From 08ee7e9f1bcb8fc58305240de54f29b5e1282ce2 Mon Sep 17 00:00:00 2001
From: Aleksander Morgado <aleksander@aleksander.es>
Date: Sat, 30 Jan 2016 10:25:39 -0800
Subject: uim: implement 'UIM Verify PIN'

---
 src/qmicli/qmicli-uim.c | 113 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)

(limited to 'src')

diff --git a/src/qmicli/qmicli-uim.c b/src/qmicli/qmicli-uim.c
index e7276eb..feb2354 100644
--- a/src/qmicli/qmicli-uim.c
+++ b/src/qmicli/qmicli-uim.c
@@ -44,6 +44,7 @@ static Context *ctx;
 /* Options */
 static gchar *read_transparent_str;
 static gchar *set_pin_protection_str;
+static gchar *verify_pin_str;
 static gchar *get_file_attributes_str;
 static gboolean get_card_status_flag;
 static gboolean get_supported_messages_flag;
@@ -55,6 +56,10 @@ static GOptionEntry entries[] = {
       "Set PIN protection",
       "[(PIN1|PIN2|UPIN),(disable|enable),(current PIN)]"
     },
+    { "uim-verify-pin", 0, 0, G_OPTION_ARG_STRING, &verify_pin_str,
+      "Verify PIN",
+      "[(PIN1|PIN2|UPIN),(current PIN)]",
+    },
     { "uim-read-transparent", 0, 0, G_OPTION_ARG_STRING, &read_transparent_str,
       "Read a transparent file given the file path",
       "[0xNNNN,0xNNNN,...]"
@@ -107,6 +112,7 @@ qmicli_uim_options_enabled (void)
         return !!n_actions;
 
     n_actions = (!!set_pin_protection_str +
+                 !!verify_pin_str +
                  !!read_transparent_str +
                  !!get_file_attributes_str +
                  get_card_status_flag +
@@ -234,6 +240,93 @@ set_pin_protection_ready (QmiClientUim *client,
     operation_shutdown (TRUE);
 }
 
+static QmiMessageUimVerifyPinInput *
+verify_pin_input_create (const gchar *str)
+{
+    QmiMessageUimVerifyPinInput *input = NULL;
+    gchar **split;
+    QmiUimPinId pin_id;
+    gchar *current_pin;
+
+    /* Prepare inputs.
+     * Format of the string is:
+     *    "[(PIN1|PIN2),(current PIN)]"
+     */
+    split = g_strsplit (str, ",", -1);
+    if (qmicli_read_uim_pin_id_from_string (split[0], &pin_id) &&
+        qmicli_read_non_empty_string (split[1], "current PIN", &current_pin)) {
+        GError *error = NULL;
+
+        input = qmi_message_uim_verify_pin_input_new ();
+        if (!qmi_message_uim_verify_pin_input_set_info (
+                input,
+                pin_id,
+                current_pin,
+                &error) ||
+            !qmi_message_uim_verify_pin_input_set_session_information (
+                input,
+                QMI_UIM_SESSION_TYPE_CARD_SLOT_1,
+                "", /* ignored */
+                &error)) {
+            g_printerr ("error: couldn't create input data bundle: '%s'\n",
+                        error->message);
+            g_error_free (error);
+            qmi_message_uim_verify_pin_input_unref (input);
+            input = NULL;
+        }
+    }
+    g_strfreev (split);
+
+    return input;
+}
+
+static void
+verify_pin_ready (QmiClientUim *client,
+                  GAsyncResult *res)
+{
+    QmiMessageUimVerifyPinOutput *output;
+    GError *error = NULL;
+
+    output = qmi_client_uim_verify_pin_finish (client, res, &error);
+    if (!output) {
+        g_printerr ("error: operation failed: %s\n", error->message);
+        g_error_free (error);
+        operation_shutdown (FALSE);
+        return;
+    }
+
+    if (!qmi_message_uim_verify_pin_output_get_result (output, &error)) {
+        guint8 verify_retries_left;
+        guint8 unblock_retries_left;
+
+        g_printerr ("error: couldn't verify PIN: %s\n", error->message);
+        g_error_free (error);
+
+        if (qmi_message_uim_verify_pin_output_get_retries_remaining (
+                output,
+                &verify_retries_left,
+                &unblock_retries_left,
+                NULL)) {
+            g_printerr ("[%s] Retries left:\n"
+                        "\tVerify: %u\n"
+                        "\tUnblock: %u\n",
+                        qmi_device_get_path_display (ctx->device),
+                        verify_retries_left,
+                        unblock_retries_left);
+        }
+
+        qmi_message_uim_verify_pin_output_unref (output);
+        operation_shutdown (FALSE);
+        return;
+    }
+
+    g_print ("[%s] PIN verified successfully\n",
+             qmi_device_get_path_display (ctx->device));
+
+    qmi_message_uim_verify_pin_output_unref (output);
+    operation_shutdown (TRUE);
+}
+
 static void
 get_supported_messages_ready (QmiClientUim *client,
                               GAsyncResult *res)
@@ -806,6 +899,26 @@ qmicli_uim_run (QmiDevice *device,
         return;
     }
 
+    /* Request to verify PIN? */
+    if (verify_pin_str) {
+        QmiMessageUimVerifyPinInput *input;
+
+        g_debug ("Asynchronously verifying PIN...");
+        input = verify_pin_input_create (verify_pin_str);
+        if (!input) {
+            operation_shutdown (FALSE);
+            return;
+        }
+        qmi_client_uim_verify_pin (ctx->client,
+                                   input,
+                                   10,
+                                   ctx->cancellable,
+                                   (GAsyncReadyCallback)verify_pin_ready,
+                                   NULL);
+        qmi_message_uim_verify_pin_input_unref (input);
+        return;
+    }
+
     /* Request to read a transparent file? */
     if (read_transparent_str) {
         QmiMessageUimReadTransparentInput *input;
-- 
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