]>
Commit | Line | Data |
---|---|---|
b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
b1b02673 | 2 | #include <elf.h> |
9486aa38 | 3 | #include <inttypes.h> |
b1b02673 | 4 | #include <sys/ttydefaults.h> |
b1b02673 ACM |
5 | #include <string.h> |
6 | #include <linux/bitops.h> | |
aca7a94d NK |
7 | #include "../../util/util.h" |
8 | #include "../../util/debug.h" | |
9 | #include "../../util/symbol.h" | |
b1b02673 ACM |
10 | #include "../browser.h" |
11 | #include "../helpline.h" | |
a4032536 | 12 | #include "../keysyms.h" |
b1b02673 ACM |
13 | #include "map.h" |
14 | ||
3d689ed6 ACM |
15 | #include "sane_ctype.h" |
16 | ||
b1b02673 ACM |
17 | struct map_browser { |
18 | struct ui_browser b; | |
19 | struct map *map; | |
b1b02673 ACM |
20 | u8 addrlen; |
21 | }; | |
22 | ||
316c7136 | 23 | static void map_browser__write(struct ui_browser *browser, void *nd, int row) |
b1b02673 ACM |
24 | { |
25 | struct symbol *sym = rb_entry(nd, struct symbol, rb_node); | |
316c7136 ACM |
26 | struct map_browser *mb = container_of(browser, struct map_browser, b); |
27 | bool current_entry = ui_browser__is_current_entry(browser, row); | |
469917ce | 28 | int width; |
b1b02673 | 29 | |
316c7136 | 30 | ui_browser__set_percent_color(browser, 0, current_entry); |
517dfdb3 ACM |
31 | ui_browser__printf(browser, "%*" PRIx64 " %*" PRIx64 " %c ", |
32 | mb->addrlen, sym->start, mb->addrlen, sym->end, | |
33 | sym->binding == STB_GLOBAL ? 'g' : | |
34 | sym->binding == STB_LOCAL ? 'l' : 'w'); | |
316c7136 | 35 | width = browser->width - ((mb->addrlen * 2) + 4); |
469917ce | 36 | if (width > 0) |
26270a00 | 37 | ui_browser__write_nstring(browser, sym->name, width); |
b1b02673 ACM |
38 | } |
39 | ||
40 | /* FIXME uber-kludgy, see comment on cmd_report... */ | |
316c7136 | 41 | static u32 *symbol__browser_index(struct symbol *browser) |
b1b02673 | 42 | { |
316c7136 | 43 | return ((void *)browser) - sizeof(struct rb_node) - sizeof(u32); |
b1b02673 ACM |
44 | } |
45 | ||
316c7136 | 46 | static int map_browser__search(struct map_browser *browser) |
b1b02673 ACM |
47 | { |
48 | char target[512]; | |
49 | struct symbol *sym; | |
a4032536 ACM |
50 | int err = ui_browser__input_window("Search by name/addr", |
51 | "Prefix with 0x to search by address", | |
52 | target, "ENTER: OK, ESC: Cancel", 0); | |
53 | if (err != K_ENTER) | |
54 | return -1; | |
b1b02673 ACM |
55 | |
56 | if (target[0] == '0' && tolower(target[1]) == 'x') { | |
57 | u64 addr = strtoull(target, NULL, 16); | |
be39db9f | 58 | sym = map__find_symbol(browser->map, addr); |
b1b02673 | 59 | } else |
be39db9f | 60 | sym = map__find_symbol_by_name(browser->map, target); |
b1b02673 ACM |
61 | |
62 | if (sym != NULL) { | |
63 | u32 *idx = symbol__browser_index(sym); | |
64 | ||
316c7136 ACM |
65 | browser->b.top = &sym->rb_node; |
66 | browser->b.index = browser->b.top_idx = *idx; | |
b1b02673 ACM |
67 | } else |
68 | ui_helpline__fpush("%s not found!", target); | |
69 | ||
70 | return 0; | |
71 | } | |
72 | ||
316c7136 | 73 | static int map_browser__run(struct map_browser *browser) |
b1b02673 | 74 | { |
b50e003d ACM |
75 | int key; |
76 | ||
316c7136 | 77 | if (ui_browser__show(&browser->b, browser->map->dso->long_name, |
7727a925 | 78 | "Press ESC to exit, %s / to search", |
bb963e16 | 79 | verbose > 0 ? "" : "restart with -v to use") < 0) |
b1b02673 ACM |
80 | return -1; |
81 | ||
b1b02673 | 82 | while (1) { |
316c7136 | 83 | key = ui_browser__run(&browser->b, 0); |
b1b02673 | 84 | |
d06f7911 ACM |
85 | switch (key) { |
86 | case '/': | |
bb963e16 | 87 | if (verbose > 0) |
316c7136 | 88 | map_browser__search(browser); |
d06f7911 | 89 | default: |
b1b02673 | 90 | break; |
d06f7911 ACM |
91 | case K_LEFT: |
92 | case K_ESC: | |
93 | case 'q': | |
94 | case CTRL('c'): | |
95 | goto out; | |
96 | } | |
b1b02673 | 97 | } |
d06f7911 | 98 | out: |
316c7136 | 99 | ui_browser__hide(&browser->b); |
b50e003d | 100 | return key; |
b1b02673 ACM |
101 | } |
102 | ||
316c7136 | 103 | int map__browse(struct map *map) |
b1b02673 ACM |
104 | { |
105 | struct map_browser mb = { | |
106 | .b = { | |
316c7136 | 107 | .entries = &map->dso->symbols[map->type], |
b1b02673 ACM |
108 | .refresh = ui_browser__rb_tree_refresh, |
109 | .seek = ui_browser__rb_tree_seek, | |
110 | .write = map_browser__write, | |
111 | }, | |
316c7136 | 112 | .map = map, |
b1b02673 | 113 | }; |
b1b02673 ACM |
114 | struct rb_node *nd; |
115 | char tmp[BITS_PER_LONG / 4]; | |
116 | u64 maxaddr = 0; | |
117 | ||
118 | for (nd = rb_first(mb.b.entries); nd; nd = rb_next(nd)) { | |
119 | struct symbol *pos = rb_entry(nd, struct symbol, rb_node); | |
120 | ||
b1b02673 ACM |
121 | if (maxaddr < pos->end) |
122 | maxaddr = pos->end; | |
bb963e16 | 123 | if (verbose > 0) { |
b1b02673 ACM |
124 | u32 *idx = symbol__browser_index(pos); |
125 | *idx = mb.b.nr_entries; | |
126 | } | |
127 | ++mb.b.nr_entries; | |
128 | } | |
129 | ||
9486aa38 | 130 | mb.addrlen = snprintf(tmp, sizeof(tmp), "%" PRIx64, maxaddr); |
b50e003d | 131 | return map_browser__run(&mb); |
b1b02673 | 132 | } |