asn1helpers: Add helper to convert u8/u16 to OCTET_STRING

2 files changed, 15 insertions, 0 deletions

diff --git a/src/asn1helpers.c b/src/asn1helpers.c
index 38907e1..f6378e6 100644
--- a/src/asn1helpers.c
+++ b/src/asn1helpers.c
@@ -41,6 +41,19 @@ void asn1_u24_to_bitstring(BIT_STRING_t *bitstr, uint32_t *buf, uint32_t in)
 	bitstr->bits_unused = 0;
 }
 
+void asn1_u16_to_str(OCTET_STRING_t *str, uint16_t *buf, uint16_t in)
+{
+	*buf = htons(in);
+	str->buf = (uint8_t *) buf;
+	str->size = sizeof(uint16_t);
+}
+
+void asn1_u8_to_str(OCTET_STRING_t *str, uint8_t *buf, uint8_t in)
+{
+	*buf = in;
+	str->buf = buf;
+	str->size = sizeof(uint8_t);
+}
 
 int asn1_strncpy(char *out, const OCTET_STRING_t *in, size_t n)
 {
diff --git a/src/asn1helpers.h b/src/asn1helpers.h
index cb558da..124df79 100644
--- a/src/asn1helpers.h
+++ b/src/asn1helpers.h
@@ -7,6 +7,8 @@
 
 void asn1_u32_to_bitstring(BIT_STRING_t *bitstr, uint32_t *buf, uint32_t in);
 void asn1_u24_to_bitstring(BIT_STRING_t *bitstr, uint32_t *buf, uint32_t in);
+void asn1_u16_to_str(OCTET_STRING_t *str, uint16_t *buf, uint16_t in);
+void asn1_u8_to_str(OCTET_STRING_t *str, uint8_t *buf, uint8_t in);
 int asn1_strncpy(char *out, const OCTET_STRING_t *in, size_t n);
 uint16_t asn1str_to_u16(const OCTET_STRING_t *in);
 uint8_t asn1str_to_u8(const OCTET_STRING_t *in);