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[taler-exchange] branch master updated: -work on #6948
From: |
gnunet |
Subject: |
[taler-exchange] branch master updated: -work on #6948 |
Date: |
Mon, 02 Aug 2021 19:48:42 +0200 |
This is an automated email from the git hooks/post-receive script.
grothoff pushed a commit to branch master
in repository exchange.
The following commit(s) were added to refs/heads/master by this push:
new 3a6ae694 -work on #6948
3a6ae694 is described below
commit 3a6ae694ecba19af06d84906facbcb5f7d51d72b
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Mon Aug 2 19:48:37 2021 +0200
-work on #6948
---
src/include/taler_util.h | 9 +++++++++
src/util/url.c | 16 ++++++++++++++++
2 files changed, 25 insertions(+)
diff --git a/src/include/taler_util.h b/src/include/taler_util.h
index 33c126cb..59824a52 100644
--- a/src/include/taler_util.h
+++ b/src/include/taler_util.h
@@ -183,6 +183,15 @@ TALER_project_data_default (void);
char *
TALER_urlencode (const char *s);
+/**
+ * Test if all characters in @a url are valid for
+ * a URL.
+ *
+ * @param url URL to sanity-check
+ * @return true if @a url only contains valid characters
+ */
+bool
+TALER_url_valid_charset (const char *url);
/**
* Check if @a lang matches the @a language_pattern, and if so with
diff --git a/src/util/url.c b/src/util/url.c
index 5962a18b..3fbc4a04 100644
--- a/src/util/url.c
+++ b/src/util/url.c
@@ -365,4 +365,20 @@ TALER_url_absolute_raw (const char *proto,
}
+bool
+TALER_url_valid_charset (const char *url)
+{
+ for (unsigned int i = 0; '\0' != url[i]; i++)
+ {
+#define ALLOWED_CHARACTERS \
+ "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789/:&?-.,=_~%"
+ if (NULL == strchr (ALLOWED_CHARACTERS,
+ (int) url[i]))
+ return false;
+#undef ALLOWED_CHARACTERS
+ }
+ return true;
+}
+
+
/* end of url.c */
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