From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 21 Jun 2025 11:46:00 +0000 (+0000)
Subject: xfer: Add a function to send a custom POST payload
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=697539eb30e2adcb5107c540238f95971c58954f;p=pakfire.git

xfer: Add a function to send a custom POST payload

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

diff --git a/src/pakfire/xfer.c b/src/pakfire/xfer.c
index f298cc31..583cab29 100644
--- a/src/pakfire/xfer.c
+++ b/src/pakfire/xfer.c
@@ -69,6 +69,9 @@ struct pakfire_xfer {
 	// POST MIME Object
 	curl_mime* mime;
 
+	// POST Payload
+	char* payload;
+
 	// Xfer direction
 	enum {
 		PAKFIRE_XFER_DOWNLOAD = 0,
@@ -149,6 +152,10 @@ static void pakfire_xfer_free(struct pakfire_xfer* xfer) {
 	if (xfer->queries)
 		pakfire_strings_free(xfer->queries);
 
+	// POST Payload
+	if (xfer->payload)
+		free(xfer->payload);
+
 	// cURL stuff
 	if (xfer->handle)
 		curl_easy_cleanup(xfer->handle);
@@ -687,6 +694,18 @@ ERROR:
 	return r;
 }
 
+int pakfire_xfer_set_payload(struct pakfire_xfer* self, const char* payload) {
+	if (self->payload) {
+		free(self->payload);
+		self->payload = NULL;
+	}
+
+	// Store the new payload
+	self->payload = strdup(payload);
+
+	return 0;
+}
+
 static void pakfire_xfer_reset_output(struct pakfire_xfer* xfer) {
 	if (xfer->fin) {
 		fclose(xfer->fin);
@@ -1657,6 +1676,15 @@ int pakfire_xfer_prepare(struct pakfire_xfer* xfer, struct pakfire_progress* pro
 		}
 	}
 
+	// Add any payload
+	if (xfer->payload) {
+		r = curl_easy_setopt(xfer->handle, CURLOPT_POSTFIELDS, xfer->payload);
+		if (r) {
+			ERROR(xfer->ctx, "Could not set POST payload: %s\n", curl_easy_strerror(r));
+			return r;
+		}
+	}
+
 	// Authentication
 	if (xfer->auth) {
 		// Request SPNEGO
diff --git a/src/pakfire/xfer.h b/src/pakfire/xfer.h
index f74e2832..1dd2d167 100644
--- a/src/pakfire/xfer.h
+++ b/src/pakfire/xfer.h
@@ -120,6 +120,8 @@ int pakfire_xfer_add_query(struct pakfire_xfer* xfer,
 int pakfire_xfer_add_param(struct pakfire_xfer* xfer,
 	const char* key, const char* format, ...) __attribute__((format(printf, 3, 4)));
 
+int pakfire_xfer_set_payload(struct pakfire_xfer* self, const char* payload);
+
 // Output
 int pakfire_xfer_set_output(struct pakfire_xfer* xfer, FILE* f);
 int pakfire_xfer_set_output_buffer(struct pakfire_xfer* xfer, char** buffer, size_t* length);