Linux Audio

Check our new training course

Yocto distribution development and maintenance

Need a Yocto distribution for your embedded project?
Loading...
v3.15
  1#include "../libslang.h"
  2#include <elf.h>
  3#include <inttypes.h>
  4#include <sys/ttydefaults.h>
  5#include <string.h>
  6#include <linux/bitops.h>
  7#include "../../util/util.h"
  8#include "../../util/debug.h"
  9#include "../../util/symbol.h"
 10#include "../browser.h"
 11#include "../helpline.h"
 12#include "../keysyms.h"
 13#include "map.h"
 14
 15struct map_browser {
 16	struct ui_browser b;
 17	struct map	  *map;
 18	u8		  addrlen;
 19};
 20
 21static void map_browser__write(struct ui_browser *browser, void *nd, int row)
 22{
 23	struct symbol *sym = rb_entry(nd, struct symbol, rb_node);
 24	struct map_browser *mb = container_of(browser, struct map_browser, b);
 25	bool current_entry = ui_browser__is_current_entry(browser, row);
 26	int width;
 27
 28	ui_browser__set_percent_color(browser, 0, current_entry);
 29	slsmg_printf("%*" PRIx64 " %*" PRIx64 " %c ",
 30		     mb->addrlen, sym->start, mb->addrlen, sym->end,
 31		     sym->binding == STB_GLOBAL ? 'g' :
 32		     sym->binding == STB_LOCAL  ? 'l' : 'w');
 33	width = browser->width - ((mb->addrlen * 2) + 4);
 34	if (width > 0)
 35		slsmg_write_nstring(sym->name, width);
 36}
 37
 38/* FIXME uber-kludgy, see comment on cmd_report... */
 39static u32 *symbol__browser_index(struct symbol *browser)
 40{
 41	return ((void *)browser) - sizeof(struct rb_node) - sizeof(u32);
 42}
 43
 44static int map_browser__search(struct map_browser *browser)
 45{
 46	char target[512];
 47	struct symbol *sym;
 48	int err = ui_browser__input_window("Search by name/addr",
 49					   "Prefix with 0x to search by address",
 50					   target, "ENTER: OK, ESC: Cancel", 0);
 51	if (err != K_ENTER)
 52		return -1;
 53
 54	if (target[0] == '0' && tolower(target[1]) == 'x') {
 55		u64 addr = strtoull(target, NULL, 16);
 56		sym = map__find_symbol(browser->map, addr, NULL);
 57	} else
 58		sym = map__find_symbol_by_name(browser->map, target, NULL);
 59
 60	if (sym != NULL) {
 61		u32 *idx = symbol__browser_index(sym);
 62
 63		browser->b.top = &sym->rb_node;
 64		browser->b.index = browser->b.top_idx = *idx;
 65	} else
 66		ui_helpline__fpush("%s not found!", target);
 67
 68	return 0;
 69}
 70
 71static int map_browser__run(struct map_browser *browser)
 72{
 73	int key;
 74
 75	if (ui_browser__show(&browser->b, browser->map->dso->long_name,
 76			     "Press <- or ESC to exit, %s / to search",
 77			     verbose ? "" : "restart with -v to use") < 0)
 78		return -1;
 79
 80	while (1) {
 81		key = ui_browser__run(&browser->b, 0);
 82
 83		switch (key) {
 84		case '/':
 85			if (verbose)
 86				map_browser__search(browser);
 87		default:
 88			break;
 89                case K_LEFT:
 90                case K_ESC:
 91                case 'q':
 92                case CTRL('c'):
 93                        goto out;
 94		}
 95	}
 96out:
 97	ui_browser__hide(&browser->b);
 98	return key;
 99}
100
101int map__browse(struct map *map)
102{
103	struct map_browser mb = {
104		.b = {
105			.entries = &map->dso->symbols[map->type],
106			.refresh = ui_browser__rb_tree_refresh,
107			.seek	 = ui_browser__rb_tree_seek,
108			.write	 = map_browser__write,
109		},
110		.map = map,
111	};
112	struct rb_node *nd;
113	char tmp[BITS_PER_LONG / 4];
114	u64 maxaddr = 0;
115
116	for (nd = rb_first(mb.b.entries); nd; nd = rb_next(nd)) {
117		struct symbol *pos = rb_entry(nd, struct symbol, rb_node);
118
119		if (maxaddr < pos->end)
120			maxaddr = pos->end;
121		if (verbose) {
122			u32 *idx = symbol__browser_index(pos);
123			*idx = mb.b.nr_entries;
124		}
125		++mb.b.nr_entries;
126	}
127
128	mb.addrlen = snprintf(tmp, sizeof(tmp), "%" PRIx64, maxaddr);
129	return map_browser__run(&mb);
130}
v4.6
 
