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From 7508c2ad99cef6d0691190063ec7735b7759f836 Mon Sep 17 00:00:00 2001
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Message-Id: <7508c2ad99cef6d0691190063ec7735b7759f836.1488376602.git.dcaratti@redhat.com>
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From: Badrish Adiga H R <badrish.adigahr@gmail.com>
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Date: Fri, 16 Dec 2016 01:40:53 +0530
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Subject: [PATCH] PAE: Make KaY specific details available via control
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interface
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Add KaY details to the STATUS command output.
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Signed-off-by: Badrish Adiga H R <badrish.adigahr@hpe.com>
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---
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src/pae/ieee802_1x_kay.c | 49 +++++++++++++++++++++++++++++++++++++++++++++
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src/pae/ieee802_1x_kay.h | 3 +++
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wpa_supplicant/ctrl_iface.c | 6 ++++++
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3 files changed, 58 insertions(+)
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diff --git a/src/pae/ieee802_1x_kay.c b/src/pae/ieee802_1x_kay.c
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index 1d6d9a9..cf5782a 100644
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--- a/src/pae/ieee802_1x_kay.c
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+++ b/src/pae/ieee802_1x_kay.c
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@@ -1641,6 +1641,7 @@ ieee802_1x_mka_decode_dist_sak_body(
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ieee802_1x_cp_signal_newsak(kay->cp);
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ieee802_1x_cp_sm_step(kay->cp);
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+ kay->rcvd_keys++;
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participant->to_use_sak = TRUE;
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return 0;
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@@ -3519,3 +3520,51 @@ ieee802_1x_kay_change_cipher_suite(struct ieee802_1x_kay *kay,
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return 0;
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}
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+
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+
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+#ifdef CONFIG_CTRL_IFACE
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+/**
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+ * ieee802_1x_kay_get_status - Get IEEE 802.1X KaY status details
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+ * @sm: Pointer to KaY allocated with ieee802_1x_kay_init()
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+ * @buf: Buffer for status information
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+ * @buflen: Maximum buffer length
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+ * @verbose: Whether to include verbose status information
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+ * Returns: Number of bytes written to buf.
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+ *
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+ * Query KAY status information. This function fills in a text area with current
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+ * status information. If the buffer (buf) is not large enough, status
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+ * information will be truncated to fit the buffer.
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+ */
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+int ieee802_1x_kay_get_status(struct ieee802_1x_kay *kay, char *buf,
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+ size_t buflen)
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+{
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+ int len;
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+
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+ if (!kay)
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+ return 0;
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+
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+ len = os_snprintf(buf, buflen,
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+ "PAE KaY status=%s\n"
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+ "Authenticated=%s\n"
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+ "Secured=%s\n"
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+ "Failed=%s\n"
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+ "Actor Priority=%u\n"
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+ "Key Server Priority=%u\n"
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+ "Is Key Server=%s\n"
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+ "Number of Keys Distributed=%u\n"
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+ "Number of Keys Received=%u\n",
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+ kay->active ? "Active" : "Not-Active",
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+ kay->authenticated ? "Yes" : "No",
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+ kay->secured ? "Yes" : "No",
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+ kay->failed ? "Yes" : "No",
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+ kay->actor_priority,
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+ kay->key_server_priority,
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+ kay->is_key_server ? "Yes" : "No",
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+ kay->dist_kn - 1,
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+ kay->rcvd_keys);
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+ if (os_snprintf_error(buflen, len))
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+ return 0;
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+
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+ return len;
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+}
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+#endif /* CONFIG_CTRL_IFACE */
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diff --git a/src/pae/ieee802_1x_kay.h b/src/pae/ieee802_1x_kay.h
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index 9a92d1c..b38e814 100644
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--- a/src/pae/ieee802_1x_kay.h
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+++ b/src/pae/ieee802_1x_kay.h
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@@ -208,6 +208,7 @@ struct ieee802_1x_kay {
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int mka_algindex; /* MKA alg table index */
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u32 dist_kn;
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+ u32 rcvd_keys;
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u8 dist_an;
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time_t dist_time;
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@@ -267,5 +268,7 @@ int ieee802_1x_kay_enable_tx_sas(struct ieee802_1x_kay *kay,
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int ieee802_1x_kay_enable_rx_sas(struct ieee802_1x_kay *kay,
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struct ieee802_1x_mka_ki *lki);
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int ieee802_1x_kay_enable_new_info(struct ieee802_1x_kay *kay);
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+int ieee802_1x_kay_get_status(struct ieee802_1x_kay *kay, char *buf,
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+ size_t buflen);
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#endif /* IEEE802_1X_KAY_H */
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diff --git a/wpa_supplicant/ctrl_iface.c b/wpa_supplicant/ctrl_iface.c
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index c943dee..624e894 100644
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--- a/wpa_supplicant/ctrl_iface.c
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+++ b/wpa_supplicant/ctrl_iface.c
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@@ -2050,6 +2050,12 @@ static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
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pos += res;
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}
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+#ifdef CONFIG_MACSEC
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+ res = ieee802_1x_kay_get_status(wpa_s->kay, pos, end - pos);
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+ if (res > 0)
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+ pos += res;
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+#endif /* CONFIG_MACSEC */
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+
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sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
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if (sess_id) {
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char *start = pos;
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--
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2.7.4
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