/*
* Put a directory and filename together.
*/
const char *
gen_path (const char *directory, const char *filename, struct gc_arena *gc)
{
#if WIN32
const int CC_PATH_RESERVED = CC_LESS_THAN|CC_GREATER_THAN|CC_COLON|
CC_DOUBLE_QUOTE|CC_SLASH|CC_BACKSLASH|CC_PIPE|CC_QUESTION_MARK|CC_ASTERISK;
#else
const int CC_PATH_RESERVED = CC_SLASH;
#endif
const char *safe_filename = string_mod_const (filename, CC_PRINT, CC_PATH_RESERVED, '_', gc);
if (safe_filename
&& strcmp (safe_filename, ".")
&& strcmp (safe_filename, "..")
#ifdef WIN32
&& win_safe_filename (safe_filename)
#endif
)
{
const size_t outsize = strlen(safe_filename) + (directory ? strlen (directory) : 0) + 16;
struct buffer out = alloc_buf_gc (outsize, gc);
char dirsep[2];
dirsep[0] = OS_SPECIFIC_DIRSEP;
dirsep[1] = '\0';
if (directory)
buf_printf (&out, "%s%s", directory, dirsep);
buf_printf (&out, "%s", safe_filename);
return BSTR (&out);
}
else
return NULL;
}
void
setenv_str_ex(struct env_set *es,
const char *name,
const char *value,
const unsigned int name_include,
const unsigned int name_exclude,
const char name_replace,
const unsigned int value_include,
const unsigned int value_exclude,
const char value_replace)
{
struct gc_arena gc = gc_new();
const char *name_tmp;
const char *val_tmp = NULL;
ASSERT(name && strlen(name) > 1);
name_tmp = string_mod_const(name, name_include, name_exclude, name_replace, &gc);
if (value)
{
val_tmp = string_mod_const(value, value_include, value_exclude, value_replace, &gc);
}
ASSERT(es);
if (val_tmp)
{
const char *str = construct_name_value(name_tmp, val_tmp, &gc);
env_set_add(es, str);
#if DEBUG_VERBOSE_SETENV
msg(M_INFO, "SETENV_ES '%s'", str);
#endif
}
else
{
env_set_del(es, name_tmp);
}
gc_free(&gc);
}
/*
* Process string received by untrusted peer before
* printing to console or log file.
*
* Assumes that string has been null terminated.
*/
const char *
safe_print (const char *str, struct gc_arena *gc)
{
return string_mod_const (str, CC_PRINT, CC_CRLF, '.', gc);
}
