* modules/access_output/http : http output.

 * httpd : mini http server (be carefull about security issue...)

include/httpd.h

+/*****************************************************************************
+ * httpd.h
+ *****************************************************************************
+ * Copyright (C) 2001-2003 VideoLAN
+ * $Id: httpd.h,v 1.1 2003/02/23 19:05:22 fenrir Exp $
+ *
+ * Authors: Laurent Aimar <fenrir@via.ecp.fr>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ *****************************************************************************/
+
+typedef struct httpd_t          httpd_t;
+
+typedef struct httpd_host_t     httpd_host_t;
+
+typedef struct httpd_file_t     httpd_file_t;
+//typedef struct httpd_stream_t   httpd_stream_t;
+typedef httpd_file_t httpd_stream_t;
+
+typedef struct httpd_file_callback_args_t httpd_file_callback_args_t;
+typedef int (*httpd_file_callback)( httpd_file_callback_args_t *p_args, uint8_t **pp_data, int *pi_data );
+
+typedef struct httpd_sys_t httpd_sys_t;
+
+struct httpd_t
+{
+    VLC_COMMON_MEMBERS
+
+    module_t        *p_module;
+    httpd_sys_t     *p_sys;
+
+    httpd_host_t   *(*pf_register_host)     ( httpd_t *, char *, int );
+    void            (*pf_unregister_host)   ( httpd_t *, httpd_host_t * );
+
+    httpd_file_t   *(*pf_register_file)     ( httpd_t *,
+                                              char *psz_file, char *psz_mime,
+                                              char *psz_user, char *psz_password,
+                                              httpd_file_callback pf_fill,
+                                              httpd_file_callback_args_t *p_args );
+    void            (*pf_unregister_file)   ( httpd_t *, httpd_file_t * );
+
+    httpd_stream_t *(*pf_register_stream)   ( httpd_t *,
+                                              char *psz_file, char *psz_mime,
+                                              char *psz_user, char *psz_password );
+    int             (*pf_send_stream)       ( httpd_t *,
+                                              httpd_stream_t *,
+                                              uint8_t *, int );
+    void            (*pf_unregister_stream) ( httpd_t *, httpd_stream_t * );
+};
+
+/*
+ * httpd_Find:
+ *
+ *      Return the running httpd instance
+ *      (if none and b_create then a new one is created)
+ */
+static inline httpd_t* httpd_Find( vlc_object_t *p_this, vlc_bool_t b_create )
+{
+    httpd_t *p_httpd = NULL;
+
+    p_httpd = vlc_object_find( p_this, VLC_OBJECT_HTTPD, FIND_ANYWHERE );
+    if( !p_httpd )
+    {
+        if( !b_create )
+        {
+            return( NULL );
+        }
+
+        p_httpd = vlc_object_create( p_this, VLC_OBJECT_HTTPD );
+        if( !p_httpd )
+        {
+            msg_Err( p_this, "out of memory" );
+            return( NULL );
+        }
+
+        p_httpd->p_module = module_Need( p_httpd, "httpd", "" );
+
+        if( !p_httpd->p_module )
+        {
+            msg_Err( p_this, "no suitable httpd module" );
+            vlc_object_destroy( p_httpd );
+            return( NULL );
+        }
+
+        vlc_object_yield( p_httpd );
+    }
+
+    return( p_httpd );
+}
+
+static inline void  httpd_Release( httpd_t *p_httpd )
+{
+    vlc_object_release( p_httpd );
+}
+
+
+

