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https://github.com/radareorg/radare2.git
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af0a865d9f
- Adds endian aware functions - Removes references to host endian - Uses binary detected endianness else tries LE and restricts by RAsmPlugin - Fixes gdb debugger endianness when debugging BE qemu gdbserver Signed-off-by: Damien Zammit <damien@zamaudio.com>
69 lines
1.4 KiB
C
69 lines
1.4 KiB
C
/* radare - LGPL - Copyright 2009-2016 - pancake */
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#include <r_types.h>
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#include <r_util.h>
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#include <r_lib.h>
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#include <r_asm.h>
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static int assemble(RAsm *a, RAsmOp *op, const char *buf) {
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char *ipath, *opath;
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int ifd, ofd;
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char asm_buf[R_ASM_BUFSIZE];
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int len = 0;
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if (a->syntax != R_ASM_SYNTAX_INTEL) {
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eprintf ("asm.x86.nasm does not support non-intel syntax\n");
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return -1;
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}
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ifd = r_file_mkstemp ("r_nasm", &ipath);
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if (ifd == -1)
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return -1;
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ofd = r_file_mkstemp ("r_nasm", &opath);
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if (ofd == -1) {
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free (ipath);
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return -1;
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}
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len = snprintf (asm_buf, sizeof (asm_buf),
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"[BITS %i]\nORG 0x%"PFMT64x"\n%s\n", a->bits, a->pc, buf);
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write (ifd, asm_buf, len);
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close (ifd);
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if ( !r_sys_cmdf ("nasm %s -o %s", ipath, opath)) {
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len = read (ofd, op->buf, R_ASM_BUFSIZE);
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} else {
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eprintf ("Error running 'nasm'\n");
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len = 0;
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}
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close (ofd);
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unlink (ipath);
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unlink (opath);
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free (ipath);
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free (opath);
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op->size = len;
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return len;
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}
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RAsmPlugin r_asm_plugin_x86_nasm = {
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.name = "x86.nasm",
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.desc = "X86 nasm assembler",
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.license = "LGPL3",
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.arch = "x86",
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// NOTE: 64bits is not supported on OSX's nasm :(
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.bits = 16|32|64,
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.endian = R_SYS_ENDIAN_LITTLE,
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.assemble = &assemble
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};
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#ifndef CORELIB
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struct r_lib_struct_t radare_plugin = {
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.type = R_LIB_TYPE_ASM,
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.data = &r_asm_plugin_x86_nasm,
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.version = R2_VERSION
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};
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#endif
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