mirror of
https://github.com/radareorg/radare2.git
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120 lines
2.8 KiB
C
120 lines
2.8 KiB
C
// Copyright (c) 2014-2017, The Lemon Man, All rights reserved. LGPLv3
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 3.0 of the License, or (at your option) any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library.
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#include <r_io.h>
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#include <r_lib.h>
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#include <r_socket.h>
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#include <r_util.h>
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#include <transport.h>
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#include <windbg.h>
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static bool __plugin_open(RIO *io, const char *file, bool many) {
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return (!strncmp (file, "windbg://", 9));
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}
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static RIODesc *__open(RIO *io, const char *file, int rw, int mode) {
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if (!__plugin_open (io, file, 0)) {
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return NULL;
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}
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if (!iob_select ("pipe")) {
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eprintf("Could not initialize the IO backend\n");
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return NULL;
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}
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void *io_ctx = iob_open (file + 9);
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if (!io_ctx) {
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eprintf ("Could not open the pipe\n");
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return NULL;
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}
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eprintf ("Opened pipe %s with fd %p\n", file + 9, io_ctx);
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WindCtx *ctx = windbg_ctx_new (io_ctx);
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if (!ctx) {
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eprintf ("Failed to initialize windbg context\n");
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return NULL;
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}
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return r_io_desc_new (io, &r_io_plugin_windbg, file, rw, mode, ctx);
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}
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static int __write(RIO *io, RIODesc *fd, const ut8 *buf, int count) {
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if (!fd) {
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return -1;
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}
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if (windbg_get_target (fd->data)) {
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ut64 va;
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if (!windbg_va_to_pa (fd->data, io->off, &va)) {
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return -1;
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}
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return windbg_write_at_phys (fd->data, buf, va, count);
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}
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return windbg_write_at (fd->data, buf, io->off, count);
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}
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static ut64 __lseek(RIO *io, RIODesc *fd, ut64 offset, int whence) {
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switch (whence) {
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case R_IO_SEEK_SET:
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return offset;
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case R_IO_SEEK_CUR:
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return io->off + offset;
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case R_IO_SEEK_END:
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return UT64_MAX;
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default:
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return offset;
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}
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}
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static int __read(RIO *io, RIODesc *fd, ut8 *buf, int count) {
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if (!fd) {
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return -1;
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}
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if (windbg_get_target (fd->data)) {
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ut64 va;
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if (!windbg_va_to_pa (fd->data, io->off, &va)) {
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return -1;
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}
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return windbg_read_at_phys (fd->data, buf, va, count);
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}
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return windbg_read_at (fd->data, buf, io->off, count);
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}
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static int __close(RIODesc *fd) {
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windbg_ctx_free (fd->data);
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return true;
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}
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RIOPlugin r_io_plugin_windbg = {
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.name = "windbg",
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.desc = "Attach to a KD debugger (windbg://socket)",
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.license = "LGPL3",
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.open = __open,
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.close = __close,
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.read = __read,
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.check = __plugin_open,
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.lseek = __lseek,
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.write = __write,
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.isdbg = true
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};
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#ifndef CORELIB
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R_API RLibStruct radare_plugin = {
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.type = R_LIB_TYPE_IO,
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.data = &r_io_plugin_windbg,
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.version = R2_VERSION
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};
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#endif
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