modules/access_output/http.c

+/*****************************************************************************
+ * http.c
+ *****************************************************************************
+ * Copyright (C) 2001-2003 VideoLAN
+ * $Id: http.c,v 1.1 2003/02/23 19:05:22 fenrir Exp $
+ *
+ * Authors: Laurent Aimar <fenrir@via.ecp.fr>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+#include <vlc/vlc.h>
+#include <vlc/input.h>
+#include <vlc/sout.h>
+
+#include "httpd.h"
+
+#define FREE( p ) if( p ) { free( p); (p) = NULL; }
+
+#define DEFAULT_PORT 8080
+
+/*****************************************************************************
+ * Exported prototypes
+ *****************************************************************************/
+static int     Open   ( vlc_object_t * );
+static void    Close  ( vlc_object_t * );
+
+static int     Write( sout_access_out_t *, sout_buffer_t * );
+static int     Seek ( sout_access_out_t *, off_t  );
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+vlc_module_begin();
+    set_description( _("HTTP stream ouput") );
+    set_capability( "sout access", 0 );
+    add_shortcut( "http" );
+    set_callbacks( Open, Close );
+vlc_module_end();
+
+struct sout_access_out_sys_t
+{
+    httpd_t             *p_httpd;
+
+    /* host */
+    httpd_host_t        *p_httpd_host;
+
+    /* stream */
+    httpd_stream_t      *p_httpd_stream;
+};
+
+/*****************************************************************************
+ * Open: open the file
+ *****************************************************************************/
+static int Open( vlc_object_t *p_this )
+{
+    sout_access_out_t       *p_access = (sout_access_out_t*)p_this;
+    sout_access_out_sys_t   *p_sys;
+
+    char                *psz_parser, *psz_name;
+
+    char                *psz_bind_addr;
+    int                 i_bind_port;
+    char                *psz_file_name;
+
+    if( !( p_sys = p_access->p_sys =
+                malloc( sizeof( sout_access_out_sys_t ) ) ) )
+    {
+        msg_Err( p_access, "Not enough memory" );
+        return( VLC_EGENERIC );
+    }
+
+    /* *** parse p_access->psz_name to extract bind address, port and file name *** */
+    /* p_access->psz_name host.name:port/filename */
+    psz_name = psz_parser = strdup( p_access->psz_name );
+
+    psz_bind_addr = psz_parser;
+    i_bind_port = 0;
+    psz_file_name = "";
+
+    while( *psz_parser && *psz_parser != ':' && *psz_parser != '/' )
+    {
+        psz_parser++;
+    }
+    if( *psz_parser == ':' )
+    {
+        *psz_parser = '\0';
+        psz_parser++;
+        i_bind_port = atoi( psz_parser );
+
+        while( *psz_parser && *psz_parser != '/' )
+        {
+            psz_parser++;
+        }
+    }
+    if( *psz_parser == '/' )
+    {
+        *psz_parser = '\0';
+        psz_parser++;
+        psz_file_name = psz_parser;
+    }
+
+    if( i_bind_port <= 0 )
+    {
+        i_bind_port = DEFAULT_PORT;
+    }
+
+    if( !*psz_file_name )
+    {
+        psz_file_name = strdup( "/" );
+    }
+    else if( *psz_file_name != '/' )
+    {
+        char *p = psz_file_name;
+
+        psz_file_name = malloc( strlen( p ) + 2 );
+        strcpy( psz_file_name, "/" );
+        strcat( psz_file_name, p );
+    }
+
+    p_sys->p_httpd = httpd_Find( VLC_OBJECT(p_access), VLC_TRUE );
+    if( !p_sys->p_httpd )
+    {
+        msg_Err( p_access, "cannot start httpd daemon" );
+
+        free( psz_name );
+        free( psz_file_name );
+        free( p_access );
+        return( VLC_EGENERIC );
+    }
+
+    p_sys->p_httpd_host =
+        p_sys->p_httpd->pf_register_host( p_sys->p_httpd,
+                                          psz_bind_addr, i_bind_port );
+
+    if( !p_sys->p_httpd_host )
+    {
+        msg_Err( p_access, "cannot listen on %s:%d", psz_bind_addr, i_bind_port );
+        httpd_Release( p_sys->p_httpd );
+
+        free( psz_name );
+        free( psz_file_name );
+        free( p_access );
+        return( VLC_EGENERIC );
+    }
+
+    p_sys->p_httpd_stream =
+        p_sys->p_httpd->pf_register_stream( p_sys->p_httpd,
+                                            psz_file_name, "application/x-octet_stream",
+                                            NULL, NULL );
+
+    if( !p_sys->p_httpd_stream )
+    {
+        msg_Err( p_access, "cannot add stream %s", psz_file_name );
+        p_sys->p_httpd->pf_unregister_host( p_sys->p_httpd, p_sys->p_httpd_host );
+        httpd_Release( p_sys->p_httpd );
+
+        free( psz_name );
+        free( psz_file_name );
+        free( p_access );
+
+        return( VLC_EGENERIC );
+    }
+
+    p_access->pf_write       = Write;
+    p_access->pf_seek        = Seek;
+
+    return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * Close: close the target
+ *****************************************************************************/
+static void Close( vlc_object_t * p_this )
+{
+    sout_access_out_t       *p_access = (sout_access_out_t*)p_this;
+    sout_access_out_sys_t   *p_sys = p_access->p_sys;
+
+    p_sys->p_httpd->pf_unregister_stream( p_sys->p_httpd, p_sys->p_httpd_stream );
+    p_sys->p_httpd->pf_unregister_host( p_sys->p_httpd, p_sys->p_httpd_host );
+
+    httpd_Release( p_sys->p_httpd );
+
+    msg_Info( p_access, "Close" );
+
+    free( p_sys );
+}
+
+/*****************************************************************************
+ * Write:
+ *****************************************************************************/
+static int Write( sout_access_out_t *p_access, sout_buffer_t *p_buffer )
+{
+    sout_access_out_sys_t   *p_sys = p_access->p_sys;
+    int i_err = 0;
+
+    while( p_buffer )
+    {
+        sout_buffer_t *p_next;
+
+        i_err = p_sys->p_httpd->pf_send_stream( p_sys->p_httpd, p_sys->p_httpd_stream,
+                                                p_buffer->p_buffer, p_buffer->i_size );
+
+        p_next = p_buffer->p_next;
+        sout_BufferDelete( p_access->p_sout, p_buffer );
+        p_buffer = p_next;
+
+        if( i_err < 0 )
+        {
+            break;
+        }
+    }
+    if( i_err < 0 )
+    {
+        sout_buffer_t *p_next;
+        while( p_buffer )
+        {
+            p_next = p_buffer->p_next;
+            sout_BufferDelete( p_access->p_sout, p_buffer );
+            p_buffer = p_next;
+        }
+    }
+
+    return( i_err < 0 ? VLC_EGENERIC : VLC_SUCCESS );
+}
+
+/*****************************************************************************
+ * Seek: seek to a specific location in a file
+ *****************************************************************************/
+static int Seek( sout_access_out_t *p_access, off_t i_pos )
+{
+    msg_Err( p_access, "http sout access cannot seek" );
+    return( VLC_EGENERIC );
+}
+