Function http_connect

libavformat/http.c:249–313

}

static int http_connect(URLContext *h, const char *path, const char *hoststr,
                        const char *auth, int *new_location)
{
    HTTPContext *s = h->priv_data;
    int post, err;
    char line[1024];
    char *authstr = NULL;
    int64_t off = s->off;


    /* send http header */
    post = h->flags & URL_WRONLY;
    authstr = ff_http_auth_create_response(&s->auth_state, auth, path,
                                        post ? "POST" : "GET");
    snprintf(s->buffer, sizeof(s->buffer),
             "%s %s HTTP/1.1\r\n"
             "User-Agent: %s\r\n"
             "Accept: */*\r\n"
             "Range: bytes=%"PRId64"-\r\n"
             "Host: %s\r\n"
             "%s"
             "Connection: close\r\n"
             "%s"
             "\r\n",
             post ? "POST" : "GET",
             path,
             LIBAVFORMAT_IDENT,
             s->off,
             hoststr,
             authstr ? authstr : "",
             post ? "Transfer-Encoding: chunked\r\n" : "");

    av_freep(&authstr);
    if (http_write(h, s->buffer, strlen(s->buffer)) < 0)
        return AVERROR(EIO);

    /* init input buffer */
    s->buf_ptr = s->buffer;
    s->buf_end = s->buffer;
    s->line_count = 0;
    s->off = 0;
    s->filesize = -1;
    if (post) {
        /* always use chunked encoding for upload data */
        s->chunksize = 0;
        return 0;
    }

    /* wait for header */
    for(;;) {
        if (http_get_line(s, line, sizeof(line)) < 0)
            return AVERROR(EIO);

        dprintf(NULL, "header='%s'\n", line);

        err = process_line(h, line, s->line_count, new_location);
        if (err < 0)
            return err;