usr.bin/elf2aout/elf2aout.c

115 get_mid(const Elf32_Ehdr *ex)
117 	switch (ex->e_machine) {
137 		if (ex->e_ident[EI_DATA] == ELFDATA2LSB)
155 		if (ex->e_ident[EI_CLASS] == ELFCLASS32)
172 		warnx("Unsupported machine `%d'", ex->e_machine);
195 	Elf32_Ehdr ex;
243 	i = read(infile, &ex, sizeof ex);
244 	if (i != sizeof ex) {
251 	ex.e_type	= bswap16(ex.e_type);
252 	ex.e_machine	= bswap16(ex.e_machine);
253 	ex.e_version	= bswap32(ex.e_version);
254 	ex.e_entry 	= bswap32(ex.e_entry);
255 	ex.e_phoff	= bswap32(ex.e_phoff);
256 	ex.e_shoff	= bswap32(ex.e_shoff);
257 	ex.e_flags	= bswap32(ex.e_flags);
258 	ex.e_ehsize	= bswap16(ex.e_ehsize);
259 	ex.e_phentsize	= bswap16(ex.e_phentsize);
260 	ex.e_phnum	= bswap16(ex.e_phnum);
261 	ex.e_shentsize	= bswap16(ex.e_shentsize);
262 	ex.e_shnum	= bswap16(ex.e_shnum);
263 	ex.e_shstrndx	= bswap16(ex.e_shstrndx);
266 	if (ex.e_ident[EI_CLASS] == ELFCLASS64)
270 	ph = saveRead(infile, ex.e_phoff,
271 	    (size_t)ex.e_phnum * sizeof(Elf32_Phdr), "ph");
273 	bswap32_region((int32_t*)ph, sizeof(Elf32_Phdr) * ex.e_phnum);
276 	sh = saveRead(infile, ex.e_shoff,
277 	    (size_t)ex.e_shnum * sizeof(Elf32_Shdr), "sh");
279 	bswap32_region((int32_t*)sh, sizeof(Elf32_Shdr) * ex.e_shnum);
282 	shstrtab = saveRead(infile, sh[ex.e_shstrndx].sh_offset,
283 	    (size_t)sh[ex.e_shstrndx].sh_size, "shstrtab");
287 	symTypeTable = malloc(ex.e_shnum * sizeof(int));
290 	memset(symTypeTable, 0, ex.e_shnum * sizeof(int));
294 	for (i = 0; i < ex.e_shnum; i++) {
311 	qsort(ph, ex.e_phnum, sizeof(Elf32_Phdr), phcmp);
312 	for (i = 0; i < ex.e_phnum; i++) {
372 	mid = get_mid(&ex);
379 	aex.a_entry = ex.e_entry;
408 	for (i = 0; i < ex.e_phnum; i++) {