cdma: check for +SPSERVICE and $SPERI

Which are Sprint-specific commands which appear to be implemented by
various phones for getting access technology and roaming status.

src/mm-generic-cdma.c

@@ -61,6 +61,8 @@ typedef struct {
     gboolean evdo_rev0;
     gboolean evdo_revA;
     gboolean reg_try_css;
+    gboolean has_spservice;
+    gboolean has_speri;
 
     MMModemCdmaRegistrationState cdma_1x_reg_state;
     MMModemCdmaRegistrationState evdo_reg_state;
@@ -383,6 +385,26 @@ get_enable_info_done (MMModem *modem,
     /* Modem base class handles the response for us */
 }
 
+static void
+spservice_done (MMAtSerialPort *port,
+                GString *response,
+                GError *error,
+                gpointer user_data)
+{
+    if (!error)
+        MM_GENERIC_CDMA_GET_PRIVATE (user_data)->has_spservice = TRUE;
+}
+
+static void
+speri_done (MMAtSerialPort *port,
+            GString *response,
+            GError *error,
+            gpointer user_data)
+{
+    if (!error)
+        MM_GENERIC_CDMA_GET_PRIVATE (user_data)->has_speri = TRUE;
+}
+
 static void
 enable_all_done (MMModem *modem, GError *error, gpointer user_data)
 {
@@ -408,6 +430,10 @@ enable_all_done (MMModem *modem, GError *error, gpointer user_data)
 
         /* Grab device info right away */
         mm_modem_get_info (modem, get_enable_info_done, NULL);
+
+        /* Check for support of Sprint-specific phone commands */
+        mm_at_serial_port_queue_command (priv->primary, "+SPSERVICE?", 3, spservice_done, self);
+        mm_at_serial_port_queue_command (priv->primary, "$SPERI?", 3, speri_done, self);
     }
 
 out:

src/mm-modem-helpers.c

@@ -432,6 +432,43 @@ mm_gsm_parse_creg_response (GMatchInfo *info,
 
 /*************************************************************************/
 
+gboolean
+mm_cdma_parse_spservice_response (const char *reply,
+                                  MMModemCdmaRegistrationState *out_cdma_1x_state,
+                                  MMModemCdmaRegistrationState *out_evdo_state)
+{
+    const char *p;
+
+    g_return_val_if_fail (reply != NULL, FALSE);
+    g_return_val_if_fail (out_cdma_1x_state != NULL, FALSE);
+    g_return_val_if_fail (out_evdo_state != NULL, FALSE);
+
+    p = mm_strip_tag (reply, "+SPSERVICE:");
+    if (!isdigit (*p))
+        return FALSE;
+
+    switch (atoi (p)) {
+    case 0:   /* no service */
+        *out_cdma_1x_state = MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN;
+        *out_evdo_state = MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN;
+        break;
+    case 1:   /* 1xRTT */
+        *out_cdma_1x_state = MM_MODEM_CDMA_REGISTRATION_STATE_REGISTERED;
+        *out_evdo_state = MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN;
+        break;
+    case 2:   /* EVDO rev 0 */
+    case 3:   /* EVDO rev A */
+        *out_cdma_1x_state = MM_MODEM_CDMA_REGISTRATION_STATE_UNKNOWN;
+        *out_evdo_state = MM_MODEM_CDMA_REGISTRATION_STATE_REGISTERED;
+        break;
+    default:
+        return FALSE;
+    }
+    return TRUE;
+}
+
+/*************************************************************************/
+
 const char *
 mm_strip_tag (const char *str, const char *cmd)
 {

src/mm-modem-helpers.h

@@ -17,6 +17,8 @@
 #ifndef MM_MODEM_HELPERS_H
 #define MM_MODEM_HELPERS_H
 
+#include "mm-modem-cdma.h"
+
 #define MM_SCAN_TAG_STATUS "status"
 #define MM_SCAN_TAG_OPER_LONG "operator-long"
 #define MM_SCAN_TAG_OPER_SHORT "operator-short"
@@ -41,5 +43,9 @@ gboolean mm_gsm_parse_creg_response (GMatchInfo *info,
 
 const char *mm_strip_tag (const char *str, const char *cmd);
 
+gboolean mm_cdma_parse_spservice_response (const char *reply,
+                                           MMModemCdmaRegistrationState *out_cdma_1x_state,
+                                           MMModemCdmaRegistrationState *out_evdo_state);
+
 #endif  /* MM_MODEM_HELPERS_H */