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fuzz: add hand tester

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Khaïs COLIN 2025-04-30 17:30:16 +02:00
parent f0d7dcc752
commit 3a88cbbad4
3 changed files with 54 additions and 1 deletions
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1
.gitignore vendored
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@ -36,5 +36,6 @@ compile_commands.json
report.txt
zms_testeur
fuzz
fuzz_hand_tester
*CORPUS
crash-*

6
Makefile
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@ -4,7 +4,7 @@ DEBUG = -g -O1
# -fno-omit-frame-pointer is to prevent malloc stacktraces from being truncated,
# see "My malloc stacktraces are too short" here:
# https://github.com/google/sanitizers/wiki/AddressSanitizer
ASAN = -fsanitize=address -fno-omit-frame-pointer
ASAN = -fsanitize=address,undefined -fno-omit-frame-pointer
TSAN = -fsanitize=thread
UBSAN = -fsanitize=undefined
LDLIBS = \
@ -137,6 +137,10 @@ $(FUZZ): CFLAGS += -fsanitize=fuzzer,address,undefined
$(FUZZ): $(fuzz_objs) $(LIBFT)
$(CC) $(CFLAGS) -o $@ $(fuzz_objs) $(LINCLUDE) $(LDLIBS)
#fuzz_hand_tester: CFLAGS += $(ASAN)
fuzz_hand_tester: $(objs) src/fuzz_hand_tester.o $(LIBFT)
$(CC) $(CFLAGS) -o $@ src/fuzz_hand_tester.o $(objs) $(LINCLUDE) $(LDLIBS)
$(LIBFT): CFLAGS+=-DBUFFER_SIZE=1
$(LIBFT):
+$(MAKE) -C $(LIBFTDIR)

48
src/fuzz_hand_tester.c Normal file
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@ -0,0 +1,48 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* fuzz_hand_tester.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: kcolin <kcolin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/04/30 17:30:53 by kcolin #+# #+# */
/* Updated: 2025/04/30 17:36:33 by kcolin ### ########.fr */
/* */
/* ************************************************************************** */
#include "fcntl.h"
#include "minishell.h"
#include "parser/cmd/cmd_destroy.h"
#include "parser/cmd_parsing.h"
#include "unistd.h"
#include <stdint.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
int main(int argc, char *argv[]) {
t_minishell app;
bzero(&app, sizeof(t_minishell));
int null = open("/dev/null", O_RDONLY, 0);
if (argc != 2)
return (1);
FILE *in = fopen(argv[1], "rb");
fseek(in, 0, SEEK_END);
long fsize = ftell(in);
fseek(in, 0, SEEK_SET); /* same as rewind(f); */
char *line = malloc(fsize + 1);
fread(line, fsize, 1, in);
fclose(in);
line[fsize] = 0;
dup2(null, STDIN_FILENO);
close(null);
t_cmd *cmd = minishell_parse(&app, line);
cmd_destroy(cmd);
free(line);
return (0);
}