fwp/mngr/fwp_foreach.h

   1 #ifndef FWP_FOREACH_H
   2 #define FWP_FOREACH_H
   3
   4 #include <fwp_participant.h>
   5 #include "fwp_participant_table.h"
   6
   7 struct foreach_contract {
   8         fwp_participant_t *participant;    /**< Current participant */
   9         fwp_contract_data_t *contdata;     /**< Current contract */
  10         fwp_contract_data_t *contdata_new; /**< The contract being negotiated */
  11 };
  12
  13 static inline fwp_contract_data_t *foreach_contract_begin(struct foreach_contract *fec)
  14 {
  15         fec->contdata = NULL;
  16         fec->participant = fwp_participant_table_foreach_begin();
  17         while (1) {
  18                 if (fec->participant) {
  19                         fec->contdata= fwp_contract_table_foreach_begin
  20                                         (&fec->participant->contract_table);
  21                 } else {
  22                         break;
  23                 }
  24                 if (fec->contdata == NULL) {
  25                         fwp_contract_table_foreach_end(&fec->participant->contract_table);
  26                         fec->participant = fwp_participant_table_foreach_next(fec->participant);
  27                         continue;
  28                 }
  29                 break;
  30         };
  31
  32         if (fec->contdata == NULL) {
  33                 fwp_participant_table_foreach_end();
  34                 fec->contdata = fec->contdata_new;
  35         }
  36         return fec->contdata;
  37 }
  38
  39 static inline fwp_contract_data_t *foreach_contract_next(struct foreach_contract *fec)
  40 {
  41         if (fec->contdata == fec->contdata_new) {
  42                 /* This was the last contract */
  43                 return NULL;
  44         }
  45         fec->contdata=fwp_contract_table_foreach_next(&fec->participant->contract_table,
  46                                                         fec->contdata);
  47         while (1) {
  48                 if (fec->contdata == NULL) {
  49                         fwp_contract_table_foreach_end(&fec->participant->contract_table);
  50                         fec->participant = fwp_participant_table_foreach_next(fec->participant);
  51                         if (fec->participant == NULL) {
  52                                 break;
  53                         }
  54                         fec->contdata= fwp_contract_table_foreach_begin(
  55                                                 &fec->participant->contract_table);
  56                         continue;
  57                 }
  58                 break;
  59         };
  60
  61         if (fec->contdata == NULL) {
  62                 fwp_participant_table_foreach_end();
  63                 fec->contdata = fec->contdata_new;
  64         }
  65         return fec->contdata;
  66 }
  67
  68 #endif