GIT_INLINE(bool) verify_dotgit_ntfs(git_repository *repo, const char *path, size_t len)
{
git_buf *reserved = git_repository__reserved_names_win32;
size_t reserved_len = git_repository__reserved_names_win32_len;
size_t start = 0, i;
if (repo)
git_repository__reserved_names(&reserved, &reserved_len, repo, true);
for (i = 0; i < reserved_len; i++) {
git_buf *r = &reserved[i];
if (len >= r->size &&
strncasecmp(path, r->ptr, r->size) == 0) {
start = r->size;
break;
}
}
if (!start)
return true;
/* Reject paths like ".git\" */
if (path[start] == '\\')
return false;
/* Reject paths like '.git ' or '.git.' */
for (i = start; i < len; i++) {
if (path[i] != ' ' && path[i] != '.')
return true;
}
return false;
}
/* When looking at the short name for a submodule, we need to prevent
* people from overwriting the `.git` file in the submodule working
* directory itself. We don't want to look at the actual repository
* path, since it will be in the super's repository above us, and
* typically named with the name of our subrepository. Consequently,
* preventing access to the short name of the actual repository path
* would prevent us from creating files with the same name as the
* subrepo. (Eg, a submodule named "libgit2" could not contain a file
* named "libgit2", which would be unfortunate.)
*/
void test_repo_reservedname__submodule_pointer(void)
{
#ifdef GIT_WIN32
git_repository *super_repo, *sub_repo;
git_submodule *sub;
git_buf *sub_reserved;
size_t sub_reserved_len;
if (!cl_sandbox_supports_8dot3())
clar__skip();
super_repo = setup_fixture_submod2();
assert_submodule_exists(super_repo, "sm_unchanged");
cl_git_pass(git_submodule_lookup(&sub, super_repo, "sm_unchanged"));
cl_git_pass(git_submodule_open(&sub_repo, sub));
cl_assert(git_repository__reserved_names(&sub_reserved, &sub_reserved_len, sub_repo, true));
cl_assert_equal_i(2, sub_reserved_len);
cl_assert_equal_s(".git", sub_reserved[0].ptr);
cl_assert_equal_s("GIT~1", sub_reserved[1].ptr);
git_submodule_free(sub);
git_repository_free(sub_repo);
#endif
}
void test_repo_reservedname__includes_shortname_when_requested(void)
{
git_repository *repo;
git_buf *reserved;
size_t reserved_len;
repo = cl_git_sandbox_init("nasty");
cl_assert(git_repository__reserved_names(&reserved, &reserved_len, repo, true));
cl_assert_equal_i(2, reserved_len);
cl_assert_equal_s(".git", reserved[0].ptr);
cl_assert_equal_s("GIT~1", reserved[1].ptr);
}
void test_repo_reservedname__includes_shortname_on_win32(void)
{
git_repository *repo;
git_buf *reserved;
size_t reserved_len;
repo = cl_git_sandbox_init("nasty");
cl_assert(git_repository__reserved_names(&reserved, &reserved_len, repo, false));
#ifdef GIT_WIN32
cl_assert_equal_i(2, reserved_len);
cl_assert_equal_s(".git", reserved[0].ptr);
cl_assert_equal_s("GIT~1", reserved[1].ptr);
#else
cl_assert_equal_i(1, reserved_len);
cl_assert_equal_s(".git", reserved[0].ptr);
#endif
}
/* Ensures that custom shortnames are included: creates a GIT~1 so that the
* .git folder itself will have to be named GIT~2
*/
void test_repo_reservedname__custom_shortname_recognized(void)
{
#ifdef GIT_WIN32
git_repository *repo;
git_buf *reserved;
size_t reserved_len;
if (!cl_sandbox_supports_8dot3())
clar__skip();
repo = cl_git_sandbox_init("nasty");
cl_must_pass(p_rename("nasty/.git", "nasty/_temp"));
cl_git_write2file("nasty/git~1", "", 0, O_RDWR|O_CREAT, 0666);
cl_must_pass(p_rename("nasty/_temp", "nasty/.git"));
cl_assert(git_repository__reserved_names(&reserved, &reserved_len, repo, true));
cl_assert_equal_i(3, reserved_len);
cl_assert_equal_s(".git", reserved[0].ptr);
cl_assert_equal_s("GIT~1", reserved[1].ptr);
cl_assert_equal_s("GIT~2", reserved[2].ptr);
#endif
}