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1#include "../libslang.h"
2#include <elf.h>
3#include <newt.h>
4#include <inttypes.h>
5#include <sys/ttydefaults.h>
6#include <string.h>
7#include <linux/bitops.h>
8#include "../../util/util.h"
9#include "../../util/debug.h"
10#include "../../util/symbol.h"
11#include "../browser.h"
12#include "../helpline.h"
13#include "map.h"
14
15static int ui_entry__read(const char *title, char *bf, size_t size, int width)
16{
17 struct newtExitStruct es;
18 newtComponent form, entry;
19 const char *result;
20 int err = -1;
21
22 newtCenteredWindow(width, 1, title);
23 form = newtForm(NULL, NULL, 0);
24 if (form == NULL)
25 return -1;
26
27 entry = newtEntry(0, 0, "0x", width, &result, NEWT_FLAG_SCROLL);
28 if (entry == NULL)
29 goto out_free_form;
30
31 newtFormAddComponent(form, entry);
32 newtFormAddHotKey(form, NEWT_KEY_ENTER);
33 newtFormAddHotKey(form, NEWT_KEY_ESCAPE);
34 newtFormAddHotKey(form, NEWT_KEY_LEFT);
35 newtFormAddHotKey(form, CTRL('c'));
36 newtFormRun(form, &es);
37
38 if (result != NULL) {
39 strncpy(bf, result, size);
40 err = 0;
41 }
42out_free_form:
43 newtPopWindow();
44 newtFormDestroy(form);
45 return err;
46}
47
48struct map_browser {
49 struct ui_browser b;
50 struct map *map;
51 u8 addrlen;
52};
53
54static void map_browser__write(struct ui_browser *self, void *nd, int row)
55{
56 struct symbol *sym = rb_entry(nd, struct symbol, rb_node);
57 struct map_browser *mb = container_of(self, struct map_browser, b);
58 bool current_entry = ui_browser__is_current_entry(self, row);
59 int width;
60
61 ui_browser__set_percent_color(self, 0, current_entry);
62 slsmg_printf("%*" PRIx64 " %*" PRIx64 " %c ",
63 mb->addrlen, sym->start, mb->addrlen, sym->end,
64 sym->binding == STB_GLOBAL ? 'g' :
65 sym->binding == STB_LOCAL ? 'l' : 'w');
66 width = self->width - ((mb->addrlen * 2) + 4);
67 if (width > 0)
68 slsmg_write_nstring(sym->name, width);
69}
70
71/* FIXME uber-kludgy, see comment on cmd_report... */
72static u32 *symbol__browser_index(struct symbol *self)
73{
74 return ((void *)self) - sizeof(struct rb_node) - sizeof(u32);
75}
76
77static int map_browser__search(struct map_browser *self)
78{
79 char target[512];
80 struct symbol *sym;
81 int err = ui_entry__read("Search by name/addr", target, sizeof(target), 40);
82
83 if (err)
84 return err;
85
86 if (target[0] == '0' && tolower(target[1]) == 'x') {
87 u64 addr = strtoull(target, NULL, 16);
88 sym = map__find_symbol(self->map, addr, NULL);
89 } else
90 sym = map__find_symbol_by_name(self->map, target, NULL);
91
92 if (sym != NULL) {
93 u32 *idx = symbol__browser_index(sym);
94
95 self->b.top = &sym->rb_node;
96 self->b.index = self->b.top_idx = *idx;
97 } else
98 ui_helpline__fpush("%s not found!", target);
99
100 return 0;
101}
102
103static int map_browser__run(struct map_browser *self)
104{
105 int key;
106
107 if (ui_browser__show(&self->b, self->map->dso->long_name,
108 "Press <- or ESC to exit, %s / to search",
109 verbose ? "" : "restart with -v to use") < 0)
110 return -1;
111
112 while (1) {
113 key = ui_browser__run(&self->b, 0);
114
115 if (verbose && key == '/')
116 map_browser__search(self);
117 else
118 break;
119 }
120
121 ui_browser__hide(&self->b);
122 return key;
123}
124
125int map__browse(struct map *self)
126{
127 struct map_browser mb = {
128 .b = {
129 .entries = &self->dso->symbols[self->type],
130 .refresh = ui_browser__rb_tree_refresh,
131 .seek = ui_browser__rb_tree_seek,
132 .write = map_browser__write,
133 },
134 .map = self,
135 };
136 struct rb_node *nd;
137 char tmp[BITS_PER_LONG / 4];
138 u64 maxaddr = 0;
139
140 for (nd = rb_first(mb.b.entries); nd; nd = rb_next(nd)) {
141 struct symbol *pos = rb_entry(nd, struct symbol, rb_node);
142
143 if (maxaddr < pos->end)
