From 75f9922f6d3c1e5bbbe7b90ca170392cc0f5efbc Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Sun, 21 Oct 2018 16:23:23 +0300 Subject: Refactor io utils, add *-address-rw tools Namespace io_ stuff into mem_io_ to be less likely to collision with anything else. Add io-stream utility for working with streams instead of direct buffers. Add address-rw tools for simple memory read/write, where regions aren't needed. --- src/mem/io.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 src/mem/io.h (limited to 'src/mem/io.h') diff --git a/src/mem/io.h b/src/mem/io.h new file mode 100644 index 0000000..665b0cd --- /dev/null +++ b/src/mem/io.h @@ -0,0 +1,30 @@ +#pragma once + +#include +#include +#include // pid_t + +struct mem_io { + size_t (*read)(const struct mem_io *io, void *ptr, const size_t offset, const size_t size); + size_t (*write)(const struct mem_io *io, const void *ptr, const size_t offset, const size_t size); + void (*cleanup)(struct mem_io *io); + void *backing; + pid_t pid; +}; + +static inline void +mem_io_release(struct mem_io *io) +{ + if (io->cleanup) + io->cleanup(io); + *io = (struct mem_io){0}; +} + +void +mem_io_release(struct mem_io *io); + +bool +mem_io_uio_init(struct mem_io *io, const pid_t pid); + +bool +mem_io_ptrace_init(struct mem_io *io, const pid_t pid); -- cgit v1.2.3