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ld.so: Expose some internal data for use by debugger

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This commit is contained in:
K. Lange 2021-09-24 00:13:04 +09:00
parent a697f1abf5
commit 59e0c80b3c
2 changed files with 12 additions and 0 deletions
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2
libc/dlfcn/dlfcn.c
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@ -26,3 +26,5 @@ int __cxa_atexit(void (*fn)(void *), void * arg, void *d) {
return 0;
}
void __ld_symbol_table(void) { }
void __ld_objects_table(void) { }

10
linker/linker.c
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@ -776,6 +776,14 @@ static char * argv_value(void) {
return _argv_value;
}
static uintptr_t dl_symbol_table_ptr_addr(void) {
return (uintptr_t)&dumb_symbol_table;
}
static uintptr_t dl_objects_table_ptr_addr(void) {
return (uintptr_t)&objects_map;
}
/* Exported methods (dlfcn) */
typedef struct {
char * name;
@ -787,6 +795,8 @@ ld_exports_t ld_builtin_exports[] = {
{"dlclose", dlclose_ld},
{"dlerror", dlerror_ld},
{"__get_argv", argv_value},
{"__ld_symbol_table", dl_symbol_table_ptr_addr},
{"__ld_objects_table", dl_objects_table_ptr_addr},
{NULL, NULL},
};