dsp: platform: Add file PDR descriptor encoding
Change-Id: Ic1627b0ba2a4c87f4a8352e7c63eede0a2513b80
Signed-off-by: Kasun Athukorala <kasunath@google.com>
diff --git a/src/dsp/platform.c b/src/dsp/platform.c
index 1a2c962..33861e1 100644
--- a/src/dsp/platform.c
+++ b/src/dsp/platform.c
@@ -3537,3 +3537,96 @@
return pldm_msgbuf_complete_consumed(buf);
}
+
+/* Maximum length possible for file descriptor PDR FileName property */
+#define PLDM_FILE_PDR_FILE_NAME_MAX_LENGTH 255
+
+LIBPLDM_ABI_TESTING
+int encode_pldm_platform_file_descriptor_pdr(
+ const struct pldm_platform_file_descriptor_pdr *pdr, void *data,
+ size_t *data_len)
+{
+ PLDM_MSGBUF_DEFINE_P(buf);
+
+ if (!pdr || !pdr->file_name.ptr || !data ||
+ (pdr->file_name.length <= 1)) {
+ return -EINVAL;
+ }
+
+ if ((pdr->oem_file_classification_name.length > 1) &&
+ !pdr->oem_file_classification_name.ptr) {
+ return -EINVAL;
+ }
+
+ if ((pdr->file_name.length > PLDM_FILE_PDR_FILE_NAME_MAX_LENGTH) ||
+ (pdr->oem_file_classification_name.length >
+ PLDM_FILE_PDR_FILE_NAME_MAX_LENGTH)) {
+ return -EINVAL;
+ }
+
+ size_t total_oem_name_segment_size = 0;
+ if (pdr->oem_file_classification_name.length > 1) {
+ total_oem_name_segment_size =
+ pdr->oem_file_classification_name.length +
+ sizeof(uint8_t);
+ }
+
+ // Length of the PDR in the response
+ size_t pdr_len = PLDM_PDR_FILE_DESCRIPTOR_PDR_MIN_LENGTH +
+ pdr->file_name.length + total_oem_name_segment_size;
+ if (pdr->hdr.length != (pdr_len - sizeof(struct pldm_pdr_hdr))) {
+ return -EINVAL;
+ }
+
+ int rc = pldm_msgbuf_init_errno(buf, pdr_len, data, *data_len);
+ if (rc) {
+ return rc;
+ }
+
+ pldm_msgbuf_insert(buf, pdr->hdr.record_handle);
+ pldm_msgbuf_insert(buf, pdr->hdr.version);
+ pldm_msgbuf_insert(buf, pdr->hdr.type);
+ pldm_msgbuf_insert(buf, pdr->hdr.record_change_num);
+ pldm_msgbuf_insert(buf, pdr->hdr.length);
+ pldm_msgbuf_insert(buf, pdr->terminus_handle);
+ pldm_msgbuf_insert(buf, pdr->file_identifier);
+ pldm_msgbuf_insert(buf, pdr->container.entity_type);
+ pldm_msgbuf_insert(buf, pdr->container.entity_instance_num);
+ pldm_msgbuf_insert(buf, pdr->container.entity_container_id);
+ pldm_msgbuf_insert(buf, pdr->superior_directory_file_identifier);
+ pldm_msgbuf_insert(buf, pdr->file_classification);
+ pldm_msgbuf_insert(buf, pdr->oem_file_classification);
+ pldm_msgbuf_insert(buf, pdr->file_capabilities.value);
+
+ rc = pldm_msgbuf_insert_array(buf, sizeof(pdr->file_version),
+ (uint8_t *)(&pdr->file_version),
+ sizeof(pdr->file_version));
+ if (rc) {
+ return pldm_msgbuf_discard(buf, rc);
+ }
+
+ pldm_msgbuf_insert(buf, pdr->file_maximum_size);
+ pldm_msgbuf_insert(buf, pdr->file_maximum_file_descriptor_count);
+ pldm_msgbuf_insert(buf, (uint8_t)pdr->file_name.length);
+
+ rc = pldm_msgbuf_insert_array(buf, pdr->file_name.length,
+ pdr->file_name.ptr,
+ pdr->file_name.length);
+ if (rc) {
+ return pldm_msgbuf_discard(buf, rc);
+ }
+
+ if (pdr->oem_file_classification_name.length > 1) {
+ pldm_msgbuf_insert(
+ buf, (uint8_t)pdr->oem_file_classification_name.length);
+ rc = pldm_msgbuf_insert_array(
+ buf, pdr->oem_file_classification_name.length,
+ pdr->oem_file_classification_name.ptr,
+ pdr->oem_file_classification_name.length);
+ if (rc) {
+ return pldm_msgbuf_discard(buf, rc);
+ }
+ }
+
+ return pldm_msgbuf_complete_used(buf, *data_len, data_len);
+}