From 65a87239eea1cd2d3e5c5ffad60b6060a4a25996 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Thu, 6 Jun 2019 06:14:39 +0000
Subject: debug interfaces: provide dbg_* interfaces as wrappers around struct
 __db_vtbl.

---
 src/arch/nt32/crt_glue.c |  2 ++
 src/arch/nt32/debug.c    | 79 ++++++++++++++++++++++++++++++++++++++++++++++++
 src/arch/nt32/vtbl.c     |  1 +
 3 files changed, 82 insertions(+)
 create mode 100644 src/arch/nt32/debug.c

(limited to 'src/arch/nt32')

diff --git a/src/arch/nt32/crt_glue.c b/src/arch/nt32/crt_glue.c
index cd35d52..a710c39 100644
--- a/src/arch/nt32/crt_glue.c
+++ b/src/arch/nt32/crt_glue.c
@@ -9,6 +9,7 @@
 extern const struct __ldso_vtbl * __ldso_vtbl;
 extern const struct __psx_vtbl *  __psx_vtbl;
 extern const struct __seh_vtbl *  __eh_vtbl;
+extern const struct __dbg_vtbl *  __db_vtbl;
 
 static int __pthread_surrogate_init(struct pthread * self);
 
@@ -86,6 +87,7 @@ void __libc_entry_routine(
 	__ldso_vtbl	= ctx.ldso_vtbl;
 	__psx_vtbl	= ctx.psx_vtbl;
 	__eh_vtbl	= ctx.seh_vtbl;
+	__db_vtbl	= ctx.dbg_vtbl;
 
 	__teb_sys_idx	= ctx.teb_sys_idx;
 	__teb_libc_idx	= ctx.teb_libc_idx;
diff --git a/src/arch/nt32/debug.c b/src/arch/nt32/debug.c
new file mode 100644
index 0000000..cfa6aee
--- /dev/null
+++ b/src/arch/nt32/debug.c
@@ -0,0 +1,79 @@
+#include <stdint.h>
+#include <stddef.h>
+#include <signal.h>
+#include <unistd.h>
+#include <sys/debug.h>
+#include "psxdbg.h"
+
+extern const struct __dbg_vtbl * __db_vtbl;
+
+
+int __dbg_attach(pid_t pid)
+{
+	return __db_vtbl->dbg_attach(pid);
+}
+
+int __dbg_detach(int pfd)
+{
+	return __db_vtbl->dbg_detach(pfd);
+}
+
+int __dbg_spawn(const char * path, char ** argv, char ** envp)
+{
+	return __db_vtbl->dbg_spawn(path,argv,envp);
+}
+
+int __dbg_fork()
+{
+	return __db_vtbl->dbg_fork();
+}
+
+int __dbg_suspend(int pfd)
+{
+	return __db_vtbl->dbg_suspend(pfd);
+}
+
+int __dbg_kill(int pfd)
+{
+	return __db_vtbl->dbg_kill(pfd);
+}
+
+int __dbg_event_query_one(int pfd, struct __dbg_event * evt)
+{
+	return __db_vtbl->dbg_event_query_one(pfd,evt);
+}
+
+int __dbg_event_query_all(int pfd, struct __dbg_event evt[], int nelem)
+{
+	return __db_vtbl->dbg_event_query_all(pfd,evt,nelem);
+}
+
+int __dbg_event_acquire(int pfd, struct __dbg_event * evt)
+{
+	return __db_vtbl->dbg_event_acquire(pfd,evt);
+}
+
+int __dbg_event_respond(int pfd, struct __dbg_event * evt)
+{
+	return __db_vtbl->dbg_event_respond(pfd,evt);
+}
+
+int __dbg_query_cpid(int pfd)
+{
+	return __db_vtbl->dbg_query_cpid(pfd);
+}
+
+int __dbg_query_syspid(int pfd)
+{
+	return __db_vtbl->dbg_query_syspid(pfd);
+}
+
+int __dbg_common_error(void)
+{
+	return __db_vtbl->dbg_common_error();
+}
+
+int __dbg_native_error(void)
+{
+	return __db_vtbl->dbg_native_error();
+}
diff --git a/src/arch/nt32/vtbl.c b/src/arch/nt32/vtbl.c
index ad0a0e9..8a0412f 100644
--- a/src/arch/nt32/vtbl.c
+++ b/src/arch/nt32/vtbl.c
@@ -6,6 +6,7 @@
 const struct __ldso_vtbl *  __ldso_vtbl     = 0;
 const struct __psx_vtbl *   __psx_vtbl      = 0;
 const struct __seh_vtbl *   __eh_vtbl       = 0;
+const struct __dbg_vtbl *   __db_vtbl       = 0;
 
 unsigned long **            __syscall_vtbl  = 0;
 unsigned long               __teb_sys_idx   = 0;
-- 
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