From 037de004c68d704abf839eebe075c58c9603f8f3 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 20 May 2024 07:14:36 +0200 Subject: Adding upstream version 1:2.45.1. Signed-off-by: Daniel Baumann --- oss-fuzz/fuzz-config.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 oss-fuzz/fuzz-config.c (limited to 'oss-fuzz/fuzz-config.c') diff --git a/oss-fuzz/fuzz-config.c b/oss-fuzz/fuzz-config.c new file mode 100644 index 0000000..94027f5 --- /dev/null +++ b/oss-fuzz/fuzz-config.c @@ -0,0 +1,33 @@ +#include "git-compat-util.h" +#include "config.h" + +int LLVMFuzzerTestOneInput(const uint8_t *, size_t); +static int config_parser_callback(const char *, const char *, + const struct config_context *, void *); + +static int config_parser_callback(const char *key, const char *value, + const struct config_context *ctx UNUSED, + void *data UNUSED) +{ + /* + * Visit every byte of memory we are given to make sure the parser + * gave it to us appropriately. We need to unconditionally return 0, + * but we also want to prevent the strlen from being optimized away. + */ + size_t c = strlen(key); + + if (value) + c += strlen(value); + return c == SIZE_MAX; +} + +int LLVMFuzzerTestOneInput(const uint8_t *data, const size_t size) +{ + struct config_options config_opts = { 0 }; + + config_opts.error_action = CONFIG_ERROR_SILENT; + git_config_from_mem(config_parser_callback, CONFIG_ORIGIN_BLOB, + "fuzztest-config", (const char *)data, size, NULL, + CONFIG_SCOPE_UNKNOWN, &config_opts); + return 0; +} -- cgit v1.2.3