- char * psz_index; /* current character */
- char * psz_end; /* end pointer for strtol */
- int i_field; /* field number, -1 on error */
- int i_field_length; /* field length, for text fields */
-
- /* Set some default fields */
- p_channel->i_channel = 0;
- p_channel->psz_description = NULL;
- p_channel->i_input_method = 0;
- p_channel->psz_input_source = NULL;
- p_channel->i_input_port = 0;
- p_channel->i_input_vlan = 0;
-
- /* Parse string */
- i_field = 0;
- for( psz_index = psz_str; (i_field != -1) && (*psz_index != '\0'); psz_index++ )
- {
- if( *psz_index == ';' )
- {
- /* Mark end of field */
- *psz_index = '\0';
-
- /* Parse field */
- switch( i_field++ )
- {
- case 0: /* channel number */
- p_channel->i_channel = strtol( psz_str, &psz_end, 0);
- if( (*psz_str == '\0') || (*psz_end != '\0') )
- {
- i_field = -1;
- }
- break;
- case 1: /* channel description */
- i_field_length = strlen( psz_str );
- if( i_field_length != 0 )
- {
- p_channel->psz_description = malloc( i_field_length + 1 );
- if( p_channel->psz_description == NULL )
- {
- intf_ErrMsg("error: %s\n", strerror( ENOMEM ));
- i_field = -1;
- }
- else
- {
- strcpy( p_channel->psz_description, psz_str );
- }
- }
- break;
- case 2: /* input method */
- p_channel->i_input_method = strtol( psz_str, &psz_end, 0);
- if( (*psz_str == '\0') || (*psz_end != '\0') )
- {
- i_field = -1;
- }
- break;
- case 3: /* input source */
- i_field_length = strlen( psz_str );
- if( i_field_length != 0 )
- {
- p_channel->psz_input_source = malloc( i_field_length + 1 );
- if( p_channel->psz_input_source == NULL )
- {
- intf_ErrMsg("error: %s\n", strerror( ENOMEM ));
- i_field = -1;
- }
- else
- {
- strcpy( p_channel->psz_input_source, psz_str );
- }
- }
- break;
- case 4: /* input port */
- p_channel->i_input_port = strtol( psz_str, &psz_end, 0);
- if( (*psz_str == '\0') || (*psz_end != '\0') )
- {
- i_field = -1;
- }
- break;
- case 5: /* input vlan */
- p_channel->i_channel = strtol( psz_str, &psz_end, 0);
- if( (*psz_str == '\0') || (*psz_end != '\0') )
- {
- i_field = -1;
- }
- break;
- /* ... following fields are ignored */
- }
-
- /* Set new beginning of field */
- psz_str = psz_index + 1;
- }
- }
-
- /* At least the first three fields must be parsed sucessfully for function
- * success. Other parsing errors are returned using i_field = -1. */
- if( i_field < 3 )
- {
- /* Function fails. Free allocated strings */
- if( p_channel->psz_description != NULL )
- {
- free( p_channel->psz_description );
- }
- if( p_channel->psz_input_source != NULL )
- {
- free( p_channel->psz_input_source );
- }
- return( 1 );
- }
-
- /* Return success */
- return( 0 );