mirror of
https://github.com/tmux/tmux.git
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84 lines
2.3 KiB
C
84 lines
2.3 KiB
C
/*
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* Copyright (c) 2026 David Korczynski <david@adalogics.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/*
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* Fuzz the tmux command parser (cmd_parse_from_buffer).
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*
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* This exercises:
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* - cmd-parse.y (yacc grammar, lexer, command building)
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* - cmd.c (command lookup and validation)
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* - arguments.c (argument parsing and flag handling)
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* - cmd-find.c (target resolution)
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* - options.c (option name lookups during parsing)
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*/
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#include <stddef.h>
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#include <string.h>
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#include "tmux.h"
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struct event_base *libevent;
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int
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LLVMFuzzerTestOneInput(const u_char *data, size_t size)
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{
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struct cmd_parse_input pi;
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struct cmd_parse_result *pr;
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if (size > 2048 || size == 0)
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return 0;
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memset(&pi, 0, sizeof pi);
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pi.flags = CMD_PARSE_QUIET;
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pr = cmd_parse_from_buffer(data, size, &pi);
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switch (pr->status) {
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case CMD_PARSE_SUCCESS:
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cmd_list_free(pr->cmdlist);
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break;
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case CMD_PARSE_ERROR:
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free(pr->error);
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break;
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default:
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break;
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}
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return 0;
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}
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int
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LLVMFuzzerInitialize(__unused int *argc, __unused char ***argv)
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{
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const struct options_table_entry *oe;
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global_environ = environ_create();
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global_options = options_create(NULL);
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global_s_options = options_create(NULL);
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global_w_options = options_create(NULL);
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for (oe = options_table; oe->name != NULL; oe++) {
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if (oe->scope & OPTIONS_TABLE_SERVER)
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options_default(global_options, oe);
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if (oe->scope & OPTIONS_TABLE_SESSION)
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options_default(global_s_options, oe);
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if (oe->scope & OPTIONS_TABLE_WINDOW)
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options_default(global_w_options, oe);
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}
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libevent = osdep_event_init();
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socket_path = xstrdup("dummy");
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return 0;
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}
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