2b4a65b668
Fixes #14640.
46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#include "alloc-util.h"
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#include "bus-dump.h"
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#include "bus-message.h"
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#include "env-util.h"
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#include "fd-util.h"
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#include "fileio.h"
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#include "fuzz.h"
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int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
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_cleanup_free_ char *out = NULL; /* out should be freed after g */
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size_t out_size;
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_cleanup_fclose_ FILE *g = NULL;
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_cleanup_(sd_bus_unrefp) sd_bus *bus = NULL;
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_cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
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_cleanup_free_ void *buffer = NULL;
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int r;
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/* We don't want to fill the logs with messages about parse errors.
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* Disable most logging if not running standalone */
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if (!getenv("SYSTEMD_LOG_LEVEL"))
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log_set_max_level(LOG_CRIT);
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r = sd_bus_new(&bus);
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assert_se(r >= 0);
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assert_se(buffer = memdup(data, size));
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r = bus_message_from_malloc(bus, buffer, size, NULL, 0, NULL, &m);
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if (r == -EBADMSG)
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return 0;
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assert_se(r >= 0);
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TAKE_PTR(buffer);
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if (getenv_bool("SYSTEMD_FUZZ_OUTPUT") <= 0)
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assert_se(g = open_memstream_unlocked(&out, &out_size));
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sd_bus_message_dump(m, g ?: stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER);
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r = sd_bus_message_rewind(m, true);
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assert_se(r >= 0);
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return 0;
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}
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