fix: add missing error checks for chdir

This commit is contained in:
ngn 2024-08-07 01:29:09 +03:00
parent 1219501aaa
commit 865141177a
5 changed files with 181 additions and 150 deletions

View File

@ -145,6 +145,9 @@ typedef enum lm_error {
LM_ERR_FileNotExist = 143,
LM_ERR_FileNotLink = 144,
LM_ERR_ArchiveSetFail = 145,
LM_ERR_ChdirFail = 146,
LM_ERR_ExtractRootChdirFail = 147,
LM_ERR_ExtractOldChdirFail = 148,
} lm_error_t;
typedef struct lm_error_desc {

View File

@ -8,7 +8,7 @@ msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2024-08-06 04:34+0300\n"
"POT-Creation-Date: 2024-08-07 01:28+0300\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
@ -617,3 +617,16 @@ msgstr ""
#: src/error.c:164
msgid "failed to set the package archive"
msgstr ""
#: src/error.c:165
#, c-format
msgid "failed change directory: %s"
msgstr ""
#: src/error.c:166
msgid "failed to change directory to root during extraction"
msgstr ""
#: src/error.c:167
msgid "failed to change directory back from root during extraction"
msgstr ""

View File

@ -107,7 +107,10 @@ bool __lm_ctx_extract_files(lm_ctx_t *ctx, lm_pkg_t *pkg, char *files, lm_ctx_in
goto end;
}
chdir(ctx->root);
if(chdir(ctx->root) < 0){
lm_error_set(LM_ERR_ExtractRootChdirFail);
goto end;
}
flags = ARCHIVE_EXTRACT_PERM;
flags |= ARCHIVE_EXTRACT_UNLINK;
@ -202,7 +205,10 @@ end:
}
if (NULL != oldpwd) {
chdir(oldpwd);
if(chdir(oldpwd) < 0){
lm_error_set(LM_ERR_ExtractOldChdirFail);
ret = false;
}
free(oldpwd);
}

View File

@ -87,7 +87,7 @@ void lm_error_set(lm_error_t code, ...) {
{.code = LM_ERR_DbSqlDeleteFail, .desc = _("failed to delete from the table in SQLite database") },
{.code = LM_ERR_DbSqlNotFound, .desc = _("failed to find entry in SQLite database") },
{.code = LM_ERR_PkgGPGFail, .desc = _("failed to init GPG for package verification") },
{.code = LM_ERR_PkgGPGSigFail, .desc = _("failed to import signature to GPG for package verification")},
{.code = LM_ERR_PkgGPGSigFail, .desc = _("failed to import signature to GPG for package verification") },
{.code = LM_ERR_PkgGPGArchiveFail, .desc = _("failed to import archive to GPG for package verification") },
{.code = LM_ERR_PkgSigNoMatch, .desc = _("package signature verification failed with zero matches") },
{.code = LM_ERR_PkgSigNoResult, .desc = _("package signature verification failed with zero results") },
@ -162,6 +162,9 @@ void lm_error_set(lm_error_t code, ...) {
{.code = LM_ERR_FileNotExist, .desc = _("file does not exist: %s") },
{.code = LM_ERR_FileNotLink, .desc = _("file is a symbolic link: %s") },
{.code = LM_ERR_ArchiveSetFail, .desc = _("failed to set the package archive") },
{.code = LM_ERR_ChdirFail, .desc = _("failed change directory: %s") },
{.code = LM_ERR_ExtractRootChdirFail, .desc = _("failed to change directory to root during extraction") },
{.code = LM_ERR_ExtractOldChdirFail, .desc = _("failed to change directory back from root during extraction")},
};
char *fmt = NULL;

View File

@ -154,7 +154,10 @@ bool extract_archive(char *dst, char *src) {
goto end;
}
chdir(dst);
if (chdir(dst) < 0) {
lm_error_set(LM_ERR_ChdirFail, dst);
goto end;
}
flags = ARCHIVE_EXTRACT_PERM;
flags |= ARCHIVE_EXTRACT_UNLINK;
@ -214,7 +217,10 @@ end:
}
if (NULL != oldpwd) {
chdir(oldpwd);
if (chdir(oldpwd) < 0) {
lm_error_set(LM_ERR_ChdirFail, oldpwd);
ret = false;
}
free(oldpwd);
}