Add utility to convert strings to context type

diff --git a/src/gprs.c b/src/gprs.c
index def7a0c..316e001 100644 (file)
--- a/src/gprs.c
+++ b/src/gprs.c
@@ -46,6 +46,7 @@ enum gprs_context_type {
        GPRS_CONTEXT_TYPE_INTERNET = 0,
        GPRS_CONTEXT_TYPE_MMS,
        GPRS_CONTEXT_TYPE_WAP,
+       GPRS_CONTEXT_TYPE_INVALID,
 };
 
 struct ofono_gprs {
@@ -93,7 +94,7 @@ struct pri_context {
 
 static void gprs_netreg_update(struct ofono_gprs *gprs);
 
-static inline const char *gprs_context_type_to_string(int type)
+static const char *gprs_context_type_to_string(int type)
 {
        switch (type) {
        case GPRS_CONTEXT_TYPE_INTERNET:
@@ -107,6 +108,18 @@ static inline const char *gprs_context_type_to_string(int type)
        return NULL;
 }
 
+static enum gprs_context_type gprs_context_string_to_type(const char *str)
+{
+       if (g_str_equal(str, "internet"))
+               return GPRS_CONTEXT_TYPE_INTERNET;
+       else if (g_str_equal(str, "wap"))
+               return GPRS_CONTEXT_TYPE_WAP;
+       else if (g_str_equal(str, "mms"))
+               return GPRS_CONTEXT_TYPE_MMS;
+
+       return GPRS_CONTEXT_TYPE_INVALID;
+}
+
 static struct pri_context *gprs_context_by_path(struct ofono_gprs *gprs,
                                                const char *ctx_path)
 {
@@ -272,13 +285,9 @@ static DBusMessage *pri_set_type(struct pri_context *ctx, DBusConnection *conn,
 {
        enum gprs_context_type context_type;
 
-       if (g_str_equal(type, "internet"))
-               context_type = GPRS_CONTEXT_TYPE_INTERNET;
-       else if (g_str_equal(type, "wap"))
-               context_type = GPRS_CONTEXT_TYPE_WAP;
-       else if (g_str_equal(type, "mms"))
-               context_type = GPRS_CONTEXT_TYPE_MMS;
-       else
+       context_type = gprs_context_string_to_type(type);
+
+       if (context_type == GPRS_CONTEXT_TYPE_INVALID)
                return __ofono_error_invalid_args(msg);
 
        if (ctx->type == context_type)