terom@30: /*
terom@30:  * On-disk structs
terom@30:  */
terom@30: 
terom@30: #pragma pack(push)
terom@30: #pragma pack(1)
terom@30: 
terom@30: struct cache_nest_header {
terom@30:     u_int32_t        next_offset;
terom@30: };
terom@30: 
terom@30: int _cache_nest_assign_op (struct cache *ctx, struct cache_op *op_info, struct cache_nest **nest_info) {
terom@30:     for (int i = 0; i < CACHE_NEST_COUNT; i++) {
terom@30:         if (ctx->nests[i].op == NULL) {
terom@30:             // found an unused nest
terom@30:             ctx->nests[i].op = op_info;
terom@30:             *nest_info = ctx->nests[i].op;
terom@30: 
terom@30:             return 0;
terom@30:         }
terom@30:     }
terom@30:     
terom@30:     // no unused nests
terom@30:     return -1;
terom@30: }
terom@30: