From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 21 Jun 2025 11:44:58 +0000 (+0000)
Subject: xfer: Add a function to URL escape any strings
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f1718dd83264e43d63517e57b27a3bb3009e8f93;p=pakfire.git

xfer: Add a function to URL escape any strings

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/pakfire/xfer.c b/src/pakfire/xfer.c
index c9e90b05..d656c71a 100644
--- a/src/pakfire/xfer.c
+++ b/src/pakfire/xfer.c
@@ -558,6 +558,26 @@ int pakfire_xfer_verify_hashes(struct pakfire_xfer* self, const struct pakfire_h
 	return pakfire_hashes_import(&self->expected_hashes, hashes);
 }
 
+char* pakfire_xfer_escape(struct pakfire_xfer* self, const char* s) {
+	char* output = NULL;
+	char* result = NULL;
+
+	// Return NULL if the input is NULL
+	if (!s)
+		return NULL;
+
+	// Escape the output
+	output = curl_easy_escape(self->handle, s, 0);
+	if (!output)
+		return NULL;
+
+	// Copy the string once more so that we don't have to call curl_free() outside of here.
+	result = strdup(output);
+	curl_free(output);
+
+	return result;
+}
+
 int pakfire_xfer_add_query(struct pakfire_xfer* xfer,
 		const char* key, const char* format, ...) {
 	char* value = NULL;
diff --git a/src/pakfire/xfer.h b/src/pakfire/xfer.h
index 9f67e9a3..7ddb0100 100644
--- a/src/pakfire/xfer.h
+++ b/src/pakfire/xfer.h
@@ -111,6 +111,8 @@ int pakfire_xfer_set_size(struct pakfire_xfer* xfer, size_t size);
 
 int pakfire_xfer_verify_hashes(struct pakfire_xfer* self, const struct pakfire_hashes* hashes);
 
+char* pakfire_xfer_escape(struct pakfire_xfer* self, const char* s);
+
 int pakfire_xfer_add_query(struct pakfire_xfer* xfer,
 	const char* key, const char* format, ...) __attribute__((format(printf, 3, 4)));
 int pakfire_xfer_add_param(struct pakfire_xfer* xfer,