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fix some small leaks, sprintf -> snprintf, safe guards

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This commit is contained in:
niels
2015-06-22 00:10:29 +02:00
parent 1a53c0e20f
commit 6aa8d4e897
3 changed files with 38 additions and 36 deletions
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12
veejay-current/veejay-server/libel/avhelper.c
View File

@@ -187,6 +187,7 @@ void *avhelper_get_decoder( const char *filename, int dst_pixfmt, int dst_width,
}
#if LIBAVCODEC_BUILD > 5400
/* avformat_find_stream_info leaks memory */
err = avformat_find_stream_info( x->avformat_ctx, NULL );
#else
err = av_find_stream_info( x->avformat_ctx );
@@ -280,15 +281,16 @@ further:
while( (av_read_frame(x->avformat_ctx, &(x->pkt)) >= 0 ) ) {
avcodec_decode_video( x->codec_ctx,f,&got_picture, x->pkt.data, x->pkt.size );
free_av_packet( &(x->pkt) );
if( got_picture ) {
break;
}
}
av_free(f);
if(!got_picture) {
veejay_msg(VEEJAY_MSG_ERROR, "FFmpeg: Unable to get whole picture from %s", filename );
av_free(f);
free_av_packet(&(x->pkt));
avcodec_close( x->codec_ctx );
avhelper_close_input_file( x->avformat_ctx );
free(x->output);
@@ -296,9 +298,6 @@ further:
return NULL;
}
free_av_packet(&(x->pkt));
av_free(f);
x->pixfmt = x->codec_ctx->pix_fmt;
x->codec_id = x->codec_ctx->codec_id;
x->frame = avcodec_alloc_frame();
@@ -314,7 +313,6 @@ further:
x->codec_ctx->width,x->codec_ctx->height, x->pixfmt,
wid,hei,dst_pixfmt);
av_free(f);
free_av_packet(&(x->pkt));
avcodec_close( x->codec_ctx );
avhelper_close_input_file( x->avformat_ctx );
free(x->output);

11
veejay-current/veejay-server/libel/vj-el.c
View File

@@ -1120,8 +1120,6 @@ int test_video_frame( editlist *el, int n, lav_file_t *lav,int out_pix_fmt)
return -1;
}
el->decoders[n] = (void*) d;
res = lav_read_frame( lav, d->tmp_buffer);
if( res <= 0 )
@@ -1130,7 +1128,8 @@ int test_video_frame( editlist *el, int n, lav_file_t *lav,int out_pix_fmt)
_el_free_decoder( d );
return -1;
}
int got_picture = 0;
int ret = -1;
switch( decoder_id )
@@ -1169,10 +1168,14 @@ int test_video_frame( editlist *el, int n, lav_file_t *lav,int out_pix_fmt)
break;
default:
_el_free_decoder( d );
return -1;
break;
}
el->decoders[n] = (void*) d;
return ret;
}

