \"%s\"",
tokens[1].v.str );
return -1;
}
conf->output->get_framerate = get_framerate;
conf->output->set_running = set_running;
return 0;
}
enum proto_accept_error
proto_accept_connection(int listener_fd, int *read_fd, int *write_fd,
const char **name)
{
int timeout = server_int_option("name_lookup_timeout", 5);
int fd;
struct sockaddr_in *addr = (struct sockaddr_in *) call->addr.buf;
static Stream *s = 0;
if (!s)
s = new_stream(100);
fd = t_open((void *) "/dev/tcp", O_RDWR, 0);
if (fd < 0) {
if (t_errno == TSYSERR && errno == EMFILE)
return PA_FULL;
else {
log_ti_error("Opening endpoint for new connection");
return PA_OTHER;
}
}
if (t_bind(fd, 0, 0) < 0) {
log_ti_error("Binding endpoint for new connection");
t_close(fd);
return PA_OTHER;
}
if (t_listen(listener_fd, call) < 0) {
log_ti_error("Accepting new network connection");
t_close(fd);
return PA_OTHER;
}
if (t_accept(listener_fd, fd, call) < 0) {
log_ti_error("Accepting new network connection");
t_close(fd);
return PA_OTHER;
}
if (!set_rw_able(fd)) {
t_close(fd);
return PA_OTHER;
}
*read_fd = *write_fd = fd;
stream_printf(s, "%s, port %d",
lookup_name_from_addr(addr, timeout),
(int) ntohs(addr->sin_port));
*name = reset_stream(s);
return PA_OKAY;
}
static int set_output( int num_tokens, struct token *tokens, void *d )
{
struct dc1394_input *conf = (struct dc1394_input *)d;
conf->cam[conf->cam_count].output = new_stream( tokens[1].v.str,
FORMAT_RAW_UYVY, &conf->cam[conf->cam_count] );
if( ! conf->cam[conf->cam_count].output )
{
spook_log( SL_ERR, "dc1394: unable to create stream \"%s\"",
tokens[1].v.str );
return -1;
}
conf->cam[conf->cam_count].output->get_framerate = get_framerate;
conf->cam[conf->cam_count].output->set_running = set_running;
++conf->cam_count;
return 0;
}
static int set_output(int num_tokens, struct token *tokens, void *d)
{
struct h264_encoder *en = (struct h264_encoder *)d;
en->output = new_stream(tokens[1].v.str, FORMAT_H264, en);
if (! en->output) {
spook_log(SL_ERR, "h264: unable to create stream \"%s\"",
tokens[1].v.str);
return -1;
}
en->output->get_framerate = get_framerate;
en->output->set_running = set_running;
en->output->new_listener_notify = new_listener_coming;
en->output->get_enc_pipe_num = get_h264_enc_pipe_num;
return 0;
}
void do_templates ()
{
int i;
GLOBAL = new_stream ();
tpls = (Template**) alloca (c_nsym * sizeof (Template*));
for (i = 0; i < c_nsym; i++)
tpls [i] = 0;
pass ();
for (i = 0; i < c_nsym; i++)
if (tpls [i]) {
free (tpls [i]->BODY);
free (tpls [i]);
}
free (CODE);
CODE = combine_output (GLOBAL);
}
global Cell *
open_stream(Cell *arg)
{
char shOut[20], *po;
char filename[MAX_FILENAME];
FILE **fp;
#if 0
if (restricted)
error(EXECERR, "read function disabled");
#endif
hope2c((Byte *)filename, MAX_FILENAME, arg);
/* find a free slot in the stream table */
for (fp = str_table; *fp != NULL; fp++)
{
if (fp == &str_table[MAX_STREAMS])
error(EXECERR, "stream table full");
}
if(!restricted && *filename=='!')
