X-Git-Url: http://woldlab.caltech.edu/gitweb/?p=samtools.git;a=blobdiff_plain;f=bam_aux.c;h=28b22e3059273da57dd8395fba5e29287dc3228b;hp=2247bdfe9ba15d39d5a1dcf193da9d68cdfab8bf;hb=0f906dafb2ad22371a753557562ef95c3034480d;hpb=b301e959d73eee0955c57004f344f17af00703f4

diff --git a/bam_aux.c b/bam_aux.c
index 2247bdf..28b22e3 100644
--- a/bam_aux.c
+++ b/bam_aux.c
@@ -59,6 +59,23 @@ int bam_aux_del(bam1_t *b, uint8_t *s)
 	return 0;
 }
 
+int bam_aux_drop_other(bam1_t *b, uint8_t *s)
+{
+	if (s) {
+		uint8_t *p, *aux;
+		aux = bam1_aux(b);
+		p = s - 2;
+		__skip_tag(s);
+		memmove(aux, p, s - p);
+		b->data_len -= b->l_aux - (s - p);
+		b->l_aux = s - p;
+	} else {
+		b->data_len -= b->l_aux;
+		b->l_aux = 0;
+	}
+	return 0;
+}
+
 void bam_init_header_hash(bam_header_t *header)
 {
 	if (header->hash == 0) {