144 maxaddr = pos->end;
145 if (verbose) {
146 u32 *idx = symbol__browser_index(pos);
147 *idx = mb.b.nr_entries;
148 }
149 ++mb.b.nr_entries;
150 }
151
152 mb.addrlen = snprintf(tmp, sizeof(tmp), "%" PRIx64, maxaddr);
153 return map_browser__run(&mb);
154}
1// SPDX-License-Identifier: GPL-2.0
2#include <elf.h>
3#include <inttypes.h>
4#include <sys/ttydefaults.h>
5#include <stdlib.h>
6#include <string.h>
7#include <linux/bitops.h>
8#include "../../util/debug.h"
9#include "../../util/map.h"
10#include "../../util/dso.h"
11#include "../../util/symbol.h"
12#include "../browser.h"
13#include "../helpline.h"
14#include "../keysyms.h"
15#include "map.h"
16
17#include <linux/ctype.h>
18
19struct map_browser {
20 struct ui_browser b;
21 struct map *map;
22 u8 addrlen;
23};
24
25static void map_browser__write(struct ui_browser *browser, void *nd, int row)
26{
27 struct symbol *sym = rb_entry(nd, struct symbol, rb_node);
28 struct map_browser *mb = container_of(browser, struct map_browser, b);
29 bool current_entry = ui_browser__is_current_entry(browser, row);
30 int width;
31
32 ui_browser__set_percent_color(browser, 0, current_entry);
33 ui_browser__printf(browser, "%*" PRIx64 " %*" PRIx64 " %c ",
34 mb->addrlen, sym->start, mb->addrlen, sym->end,
35 sym->binding == STB_GLOBAL ? 'g' :
36 sym->binding == STB_LOCAL ? 'l' : 'w');
37 width = browser->width - ((mb->addrlen * 2) + 4);
38 if (width > 0)
39 ui_browser__write_nstring(browser, sym->name, width);
40}
41
42/* FIXME uber-kludgy, see comment on cmd_report... */
43static u32 *symbol__browser_index(struct symbol *browser)
44{
45 return ((void *)browser) - sizeof(struct rb_node) - sizeof(u32);
46}
47
48static int map_browser__search(struct map_browser *browser)
49{
50 char target[512];
51 struct symbol *sym;
52 int err = ui_browser__input_window("Search by name/addr",
53 "Prefix with 0x to search by address",
54 target, "ENTER: OK, ESC: Cancel", 0);
55 if (err != K_ENTER)
56 return -1;
57
58 if (target[0] == '0' && tolower(target[1]) == 'x') {
59 u64 addr = strtoull(target, NULL, 16);
60 sym = map__find_symbol(browser->map, addr);
61 } else
62 sym = map__find_symbol_by_name(browser->map, target);
63
64 if (sym != NULL) {
65 u32 *idx = symbol__browser_index(sym);
66
67 browser->b.top = &sym->rb_node;
68 browser->b.index = browser->b.top_idx = *idx;
69 } else
70 ui_helpline__fpush("%s not found!", target);
71
72 return 0;
73}
74
75static int map_browser__run(struct map_browser *browser)
76{
77 int key;
78
79 if (ui_browser__show(&browser->b, dso__long_name(map__dso(browser->map)),
80 "Press ESC to exit, %s / to search",
81 verbose > 0 ? "" : "restart with -v to use") < 0)
82 return -1;
83
84 while (1) {
85 key = ui_browser__run(&browser->b, 0);
86
87 switch (key) {
88 case '/':
89 if (verbose > 0)
90 map_browser__search(browser);
91 default:
92 break;
93 case K_LEFT:
94 case K_ESC:
95 case 'q':
96 case CTRL('c'):
97 goto out;
98 }
99 }
100out:
101 ui_browser__hide(&browser->b);
102 return key;
103}
104
105int map__browse(struct map *map)
106{
107 struct map_browser mb = {
108 .b = {
109 .entries = dso__symbols(map__dso(map)),
110 .refresh = ui_browser__rb_tree_refresh,
111 .seek = ui_browser__rb_tree_seek,
112 .write = map_browser__write,
113 },
114 .map = map,
115 };
116 struct rb_node *nd;
117 char tmp[BITS_PER_LONG / 4];
118 u64 maxaddr = 0;
119
120 for (nd = rb_first(mb.b.entries); nd; nd = rb_next(nd)) {
121 struct symbol *pos = rb_entry(nd, struct symbol, rb_node);
122
123 if (maxaddr < pos->end)
124 maxaddr = pos->end;
125 if (verbose > 0) {
126 u32 *idx = symbol__browser_index(pos);
127 *idx = mb.b.nr_entries;
128 }
129 ++mb.b.nr_entries;
130 }
131
132 mb.addrlen = snprintf(tmp, sizeof(tmp), "%" PRIx64, maxaddr);
133 return map_browser__run(&mb);
134}