Commit 3ba75811 authored by Mike Perry's avatar Mike Perry Committed by George Kadianakis
Browse files

Provide a smartlist reverse-order traversal. 



We need this for padding negotiation so that we can have later machine
revisions supercede earlier ones.

Co-authored-by: default avatarGeorge Kadianakis <desnacked@riseup.net>
parent 99713b17

src/lib/smartlist_core/smartlist_foreach.h

+8 −0
Original line number Diff line number Diff line
@@ -83,6 +83,14 @@ 
         ++var ## _sl_idx) {                                    \

      var = (sl)->list[var ## _sl_idx];



#define SMARTLIST_FOREACH_REVERSE_BEGIN(sl, type, var)  \

  STMT_BEGIN                                                       \

    int var ## _sl_idx, var ## _sl_len=(sl)->num_used;             \

    type var;                                                      \

    for (var ## _sl_idx = var ## _sl_len-1; var ## _sl_idx >= 0;   \

         --var ## _sl_idx) {                                       \

      var = (sl)->list[var ## _sl_idx];



#define SMARTLIST_FOREACH_END(var)              \

    var = NULL;                                 \

    (void) var ## _sl_idx;                      \