vl_dynlib.h File Reference

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Enumerations
enum	vl_dynlib_result { VL_DYNLIB_SUCCESS = 0 , VL_DYNLIB_ERROR_OPEN , VL_DYNLIB_ERROR_SYMBOL , VL_DYNLIB_ERROR_INVALID_HANDLE }

Functions
vl_dynlib_result	vlLibraryOpen (const char *name, vl_dynlib *lib)
	Opens a dynamic library.
vl_dynlib_result	vlLibraryClose (vl_dynlib *lib)
	Closes a dynamic library.
vl_dynlib_result	vlLibraryProc (vl_dynlib lib, const char *name, void **proc)
	Gets a procedure address from a dynamic library.
const char *	vlLibraryError (void)
	Gets the last error message from dynamic loading operations.

Enumeration Type Documentation

vl_dynlib_result

enum vl_dynlib_result

Enumerator
VL_DYNLIB_SUCCESS
VL_DYNLIB_ERROR_OPEN
VL_DYNLIB_ERROR_SYMBOL
VL_DYNLIB_ERROR_INVALID_HANDLE

Function Documentation

vlLibraryClose()

vl_dynlib_result vlLibraryClose

(

vl_dynlib *

lib

)

Closes a dynamic library.

Parameters

[in,out]

lib

Pointer to the library handle (will be set to NULL after closing)

Returns

Result code indicating success or failure

vlLibraryError()

const char * vlLibraryError

(

void

)

Gets the last error message from dynamic loading operations.

Returns

Error message string or NULL if no error

vlLibraryOpen()

vl_dynlib_result vlLibraryOpen	(	const char *	name,
		vl_dynlib *	lib
	)

Opens a dynamic library.

Parameters

	name	Path to the library
[out]	lib	Pointer to store the library handle

Returns

Result code indicating success or failure

vlLibraryProc()

vl_dynlib_result vlLibraryProc	(	vl_dynlib	lib,
		const char *	name,
		void **	proc
	)

Gets a procedure address from a dynamic library.

Parameters

	lib	Pointer to the library handle
	name	Name of the procedure to look up
[out]	proc	Pointer to store the procedure address

Returns

Result code indicating success or failure