61 lines
2.9 KiB
C
61 lines
2.9 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=8 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ WITHOUT ANY WARRANTY; without even the implied warranty of │
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│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#ifndef COSMOPOLITAN_LIBC_SYMBOLS_H_
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#define COSMOPOLITAN_LIBC_SYMBOLS_H_
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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#include "libc/elf/elf.h"
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#include "libc/runtime/ezmap.h"
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COSMOPOLITAN_C_START_
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struct Symbol {
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unsigned addr_rva;
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unsigned name_rva;
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};
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struct SymbolTable {
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union {
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struct MappedFile mf;
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struct {
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int64_t fd;
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struct Elf64_Ehdr *elf;
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size_t elfsize;
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};
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};
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size_t scratch;
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size_t count;
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intptr_t addr_base;
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intptr_t addr_end;
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const char *name_base;
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struct Symbol symbols[];
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};
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struct SymbolTable *getsymboltable(void);
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const char *findcombinary(void);
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const char *finddebugbinary(void);
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struct SymbolTable *opensymboltable(const char *) nodiscard;
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int closesymboltable(struct SymbolTable **);
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const struct Symbol *bisectsymbol(struct SymbolTable *, intptr_t, int64_t *);
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const char *getsymbolname(struct SymbolTable *, const struct Symbol *);
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void __hook(void (*)(void), struct SymbolTable *);
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COSMOPOLITAN_C_END_
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#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_LIBC_SYMBOLS_H_ */
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