dlfcn.c File Reference

Dynamic linker subsystem. More...

Macros
#define	PTR_ROUND_UP(ptr, d)   ((void *)ROUND_UP((uintptr_t)(ptr), (d)))
	Macro to round up pointer.
#define	PTR_DECODE(base, ptr)   ((void*)(((uint8_t*)(base)) + (uintptr_t)(ptr)))
	Macro to add base to pointer.

Functions
void	__register_frame_info (void *ptr, void *object)
	Function to register exception frames.
void	__deregister_frame_info (void *ptr)
	Function to unregister exception frames.
void	__cxa_finalize (void *dso)
	Function to run atexit destructors for a module.
void	__dl_insert_module (dl_module_t *module)
	Insert module into module list.
void	__dl_remove_module (dl_module_t *module)
	Remove module from module list.
void *	dlopen (const char *filename, int mode)
	Open dynamic library.
void *	dlsym (void *handle, const char *symbol)
	Grab symbol from loaded dynamic library.
int	dlclose (void *handle)
	Close loaded dynamic library.
int	dladdr (const void *addr, Dl_info *info)
	Convert address to symbol.
char *	dlerror (void)
	Return last error that occurred in dynamic linker.

Variables
demangle_func	__dl_demangle_func
	Demangler function.
module_lookup_func	__dl_lookup_module
	Module resolver.
dl_module_t *	__dl_list_head
	Module list head.
dl_module_t *	__dl_list_tail
	Module list tail.
size_t	__dl_num_loaded_modules
	Number of loaded modules.

Detailed Description

Dynamic linker subsystem.