51
veejay-current/veejay-server/veejay/vj-eventman.c
View File

@@ -48,17 +48,17 @@ static void dump_event_stderr(vevo_port_t *event)
int vims_id = 0;
char *param = NULL;
int i;
char key[10];
char key[16];
size_t len = vevo_property_element_size(event, "format", 0 );
if(len > 0 )
{
fmt = malloc(sizeof(char) * len);
fmt = vj_malloc(sizeof(char) * len);
vevo_property_get( event, "format", 0, &fmt );
}
name = malloc(sizeof(char) * vevo_property_element_size( event, "description", 0 ));
name = vj_malloc(sizeof(char) * vevo_property_element_size( event, "description", 0 ));
vevo_property_get( event, "description", 0, &name );
vevo_property_get( event, "arguments", 0, &n_arg );
vevo_property_get( event, "vims_id", 0, &vims_id );
@@ -68,11 +68,11 @@ static void dump_event_stderr(vevo_port_t *event)
for( i = 0; i < n_arg; i ++ )
{
sprintf(key, "help_%d", i );
snprintf(key,sizeof(key), "help_%d", i );
size_t len2 = vevo_property_element_size( event, key, 0 );
if(len2 > 0 )
{
param = malloc(sizeof(char) * len2 );
param = vj_malloc(sizeof(char) * len2 );
vevo_property_get( event, key, 0, &param );
veejay_msg(VEEJAY_MSG_INFO,"\t\tArgument %d is %s", i, param );
free(param);
@@ -81,7 +81,6 @@ static void dump_event_stderr(vevo_port_t *event)
if(fmt) free(fmt);
free(name);
}
int vj_event_vevo_list_size(void)
@@ -112,7 +111,7 @@ char *vj_event_vevo_help_vims( int id, int n )
size_t len = vevo_property_element_size( index_map_[id], key, 0 );
if(len > 0 )
{
help = (char*) malloc(sizeof(char) * len );
help = (char*) vj_malloc(sizeof(char) * len );
vevo_property_get( index_map_[id], key, 0, &help );
}
return help;
@@ -121,9 +120,8 @@ char *vj_event_vevo_help_vims( int id, int n )
char *vj_event_vevo_list_serialize(void)
{
int len = vj_event_vevo_list_size() + 5;
char *res = (char*) malloc(sizeof(char) * len + 100 );
char *res = (char*) vj_calloc(sizeof(char) * len + 100 );
int i;
memset( res, 0, len );
sprintf(res, "%05d", len - 5);
for ( i = 0; i < MAX_INDEX ;i ++ )
{
@@ -133,8 +131,8 @@ char *vj_event_vevo_list_serialize(void)
char *format= vj_event_vevo_get_event_format( i );
int name_len = (name == NULL ? 0: strlen( name ));
int fmt_len = (format == NULL? 0: strlen( format ));
char tmp[13];
sprintf( tmp, "%04d%02d%03d%03d",
char tmp[16];
snprintf( tmp,sizeof(tmp),"%04d%02d%03d%03d",
i, vj_event_vevo_get_num_args(i), fmt_len, name_len );
veejay_strncat( res, tmp, 12 );
if( format != NULL )
@@ -154,15 +152,17 @@ void vj_event_vevo_inline_fire(void *super, int vims_id, const char *format, ...
va_list ap;
va_start( ap, format );
void *func = NULL;
vevo_property_get( index_map_[vims_id], "function", 0, &func );
vevo_event f = (vevo_event) func;
f( super, format, ap );
if( vevo_property_get( index_map_[vims_id], "function", 0, &func ) == VEVO_NO_ERROR )
{
vevo_event f = (vevo_event) func;
f( super, format, ap );
}
va_end( ap );
}
void vj_event_vevo_inline_fire_default( void *super, int vims_id, const char *format )
{
char key[10];
char key[16];
int i = 0;
int n = 0;
int dval[4] = {0,0,0,0};
@@ -175,7 +175,7 @@ void vj_event_vevo_inline_fire_default( void *super, int vims_id, const char *f
// dangerous, dval != atom_type, i != n defaults
while( i < n )
{
sprintf(key, "argument_%d", i );
snprintf(key,sizeof(key), "argument_%d", i );
vevo_property_get( index_map_[vims_id], key, 0, &dval[i] );
i++;
}
@@ -267,7 +267,7 @@ char *vj_event_vevo_get_event_name( int id )
size_t len = vevo_property_element_size( index_map_[id], "description", 0 );
if(len > 0 )
{
descr = (char*) malloc(sizeof(char) * len );
descr = (char*) vj_malloc(sizeof(char) * len );
vevo_property_get( index_map_[id], "description", 0, &descr );
}
return descr;
@@ -280,7 +280,7 @@ char *vj_event_vevo_get_event_format( int id )
size_t len = vevo_property_element_size( index_map_[id], "format", 0 );
if(len > 0 )
{
fmt = (char*) malloc(sizeof(char) * len );
fmt = (char*) vj_malloc(sizeof(char) * len );
vevo_property_get( index_map_[id], "format", 0, &fmt );
}
return fmt;
@@ -299,8 +299,8 @@ int vj_event_vevo_get_default_value(int id, int p)
int n =0;
if(!index_map_[id])
return 0;
char key[15];
sprintf(key, "argument_%d",p);
char key[16];
snprintf(key,sizeof(key), "argument_%d",p);
vevo_property_get(index_map_[id], key, 0, &n );
return n;
}
@@ -352,15 +352,16 @@ void vj_event_vevo_free(void)
{
unsigned int i;
if( index_map_ ) {
for( i = 0 ; i < MAX_INDEX ; i ++ )
if( index_map_[i] ) vpf( index_map_[i] );
free(index_map_);
for( i = 0 ; i < MAX_INDEX ; i ++ ) {
if( index_map_[i] ) vpf( index_map_[i] );
}
free(index_map_);
}
}
void vj_init_vevo_events(void)
{
index_map_ = (vevo_port_t*) vj_calloc(sizeof(vevo_port_t*) * MAX_INDEX );
index_map_ = (vevo_port_t**) vj_calloc(sizeof(vevo_port_t*) * MAX_INDEX );
index_map_[VIMS_MACRO] = _new_event(
"%d %d",