From 0df2e277fb56902e4a6bc0498b4a33a89dc866f2 Mon Sep 17 00:00:00 2001 From: tracer-ysyx Date: Fri, 15 Mar 2024 14:34:01 +0800 Subject: [PATCH] =?UTF-8?q?>=20compile=20NEMU=20ysyx=5F22040000=20?= =?UTF-8?q?=E6=9D=8E=E5=BF=83=E6=9D=A8=20Linux=20calcite=206.6.19=20#1-Nix?= =?UTF-8?q?OS=20SMP=20PREEMPT=5FDYNAMIC=20Fri=20Mar=20=201=2012:35:11=20UT?= =?UTF-8?q?C=202024=20x86=5F64=20GNU/Linux=20=2014:34:01=20=20up=202=20day?= =?UTF-8?q?s=20=204:10,=20=202=20users,=20=20load=20average:=200.02,=200.2?= =?UTF-8?q?5,=200.30?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- nemu/src/utils/elf-parser.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/nemu/src/utils/elf-parser.c b/nemu/src/utils/elf-parser.c index f40d5a4..f536590 100644 --- a/nemu/src/utils/elf-parser.c +++ b/nemu/src/utils/elf-parser.c @@ -28,18 +28,19 @@ void init_elf(const char *path) { } - int sym_length = symtab->sh_entsize / sizeof(Elf32_Sym); + int sym_length = symtab->sh_size / sizeof(Elf32_Sym); Elf32_Sym *sym = calloc(sym_length, sizeof(Elf32_Sym)); FAILED_GOTO(failed, fseek(elf_file, symtab->sh_offset, SEEK_SET) != 0); FAILED_GOTO(failed, fread(sym, sizeof(Elf32_Sym), sym_length, elf_file) <= 0); for(int j = 0; j < sym_length; j++) { if(ELF32_ST_TYPE(sym[j].st_info) != STT_FUNC) continue; // Only read function type symbol - char func[30] = ""; + char func[30]; FAILED_GOTO(failed, fseek(elf_file, sym[j].st_name + strtab->sh_offset, SEEK_SET) != 0); FAILED_GOTO(failed, fgets(func, 30, elf_file) <= 0); puts(func); } + free(sym); return; failed: free(sym);