summaryrefslogtreecommitdiff
path: root/src/logic
diff options
context:
space:
mode:
authormidipix <writeonce@midipix.org>2015-12-22 23:32:20 -0500
committermidipix <writeonce@midipix.org>2016-11-11 00:22:30 -0500
commit6691d883d212073b429b940edc8756b0179b4218 (patch)
tree84716ba85dd59e7c00222ed097752466e8dc54f2 /src/logic
parentefc615e033a4e0e3ed23e62edb3053a80a43b437 (diff)
downloadmdso-6691d883d212073b429b940edc8756b0179b4218.tar.bz2
mdso-6691d883d212073b429b940edc8756b0179b4218.tar.xz
mdso_generate_symfn(): initial implementation.
Diffstat (limited to 'src/logic')
-rw-r--r--src/logic/mdso_generate_symfn.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/logic/mdso_generate_symfn.c b/src/logic/mdso_generate_symfn.c
new file mode 100644
index 0000000..4e8de54
--- /dev/null
+++ b/src/logic/mdso_generate_symfn.c
@@ -0,0 +1,31 @@
+/****************************************************************/
+/* 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>
+
+static const char * const asm_lines[] = {
+ "\t.file \"__%s_sym_fn.s\"\n",
+ "\t.section .text\n",
+ "\t.globl %s\n",
+ "\t.def %s; .scl 2; .type 32; .endef\n\n",
+
+ "%s:\n",
+ "\tjmp *__imp_%s\n\n",
+ 0
+};
+
+int mdso_generate_symfn(const char * sym, FILE * fout)
+{
+ const char * const * line;
+
+ for (line=asm_lines; *line; line++)
+ if ((fprintf(fout,*line,sym)) < 0)
+ return -1;
+
+ return 0;
+}