67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
// SPDX-FileCopyrightText: 2015-2020 pancake <pancake@nopcode.org>
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// SPDX-FileCopyrightText: 2015-2020 rkx1209 <rkx1209dev@gmail.com>
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// SPDX-License-Identifier: LGPL-3.0-only
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#include <rz_debug.h>
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RZ_API void rz_debug_snap_free(RzDebugSnap *snap) {
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if (snap) {
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free(snap->name);
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free(snap->data);
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RZ_FREE(snap);
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}
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}
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RZ_API RzDebugSnap *rz_debug_snap_map(RzDebug *dbg, RzDebugMap *map) {
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rz_return_val_if_fail(dbg && map, NULL);
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if (map->size < 1) {
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eprintf("Invalid map size\n");
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return NULL;
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}
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RzDebugSnap *snap = RZ_NEW0(RzDebugSnap);
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if (!snap) {
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return NULL;
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}
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snap->name = rz_str_dup(map->name);
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snap->addr = map->addr;
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snap->addr_end = map->addr_end;
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snap->size = map->size;
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snap->perm = map->perm;
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snap->user = map->user;
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snap->shared = map->shared;
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snap->data = malloc(map->size);
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if (!snap->data) {
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rz_debug_snap_free(snap);
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return NULL;
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}
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eprintf("Reading %d byte(s) from 0x%08" PFMT64x "...\n", snap->size, snap->addr);
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dbg->iob.read_at(dbg->iob.io, snap->addr, snap->data, snap->size);
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return snap;
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}
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RZ_API bool rz_debug_snap_contains(RzDebugSnap *snap, ut64 addr) {
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return (snap->addr <= addr && addr >= snap->addr_end);
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}
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RZ_API ut8 *rz_debug_snap_get_hash(RzDebug *dbg, RzDebugSnap *snap, RzHashSize *size) {
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ut8 *digest = rz_hash_cfg_calculate_small_block(dbg->hash, "sha256", snap->data, snap->size, size);
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if (!digest) {
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return NULL;
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}
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return digest;
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}
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RZ_API bool rz_debug_snap_is_equal(RzDebug *dbg, RzDebugSnap *a, RzDebugSnap *b) {
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RzHashSize digest_size = 0;
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ut8 *a_dgst = rz_debug_snap_get_hash(dbg, a, &digest_size);
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ut8 *b_dgst = rz_debug_snap_get_hash(dbg, b, NULL);
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bool ret = a_dgst && b_dgst && !memcmp(a_dgst, b_dgst, digest_size);
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free(a_dgst);
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free(b_dgst);
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return ret;
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}
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