diff options
author | Jari Vetoniemi <mailroxas@gmail.com> | 2018-10-21 16:23:23 +0300 |
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committer | Jari Vetoniemi <mailroxas@gmail.com> | 2018-10-21 16:23:23 +0300 |
commit | 75f9922f6d3c1e5bbbe7b90ca170392cc0f5efbc (patch) | |
tree | d79e445e87ae9a55e146c6c3b46fef6f238d23e7 /src/mem/io-stream.h | |
parent | d81411896f140981400e4fbf4aafacdbabad96cd (diff) |
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.
Diffstat (limited to 'src/mem/io-stream.h')
-rw-r--r-- | src/mem/io-stream.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/mem/io-stream.h b/src/mem/io-stream.h new file mode 100644 index 0000000..ba3b620 --- /dev/null +++ b/src/mem/io-stream.h @@ -0,0 +1,27 @@ +#pragma once + +#include <stddef.h> + +struct mem_io; + +struct mem_io_istream { + size_t (*read)(const struct mem_io_istream *stream, void *ptr, const size_t size); + void *backing; +}; + +struct mem_io_istream +mem_io_istream_from_file(FILE *file); + +size_t +mem_io_write_from_stream(const struct mem_io *io, const struct mem_io_istream *stream, const size_t offset, const size_t size); + +struct mem_io_ostream { + size_t (*write)(const struct mem_io_ostream *stream, const void *ptr, const size_t size); + void *backing; +}; + +struct mem_io_ostream +mem_io_ostream_from_file(FILE *file); + +size_t +mem_io_read_to_stream(const struct mem_io *io, const struct mem_io_ostream *stream, const size_t offset, const size_t size); |