io_fd.c File Reference

#include <rz_io.h>

Go to the source code of this file.

Functions
RZ_API int	rz_io_fd_open (RzIO *io, const char *uri, int flags, int mode)
RZ_API bool	rz_io_fd_close (RzIO *io, int fd)
RZ_API int	rz_io_fd_read (RzIO *io, int fd, ut8 *buf, int len)
RZ_API int	rz_io_fd_write (RzIO *io, int fd, const ut8 *buf, int len)
RZ_API ut64	rz_io_fd_seek (RzIO *io, int fd, ut64 addr, int whence)
RZ_API ut64	rz_io_fd_size (RzIO *io, int fd)
RZ_API ut8 *	rz_io_fd_get_buf (RzIO *io, int fd, RZ_OUT RZ_NONNULL ut64 *size)
	Returns the underlying buffer of the file descriptor. More...
RZ_API bool	rz_io_fd_resize (RzIO *io, int fd, ut64 newsize)
RZ_API bool	rz_io_fd_is_blockdevice (RzIO *io, int fd)
RZ_API bool	rz_io_fd_is_chardevice (RzIO *io, int fd)
RZ_API int	rz_io_fd_read_at (RzIO *io, int fd, ut64 addr, ut8 *buf, int len)
RZ_API int	rz_io_fd_write_at (RzIO *io, int fd, ut64 addr, const ut8 *buf, int len)
RZ_API bool	rz_io_fd_is_dbg (RzIO *io, int fd)
RZ_API int	rz_io_fd_get_pid (RzIO *io, int fd)
RZ_API int	rz_io_fd_get_tid (RzIO *io, int fd)
RZ_API bool	rz_io_fd_get_base (RzIO *io, int fd, ut64 *base)
RZ_API const char *	rz_io_fd_get_name (RzIO *io, int fd)
RZ_API bool	rz_io_use_fd (RzIO *io, int fd)
RZ_API int	rz_io_fd_get_current (RzIO *io)
RZ_API int	rz_io_fd_get_next (RzIO *io, int fd)
RZ_API int	rz_io_fd_get_prev (RzIO *io, int fd)
RZ_API int	rz_io_fd_get_highest (RzIO *io)
RZ_API int	rz_io_fd_get_lowest (RzIO *io)

Function Documentation

rz_io_fd_close()

RZ_API bool rz_io_fd_close	(	RzIO *	io,
		int	fd
	)

Definition at line 11 of file io_fd.c.

                                             {
    return rz_io_desc_close(rz_io_desc_get(io, fd));
}

References fd, rz_io_desc_close(), and rz_io_desc_get().

Referenced by ds_free(), ds_init(), get_bin_info(), GetHeapGlobalsOffset(), rz_core_analysis_esil_init_mem(), rz_core_analysis_esil_init_mem_del(), rz_core_file_close_fd(), and rz_io_bind().

rz_io_fd_get_base()

RZ_API bool rz_io_fd_get_base	(	RzIO *	io,
		int	fd,
		ut64 *	base
	)

Definition at line 106 of file io_fd.c.

                                                            {
    rz_return_val_if_fail(io && io->files && base, false);
    RzIODesc *desc = rz_io_desc_get(io, fd);
    return rz_io_desc_get_base(desc, base);
}

References desc, fd, rz_io_t::files, rz_io_desc_get(), rz_io_desc_get_base(), and rz_return_val_if_fail.

rz_io_fd_get_buf()

RZ_API ut8* rz_io_fd_get_buf	(	RzIO *	io,
		int	fd,
		RZ_OUT RZ_NONNULL ut64 *	size
	)

Returns the underlying buffer of the file descriptor.

Parameters

[in]	io	The RzIO instance
[in]	fd	The file descriptor
[out]	size	Size of the buffer returned

Returns

The buffer or NULL if the file descriptor is invalid or the buffer is not available

Definition at line 53 of file io_fd.c.

                                                                             {
    rz_return_val_if_fail(io && size, NULL);
    return rz_io_desc_get_buf(rz_io_desc_get(io, fd), size);
}

References fd, NULL, rz_io_desc_get(), rz_io_desc_get_buf(), and rz_return_val_if_fail.

