Difference between revisions of "Truxton file length"
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(Created page with "This tells you the size of the opened file in bytes. =Syntax= <syntaxhighlight lang="C"> int64_t truxton_file_length( uint64_t file_handle ) </syntaxhighlight> =Parameters= =...") |
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==<code>file_handle</code>== | ==<code>file_handle</code>== | ||
| − | The handle created by the [[truxton_file_open_id]] | + | The handle created by the [[truxton_file_open_id]] or [[truxton_file_open_md5]] call. |
=Return value= | =Return value= | ||
Revision as of 09:06, 6 June 2020
This tells you the size of the opened file in bytes.
Syntax
int64_t truxton_file_length( uint64_t file_handle )
Parameters
file_handle
The handle created by the truxton_file_open_id or truxton_file_open_md5 call.
Return value
The length of the file in bytes.
Sample
int does_file_have_deep_philosophical_meaning(uint64_t truxton)
{
uint64_t file = truxton_file_open_id(truxton, "5ed3aeb7-3da4-5f5c-8c8f-af5200000000");
if ( file != 0 )
{
return(0);
}
int return_value = 0;
if ( truxton_file_length( file ) > 42 )
{
truxton_file_seek(file, 42, 0 );
if ( truxton_file_tell( file ) == 42 )
{
return_value = 1;
}
}
truxton_file_free(file);
return( return_value );
}