hu-27312-mypl” k call after wi-mypl” data-marli>
脚本,假如提, &meth
清楚整体pan class=”6hu-这儿找到了一个 n class=”hljs-pook.mode;= S % ! I L p span class=”hljs=”hljs-built_iloc.originalInvok/span> self
about the targe-number”>1 *, ..ockInvokNSSt G C f pljs-keyword”>vode>arm架3
NSMe J ~ m 2(closure, cif, ord”>struct2 N r 仅罗列了一部分 针。
(!strclass=”hljs-numbmber”>15
“hljs-number”>0n class=”hljs-k”6hu”>L 5 i h F传递进来的数据 ethod(cif, ret,说 C 函数rep_closure_locpl” data-mark=”>ffi_cif, “6hu-9160-mypl”ck本来的iu-23790-mypl" d>6 4 -
vo , 5 6 P>2;
}
输出成果 rk="6hu">7 C h m ffi_pre
这样当办法 00-mypl” data-mmypl” data-marklock 获取到block ffi_type **argTn class="hljs-ken information 1 K e i-mark="6hu">l 1Des[-06
fi_type_pointerocksizeof(k="6hu">9 q , ] = &ffi_ty R Y P N u 8 C C t28050-mypl" dathar
retur2
经过上面lan> JBlockLitern>; i ++) { [in>int32_t
span>到其arams">(id handkquote>
话不ilt_in">NSLog]">int
IMPself"6hu-6417-mypl"pan class="hljs& 1 L V 8 } ` 1立函数对应的参 k="6hu"># & ( x>s status = ffi/span>ke
ckHookModeBefor. I t i M V其间结构体data-mark="6hu""6hu-16884-mypl同结构的结构体
>@ F | x W # I ">b } M D h z G
sbrew inst
an class="hljs-ljs-number">2/an class="hljs-JBlockHookModeAu-11700-mypl" d>, value);
}
- R l ~ MfuncInv-3">b. libffi的 G * X n
odInvokeFunc(ff) {
ffi_cif *cs-number">15Block_l数的回来类型,< l urgum6hu">b z { ( y">int x,hljs-number">0<>;
}
NSUInspan>
);
invokeOrigin"hljs-keyword">ypeEncoding(metass="hljs-keywo"hljs-keyword">word">case指针目NSUg = method_getTan class="hljs-dInvoke);
及传入 sure *closure =k="6hu">2 ] ! Bcode>JBlockLite过ffi_pre
; i <invoke;
(ffi_ethod_getImplemhu-29346-mypl" rd">chars objc copyablen class="hljs-ck method
U 4 b & ? e JBlockHook *)NSMethodSignatut; argumentsNum(cif, ret, argsan>进行绑定。获取到对应的参 >0
laceMeth_descriptor_1,意味着这个进 n>reak;
self.ori. W x Pla-mark="6hu">g keyword">void (status != Fx | Cp_cif创 span>方iOS的
[n>(ffi_closure)hu-25640-mypl" ass="6hu-16646-"6hu">t e W C oding:(
ar@"ffi_prepid
% al {
(ffi_cif>
j class="6hu-274="6hu-25164-myp/span> *, ...);回调函数B">! H Y u x v LinvokeHandleB3
,sizn> **args, ljs objc copyab到模板ents td">void 获取到对应的
引用一段wikiass="hljs-keywoi>
回来值类 class="6hu-2739-mark="6hu">% ^(说了lc(void
咱们知 rk="6hu">g 2 C /span>据、函数 an>MP指 pyable">
<-built_in">N class="hljs-lit%mode<,然后获取到它 pan> *invoke)
void6hu-14688-mypl"ocation
E K & [d"hljs-number">3]keyword">const
}
" data-mark="6h应的头文件也添 eBlock(handleBle>method/p>
struct
"6hu">} _ G = 0an> 4 b m : methd_func、6hu-8662-mypl" pan> JBlockHookss="6hu-26270-m(5
B_cif//2.
>nil;
}
l" data-mark="6kquote>
笔者n class="hljs-non)
;
re)) {
class="hljs-bupan>;
+ ? D ZT将block转化为对js-function">j A H j code>办法将-1的参数中前两 class="hljs-str { P [ 详span>,是从
sizeofmypl" data-mark] = &ffi_ty"hljs-keyword">pre>
这儿仅 中去Y E O 5 9 d<6hu">X j H 02an class="hljs-ode
的值 >} 4 s 5 B 7nTypspan>(*)(st" data-mark="6h-8190-mypl" dat }_type -built_in">NSMeffi_type *retu">break;eyword">caseNSLogunc1额定的操作了。
opyable">ffi_pre指针,函数参数 A x y x x A . *) * (argumentid)libff="hljs-number">n> (^block)(
IMP originalIMjs-keyword">sel们能 JOCDespan class="6huclass="hljs-keylass="6hu-20384+ } b完 7 8 4 6 _ # ) k,就会进入到libspan class="hlj