Referenced by rz_io_bind().

rz_io_fd_get_current()

RZ_API int rz_io_fd_get_current

(

RzIO *

io

)

Definition at line 135 of file io_fd.c.

                                          {
    rz_return_val_if_fail(io, -1);
    if (io->desc) {
        return io->desc->fd;
    }
    return -1;
}

References rz_io_t::desc, rz_io_desc_t::fd, and rz_return_val_if_fail.

Referenced by append_bound(), DEFINE_HANDLE_TS_FCN_AND_SYMBOL(), handle_tmp_desc(), prioritize_file(), rz_core_bin_set_arch_bits(), rz_core_cmd_foreach3(), rz_core_file_info_print(), rz_core_serve(), rz_io_bind(), rz_main_rizin(), rz_main_rz_bin(), rz_open_binary_add_handler(), rz_open_binary_file_handler(), rz_open_maps_all_fd_handler(), rz_open_maps_map_fd_handler(), rz_open_prioritize_next_handler(), rz_open_prioritize_next_rotate_handler(), and rz_open_prioritize_prev_handler().

rz_io_fd_get_highest()

RZ_API int rz_io_fd_get_highest

(

RzIO *

io

)

Definition at line 161 of file io_fd.c.

                                          {
    rz_return_val_if_fail(io, -1);
    int fd = -1;
    if (!rz_id_storage_get_highest(io->files, (ut32 *)&fd)) {
        return -1;
    }
    return fd;
}

References fd, rz_io_t::files, rz_id_storage_get_highest(), and rz_return_val_if_fail.

Referenced by rz_io_desc_get_highest().

rz_io_fd_get_lowest()

RZ_API int rz_io_fd_get_lowest

(

RzIO *

io

)

Definition at line 170 of file io_fd.c.

                                         {
    rz_return_val_if_fail(io, -1);
    int fd = -1;
    if (!rz_id_storage_get_lowest(io->files, (ut32 *)&fd)) {
        return -1;
    }
    return fd;
}

References fd, rz_io_t::files, rz_id_storage_get_lowest(), and rz_return_val_if_fail.

Referenced by rz_io_desc_get_lowest(), and rz_open_prioritize_next_rotate_handler().

rz_io_fd_get_name()

RZ_API const char* rz_io_fd_get_name	(	RzIO *	io,
		int	fd
	)

Definition at line 112 of file io_fd.c.

                                                       {
    rz_return_val_if_fail(io && io->files, NULL);
    RzIODesc *desc = rz_io_desc_get(io, fd);
    return desc ? desc->name : NULL;
}

References desc, fd, rz_io_t::files, NULL, rz_io_desc_get(), and rz_return_val_if_fail.

Referenced by rz_io_bind().

rz_io_fd_get_next()

RZ_API int rz_io_fd_get_next	(	RzIO *	io,
		int	fd
	)

Definition at line 143 of file io_fd.c.

                                               {
    rz_return_val_if_fail(io, -1);
    int ret = fd;
    if (!rz_id_storage_get_next(io->files, (ut32 *)&ret)) {
        return -1;
    }
    return ret;
}

References fd, rz_io_t::files, rz_id_storage_get_next(), and rz_return_val_if_fail.

Referenced by rz_io_desc_get_next(), rz_open_prioritize_next_handler(), and rz_open_prioritize_next_rotate_handler().

rz_io_fd_get_pid()

RZ_API int rz_io_fd_get_pid	(	RzIO *	io,
		int	fd
	)

Definition at line 92 of file io_fd.c.

                                              {
    if (!io || !io->files) {
        return -2;
    }
    RzIODesc *desc = rz_io_desc_get(io, fd);
    return rz_io_desc_get_pid(desc);
}

References desc, fd, rz_io_t::files, rz_io_desc_get(), and rz_io_desc_get_pid().

Referenced by cb_cfgdebug(), cmd_debug_pid(), core_file_do_load_for_debug(), rz_core_debug_attach(), and rz_core_file_reopen().

rz_io_fd_get_prev()

RZ_API int rz_io_fd_get_prev	(	RzIO *	io,
		int	fd
	)

Definition at line 152 of file io_fd.c.

