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Purpose of Base Address? - Software Engineering Stack Exchange
The base address is used to make the other addresses relative- so if you have a vtable, you load the address 0x1000FF00, say. Then, when the dynamic linker rebases the executable because there was already something there, it knows how to modify this address to …
ARM - Understanding a "base address" when reversing firmware
2022年3月19日 · This can be called base address, load address, or image base. For firmware which is usually optimized to run from flash or other kind of ROM, the fixed address means it can use hardcoded (fixed at compile or link time) addresses to refer to other parts of code or data such as string constants.
Base address and offsets - Reverse Engineering Stack Exchange
OFFSET 0 01DE15B4 OFFSET 14 01DE15D0 OFFSET 378 BASE ADDRESS> 01DE8058 and the person said, that. After finding the static base address we don't need the other addresses (leading to the base address) just the offsets. so according to him this would be enough: OFFSET 0 OFFSET 14 OFFSET 378 BASE ADDRESS> 01DE8058
Find base address and memory size of program debugged in gdb
2018年10月11日 · I want to find out the base address and the imagesize of the program being debugged in gdb. As in, where it got loaded in memory. For shared libraries I can do "info sharedlibrary" and I get very nice output like so: 0x00007ffff7dd5f10 0x00007ffff7df4b20 Yes /lib64/ld-linux-x86-64.so.2
How to get imge base of current setting through script in IDA pro?
2015年3月18日 · As a beginner I'm trying to disassemble a file with IDA Pro 6.5. I know that the image base can be find in IDA Pro manu Edit -> Segment -> Rebase program. Now, I want to get the image base of current setting through IDC or IDAPython. Are there anyone to tell me how to write script? Thanks in advance.
What factors affect the base address of a shared object?
2023年7月1日 · An executable or shared object file's base address is calculated during execution from three values: the memory load address, the maximum page size, and the lowest virtual address of a program's loadable segment
How to get instructions at her address? - Reverse Engineering …
2022年7月12日 · Get the configured base address here: menu Window-> Memory map-> house icon (Set Image Base). That is the base address you need to substract from the address shown in Ghidra. Afterwards add the base address you got by Frida at run-time e.g. Module.findBaseAddress("main.exe"); –
memory - Understanding physical address - Software Engineering …
2016年9月27日 · The bus addresses for peripherals are set up to map onto the peripheral bus address range starting at 0x7E000000. Thus a peripheral advertised here at bus address 0x7Ennnnnn is available at physical address 0x20nnnnnn. So the BCM2708_PERI_BASE macro contains the physical adress value at which the peripheral registers start.
disassembly - Is there a method for "guessing" the addresses for ...
2017年10月24日 · Load the binary at a not too small base address, like 0x10000000. Identify as many functions and strings as possible. you may get lucky starting with only the strings, that is usually less work. create a list of all constant values, immediates, and dword (assuming a …
How does the Base Address Registers (BARs) in a PCI card work?
2017年10月9日 · After allocating appropriate address space, it writes that real value to the BAR (replacing the prior written -1). The BAR is now properly configured. NB: The operating system allocates address space , not actual memory : it is as if the memory for the communication area is being supplied by the device, and that the processor can address it ...