| #ifndef _LOCAL_H |
| #include <dlfcn.h> |
| |
| #define internal_function |
| |
| /* Internally used flag. */ |
| #define __RTLD_DLOPEN 0x80000000 |
| #define __RTLD_SPROF 0x40000000 |
| |
| /* Now define the internal interfaces. */ |
| extern void *__dlvsym (void *__handle, __const char *__name, |
| __const char *__version); |
| |
| extern void *__libc_dlopen (__const char *__name); |
| extern void *__libc_dlsym (void *__map, __const char *__name); |
| extern int __libc_dlclose (void *__map); |
| |
| /* Locate shared object containing the given address. */ |
| extern int _dl_addr (const void *address, Dl_info *info) |
| internal_function; |
| |
| /* Open the shared object NAME, relocate it, and run its initializer if it |
| hasn't already been run. MODE is as for `dlopen' (see <dlfcn.h>). If |
| the object is already opened, returns its existing map. */ |
| extern void *_dl_open (const char *name, int mode, const void *caller) |
| internal_function; |
| |
| /* Close an object previously opened by _dl_open. */ |
| extern void _dl_close (void *map) |
| internal_function; |
| |
| /* Look up NAME in shared object HANDLE (which may be RTLD_DEFAULT or |
| RTLD_NEXT). WHO is the calling function, for RTLD_NEXT. Returns |
| the symbol value, which may be NULL. */ |
| extern void *_dl_sym (void *handle, const char *name, void *who) |
| internal_function; |
| |
| /* Look up version VERSION of symbol NAME in shared object HANDLE |
| (which may be RTLD_DEFAULT or RTLD_NEXT). WHO is the calling |
| function, for RTLD_NEXT. Returns the symbol value, which may be |
| NULL. */ |
| extern void *_dl_vsym (void *handle, const char *name, const char *version, |
| void *who) |
| internal_function; |
| |
| /* Call OPERATE, catching errors from `dl_signal_error'. If there is no |
| error, *ERRSTRING is set to null. If there is an error, *ERRSTRING is |
| set to a string constructed from the strings passed to _dl_signal_error, |
| and the error code passed is the return value and *OBJNAME is set to |
| the object name which experienced the problems. ERRSTRING if nonzero |
| points to a malloc'ed string which the caller has to free after use. |
| ARGS is passed as argument to OPERATE. */ |
| extern int _dl_catch_error (const char **objname, const char **errstring, |
| void (*operate) (void *), |
| void *args) |
| internal_function; |
| |
| /* Helper function for <dlfcn.h> functions. Runs the OPERATE function via |
| _dl_catch_error. Returns zero for success, nonzero for failure; and |
| arranges for `dlerror' to return the error details. |
| ARGS is passed as argument to OPERATE. */ |
| extern int _dlerror_run (void (*operate) (void *), void *args) |
| internal_function; |
| |
| #endif |