Improved log when PltResolver don't find a symbol

Author: ptitSeb

src/elfs/elfloader.c

@@ -1919,8 +1919,9 @@ EXPORT void PltResolver64(x64emu_t* emu)
             GetGlobalSymbolStartEnd(local_maplib, symname, &offs, &end, h, version, vername, veropt, (void**)&elfsym);
     }
     if (!offs) {
-        printf_log(LOG_NONE, "Error: PltResolver: Symbol %s %s(%sver %d: %s%s%s) not found, cannot apply R_X86_64_JUMP_SLOT %p (%p) in %s (local_maplib=%p, global maplib=%p, deepbind=%d)\n", (bind==STB_LOCAL)?"Local":((bind==STB_WEAK)?"Weak":""), symname, veropt?"opt":"", version, symname, vername?"@":"", vername?vername:"", p, *(void**)p, h->name, local_maplib, my_context->maplib, deepbind);
+        printf_log(LOG_NONE, "Error: PltResolver: Symbol %s %s(%sver %d: %s%s%s) not found, cannot apply R_X86_64_JUMP_SLOT %p in %s (local_maplib=%p, global maplib=%p, deepbind=%d)\n", (bind==STB_LOCAL)?"Local":((bind==STB_WEAK)?"Weak":""), symname, veropt?"opt":"", version, symname, vername?"@":"", vername?vername:"", p, (h && h->name)?h->name:"???", local_maplib, my_context->maplib, deepbind);
         emu->quit = 1;
+        R_RIP = 0; //stop....
         return;
     } else {
         elfheader_t* sym_elf = FindElfSymbol(my_context, elfsym);

src/emu/x64int3.c

@@ -153,6 +153,7 @@ void x64Int3(x64emu_t* emu, uintptr_t* addr)
                 if(!s)
                     s = GetNativeName((void*)a);
                 if(a==(uintptr_t)PltResolver64) {
+                    post = 100;
                     if(BOX64ENV(rolling_log)) {
                         uintptr_t addr = *((uint64_t*)(R_RSP));
                         int slot = *((uint64_t*)(R_RSP+8));
@@ -410,7 +411,9 @@ void x64Int3(x64emu_t* emu, uintptr_t* addr)
                         uint8_t type = *(uint8_t*)(R_RAX);
                         snprintf(buff2, 64, "[type=%d]", type);
                     }
-                    break;
+                    case 100: 
+                        snprintf(buff2, 64, "[function: %p]", (void*)R_RIP);
+                        break;
                 }
                 if(perr==1 && (S_EAX)<0)
                     snprintf(buff3, 64, " (errno=%d:\"%s\")", e, strerror(e));