From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 21 Jun 2025 11:45:35 +0000 (+0000)
Subject: xfer: Add a function to set custom headers
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0eb07e15de1e27a546f800c7db724112aa575d1c;p=pakfire.git

xfer: Add a function to set custom headers

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

diff --git a/src/pakfire/xfer.c b/src/pakfire/xfer.c
index d656c71a..f298cc31 100644
--- a/src/pakfire/xfer.c
+++ b/src/pakfire/xfer.c
@@ -578,6 +578,32 @@ char* pakfire_xfer_escape(struct pakfire_xfer* self, const char* s) {
 	return result;
 }
 
+int pakfire_xfer_add_header(struct pakfire_xfer* self, const char* format, ...) {
+	char* header = NULL;
+	va_list args;
+	int r;
+
+	// Format the value
+	va_start(args, format);
+	r = vasprintf(&header, format, args);
+	va_end(args);
+
+	// Break on error
+	if (r < 0) {
+		r = -errno;
+		goto ERROR;
+	}
+
+	// Append the header
+	self->headers = curl_slist_append(self->headers, header);
+
+ERROR:
+	if (header)
+		free(header);
+
+	return r;
+}
+
 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 7ddb0100..f74e2832 100644
--- a/src/pakfire/xfer.h
+++ b/src/pakfire/xfer.h
@@ -113,6 +113,8 @@ int pakfire_xfer_verify_hashes(struct pakfire_xfer* self, const struct pakfire_h
 
 char* pakfire_xfer_escape(struct pakfire_xfer* self, const char* s);
 
+int pakfire_xfer_add_header(struct pakfire_xfer* self, const char* format, ...)
+	__attribute__((format(printf, 2, 3)));
 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,