class

Fiddle::Handle

v2_2_9 - Show latest stable - Superclass: Object

The Fiddle::Handle is the manner to access the dynamic library

Example

Setup

libc_so = "/lib64/libc.so.6"
=> "/lib64/libc.so.6"
@handle = Fiddle::Handle.new(libc_so)
=> #<Fiddle::Handle:0x00000000d69ef8>

Setup, with flags

libc_so = "/lib64/libc.so.6"
=> "/lib64/libc.so.6"
@handle = Fiddle::Handle.new(libc_so, Fiddle::RTLD_LAZY | Fiddle::RTLD_GLOBAL)
=> #<Fiddle::Handle:0x00000000d69ef8>

See RTLD_LAZY and RTLD_GLOBAL

Addresses to symbols

strcpy_addr = @handle['strcpy']
=> 140062278451968

strcpy_addr = @handle.sym('strcpy')
=> 140062278451968

Constants

DEFAULT = Document-const

NEXT = Document-const

RTLD_GLOBAL = Document-const: RTLD_GLOBAL\n\nrtld Fiddle:

RTLD_LAZY = Document-const: RTLD_LAZY\n\nrtld Fiddle:

RTLD_NOW = Document-const: RTLD_NOW\n\nrtld Fiddle:

Files

ext/fiddle/closure.c