                                               {
    rz_return_val_if_fail(io, -1);
    int ret = fd;
    if (!rz_id_storage_get_prev(io->files, (ut32 *)&ret)) {
        return -1;
    }
    return ret;
}

References fd, rz_io_t::files, rz_id_storage_get_prev(), and rz_return_val_if_fail.

Referenced by rz_io_desc_get_prev(), and rz_open_prioritize_prev_handler().

rz_io_fd_get_tid()

RZ_API int rz_io_fd_get_tid	(	RzIO *	io,
		int	fd
	)

Definition at line 100 of file io_fd.c.

                                              {
    rz_return_val_if_fail(io && io->files, -2);
    RzIODesc *desc = rz_io_desc_get(io, fd);
    return rz_io_desc_get_tid(desc);
}

References desc, fd, rz_io_t::files, rz_io_desc_get(), rz_io_desc_get_tid(), and rz_return_val_if_fail.

Referenced by cb_cfgdebug(), cmd_debug_pid(), core_file_do_load_for_debug(), and rz_core_file_reopen().

rz_io_fd_is_blockdevice()

RZ_API bool rz_io_fd_is_blockdevice	(	RzIO *	io,
		int	fd
	)

Definition at line 62 of file io_fd.c.

                                                      {
    return rz_io_desc_is_blockdevice(rz_io_desc_get(io, fd));
}

References fd, rz_io_desc_get(), and rz_io_desc_is_blockdevice().

rz_io_fd_is_chardevice()

RZ_API bool rz_io_fd_is_chardevice	(	RzIO *	io,
		int	fd
	)

Definition at line 66 of file io_fd.c.

                                                     {
    return rz_io_desc_is_chardevice(rz_io_desc_get(io, fd));
}

References fd, rz_io_desc_get(), and rz_io_desc_is_chardevice().

rz_io_fd_is_dbg()

RZ_API bool rz_io_fd_is_dbg	(	RzIO *	io,
		int	fd
	)

Definition at line 86 of file io_fd.c.

                                              {
    rz_return_val_if_fail(io && io->files, false);
    RzIODesc *desc = rz_io_desc_get(io, fd);
    return desc ? rz_io_desc_is_dbg(desc) : false;
}

References desc, fd, rz_io_t::files, rz_io_desc_get(), rz_io_desc_is_dbg(), and rz_return_val_if_fail.

Referenced by rz_io_bind().

rz_io_fd_open()

RZ_API int rz_io_fd_open	(	RzIO *	io,
		const char *	uri,
		int	flags,
		int	mode
	)

Definition at line 6 of file io_fd.c.

                                                                         {
    RzIODesc *desc = rz_io_desc_open(io, uri, flags, mode);
    return desc ? desc->fd : -1;
}

References desc, flags, and rz_io_desc_open().

Referenced by ds_init(), get_bin_info(), GetHeapGlobalsOffset(), rz_core_analysis_esil_init_mem(), and rz_io_bind().

rz_io_fd_read()

RZ_API int rz_io_fd_read	(	RzIO *	io,
		int	fd,
		ut8 *	buf,
		int	len
	)

Definition at line 16 of file io_fd.c.

                                                              {
    rz_return_val_if_fail(io && buf, -1);
    if (len < 0) {
        return -1;
    }
    RzIODesc *desc = rz_io_desc_get(io, fd);
    return desc ? rz_io_desc_read(desc, buf, len) : -1;
}

References desc, fd, len, rz_io_desc_get(), rz_io_desc_read(), and rz_return_val_if_fail.

Referenced by rz_io_bind().

rz_io_fd_read_at()

RZ_API int rz_io_fd_read_at	(	RzIO *	io,
		int	fd,
		ut64	addr,
		ut8 *	buf,
		int	len
	)

Definition at line 71 of file io_fd.c.

                                                                            {
    RzIODesc *desc;
    if (!io || !buf || (len < 1) || !(desc = rz_io_desc_get(io, fd))) {
        return 0;
    }
    return rz_io_desc_read_at(desc, addr, buf, len);
}

References addr, desc, fd, len, rz_io_desc_get(), and rz_io_desc_read_at().

Referenced by fd_read_at_wrap(), and rz_io_bind().

rz_io_fd_resize()

RZ_API bool rz_io_fd_resize	(	RzIO *	io,
		int	fd,
		ut64	newsize
	)

Definition at line 58 of file io_fd.c.