{
/* this filename is command to run */
strcpy(shOut,"/tmp/hopeXXXXXX");
mktemp(shOut);
/* check for new line character */
po = strchr(filename,'\n');
if(po!=NULL) *po = 0;
po = strchr(filename,'\r');
if(po!=NULL) *po = 0;
/* send output to temporary file */
strcat(filename," >");
strcat(filename,shOut);
system(&filename[1]);
strcpy(filename,shOut);
}
/* try to open the file */
if ((*fp = fopen(filename, "r")) == NULL)
error(EXECERR, "'%s': can't read file", filename);
return new_stream(*fp);
}
static int set_output( int num_tokens, struct token *tokens, void *d )
{
struct framedropper *drop = (struct framedropper *)d;
if( ! drop->input )
{
spook_log( SL_ERR,
"framedrop: input must be specified before output" );
return -1;
}
drop->output = new_stream( tokens[1].v.str,
drop->input->stream->format, drop );
if( ! drop->output )
{
spook_log( SL_ERR,
"framedrop: unable to create stream \"%s\"",
tokens[1].v.str );
return -1;
}
drop->output->get_framerate = get_framerate;
drop->output->set_running = set_running;
return 0;
}
static void create_audio_stream(struct ffmpeg_mux *ffm, int idx)
{
AVCodecContext *context;
AVStream *stream;
void *extradata = NULL;
if (!new_stream(ffm, &stream, ffm->params.acodec,
&ffm->output->oformat->audio_codec))
return;
ffm->audio_streams[idx] = stream;
av_dict_set(&stream->metadata, "title", ffm->audio[idx].name, 0);
stream->time_base = (AVRational){1, ffm->audio[idx].sample_rate};
if (ffm->audio_header[idx].size) {
extradata = av_memdup(ffm->audio_header[idx].data,
ffm->audio_header[idx].size);
}
context = stream->codec;
context->bit_rate = ffm->audio[idx].abitrate * 1000;
context->channels = ffm->audio[idx].channels;
context->sample_rate = ffm->audio[idx].sample_rate;
context->sample_fmt = AV_SAMPLE_FMT_S16;
context->time_base = stream->time_base;
context->extradata = extradata;
context->extradata_size = ffm->audio_header[idx].size;
context->channel_layout =
av_get_default_channel_layout(context->channels);
if (ffm->output->oformat->flags & AVFMT_GLOBALHEADER)
context->flags |= CODEC_FLAG_GLOBAL_HEADER;
ffm->num_audio_streams++;
}
enum error
proto_open_connection(Var arglist, int *read_fd, int *write_fd,
const char **local_name, const char **remote_name)
{
/* These are `static' rather than `volatile' because I can't cope with
* getting all those nasty little parameter-passing rules right. This
* function isn't recursive anyway, so it doesn't matter.
*/
struct sockaddr_in rec_addr;
struct t_bind received;
static const char *host_name;
static int port;
static Timer_ID id;
int fd, result;
int timeout = server_int_option("name_lookup_timeout", 5);
static struct sockaddr_in addr;
static Stream *st1 = 0, *st2 = 0;
if (!st1) {
st1 = new_stream(20);
st2 = new_stream(50);
}
if (arglist.v.list[0].v.num != 2)
return E_ARGS;
else if (arglist.v.list[1].type != TYPE_STR ||
arglist.v.list[2].type != TYPE_INT)
return E_TYPE;
host_name = arglist.v.list[1].v.str;
port = arglist.v.list[2].v.num;
addr.sin_family = AF_INET;
addr.sin_port = htons(port);
addr.sin_addr.s_addr = lookup_addr_from_name(host_name, timeout);
if (addr.sin_addr.s_addr == 0)
return E_INVARG;
/* Cast to (void *) here to workaround const-less decls on some systems. */
fd = t_open((void *) "/dev/tcp", O_RDWR, 0);
if (fd < 0) {
if (t_errno != TSYSERR || errno != EMFILE)
log_ti_error("Making endpoint in proto_open_connection");
return E_QUOTA;
}
received.addr.maxlen = sizeof(rec_addr);
received.addr.len = sizeof(rec_addr);
received.addr.buf = (void *) &rec_addr;
if (t_bind(fd, 0, &received) < 0) {
log_ti_error("Binding outbound endpoint");
t_close(fd);
return E_QUOTA;
}
call->addr.maxlen = sizeof(addr);
call->addr.len = sizeof(addr);
call->addr.buf = (void *) &addr;
TRY
id = set_timer(server_int_option("outbound_connect_timeout", 5),
timeout_proc, 0);
result = t_connect(fd, call, 0);
cancel_timer(id);
EXCEPT(timeout_exception)
result = -1;
errno = ETIMEDOUT;
