[tor-commits] [tor/master] Add a function to make sure all values in a config object are ok

[dgoulet@xxxxxxxxxxxxxx]

commit a114df9a040dbdedfc89f7d2ff777476e204a2cf
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Wed Jun 19 16:06:15 2019 -0400

    Add a function to make sure all values in a config object are ok
---
 src/app/config/confparse.c | 18 ++++++++++++++++++
 src/app/config/confparse.h |  2 ++
 2 files changed, 20 insertions(+)

diff --git a/src/app/config/confparse.c b/src/app/config/confparse.c
index b9b5fddb9..2890d8c81 100644
--- a/src/app/config/confparse.c
+++ b/src/app/config/confparse.c
@@ -673,3 +673,21 @@ config_dump(const config_format_t *fmt, const void *default_options,
   }
   return result;
 }
+
+/**
+ * Return true if every member of <b>options</b> is in-range and well-formed.
+ * Return false otherwise.  Log errors at level <b>severity</b>.
+ */
+bool
+config_check_ok(const config_format_t *fmt, const void *options, int severity)
+{
+  bool all_ok = true;
+  for (int i=0; fmt->vars[i].member.name; ++i) {
+    if (!struct_var_ok(options, &fmt->vars[i].member)) {
+      log_fn(severity, LD_BUG, "Invalid value for %s",
+             fmt->vars[i].member.name);
+      all_ok = false;
+    }
+  }
+  return all_ok;
+}
diff --git a/src/app/config/confparse.h b/src/app/config/confparse.h
index 4ef4e708f..b91ea1c13 100644
--- a/src/app/config/confparse.h
+++ b/src/app/config/confparse.h
@@ -138,6 +138,8 @@ void *config_dup(const config_format_t *fmt, const void *old);
 char *config_dump(const config_format_t *fmt, const void *default_options,
                   const void *options, int minimal,
                   int comment_defaults);
+bool config_check_ok(const config_format_t *fmt, const void *options,
+                     int severity);
 int config_assign(const config_format_t *fmt, void *options,
                   struct config_line_t *list,
                   unsigned flags, char **msg);



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