按源保护 PythonPlugin INI 节解析边界

This commit is contained in:
cnc
2026-06-06 05:56:10 +08:00
parent ba2d680500
commit e320d6d420
4 changed files with 56 additions and 2 deletions

View File

@@ -119,6 +119,8 @@ grep -F 'status = PLUGIN_EXCEPTION_DURING_PATH_APPEND;' \
grep -F 'int IniFile::tildeExpand(const std::string &path, std::string &result)' \
"$linuxcnc_root/src/emc/ini/inifile.cc" >/dev/null
grep -F "if(!home)" "$linuxcnc_root/src/emc/ini/inifile.cc" >/dev/null
grep -F 'IniFile::trim(sect);' "$linuxcnc_root/src/emc/ini/inifile.cc" >/dev/null
grep -F 'Section header has trailing content, ignored' "$linuxcnc_root/src/emc/ini/inifile.cc" >/dev/null
grep -F 'retval = bp::exec_file(cmd, main_namespace, main_namespace);' \
"$linuxcnc_root/src/emc/pythonplugin/python_plugin.cc" >/dev/null
grep -F 'retval = bp::exec(cmd, main_namespace, main_namespace);' \
@@ -347,6 +349,8 @@ for needle in [
"status = PLUGIN_BAD_PATH;",
"status = PLUGIN_INITTAB_FAILED;",
"failed to initialize built-in module",
"read_ini_section(text, section_name)",
"section_name = trim_ini_value(text.substr(1, close - 1));",
'check_python_path_entries(iniFilename,',
"PLUGIN_EXCEPTION_DURING_PATH_PREPEND",
"PLUGIN_EXCEPTION_DURING_PATH_APPEND",
@@ -369,6 +373,7 @@ for needle in [
if needle not in python_plugin_inittab_probe:
raise SystemExit(f"PythonPlugin inittab probe missing first-caller status assertion: {needle}")
for needle in [
"[ PYTHON ] ; section comment",
"PLUGIN_NO_SECTION",
"PLUGIN_BAD_INIFILE",
"PLUGIN_BAD_PATH",
@@ -457,6 +462,7 @@ for phrase in [
"first-caller `_inittab` `PLUGIN_INITTAB_FAILED` edge",
"preserve the `TOPLEVEL` missing-path `PLUGIN_BAD_PATH` edge",
"preserve `PATH_PREPEND` and `PATH_APPEND` tilde-expansion failure statuses",
"preserve LinuxCNC INI section-name trimming and trailing section-comment handling",
"LinuxCNC `rcs_print_error` split entry points",
"without native print routing",
"LinuxCNC userspace `rtapi_snprintf()` formatting",