                                                            {
    return rz_io_desc_resize(rz_io_desc_get(io, fd), newsize);
}

References fd, rz_io_desc_get(), and rz_io_desc_resize().

Referenced by rz_io_bind().

rz_io_fd_seek()

RZ_API ut64 rz_io_fd_seek	(	RzIO *	io,
		int	fd,
		ut64	addr,
		int	whence
	)

Definition at line 35 of file io_fd.c.

                                                                   {
    if (!io) {
        return (ut64)-2;
    }
    return rz_io_desc_seek(rz_io_desc_get(io, fd), addr, whence);
}

References addr, fd, rz_io_desc_get(), rz_io_desc_seek(), and ut64().

Referenced by rz_io_bind().

rz_io_fd_size()

RZ_API ut64 rz_io_fd_size	(	RzIO *	io,
		int	fd
	)

Definition at line 42 of file io_fd.c.

                                            {
    return rz_io_desc_size(rz_io_desc_get(io, fd));
}

References fd, rz_io_desc_get(), and rz_io_desc_size().

Referenced by cmd_print_bars(), file_resize(), get_bin_info(), GetHeapGlobalsOffset(), isValidAddress(), num_callback(), resize_helper(), rz_core_get_boundaries_prot(), rz_core_serve(), rz_io_bind(), rz_io_resize(), rz_main_rizin(), rz_open_maps_map_handler(), rz_resize_handler(), rz_resize_human_handler(), rz_seek_end_handler(), and system_exec().

rz_io_fd_write()

RZ_API int rz_io_fd_write	(	RzIO *	io,
		int	fd,
		const ut8 *	buf,
		int	len
	)

Definition at line 26 of file io_fd.c.

                                                                     {
    rz_return_val_if_fail(io && buf, -1);
    if (len < 0) {
        return -1;
    }
    RzIODesc *desc = rz_io_desc_get(io, fd);
    return desc ? rz_io_desc_write(desc, buf, len) : -1;
}

References desc, fd, len, rz_io_desc_get(), rz_io_desc_write(), and rz_return_val_if_fail.

Referenced by rz_io_bind().

rz_io_fd_write_at()

RZ_API int rz_io_fd_write_at	(	RzIO *	io,
		int	fd,
		ut64	addr,
		const ut8 *	buf,
		int	len
	)

Definition at line 80 of file io_fd.c.

                                                                                   {
    rz_return_val_if_fail(io && buf, false);
    RzIODesc *desc = rz_io_desc_get(io, fd);
    return desc ? rz_io_desc_write_at(desc, addr, buf, len) : -1;
}

References addr, desc, fd, len, rz_io_desc_get(), rz_io_desc_write_at(), and rz_return_val_if_fail.

Referenced by fd_write_at_wrap(), and rz_io_bind().

rz_io_use_fd()

RZ_API bool rz_io_use_fd	(	RzIO *	io,
		int	fd
	)

Definition at line 118 of file io_fd.c.

                                           {
    rz_return_val_if_fail(io, false);
    if (!io->desc) {
        io->desc = rz_io_desc_get(io, fd);
        return io->desc != NULL;
    }
    if (io->desc->fd != fd) {
        RzIODesc *desc;
        // update io->desc if fd is not the same
        if (!(desc = rz_io_desc_get(io, fd))) {
            return false;
        }
        io->desc = desc;
    }
    return true;
}

References desc, rz_io_t::desc, fd, rz_io_desc_t::fd, NULL, rz_io_desc_get(), and rz_return_val_if_fail.

Referenced by core_file_do_load_for_io_plugin(), DEFINE_HANDLE_TS_FCN_AND_SYMBOL(), handle_tmp_desc(), map_multi_dex(), perform_mapped_file_yank(), prioritize_file(), rz_core_analysis_search(), rz_core_bin_load(), rz_core_bin_raise(), rz_core_binfiles_delete(), rz_core_cmd_subst_i(), rz_core_file_bin_raise(), rz_core_file_open(), rz_core_file_reopen(), rz_core_file_set_by_fd(), rz_core_shift_block(), rz_io_bind(), rz_open_binary_file_handler(), rz_open_use_handler(), and rz_write_from_file_handler().