NUMA node scanning is now done in an ABI-compatible way

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

diff --git a/lib/internal.h b/lib/internal.h
index a591f5051b68eecea470b87daaf547fd5fffc021..7e101aba8b36d8749d6fccadab6a5b691d102c3c 100644 (file)
--- a/lib/internal.h
+++ b/lib/internal.h
@@ -1,83 +1,41 @@
 /*
- *     The PCI Library -- Internal Include File
+ *     The PCI Library -- Internal Stuff
  *
- *     Copyright (c) 1997--2004 Martin Mares <mj@ucw.cz>
+ *     Copyright (c) 1997--2014 Martin Mares <mj@ucw.cz>
  *
  *     Can be freely distributed and used under the terms of the GNU GPL.
  */
 
-#include "pci.h"
-
-#ifdef __GNUC__
-#define UNUSED __attribute__((unused))
-#else
-#define UNUSED
-#define inline
-#endif
-
-#ifdef HAVE_LINUX_BYTEORDER_H
-
-#include <asm/byteorder.h>
-#define cpu_to_le16 __cpu_to_le16
-#define cpu_to_le32 __cpu_to_le32
-#define le16_to_cpu __le16_to_cpu
-#define le32_to_cpu __le32_to_cpu
-
-#else
-
-#ifdef OS_LINUX
-#include <endian.h>
-#define BYTE_ORDER __BYTE_ORDER
-#define BIG_ENDIAN __BIG_ENDIAN
-#endif
-
-#ifdef OS_FREEBSD
-#include <sys/types.h>
-#endif
-
-#ifdef OS_SUNOS
-#include <sys/byteorder.h>
-#define BIG_ENDIAN 4321
-#ifdef _LITTLE_ENDIAN
-#define BYTE_ORDER 1234
+#include "config.h"
+
+#ifdef PCI_SHARED_LIB
+#define PCI_ABI __attribute__((visibility("default")))
+// Functions, which are bound to externally visible symbols by the versioning
+// mechanism, have to be declared as VERSIONED. Otherwise, GCC with global
+// optimizations is happy to optimize them away, leading to linker failures.
+#define VERSIONED_ABI __attribute__((used)) PCI_ABI
+#ifdef __APPLE__
+#define STATIC_ALIAS(_decl, _for) _decl PCI_ABI { return _for; }
+#define DEFINE_ALIAS(_decl, _for)
+#define SYMBOL_VERSION(_int, _ext)
 #else
-#define BYTE_ORDER 4321
-#endif
-#endif
-
-#ifdef OS_WINDOWS
-#include <sys/param.h>
+#define STATIC_ALIAS(_decl, _for)
+#define DEFINE_ALIAS(_decl, _for) extern _decl __attribute__((alias(#_for)))
+#define SYMBOL_VERSION(_int, _ext) asm(".symver " #_int "," #_ext)
 #endif
-
-#if BYTE_ORDER == BIG_ENDIAN
-#define cpu_to_le16 swab16
-#define cpu_to_le32 swab32
-#define le16_to_cpu swab16
-#define le32_to_cpu swab32
-
-static inline word swab16(word w)
-{
-  return (w << 8) | ((w >> 8) & 0xff);
-}
-
-static inline u32 swab32(u32 w)
-{
-  return ((w & 0xff000000) >> 24) |
-         ((w & 0x00ff0000) >> 8) |
-         ((w & 0x0000ff00) << 8)  |
-         ((w & 0x000000ff) << 24);
-}
 #else
-#define cpu_to_le16(x) (x)
-#define cpu_to_le32(x) (x)
-#define le16_to_cpu(x) (x)
-#define le32_to_cpu(x) (x)
+#define VERSIONED_ABI
+#define STATIC_ALIAS(_decl, _for) _decl { return _for; }
+#define DEFINE_ALIAS(_decl, _for)
+#define SYMBOL_VERSION(_int, _ext)
 #endif
 
-#endif
+#include "pci.h"
+#include "sysdep.h"
 
 struct pci_methods {
   char *name;
+  char *help;
   void (*config)(struct pci_access *);
   int (*detect)(struct pci_access *);
   void (*init)(struct pci_access *);
@@ -86,21 +44,42 @@ struct pci_methods {
   int (*fill_info)(struct pci_dev *, int flags);
   int (*read)(struct pci_dev *, int pos, byte *buf, int len);
   int (*write)(struct pci_dev *, int pos, byte *buf, int len);
+  int (*read_vpd)(struct pci_dev *, int pos, byte *buf, int len);
   void (*init_dev)(struct pci_dev *);
   void (*cleanup_dev)(struct pci_dev *);
 };
 
+/* generic.c */
 void pci_generic_scan_bus(struct pci_access *, byte *busmap, int bus);
 void pci_generic_scan(struct pci_access *);
 int pci_generic_fill_info(struct pci_dev *, int flags);
 int pci_generic_block_read(struct pci_dev *, int pos, byte *buf, int len);
 int pci_generic_block_write(struct pci_dev *, int pos, byte *buf, int len);
 
+/* init.c */
 void *pci_malloc(struct pci_access *, int);
 void pci_mfree(void *);
+char *pci_strdup(struct pci_access *a, const char *s);
 
+/* access.c */
 struct pci_dev *pci_alloc_dev(struct pci_access *);
 int pci_link_dev(struct pci_access *, struct pci_dev *);
 
+int pci_fill_info_v30(struct pci_dev *, int flags) VERSIONED_ABI;
+int pci_fill_info_v31(struct pci_dev *, int flags) VERSIONED_ABI;
+int pci_fill_info_v32(struct pci_dev *, int flags) VERSIONED_ABI;
+int pci_fill_info_v33(struct pci_dev *, int flags) VERSIONED_ABI;
+int pci_fill_info_v34(struct pci_dev *, int flags) VERSIONED_ABI;
+
+/* params.c */
+void pci_define_param(struct pci_access *acc, char *param, char *val, char *help);
+int pci_set_param_internal(struct pci_access *acc, char *param, char *val, int copy);
+void pci_free_params(struct pci_access *acc);
+
+/* caps.c */
+unsigned int pci_scan_caps(struct pci_dev *, unsigned int want_fields);
+void pci_free_caps(struct pci_dev *);
+
 extern struct pci_methods pm_intel_conf1, pm_intel_conf2, pm_linux_proc,
-  pm_fbsd_device, pm_aix_device, pm_nbsd_libpci, pm_dump, pm_linux_sysfs;
+       pm_fbsd_device, pm_aix_device, pm_nbsd_libpci, pm_obsd_device,
+       pm_dump, pm_linux_sysfs, pm_darwin;