I was reading this code but i can't figure outwhat av_..._.. stands for is it already opening the connection here?
static int tcp_open(URLContext *h, const char *uri, int flags){ struct addrinfo hints = { 0 }, *ai, *cur_ai; int port, fd = -1; TCPContext *s = h->priv_data; const char *p; char buf[256]; int ret; char hostname[1024],proto[1024],path[1024]; char portstr[10]; s->open_timeout = 5000000; av_url_split(proto, sizeof(proto), NULL, 0, hostname, sizeof(hostname), &port, path, sizeof(path), uri); if (strcmp(proto, "tcp")) return AVERROR(EINVAL); if (port <= 0 || port >= 65536) { av_log(h, AV_LOG_ERROR, "Port missing in uri\n"); return AVERROR(EINVAL); } p = strchr(uri, '?'); if (p) { if (av_find_info_tag(buf, sizeof(buf), "listen", p)) { char *endptr = NULL; s->listen = strtol(buf, &endptr, 10); /* assume if no digits were found it is a request to enable it */ if (buf == endptr) s->listen = 1; } if (av_find_info_tag(buf, sizeof(buf), "timeout", p)) { s->rw_timeout = strtol(buf, NULL, 10); } if (av_find_info_tag(buf, sizeof(buf), "listen_timeout", p)) { s->listen_timeout = strtol(buf, NULL, 10); } } if (s->rw_timeout >= 0) { s->open_timeout = h->rw_timeout = s->rw_timeout; } hints.ai_family = AF_UNSPEC; hints.ai_socktype = SOCK_STREAM; snprintf(portstr, sizeof(portstr), "%d", port); if (s->listen) hints.ai_flags |= AI_PASSIVE; if (!hostname[0]) ret = getaddrinfo(NULL, portstr, &hints, &ai); else ret = getaddrinfo(hostname, portstr, &hints, &ai); if (ret) { av_log(h, AV_LOG_ERROR, "Failed to resolve hostname %s: %s\n", hostname, gai_strerror(ret)); return AVERROR(EIO); } cur_ai = ai; restart:#if HAVE_STRUCT_SOCKADDR_IN6 // workaround for IOS9 getaddrinfo in IPv6 only network use hardcode IPv4 address can not resolve port number. if (cur_ai->ai_family == AF_INET6){ struct sockaddr_in6 * sockaddr_v6 = (struct sockaddr_in6 *)cur_ai->ai_addr; if (!sockaddr_v6->sin6_port){ sockaddr_v6->sin6_port = htons(port); } }#endif fd = ff_socket(cur_ai->ai_family, cur_ai->ai_socktype, cur_ai->ai_protocol); if (fd < 0) { ret = ff_neterrno(); goto fail; } /* Set the socket's send or receive buffer sizes, if specified. If unspecified or setting fails, system default is used. */ if (s->recv_buffer_size > 0) { setsockopt (fd, SOL_SOCKET, SO_RCVBUF, &s->recv_buffer_size, sizeof (s->recv_buffer_size)); } if (s->send_buffer_size > 0) { setsockopt (fd, SOL_SOCKET, SO_SNDBUF, &s->send_buffer_size, sizeof (s->send_buffer_size)); } if (s->tcp_nodelay > 0) { setsockopt (fd, IPPROTO_TCP, TCP_NODELAY, &s->tcp_nodelay, sizeof (s->tcp_nodelay)); } if (s->listen == 2) { // multi-client if ((ret = ff_listen(fd, cur_ai->ai_addr, cur_ai->ai_addrlen)) < 0) goto fail1; } else if (s->listen == 1) { // single client if ((ret = ff_listen_bind(fd, cur_ai->ai_addr, cur_ai->ai_addrlen, s->listen_timeout, h)) < 0) goto fail1; // Socket descriptor already closed here. Safe to overwrite to client one. fd = ret; } else { if ((ret = ff_listen_connect(fd, cur_ai->ai_addr, cur_ai->ai_addrlen, s->open_timeout / 1000, h, !!cur_ai->ai_next)) < 0) { if (ret == AVERROR_EXIT) goto fail1; else goto fail; } } h->is_streamed = 1; s->fd = fd; freeaddrinfo(ai); return 0; fail: if (cur_ai->ai_next) { /* Retry with the next sockaddr */ cur_ai = cur_ai->ai_next; if (fd >= 0) closesocket(fd); ret = 0; goto restart; } fail1: if (fd >= 0) closesocket(fd); freeaddrinfo(ai); return ret;} Il giorno mar 18 set 2018 alle ore 21:54 dan Med <litokis.ta...@gmail.com> ha scritto: > I know that i might have written the same thing over and over again but i > didn't get an answer (which i really need) > > When is ArrayBufferBuilder::Append called ? > Thank you > > Il giorno sab 15 set 2018 alle ore 12:34 dan Med <litokis.ta...@gmail.com> > ha scritto: > >> That’s all. >> >> On Fri, 14 Sep 2018 at 21:53, dan Med <litokis.ta...@gmail.com> wrote: >> >>> I don’t understand how that code could be helpful to me.. >>> >>> On Fri, 14 Sep 2018 at 21:51, dan Med <litokis.ta...@gmail.com> wrote: >>> >>>> Technica question, when Arraybufferbuilder:append will be called ? >>>> >>>> On Fri, 14 Sep 2018 at 01:14, Peter Schow <psc...@gmail.com> wrote: >>>> >>>>> On Thu, Sep 13, 2018 at 10:45 AM dan Med <litokis.ta...@gmail.com> >>>>> wrote: >>>>> > That isn’t my question.... >>>>> > Arraybufferbuilder:append how could I get that to be called. >>>>> > What I really need is a little guidance on how to understand how v8 >>>>> will parse my JavaScript script and how it will allocate the data. >>>>> > Maybe even how a buffer or if there’s something that describes how >>>>> buffers are handeled or if there’s a file or code that tells me that not >>>>> the memory I know... just how it will execute it that’s all >>>>> >>>>> Starting with the sample REPL code at: >>>>> https://github.com/v8/v8/blob/master/samples/shell.cc >>>>> >>>>> could answer your questions. In the days that you've been pursuing >>>>> this, you could have traced all this by now. Good luck. >>>>> >>>>> -- >>>>> -- >>>>> v8-users mailing list >>>>> v8-users@googlegroups.com >>>>> http://groups.google.com/group/v8-users >>>>> --- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "v8-users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to v8-users+unsubscr...@googlegroups.com. >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> -- -- v8-users mailing list v8-users@googlegroups.com http://groups.google.com/group/v8-users --- You received this message because you are subscribed to the Google Groups "v8-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to v8-users+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.