  1#include <elf.h>
  2#include <inttypes.h>
  3#include <sys/ttydefaults.h>
  4#include <string.h>
  5#include <linux/bitops.h>
  6#include "../../util/util.h"
  7#include "../../util/debug.h"
  8#include "../../util/symbol.h"
  9#include "../browser.h"
 10#include "../helpline.h"
 11#include "../keysyms.h"
 12#include "map.h"
 13
 14struct map_browser {
 15	struct ui_browser b;
 16	struct map	  *map;
 17	u8		  addrlen;
 18};
 19
 20static void map_browser__write(struct ui_browser *browser, void *nd, int row)
 21{
 22	struct symbol *sym = rb_entry(nd, struct symbol, rb_node);
 23	struct map_browser *mb = container_of(browser, struct map_browser, b);
 24	bool current_entry = ui_browser__is_current_entry(browser, row);
 25	int width;
 26
 27	ui_browser__set_percent_color(browser, 0, current_entry);
 28	ui_browser__printf(browser, "%*" PRIx64 " %*" PRIx64 " %c ",
 29			   mb->addrlen, sym->start, mb->addrlen, sym->end,
 30			   sym->binding == STB_GLOBAL ? 'g' :
 31				sym->binding == STB_LOCAL  ? 'l' : 'w');
 32	width = browser->width - ((mb->addrlen * 2) + 4);
 33	if (width > 0)
 34		ui_browser__write_nstring(browser, sym->name, width);
 35}
 36
 37/* FIXME uber-kludgy, see comment on cmd_report... */
 38static u32 *symbol__browser_index(struct symbol *browser)
 39{
 40	return ((void *)browser) - sizeof(struct rb_node) - sizeof(u32);
 41}
 42
 43static int map_browser__search(struct map_browser *browser)
 44{
 45	char target[512];
 46	struct symbol *sym;
 47	int err = ui_browser__input_window("Search by name/addr",
 48					   "Prefix with 0x to search by address",
 49					   target, "ENTER: OK, ESC: Cancel", 0);
 50	if (err != K_ENTER)
 51		return -1;
 52
 53	if (target[0] == '0' && tolower(target[1]) == 'x') {
 54		u64 addr = strtoull(target, NULL, 16);
 55		sym = map__find_symbol(browser->map, addr, NULL);
 56	} else
 57		sym = map__find_symbol_by_name(browser->map, target, NULL);
 58
 59	if (sym != NULL) {
 60		u32 *idx = symbol__browser_index(sym);
 61
 62		browser->b.top = &sym->rb_node;
 63		browser->b.index = browser->b.top_idx = *idx;
 64	} else
 65		ui_helpline__fpush("%s not found!", target);
 66
 67	return 0;
 68}
 69
 70static int map_browser__run(struct map_browser *browser)
 71{
 72	int key;
 73
 74	if (ui_browser__show(&browser->b, browser->map->dso->long_name,
 75			     "Press ESC to exit, %s / to search",
 76			     verbose ? "" : "restart with -v to use") < 0)
 77		return -1;
 78
 79	while (1) {
 80		key = ui_browser__run(&browser->b, 0);
 81
 82		switch (key) {
 83		case '/':
 84			if (verbose)
 85				map_browser__search(browser);
 86		default:
 87			break;
 88                case K_LEFT:
 89                case K_ESC:
 90                case 'q':
 91                case CTRL('c'):
 92                        goto out;
 93		}
 94	}
 95out:
 96	ui_browser__hide(&browser->b);
 97	return key;
 98}
 99
100int map__browse(struct map *map)
101{
102	struct map_browser mb = {
103		.b = {
104			.entries = &map->dso->symbols[map->type],
105			.refresh = ui_browser__rb_tree_refresh,
106			.seek	 = ui_browser__rb_tree_seek,
107			.write	 = map_browser__write,
108		},
109		.map = map,
110	};
111	struct rb_node *nd;
112	char tmp[BITS_PER_LONG / 4];
113	u64 maxaddr = 0;
114
115	for (nd = rb_first(mb.b.entries); nd; nd = rb_next(nd)) {
116		struct symbol *pos = rb_entry(nd, struct symbol, rb_node);
117
118		if (maxaddr < pos->end)
119			maxaddr = pos->end;
120		if (verbose) {
121			u32 *idx = symbol__browser_index(pos);
122			*idx = mb.b.nr_entries;
123		}
124		++mb.b.nr_entries;
125	}
126
127	mb.addrlen = snprintf(tmp, sizeof(tmp), "%" PRIx64, maxaddr);
128	return map_browser__run(&mb);
129}