Difference between revisions of "Truxton file get media id"
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(Created page with "This tells you the offset into the opened file where the next read will take place. =Syntax= <syntaxhighlight lang="C"> void truxton_file_get_id( uint64_t file_handle, char *...") |
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| − | This | + | This retrieves the [https://en.wikipedia.org/wiki/Universally_unique_identifier GUID] of the media this file belongs to. |
| + | It corresponds to the <code>MediaID</code> column of the <code>File</code> table. | ||
=Syntax= | =Syntax= | ||
<syntaxhighlight lang="C"> | <syntaxhighlight lang="C"> | ||
| − | void | + | void truxton_file_get_media_id( uint64_t file_handle, char * destination_string, size_t max_size ) |
</syntaxhighlight> | </syntaxhighlight> | ||
Revision as of 06:59, 6 June 2020
This retrieves the GUID of the media this file belongs to.
It corresponds to the MediaID column of the File table.
Syntax
void truxton_file_get_media_id( uint64_t file_handle, char * destination_string, size_t max_size )
Parameters
file_handle
The handle created by the truxton_file_open_id of truxton_file_open_md5 call.
destination_string
The string to be written to.
max_size
The maximum number of characters that can be written to destination_string.
Sample
int print_id(uint64_t truxton)
{
uint64_t file = truxton_file_open_md5(truxton, "9ec8fb6095c35eff2b236863b7caaf10");
if ( file != 0 )
{
return(0);
}
char guid_string[ 40 ];
truxton_file_get_id( file, guid_string, sizeof(guid_string));
printf( "File ID is %s\n", guid_string);
}
