Clean up libelfin_wrap functions api

libelfin_wrap.h

@@ -17,18 +17,18 @@
 typedef struct {
     ssize_t line;
     const char *file;
-    uint64_t addr;
+    uintptr_t addr;
 } AddrInfo;
 
 typedef struct {
     const char *name;
-    uintptr_t addr;
-} Symbol;
+    AddrInfo *ai;
+} Func;
 
 typedef struct {
-    Symbol *items;
+    Func *items;
     size_t count, capacity;
-} Symbols;
+} Funcs;
 
 typedef void * PLibelfinBinding;
 
@@ -36,6 +36,7 @@ DEBUGUS_EXTERNC PLibelfinBinding libelfin_wrap_get_binding(int fd, uintptr_t loa
 DEBUGUS_EXTERNC void libelfin_wrap_free_binding(PLibelfinBinding pbind);
 DEBUGUS_EXTERNC AddrInfo *libelfin_wrap_info_from_rip(PLibelfinBinding pbind, uint64_t rip);
 DEBUGUS_EXTERNC void libelfin_wrap_free_info(AddrInfo *ai);
-DEBUGUS_EXTERNC void libelfin_wrap_get_syms(PLibelfinBinding *pbind, Symbols *syms);
+DEBUGUS_EXTERNC void libelfin_wrap_get_funcs(PLibelfinBinding pbind, Funcs *funcs);
+DEBUGUS_EXTERNC uintptr_t libelfin_wrap_func_addr(PLibelfinBinding pbind, Func *f);
 
 #endif // LIBELFIN_WRAP_H_