First draft of the win32 implementation of iomgr.

Caveats:
-) The win32 pollset isn't threadsafe (yet).
-) Only client code is implemented.
-) Only very simple code has been tested with it yet.

1 files changed, 36 insertions, 1 deletions

diff --git a/src/core/support/log_win32.c b/src/core/support/log_win32.c
index dc8c1d0785..e1cf6fb10a 100644
--- a/src/core/support/log_win32.c
+++ b/src/core/support/log_win32.c
@@ -35,6 +35,7 @@
 
 #ifdef GPR_WIN32
 
+#include <grpc/support/log_win32.h>
 #include <grpc/support/log.h>
 #include <grpc/support/alloc.h>
 #include <stdio.h>
@@ -74,8 +75,42 @@ void gpr_log(const char *file, int line, gpr_log_severity severity,
 
 /* Simple starter implementation */
 void gpr_default_log(gpr_log_func_args *args) {
-  fprintf(stderr, "%s %s:%d: %s\n", gpr_log_severity_string(args->severity),
+  fprintf(stderr, "%s.%u %s:%d: %s\n",
+          gpr_log_severity_string(args->severity), GetCurrentThreadId(),
           args->file, args->line, args->message);
 }
 
+/* Arguable, this could become a public function. But hardly
+ * anything beside the Windows implementation should use
+ * it, so, never mind...*/
+#if defined UNICODE || defined _UNICODE
+static char *tchar_to_char(LPWSTR input) {
+  char *ret;
+  int needed = WideCharToMultiByte(CP_UTF8, 0, input, -1, NULL, 0, NULL, NULL);
+  if (needed == 0) return NULL;
+  ret = gpr_malloc(needed + 1);
+  WideCharToMultiByte(CP_UTF8, 0, input, -1, ret, needed, NULL, NULL);
+  ret[needed] = 0;
+  return ret;
+}
+#else
+static char *tchar_to_char(LPSTR input) {
+  return gpr_strdup(input);
+}
 #endif
+
+char *gpr_format_message(DWORD messageid) {
+  LPTSTR tmessage;
+  char *message;
+  DWORD status = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
+                               FORMAT_MESSAGE_FROM_SYSTEM |
+                               FORMAT_MESSAGE_IGNORE_INSERTS,
+                               NULL, messageid,
+                               MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+                               (LPTSTR)(&tmessage), 0, NULL);
+  message = tchar_to_char(tmessage);
+  LocalFree(tmessage);
+  return message;
+}
+
+#endif  /* GPR_WIN32 */