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LibC+LibELF: Implement dladdr()

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This implements the dladdr() function which lets the caller look up
the symbol name, symbol address as well as library name and library
base address for an arbitrary address.
This commit is contained in:
Gunnar Beutner 2021-06-06 17:40:11 +02:00 • committed by Andreas Kling
parent f82aa87d14
commit 89a38b72b7
5 changed files with 73 additions and 0 deletions
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8
Userland/Libraries/LibDl/dlfcn.h
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@ -16,9 +16,17 @@ __BEGIN_DECLS
#define RTLD_GLOBAL 8
#define RTLD_LOCAL 16
typedef struct __Dl_info {
const char* dli_fname;
void* dli_fbase;
const char* dli_sname;
void* dli_saddr;
} Dl_info;
int dlclose(void*);
char* dlerror();
void* dlopen(const char*, int);
void* dlsym(void*, const char*);
int dladdr(void*, Dl_info*);
__END_DECLS