// SPDX-License-Identifier: GPL-2.0#include <elf.h>#include <inttypes.h>#include <sys/ttydefaults.h>#include <stdlib.h>#include <string.h>#include <linux/bitops.h>#include "../../util/debug.h"#include "../../util/map.h"#include "../../util/dso.h"#include "../../util/symbol.h"#include "../browser.h"#include "../helpline.h"#include "../keysyms.h"#include "map.h" #include <linux/ctype.h> struct map_browser {	struct ui_browser b;	struct map	  *map;	u8		  addrlen;}; static void map_browser__write(struct ui_browser *browser, void *nd, int row){	struct symbol *sym = rb_entry(nd, struct symbol, rb_node);	struct map_browser *mb = container_of(browser, struct map_browser, b);	bool current_entry = ui_browser__is_current_entry(browser, row);	int width; 	ui_browser__set_percent_color(browser, 0, current_entry);	ui_browser__printf(browser, "%*" PRIx64 " %*" PRIx64 " %c ",			   mb->addrlen, sym->start, mb->addrlen, sym->end,			   symbol__binding(sym) == STB_GLOBAL ? 'g' :				symbol__binding(sym) == STB_LOCAL  ? 'l' : 'w');	width = browser->width - ((mb->addrlen * 2) + 4);	if (width > 0)		ui_browser__write_nstring(browser, sym->name, width);} /* FIXME uber-kludgy, see comment on cmd_report... */static u32 *symbol__browser_index(struct symbol *browser){	return ((void *)browser) - sizeof(struct rb_node) - sizeof(u32);} static int map_browser__search(struct map_browser *browser){	char target[512];	struct symbol *sym;	int err = ui_browser__input_window("Search by name/addr",					   "Prefix with 0x to search by address",					   target, "ENTER: OK, ESC: Cancel", 0);	if (err != K_ENTER)		return -1; 	if (target[0] == '0' && tolower(target[1]) == 'x') {		u64 addr = strtoull(target, NULL, 16);		sym = map__find_symbol(browser->map, addr);	} else		sym = map__find_symbol_by_name(browser->map, target); 	if (sym != NULL) {		u32 *idx = symbol__browser_index(sym); 		browser->b.top = &sym->rb_node;		browser->b.index = browser->b.top_idx = *idx;	} else		ui_helpline__fpush("%s not found!", target); 	return 0;} static int map_browser__run(struct map_browser *browser){	int key; 	if (ui_browser__show(&browser->b, dso__long_name(map__dso(browser->map)),			     "Press ESC to exit, %s / to search",			     verbose > 0 ? "" : "restart with -v to use") < 0)		return -1; 	while (1) {		key = ui_browser__run(&browser->b, 0); 		switch (key) {		case '/':			if (verbose > 0)				map_browser__search(browser);			/* fall thru */		default:			ui_browser__warn_unhandled_hotkey(&browser->b, key, 0, NULL);			continue;                case K_LEFT:                case K_ESC:                case 'q':                case CTRL('c'):                        goto out;		}	}out:	ui_browser__hide(&browser->b);	return key;} int map__browse(struct map *map){	struct map_browser mb = {		.b = {			.entries = dso__symbols(map__dso(map)),			.refresh = ui_browser__rb_tree_refresh,			.seek	 = ui_browser__rb_tree_seek,			.write	 = map_browser__write,		},		.map = map,	};	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 > 0) {			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);}