// Add a new entry in to SEL log
// IPMI/Section 31.6
int
sel_add_entry(sel_msg_t *msg, int *rec_id) {
// If the SEL if full, roll over. To keep track of empty condition, use
// one empty location less than the max records.
if (sel_num_entries() == SEL_RECORDS_MAX) {
syslog(LOG_ALERT, "sel_add_entry: SEL rollover\n");
if (++g_sel_hdr.begin > SEL_INDEX_MAX) {
g_sel_hdr.begin = SEL_INDEX_MIN;
}
}
// Update message's time stamp starting at byte 4
time_stamp_fill(&msg->msg[3]);
// Add the enry at end
memcpy(g_sel_data[g_sel_hdr.end].msg, msg->msg, sizeof(sel_msg_t));
// Return the newly added record ID
*rec_id = g_sel_hdr.end+1;
if (file_store_sel_data(*rec_id, msg)) {
syslog(LOG_ALERT, "sel_add_entry: file_store_sel_data\n");
return -1;
}
// Increment the end pointer
if (++g_sel_hdr.end > SEL_INDEX_MAX) {
g_sel_hdr.end = SEL_INDEX_MIN;
}
// Update timestamp for add in header
time_stamp_fill(g_sel_hdr.ts_add.ts);
// Store the structure persistently
if (file_store_sel_hdr()) {
syslog(LOG_ALERT, "sel_add_entry: file_store_sel_hdr\n");
return -1;
}
return 0;
}
static void
storage_get_sel_time (unsigned char *response, unsigned char *res_len)
{
ipmi_res_t *res = (ipmi_res_t *) response;
res->cc = CC_SUCCESS;
time_stamp_fill(res->data);
*res_len = SIZE_TIME_STAMP;
return;
}
// Erase the SEL completely
// IPMI/Section 31.9
// Note: To reduce wear/tear, instead of erasing, manipulating the metadata
int
sel_erase(int rsv_id) {
if (rsv_id != g_rsv_id) {
return -1;
}
// Erase SEL Logs
g_sel_hdr.begin = SEL_INDEX_MIN;
g_sel_hdr.end = SEL_INDEX_MIN;
// Update timestamp for erase in header
time_stamp_fill(g_sel_hdr.ts_erase.ts);
// Store the structure persistently
if (file_store_sel_hdr()) {
syslog(LOG_ALERT, "sel_erase: file_store_sel_hdr\n");
return -1;
}
return 0;
}