67 lines
1.5 KiB
C
67 lines
1.5 KiB
C
// SPDX-FileCopyrightText: 2009-2020 pancake <pancake@nopcode.org>
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// SPDX-License-Identifier: LGPL-3.0-only
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#include <rz_lib.h>
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#include <rz_asm.h>
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static int assemble(RzAsm *a, RzAsmOp *op, const char *buf) {
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char *ipath, *opath;
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if (a->syntax != RZ_ASM_SYNTAX_INTEL) {
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RZ_LOG_ERROR("assembler: x86.nasm: the assembler does not support non-intel syntax\n");
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return -1;
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}
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int ifd = rz_file_mkstemp("rz_nasm", &ipath);
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if (ifd == -1) {
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return -1;
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}
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int ofd = rz_file_mkstemp("rz_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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char *asm_buf = rz_str_newf("[BITS %i]\nORG 0x%" PFMT64x "\n%s\n", a->bits, a->pc, buf);
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if (asm_buf) {
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rz_xwrite(ifd, asm_buf, strlen(asm_buf));
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free(asm_buf);
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}
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close(ifd);
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if (!rz_sys_cmdf("nasm %s -o %s", ipath, opath)) {
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ut8 buf[512]; // TODO: remove limits
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op->size = read(ofd, buf, sizeof(buf));
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rz_asm_op_set_buf(op, buf, op->size);
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} else {
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RZ_LOG_ERROR("assembler: x86.nasm: failed to run command 'nasm %s -o %s'\n", ipath, opath);
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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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return op->size;
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}
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RzAsmPlugin rz_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 = RZ_SYS_ENDIAN_LITTLE,
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.assemble = &assemble
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};
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#ifndef RZ_PLUGIN_INCORE
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RZ_API RzLibStruct rizin_plugin = {
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.type = RZ_LIB_TYPE_ASM,
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.data = &rz_asm_plugin_x86_nasm,
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.version = RZ_VERSION
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};
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#endif
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