nserver: protocol.h: Add sslist.

* nserver/src/protocol.c (sslist): New function.
* nserver/src/protocol.h (sslist): New function declaration.
* nserver/tests/protocol_tests.c (test_sslist): Test fr sslist.
(all_tests): Add test_sslist.

3 files changed, 45 insertions, 0 deletions

diff --git a/nserver/src/protocol.c b/nserver/src/protocol.c
index c771e4e..79a379c 100644
--- a/nserver/src/protocol.c
+++ b/nserver/src/protocol.c
@@ -122,3 +122,33 @@ char *ssdump(char *key)
  error:
     return NULL;
 }
+
+char *sslist()
+{
+    check(hash != NULL, "hash not initiliazed");
+
+    // 1. Get keys.
+    DArray *ks = Hashmap_keys(hash);
+    check(ks != NULL, "error getting keys");
+
+    bstring ks_str = bfromcstr("");
+    check(ks_str != NULL, "error creating keys_str");
+
+    int i, rc;
+    bstring k = NULL;
+    for (i = 0; i < DArray_count(ks); ++i) {
+        k = (bstring) DArray_get(ks, i);
+        check(k != NULL, "k at %d", i);
+
+        rc = bconcat(ks_str, k);
+        check(rc == BSTR_OK, "bstr key concat failed");
+
+        rc = bconchar(ks_str, '\n');
+        check(rc == BSTR_OK, "bstr newline concat failed");
+    }
+
+    return bstr2cstr(ks_str, ' ');
+ error:
+    return NULL;
+}
+
diff --git a/nserver/src/protocol.h b/nserver/src/protocol.h
index 3d357d9..921640c 100644
--- a/nserver/src/protocol.h
+++ b/nserver/src/protocol.h
@@ -1,7 +1,9 @@
 #ifndef _protocol_h
 #define _protocol_h
 
+
 #include <bstrlib.h>
+#include <darray.h>
 #include <hashmap.h>
 #include <stats.h>
 #include <dbg.h>
@@ -11,6 +13,7 @@ int ssdelete(char *key);
 int sssample(char *key, double s);
 double ssmean(char *key);
 char *ssdump(char *key);
+char *sslist();
 
 
 #endif
diff --git a/nserver/tests/protocol_tests.c b/nserver/tests/protocol_tests.c
index 96450be..8309686 100644
--- a/nserver/tests/protocol_tests.c
+++ b/nserver/tests/protocol_tests.c
@@ -86,6 +86,17 @@ char *test_ssdump()
     return NULL;
 }
 
+char *test_sslist()
+{
+    char *ks = sslist();
+    mu_assert(ks != NULL, "sslist failed");
+    mu_assert(strlen(ks) == 19, "length check failed");
+
+    debug("KEYS:\n %s", ks);
+
+    return NULL;
+}
+
 char *test_ssdelete()
 {
     int rc = 0;
@@ -110,6 +121,7 @@ char *all_tests()
     mu_run_test(test_sssample);
     mu_run_test(test_ssmean);
     mu_run_test(test_ssdump);
+    mu_run_test(test_sslist);
     mu_run_test(test_ssdelete);
 
     return NULL;