perf tools: Move dso_* related functions into dso object

Moving dso_* related functions into dso object.

Keeping symbol loading related functions still in the symbol object as
it seems more convenient.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Reviewed-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Namhyung Kim <namhyung@kernel.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1351372712-21104-6-git-send-email-jolsa@redhat.com
[ committer note: Use "symbol.h" instead of <symbol.h> to make it build with O= ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 148 insertions, 0 deletions

diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
new file mode 100644
index 000000000000..e03276940b99
--- /dev/null
+++ b/tools/perf/util/dso.h
@@ -0,0 +1,148 @@
+#ifndef __PERF_DSO
+#define __PERF_DSO
+
+#include <linux/types.h>
+#include <linux/rbtree.h>
+#include "types.h"
+#include "map.h"
+
+enum dso_binary_type {
+	DSO_BINARY_TYPE__KALLSYMS = 0,
+	DSO_BINARY_TYPE__GUEST_KALLSYMS,
+	DSO_BINARY_TYPE__VMLINUX,
+	DSO_BINARY_TYPE__GUEST_VMLINUX,
+	DSO_BINARY_TYPE__JAVA_JIT,
+	DSO_BINARY_TYPE__DEBUGLINK,
+	DSO_BINARY_TYPE__BUILD_ID_CACHE,
+	DSO_BINARY_TYPE__FEDORA_DEBUGINFO,
+	DSO_BINARY_TYPE__UBUNTU_DEBUGINFO,
+	DSO_BINARY_TYPE__BUILDID_DEBUGINFO,
+	DSO_BINARY_TYPE__SYSTEM_PATH_DSO,
+	DSO_BINARY_TYPE__GUEST_KMODULE,
+	DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE,
+	DSO_BINARY_TYPE__NOT_FOUND,
+};
+
+enum dso_kernel_type {
+	DSO_TYPE_USER = 0,
+	DSO_TYPE_KERNEL,
+	DSO_TYPE_GUEST_KERNEL
+};
+
+enum dso_swap_type {
+	DSO_SWAP__UNSET,
+	DSO_SWAP__NO,
+	DSO_SWAP__YES,
+};
+
+#define DSO__SWAP(dso, type, val)			\
+({							\
+	type ____r = val;				\
+	BUG_ON(dso->needs_swap == DSO_SWAP__UNSET);	\
+	if (dso->needs_swap == DSO_SWAP__YES) {		\
+		switch (sizeof(____r)) {		\
+		case 2:					\
+			____r = bswap_16(val);		\
+			break;				\
+		case 4:					\
+			____r = bswap_32(val);		\
+			break;				\
+		case 8:					\
+			____r = bswap_64(val);		\
+			break;				\
+		default:				\
+			BUG_ON(1);			\
+		}					\
+	}						\
+	____r;						\
+})
+
+#define DSO__DATA_CACHE_SIZE 4096
+#define DSO__DATA_CACHE_MASK ~(DSO__DATA_CACHE_SIZE - 1)
+
+struct dso_cache {
+	struct rb_node	rb_node;
+	u64 offset;
+	u64 size;
+	char data[0];
+};
+
+struct dso {
+	struct list_head node;
+	struct rb_root	 symbols[MAP__NR_TYPES];
+	struct rb_root	 symbol_names[MAP__NR_TYPES];
+	struct rb_root	 cache;
+	enum dso_kernel_type	kernel;
+	enum dso_swap_type	needs_swap;
+	enum dso_binary_type	symtab_type;
+	enum dso_binary_type	data_type;
+	u8		 adjust_symbols:1;
+	u8		 has_build_id:1;
+	u8		 hit:1;
+	u8		 annotate_warned:1;
+	u8		 sname_alloc:1;
+	u8		 lname_alloc:1;
+	u8		 sorted_by_name;
+	u8		 loaded;
+	u8		 build_id[BUILD_ID_SIZE];
+	const char	 *short_name;
+	char		 *long_name;
+	u16		 long_name_len;
+	u16		 short_name_len;
+	char		 name[0];
+};
+
+static inline void dso__set_loaded(struct dso *dso, enum map_type type)
+{
+	dso->loaded |= (1 << type);
+}
+
+struct dso *dso__new(const char *name);
+void dso__delete(struct dso *dso);
+
+void dso__set_short_name(struct dso *dso, const char *name);
+void dso__set_long_name(struct dso *dso, char *name);
+
+int dso__name_len(const struct dso *dso);
+
+bool dso__loaded(const struct dso *dso, enum map_type type);
+
+bool dso__sorted_by_name(const struct dso *dso, enum map_type type);
+void dso__set_sorted_by_name(struct dso *dso, enum map_type type);
+void dso__sort_by_name(struct dso *dso, enum map_type type);
+
+void dso__set_build_id(struct dso *dso, void *build_id);
+bool dso__build_id_equal(const struct dso *dso, u8 *build_id);
+void dso__read_running_kernel_build_id(struct dso *dso,
+				       struct machine *machine);
+int dso__kernel_module_get_build_id(struct dso *dso, const char *root_dir);
+
+char dso__symtab_origin(const struct dso *dso);
+int dso__binary_type_file(struct dso *dso, enum dso_binary_type type,
+			  char *root_dir, char *file, size_t size);
+
+int dso__data_fd(struct dso *dso, struct machine *machine);
+ssize_t dso__data_read_offset(struct dso *dso, struct machine *machine,
+			      u64 offset, u8 *data, ssize_t size);
+ssize_t dso__data_read_addr(struct dso *dso, struct map *map,
+			    struct machine *machine, u64 addr,
+			    u8 *data, ssize_t size);
+
+struct map *dso__new_map(const char *name);
+struct dso *dso__kernel_findnew(struct machine *machine, const char *name,
+				const char *short_name, int dso_type);
+
+void dsos__add(struct list_head *head, struct dso *dso);
+struct dso *dsos__find(struct list_head *head, const char *name);
+struct dso *__dsos__findnew(struct list_head *head, const char *name);
+bool __dsos__read_build_ids(struct list_head *head, bool with_hits);
+
+size_t __dsos__fprintf_buildid(struct list_head *head, FILE *fp,
+			       bool with_hits);
+size_t __dsos__fprintf(struct list_head *head, FILE *fp);
+
+size_t dso__fprintf_buildid(struct dso *dso, FILE *fp);
+size_t dso__fprintf_symbols_by_name(struct dso *dso,
+				    enum map_type type, FILE *fp);
+size_t dso__fprintf(struct dso *dso, enum map_type type, FILE *fp);
+#endif /* __PERF_DSO */