driver: utility api: added mdso_create_implib_objects().

1 files changed, 79 insertions, 0 deletions

diff --git a/src/object/mdso_create_implib_objects.c b/src/object/mdso_create_implib_objects.c
new file mode 100644
index 0000000..dd681e0
--- /dev/null
+++ b/src/object/mdso_create_implib_objects.c
@@ -0,0 +1,79 @@
+/****************************************************************/
+/*  mdso: midipix dso scavenger                                 */
+/*  Copyright (C) 2015--2017  Z. Gilboa                         */
+/*  Released under GPLv2 and GPLv3; see COPYING.MDSO.           */
+/****************************************************************/
+
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <mdso/mdso.h>
+#include "mdso_errinfo_impl.h"
+
+static void mdso_init_objname(char * buf, const char * fmt, const char * str)
+{
+	char			hexstr[24];
+	long long unsigned int	crc64;
+
+	if (strlen(str) + strlen(fmt) > (PATH_MAX - 1)) {
+		crc64 = mdso_crc64_mbstr((const unsigned char *)str,0);
+		sprintf(hexstr,"%llx",crc64);
+		sprintf(buf,fmt,hexstr);
+	} else
+		sprintf(buf,fmt,str);
+}
+
+mdso_api int  mdso_create_implib_objects(const struct mdso_driver_ctx * dctx)
+{
+	struct mdso_unit_ctx *	uctx;
+	const char **		unit;
+	FILE *			fout;
+	char			objname[PATH_MAX];
+	const char * const *	sym;
+	int			ret;
+
+	mdso_init_objname(objname,".dsometa_%s.o",dctx->cctx->libname);
+
+	if (!(fout = mdso_create_object(dctx,objname)))
+		return MDSO_NESTED_ERROR(dctx);
+
+	ret = mdso_objgen_dsometa(dctx,fout,0);
+	fclose(fout);
+
+	if (ret < 0)
+		return MDSO_NESTED_ERROR(dctx);
+
+	for (unit=dctx->units; *unit; unit++) {
+		if (mdso_get_unit_ctx(dctx,*unit,&uctx))
+			return MDSO_NESTED_ERROR(dctx);
+
+		for (sym=uctx->syms; *sym; sym++) {
+			mdso_init_objname(objname,".%s_symentry.o",*sym);
+
+			if (!(fout = mdso_create_object(dctx,objname)))
+				return MDSO_NESTED_ERROR(dctx);
+
+			ret = mdso_objgen_symentry(dctx,*sym,fout,0);
+			fclose(fout);
+
+			if (ret < 0)
+				return MDSO_NESTED_ERROR(dctx);
+
+			mdso_init_objname(objname,".%s_symfn.o",*sym);
+
+			if (!(fout = mdso_create_object(dctx,objname)))
+				return MDSO_NESTED_ERROR(dctx);
+
+			ret = mdso_objgen_symfn(dctx,*sym,fout,0);
+			fclose(fout);
+
+			if (ret < 0)
+				return MDSO_NESTED_ERROR(dctx);
+		}
+
+		mdso_free_unit_ctx(uctx);
+	}
+
+	return 0;
+}