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executable file
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//
// WKWebPluginAnnotation.m
// Hybrid-framework
//
// Created by 王凯 on 2018/12/8.
// Copyright © 2018 王凯. All rights reserved.
//
#import "WKWebPluginAnnotation.h"
#import "WKWebViewEngine.h"
#include <mach-o/getsect.h>
#include <mach-o/loader.h>
#include <mach-o/dyld.h>
#include <dlfcn.h>
#import <objc/runtime.h>
#import <objc/message.h>
#include <mach-o/ldsyms.h>
@implementation WKWebPluginAnnotation
__weak WKWebViewEngine *_webViewEngine;
- (instancetype)initWithWebViewEngine:(WKWebViewEngine *)webViewEngine {
if (self = [super init]) {
_webViewEngine = webViewEngine;
}
return self;
}
- (void)getAllRegisterPluginName {
[self registedAnnotationModules];
}
- (void)registedAnnotationModules {
NSArray<NSString *>*services = [WKWebPluginAnnotation AnnotationModules];
for (NSString *pluginName in services) {
if (pluginName) {
[_webViewEngine.bridge setupPluginName:pluginName];
}
}
}
+ (NSArray<NSString *> *)AnnotationModules {
static NSArray<NSString *> *mods = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
mods = BHReadConfiguration(WKWebPlugins);
});
return mods;
}
static NSArray<NSString *>* BHReadConfiguration(char *section) {
NSMutableArray *configs = [NSMutableArray array];
Dl_info info;
dladdr(BHReadConfiguration, &info);
#ifndef __LP64__
const struct mach_header *mhp = (struct mach_header*)info.dli_fbase;
unsigned long size = 0;
uint32_t *memory = (uint32_t*)getsectiondata(mhp, "__DATA", section, & size);
#else /* defined(__LP64__) */
const struct mach_header_64 *mhp = (struct mach_header_64*)info.dli_fbase;
unsigned long size = 0;
uint64_t *memory = (uint64_t*)getsectiondata(mhp, "__DATA", section, & size);
#endif /* defined(__LP64__) */
for(int idx = 0; idx < size/sizeof(void*); ++idx){
char *string = (char*)memory[idx];
NSString *str = [NSString stringWithUTF8String:string];
if(!str)continue;
#ifdef DEBUG
NSLog(@"config = %@", str);
#endif
if(str) [configs addObject:str];
}
return configs;
}
@end