diff options
| -rw-r--r-- | funcs/func_strings.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/funcs/func_strings.c b/funcs/func_strings.c index 26712f8d5..059c1ce21 100644 --- a/funcs/func_strings.c +++ b/funcs/func_strings.c @@ -204,6 +204,36 @@ static struct ast_custom_function array_function = { "entire argument, since Set can take multiple arguments itself.\n", }; +static char *builtin_function_quote(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len) +{ + char *bufptr = buf, *dataptr = data; + *bufptr++ = '"'; + for (; bufptr < buf + len - 1; dataptr++) { + if (*dataptr == '\\') { + *bufptr++ = '\\'; + *bufptr++ = '\\'; + } else if (*dataptr == '"') { + *bufptr++ = '\\'; + *bufptr++ = '"'; + } else if (*dataptr == '\0') { + break; + } else { + *bufptr++ = *dataptr; + } + } + *bufptr++ = '"'; + *bufptr = '\0'; + return buf; +} + +static struct ast_custom_function quote_function = { + .name = "QUOTE", + .synopsis = "Quotes a given string, escaping embedded quotes as necessary", + .syntax = "QUOTE(<string>)", + .read = builtin_function_quote, +}; + + static int len(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len) { @@ -402,6 +432,7 @@ int unload_module(void) res |= ast_custom_function_unregister(&filter_function); res |= ast_custom_function_unregister(®ex_function); res |= ast_custom_function_unregister(&array_function); + res |= ast_custom_function_unregister("e_function); res |= ast_custom_function_unregister(&len_function); res |= ast_custom_function_unregister(&strftime_function); res |= ast_custom_function_unregister(&strptime_function); @@ -419,6 +450,7 @@ int load_module(void) res |= ast_custom_function_register(&filter_function); res |= ast_custom_function_register(®ex_function); res |= ast_custom_function_register(&array_function); + res |= ast_custom_function_register("e_function); res |= ast_custom_function_register(&len_function); res |= ast_custom_function_register(&strftime_function); res |= ast_custom_function_register(&strptime_function); |