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| author | Florian Dold <florian.dold@gmail.com> | 2019-09-23 17:23:54 +0200 |
|---|---|---|
| committer | Florian Dold <florian.dold@gmail.com> | 2019-09-23 17:23:54 +0200 |
| commit | 5e859bae099245af0b9a95b6c45059863153b95f (patch) | |
| tree | 9fd8281728f111ee40774ee808de3694cab2a8a9 /src/util | |
| parent | 389b5de09dc3720c22ac86d5cad4c1495fc5be58 (diff) | |
| download | exchange-5e859bae099245af0b9a95b6c45059863153b95f.tar.gz exchange-5e859bae099245af0b9a95b6c45059863153b95f.tar.bz2 exchange-5e859bae099245af0b9a95b6c45059863153b95f.zip | |
make URL joining more restrictive to avoid mistakes
Diffstat (limited to 'src/util')
| -rw-r--r-- | src/util/test_url.c | 10 | ||||
| -rw-r--r-- | src/util/util.c | 9 |
2 files changed, 12 insertions, 7 deletions
diff --git a/src/util/test_url.c b/src/util/test_url.c index 59a5e3fa7..f6aab0dc7 100644 --- a/src/util/test_url.c +++ b/src/util/test_url.c @@ -51,12 +51,8 @@ main (int argc, cf (TALER_url_join ("https://taler.net/", "foo", NULL), "https://taler.net/foo"); - cf (TALER_url_join ("https://taler.net", "foo", NULL), - "https://taler.net/foo"); - cf (TALER_url_join ("https://taler.net/", "/foo", NULL), + cf (TALER_url_join ("https://taler.net/", "foo", NULL), "https://taler.net/foo"); - cf (TALER_url_join ("https://taler.net/", "/foo/", NULL), - "https://taler.net/foo/"); cf (TALER_url_join ("https://taler.net/", "foo", "x", "42", NULL), "https://taler.net/foo?x=42"); @@ -67,11 +63,11 @@ main (int argc, cf (TALER_url_join ("https://taler.net/", "foo", "x", "", "y", "1", NULL), "https://taler.net/foo?x=&y=1"); - cf (TALER_url_join ("https://taler.net", "foo/bar", "x", "a&b", NULL), + cf (TALER_url_join ("https://taler.net/", "foo/bar", "x", "a&b", NULL), "https://taler.net/foo/bar?x=a%26b"); /* Path component is not encoded! */ - cf (TALER_url_join ("https://taler.net", "foo/bar?spam=eggs&quux=", NULL), + cf (TALER_url_join ("https://taler.net/", "foo/bar?spam=eggs&quux=", NULL), "https://taler.net/foo/bar?spam=eggs&quux="); cf (TALER_url_absolute_raw ("https", "taler.net", "foo/bar", "baz", diff --git a/src/util/util.c b/src/util/util.c index 75ace4dcf..027daf427 100644 --- a/src/util/util.c +++ b/src/util/util.c @@ -300,6 +300,15 @@ TALER_url_join (const char *base_url, va_list args; GNUNET_assert (NULL != res); + GNUNET_assert (NULL != base_url); + GNUNET_assert (NULL != path); + GNUNET_assert (strlen (base_url) > 0); + + // Must be an actual base URL! + GNUNET_assert ('/' == base_url[strlen (base_url) - 1]); + + // Path must be relative to existing path of base URL + GNUNET_assert ('/' != path[0]); grow_string (&res, base_url, &n); |