/****************************************************************/

/*  mdso: midipix dso scavenger                                 */

/*  Copyright (C) 2015  Z. Gilboa                               */

/*  Released under GPLv2 and GPLv3; see COPYING.MDSO.           */

/****************************************************************/

#include <stdint.h>

#include <stdio.h>

#include <mdso/mdso.h>

#include <mdso/mdso_specs.h>

static const char * const asm_lines[] = {

	"\t.file     \"__%s_sym_entry.s\"\n",

	"\t.section  " MDSO_STRS_SECTION ",\"r\"\n",

	"\t.globl    .__dsostr_%s\n",

	"\t.balign   2\n\n",

	".__dsostr_%s:\n",

	"\t.ascii\t\"%s\\0\"\n\n"

	"\t.section  " MDSO_SYMS_SECTION ",\"r\"\n",

	"\t.globl    __imp_%s\n",

	0

};

int mdso_generate_symentry(

	const struct mdso_common_ctx *	cctx,

	const char *			sym,

	FILE *				fout)

{

	const char * const *	line;

	const char *		alignstr;

	const char *		ptrsize;

	if (cctx->drvflags & MDSO_DRIVER_QUAD_PTR) {

		alignstr = "\t.balign   16\n\n";

		ptrsize  = ".quad";

	} else {

		alignstr = "\t.balign   8\n\n";

		ptrsize  = ".long";

	}

	for (line=asm_lines; *line; line++)

		if ((fprintf(fout,*line,sym)) < 0)

			return -1;

	if ((fputs(alignstr,fout)) < 0)

		return -1;

	if ((fprintf(fout,"__imp_%s:\n",sym)) < 0)

		return -1;

	if ((fprintf(fout,"\t%s\t.__dsostr_%s\n",ptrsize,sym)) < 0)

		return -1;

	if ((fprintf(fout,"\t%s\t.__dsometa_%s\n",ptrsize,cctx->libname)) < 0)

		return -1;

	return 0;

}