https://github.com/ypliang19/symdl

symdl is a simple little tool, its function is very similar to dlsym, with symdl, you can pass any global C function name string, so as to achieve the dynamic call of C function.
https://github.com/ypliang19/symdl

dlopen dlsym hotfix ios swift symdl

Last synced: 2 months ago
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symdl is a simple little tool, its function is very similar to dlsym, with symdl, you can pass any global C function name string, so as to achieve the dynamic call of C function.

• Host: GitHub
• URL: https://github.com/ypliang19/symdl
• Owner: YPLiang19
• License: mit
• Created: 2019-05-30T02:47:37.000Z (over 5 years ago)
• Default Branch: master
• Last Pushed: 2023-08-07T07:53:09.000Z (over 1 year ago)
• Last Synced: 2024-11-01T04:42:43.665Z (3 months ago)
• Topics: dlopen, dlsym, hotfix, ios, swift, symdl
• Language: C
• Homepage:
• Size: 389 KB
• Stars: 73
• Watchers: 2
• Forks: 13
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        

# symdl

symdl is a simple little tool, its function  is very similar to dlsym, with symdl, you can pass any global C function or global variable name string, so as to achieve the dynamic call of C function or access the global variable.

## Example

```

#import 

#import 

int MyIntGlobalVar = 10;

int main(){

    

    FILE *(*my_fopne)(char *, char*)  = symdl("fopen");

    FILE *fp =  my_fopne("your path","w+");

    //do something

    

    

    int *MyIntGlobalVarPtr = (int *)symdl("MyIntGlobalVar");

    printf("MyIntGlobalVar: %d\n", *MyIntGlobalVarPtr);

    

    return 0;

}

```

## Installation

### CocoaPods

1. Add `pod 'symdl'` to your Podfile.

2. Run `pod install` or `pod update`.

3. Import ``