tag: Add memory layout enum to tag structure

Added memory(static, dynamic, other ..) layout enum to tag
structure. Helpful to check the tag layout when writing data
on tag.

4 files changed, 33 insertions, 1 deletions

diff --git a/include/tag.h b/include/tag.h
index 7fae9ce..a8e4b77 100644
--- a/include/tag.h
+++ b/include/tag.h
@@ -48,6 +48,13 @@ enum near_target_sub_type {
 	NEAR_TAG_NFC_SUBTYPE_UNKNOWN = 0xFF
 };
 
+enum near_tag_memory_layout {
+	NEAR_TAG_MEMORY_STATIC = 0,
+	NEAR_TAG_MEMORY_DYNAMIC,
+	NEAR_TAG_MEMORY_OTHER,
+	NEAR_TAG_MEMORY_UNKNOWN = 0xFF
+};
+
 typedef void (*near_tag_io_cb) (uint32_t adapter_idx, uint32_t target_idx,
 								int status);
 
@@ -74,5 +81,8 @@ uint32_t near_tag_get_target_idx(struct near_tag *tag);
 int near_tag_add_ndef(struct near_tag *tag, uint8_t *ndef_data, size_t ndef_length);
 int near_tag_driver_register(struct near_tag_driver *driver);
 void near_tag_driver_unregister(struct near_tag_driver *driver);
+void near_tag_set_memory_layout(struct near_tag *tag,
+					enum near_tag_memory_layout);
+enum near_tag_memory_layout near_tag_get_memory_layout(struct near_tag *tag);
 
 #endif
diff --git a/plugins/nfctype1.c b/plugins/nfctype1.c
index 83fe498..e166dba 100644
--- a/plugins/nfctype1.c
+++ b/plugins/nfctype1.c
@@ -248,6 +248,7 @@ static int meta_recv(uint8_t *resp, int length, void *data)
 	/* Check Static or Dynamic memory model */
 	if (resp[OFFSET_HEADER_ROM] == HR0_TYPE1_STATIC) {
 		DBG("READ Static complete");
+		near_tag_set_memory_layout(tag, NEAR_TAG_MEMORY_STATIC);
 		err = near_tlv_parse(t1_tag->tag, t1_tag->cb,
 			cc + LEN_CC_BYTES, TAG_T1_DATA_LENGTH(cc));
 		if (err < 0)
@@ -255,7 +256,8 @@ static int meta_recv(uint8_t *resp, int length, void *data)
 
 		g_free(t1_tag);
 	} else if ((resp[OFFSET_HEADER_ROM] & 0xF0) == HR0_TYPE2_HIGH) {
-			err = read_dynamic_tag(cc, length, t1_tag);
+		near_tag_set_memory_layout(tag, NEAR_TAG_MEMORY_DYNAMIC);
+		err = read_dynamic_tag(cc, length, t1_tag);
 	} else {
 		err = -EOPNOTSUPP ;
 	}
diff --git a/plugins/nfctype2.c b/plugins/nfctype2.c
index 32ae537..4a78fa3 100644
--- a/plugins/nfctype2.c
+++ b/plugins/nfctype2.c
@@ -201,6 +201,8 @@ static int meta_recv(uint8_t *resp, int length, void *data)
 	else
 		near_tag_set_ro(tag, FALSE);
 
+	near_tag_set_memory_layout(tag, NEAR_TAG_MEMORY_STATIC);
+
 	err = data_read(t2_tag);
 
 out:
diff --git a/src/tag.c b/src/tag.c
index 755efdc..6ce1cf7 100644
--- a/src/tag.c
+++ b/src/tag.c
@@ -42,6 +42,7 @@ struct near_tag {
 
 	uint8_t uid[TAG_UID_MAX_LEN];
 	near_bool_t readonly;
+	enum near_tag_memory_layout layout;
 
 	size_t data_length;
 	uint8_t *data;
@@ -180,6 +181,23 @@ uint32_t near_tag_get_target_idx(struct near_tag *tag)
 	return tag->target_idx;
 }
 
+enum near_tag_memory_layout near_tag_get_memory_layout(struct near_tag *tag)
+{
+	if (tag == NULL)
+		return NEAR_TAG_MEMORY_UNKNOWN;
+
+	return tag->layout;
+}
+
+void near_tag_set_memory_layout(struct near_tag *tag,
+					enum near_tag_memory_layout layout)
+{
+	if (tag == NULL)
+		return;
+
+	tag->layout = layout;
+}
+
 int near_tag_driver_register(struct near_tag_driver *driver)
 {
 	DBG("");