A few general utility functions added for the sake of the forms work

1 files changed, 7 insertions, 0 deletions

diff --git a/fitz/fitz-internal.h b/fitz/fitz-internal.h
index 05d7b52f..2f7f8041 100644
--- a/fitz/fitz-internal.h
+++ b/fitz/fitz-internal.h
@@ -419,6 +419,13 @@ void fz_write_buffer_bits(fz_context *ctx, fz_buffer *buf, int val, int bits);
 
 void fz_write_buffer_pad(fz_context *ctx, fz_buffer *buf);
 
+/*
+	fz_buffer_printf: print formatted to a buffer. The buffer will
+	grow, but the caller must ensure that no more than 256 bytes are
+	added to the buffer per call.
+*/
+void fz_buffer_printf(fz_context *ctx, fz_buffer *buffer, char *fmt, ...);
+
 struct fz_stream_s
 {
 	fz_context *ctx;