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0cb833b32c
Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/*
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Fuzz dcerpc_parse_binding
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Copyright (C) Catalyst IT 2020
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "librpc/gen_ndr/ndr_epmapper.h"
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#include "librpc/rpc/dcerpc.h"
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#include "fuzzing/fuzzing.h"
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#define MAX_LENGTH (1024 * 10)
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char buf[MAX_LENGTH + 1];
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int LLVMFuzzerTestOneInput(uint8_t *input, size_t len)
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{
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TALLOC_CTX *mem_ctx = NULL;
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struct dcerpc_binding *binding = NULL;
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struct dcerpc_binding *dup = NULL;
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struct epm_tower tower;
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NTSTATUS status;
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struct GUID guid;
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if (len > MAX_LENGTH) {
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return 0;
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}
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memcpy(buf, input, len);
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buf[len] = '\0';
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mem_ctx = talloc_new(NULL);
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status = dcerpc_parse_binding(mem_ctx, buf, &binding);
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if (! NT_STATUS_IS_OK(status)) {
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talloc_free(mem_ctx);
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return 0;
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}
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/* If the string parses, we try manipulating it a bit */
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dcerpc_binding_string(mem_ctx, binding);
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dcerpc_binding_get_abstract_syntax(binding);
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dup = dcerpc_binding_dup(mem_ctx, binding);
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status = dcerpc_binding_build_tower(mem_ctx,
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binding,
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&tower);
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if (NT_STATUS_IS_OK(status)) {
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status = dcerpc_binding_from_tower(mem_ctx,
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&tower,
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&dup);
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}
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guid = dcerpc_binding_get_object(binding);
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talloc_free(mem_ctx);
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return 0;
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}
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int LLVMFuzzerInitialize(int *argc, char ***argv)
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{
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return 0;
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}
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