[PATCH mig] Server routines: ensure that strings in the request are null terminated before calling the server routine

[Flavio Cruz]

---
 server.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/server.c b/server.c
index 8da231c..9d25573 100644
--- a/server.c
+++ b/server.c
@@ -766,6 +766,14 @@ WriteExtractArg(FILE *file, const argument_t *arg)
            WriteInitializeCount(file, arg);
     }
 
+    /* Ensure strings are null-terminated */
+    const ipc_type_t *it = arg->argType;
+    if (akCheck(arg->argKind, akbSend) && it->itString && !it->itVarArray) {
+       const size_t total_bytes = (it->itSize * it->itNumber)/8;
+       fprintf(file, "\t/* Ensure %s is null-terminated */\n", 
arg->argVarName);
+       fprintf(file, "\t%s[%d] = \'\\0\';\n", InArgMsgField(arg), total_bytes 
- 1);
+    }
+
     if (akCheckAll(arg->argKind, akbReturnSnd|akbPointer))
        WriteInitializePtr(file, arg);
     if (akCheckAll(arg->argKind, akbSendRcv|akbPointer)) {
-- 
2.47.2