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authorNamhyung Kim <namhyung@gmail.com>2012-04-04 00:14:26 -0700
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-04-11 17:16:40 -0300
commitaca7a94d6a59d6bf2600768e752f971c6cc0ab57 (patch)
tree801b40ba5cb8aba9d3d0842a3d87c741b97f58f2 /tools/perf/ui/browsers/map.c
parenta31b7cc083b1d3d15bd475729fc4471685ebc5f6 (diff)
downloadvexpress-lsk-aca7a94d6a59d6bf2600768e752f971c6cc0ab57.tar.gz
perf tools: Move UI bits to tools/perf/ui directory
Move those files to new directory in order to be prepared to further UI work. Makefile and header file pathes are adjusted accordingly. Signed-off-by: Namhyung Kim <namhyung.kim@lge.com> Suggested-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Acked-by: Pekka Enberg <penberg@kernel.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung.kim@lge.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Pekka Enberg <penberg@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl Link: http://lkml.kernel.org/r/1333523666-12057-1-git-send-email-namhyung.kim@lge.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/ui/browsers/map.c')
-rw-r--r--tools/perf/ui/browsers/map.c154
1 files changed, 154 insertions, 0 deletions
diff --git a/tools/perf/ui/browsers/map.c b/tools/perf/ui/browsers/map.c
new file mode 100644
index 00000000000..98851d55a53
--- /dev/null
+++ b/tools/perf/ui/browsers/map.c
@@ -0,0 +1,154 @@
+#include "../libslang.h"
+#include <elf.h>
+#include <newt.h>
+#include <inttypes.h>
+#include <sys/ttydefaults.h>
+#include <string.h>
+#include <linux/bitops.h>
+#include "../../util/util.h"
+#include "../../util/debug.h"
+#include "../../util/symbol.h"
+#include "../browser.h"
+#include "../helpline.h"
+#include "map.h"
+
+static int ui_entry__read(const char *title, char *bf, size_t size, int width)
+{
+ struct newtExitStruct es;
+ newtComponent form, entry;
+ const char *result;
+ int err = -1;
+
+ newtCenteredWindow(width, 1, title);
+ form = newtForm(NULL, NULL, 0);
+ if (form == NULL)
+ return -1;
+
+ entry = newtEntry(0, 0, "0x", width, &result, NEWT_FLAG_SCROLL);
+ if (entry == NULL)
+ goto out_free_form;
+
+ newtFormAddComponent(form, entry);
+ newtFormAddHotKey(form, NEWT_KEY_ENTER);
+ newtFormAddHotKey(form, NEWT_KEY_ESCAPE);
+ newtFormAddHotKey(form, NEWT_KEY_LEFT);
+ newtFormAddHotKey(form, CTRL('c'));
+ newtFormRun(form, &es);
+
+ if (result != NULL) {
+ strncpy(bf, result, size);
+ err = 0;
+ }
+out_free_form:
+ newtPopWindow();
+ newtFormDestroy(form);
+ return err;
+}
+
+struct map_browser {
+ struct ui_browser b;
+ struct map *map;
+ u8 addrlen;
+};
+
+static void map_browser__write(struct ui_browser *self, void *nd, int row)
+{
+ struct symbol *sym = rb_entry(nd, struct symbol, rb_node);
+ struct map_browser *mb = container_of(self, struct map_browser, b);
+ bool current_entry = ui_browser__is_current_entry(self, row);
+ int width;
+
+ ui_browser__set_percent_color(self, 0, current_entry);
+ slsmg_printf("%*" PRIx64 " %*" PRIx64 " %c ",
+ mb->addrlen, sym->start, mb->addrlen, sym->end,
+ sym->binding == STB_GLOBAL ? 'g' :
+ sym->binding == STB_LOCAL ? 'l' : 'w');
+ width = self->width - ((mb->addrlen * 2) + 4);
+ if (width > 0)
+ slsmg_write_nstring(sym->name, width);
+}
+
+/* FIXME uber-kludgy, see comment on cmd_report... */
+static u32 *symbol__browser_index(struct symbol *self)
+{
+ return ((void *)self) - sizeof(struct rb_node) - sizeof(u32);
+}
+
+static int map_browser__search(struct map_browser *self)
+{
+ char target[512];
+ struct symbol *sym;
+ int err = ui_entry__read("Search by name/addr", target, sizeof(target), 40);
+
+ if (err)
+ return err;
+
+ if (target[0] == '0' && tolower(target[1]) == 'x') {
+ u64 addr = strtoull(target, NULL, 16);
+ sym = map__find_symbol(self->map, addr, NULL);
+ } else
+ sym = map__find_symbol_by_name(self->map, target, NULL);
+
+ if (sym != NULL) {
+ u32 *idx = symbol__browser_index(sym);
+
+ self->b.top = &sym->rb_node;
+ self->b.index = self->b.top_idx = *idx;
+ } else
+ ui_helpline__fpush("%s not found!", target);
+
+ return 0;
+}
+
+static int map_browser__run(struct map_browser *self)
+{
+ int key;
+
+ if (ui_browser__show(&self->b, self->map->dso->long_name,
+ "Press <- or ESC to exit, %s / to search",
+ verbose ? "" : "restart with -v to use") < 0)
+ return -1;
+
+ while (1) {
+ key = ui_browser__run(&self->b, 0);
+
+ if (verbose && key == '/')
+ map_browser__search(self);
+ else
+ break;
+ }
+
+ ui_browser__hide(&self->b);
+ return key;
+}
+
+int map__browse(struct map *self)
+{
+ struct map_browser mb = {
+ .b = {
+ .entries = &self->dso->symbols[self->type],
+ .refresh = ui_browser__rb_tree_refresh,
+ .seek = ui_browser__rb_tree_seek,
+ .write = map_browser__write,
+ },
+ .map = self,
+ };
+ struct rb_node *nd;
+ char tmp[BITS_PER_LONG / 4];
+ u64 maxaddr = 0;
+
+ for (nd = rb_first(mb.b.entries); nd; nd = rb_next(nd)) {
+ struct symbol *pos = rb_entry(nd, struct symbol, rb_node);
+
+ if (maxaddr < pos->end)
+ maxaddr = pos->end;
+ if (verbose) {
+ u32 *idx = symbol__browser_index(pos);
+ *idx = mb.b.nr_entries;
+ }
+ ++mb.b.nr_entries;
+ }
+
+ mb.addrlen = snprintf(tmp, sizeof(tmp), "%" PRIx64, maxaddr);
+ return map_browser__run(&mb);
+}