diff options
Diffstat (limited to 'crypto/property/property_parse.c')
| -rw-r--r-- | crypto/property/property_parse.c | 34 |
1 files changed, 30 insertions, 4 deletions
diff --git a/crypto/property/property_parse.c b/crypto/property/property_parse.c index ca2bd33381bf..e3a4998df11f 100644 --- a/crypto/property/property_parse.c +++ b/crypto/property/property_parse.c @@ -1,5 +1,5 @@ /* - * Copyright 2019-2022 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 2019-2023 The OpenSSL Project Authors. All Rights Reserved. * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. * * Licensed under the Apache License 2.0 (the "License"). You may not use @@ -588,15 +588,38 @@ static void put_char(char ch, char **buf, size_t *remain, size_t *needed) static void put_str(const char *str, char **buf, size_t *remain, size_t *needed) { - size_t olen, len; + size_t olen, len, i; + char quote = '\0'; + int quotes; len = olen = strlen(str); *needed += len; - if (*remain == 0) + /* + * Check to see if we need quotes or not. + * Characters that are legal in a PropertyName don't need quoting. + * We simply assume all others require quotes. + */ + for (i = 0; i < len; i++) + if (!ossl_isalnum(str[i]) && str[i] != '.' && str[i] != '_') { + /* Default to single quotes ... */ + if (quote == '\0') + quote = '\''; + /* ... but use double quotes if a single is present */ + if (str[i] == '\'') + quote = '"'; + } + + quotes = quote != '\0'; + if (*remain == 0) { + *needed += 2 * quotes; return; + } - if (*remain < len + 1) + if (quotes) + put_char(quote, buf, remain, needed); + + if (*remain < len + 1 + quotes) len = *remain - 1; if (len > 0) { @@ -605,6 +628,9 @@ static void put_str(const char *str, char **buf, size_t *remain, size_t *needed) *remain -= len; } + if (quotes) + put_char(quote, buf, remain, needed); + if (len < olen && *remain == 1) { **buf = '\0'; ++*buf; |