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