Added a simple infrastructure for setting of arbitrary parameters.

[thirdparty/pciutils.git] / lib / pci.h

diff --git a/lib/pci.h b/lib/pci.h
index 9bf80223cb0adf3b9208af349c5789f97df0c8cf..1540ee127472ddd3765b90a4475afc4418906ac5 100644 (file)
--- a/lib/pci.h
+++ b/lib/pci.h
@@ -65,6 +65,7 @@ struct pci_access {
 
   /* Fields used internally: */
   struct pci_methods *methods;
+  struct pci_param *params;
   struct id_entry **id_hash;           /* names.c */
   struct id_bucket *current_id_bucket;
   int id_load_failed;
@@ -85,6 +86,22 @@ void pci_scan_bus(struct pci_access *acc);
 struct pci_dev *pci_get_dev(struct pci_access *acc, int domain, int bus, int dev, int func); /* Raw access to specified device */
 void pci_free_dev(struct pci_dev *);
 
+/*
+ *     Named parameters
+ */
+
+struct pci_param {
+  struct pci_param *next;              /* Please use pci_walk_params() for traversing the list */
+  char *param;                         /* Name of the parameter */
+  char *value;                         /* Value of the parameter */
+  int value_malloced;                  /* used internally */
+};
+
+char *pci_get_param(struct pci_access *acc, char *param);
+int pci_set_param(struct pci_access *acc, char *param, char *value);   /* 0 on success, -1 if no such parameter */
+/* To traverse the list, call pci_walk_params repeatedly, first with prev=NULL, and do not modify the parameters during traversal. */
+struct pci_param *pci_walk_params(struct pci_access *acc, struct pci_param *prev);
+
 /*
  *     Devices
  */