t_errno = TSYSERR;
reenable_timers();
ENDTRY
if (result < 0) {
t_close(fd);
log_ti_error("Connecting in proto_open_connection");
return E_QUOTA;
}
if (!set_rw_able(fd)) {
t_close(fd);
return E_QUOTA;
}
*read_fd = *write_fd = fd;
stream_printf(st1, "port %d", (int) ntohs(rec_addr.sin_port));
*local_name = reset_stream(st1);
stream_printf(st2, "%s, port %d", host_name, port);
*remote_name = reset_stream(st2);
return E_NONE;
}
static stream_t* open_stream_plugin(const stream_info_t* sinfo, const char* filename,
int mode, char** options, int* file_format,
int* ret, char** redirected_url)
{
void* arg = NULL;
stream_t* s;
m_struct_t* desc = (m_struct_t*)sinfo->opts;
// Parse options
if(desc) {
arg = m_struct_alloc(desc);
if(sinfo->opts_url) {
m_option_t url_opt =
{ "stream url", arg , CONF_TYPE_CUSTOM_URL, 0, 0 ,0, sinfo->opts };
if(m_option_parse(&url_opt,"stream url",filename,arg,M_CONFIG_FILE) < 0) {
mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_URLParsingFailed,filename);
m_struct_free(desc,arg);
return NULL;
}
}
if(options) {
int i;
for(i = 0 ; options[i] != NULL ; i += 2) {
mp_msg(MSGT_OPEN,MSGL_DBG2, "Set stream arg %s=%s\n",
options[i],options[i+1]);
if(!m_struct_set(desc,arg,options[i],options[i+1]))
mp_msg(MSGT_OPEN,MSGL_WARN, MSGTR_FailedSetStreamOption,
options[i],options[i+1]);
}
}
}
s = new_stream(-2,-2);
s->capture_file = NULL;
s->url=strdup(filename);
s->flags |= mode;
*ret = sinfo->open(s,mode,arg,file_format);
if((*ret) != STREAM_OK) {
#ifdef CONFIG_NETWORKING
if (*ret == STREAM_REDIRECTED && redirected_url) {
if (s->streaming_ctrl && s->streaming_ctrl->url
&& s->streaming_ctrl->url->url)
*redirected_url = strdup(s->streaming_ctrl->url->url);
else
*redirected_url = NULL;
}
streaming_ctrl_free(s->streaming_ctrl);
#endif
free(s->url);
free(s);
return NULL;
}
if(s->type <= -2)
mp_msg(MSGT_OPEN,MSGL_WARN, MSGTR_StreamNeedType);
if(s->flags & MP_STREAM_SEEK && !s->seek)
s->flags &= ~MP_STREAM_SEEK;
if(s->seek && !(s->flags & MP_STREAM_SEEK))
s->flags |= MP_STREAM_SEEK;
s->mode = mode;
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: [%s] %s\n",sinfo->name,filename);
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Description: %s\n",sinfo->info);
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Author: %s\n", sinfo->author);
mp_msg(MSGT_OPEN,MSGL_V, "STREAM: Comment: %s\n", sinfo->comment);
return s;
}
stream_t* new_ds_stream(demux_stream_t *ds) {
stream_t* s = new_stream(-1,STREAMTYPE_DS);
s->priv = ds;
return s;
}
enum error
proto_make_listener(Var desc, int *fd, Var * canon, const char **name)
{
struct sockaddr_in req_addr, rec_addr;
struct t_bind requested, received;
int s, port;
static Stream *st = 0;
if (!st)
st = new_stream(20);
if (desc.type != TYPE_INT)
return E_TYPE;
port = desc.v.num;
s = t_open((void *) "/dev/tcp", O_RDWR, 0);
if (s < 0) {
log_ti_error("Creating listening endpoint");
return E_QUOTA;
}
req_addr.sin_family = AF_INET;
req_addr.sin_addr.s_addr = htonl(INADDR_ANY);
req_addr.sin_port = htons(port);
requested.addr.maxlen = sizeof(req_addr);
requested.addr.len = sizeof(req_addr);
requested.addr.buf = (void *) &req_addr;
requested.qlen = 5;
received.addr.maxlen = sizeof(rec_addr);
received.addr.len = sizeof(rec_addr);
received.addr.buf = (void *) &rec_addr;
if (t_bind(s, &requested, &received) < 0) {
enum error e = E_QUOTA;
log_ti_error("Binding to listening address");
t_close(s);
if (t_errno == TACCES || (t_errno == TSYSERR && errno == EACCES))
e = E_PERM;
return e;
} else if (port != 0 && rec_addr.sin_port != port) {
errlog("Can't bind to requested port!\n");
t_close(s);
return E_QUOTA;
}
if (!call)
call = (struct t_call *) t_alloc(s, T_CALL, T_ADDR);
if (!call) {
log_ti_error("Allocating T_CALL structure");
t_close(s);
return E_QUOTA;
}
canon->type = TYPE_INT;
canon->v.num = ntohs(rec_addr.sin_port);
stream_printf(st, "port %d", canon->v.num);
*name = reset_stream(st);
*fd = s;
return E_NONE;
}