semihosting: Move softmmu-uaccess.h functions out of line

Rather that static (and not even inline) functions within a
header, move the functions to semihosting/uaccess.c.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

include/semihosting/softmmu-uaccess.h

@@ -42,47 +42,15 @@
 
 #define put_user_ual(arg, p) put_user_u32(arg, p)
 
-static void *softmmu_lock_user(CPUArchState *env, target_ulong addr,
-                               target_ulong len, bool copy)
-{
-    void *p = malloc(len);
-    if (p && copy) {
-        if (cpu_memory_rw_debug(env_cpu(env), addr, p, len, 0)) {
-            free(p);
-            p = NULL;
-        }
-    }
-    return p;
-}
+void *softmmu_lock_user(CPUArchState *env, target_ulong addr,
+                        target_ulong len, bool copy);
 #define lock_user(type, p, len, copy) softmmu_lock_user(env, p, len, copy)
 
-static char *softmmu_lock_user_string(CPUArchState *env, target_ulong addr)
-{
-    /* TODO: Make this something that isn't fixed size.  */
-    char *s = malloc(1024);
-    size_t len = 0;
-
-    if (!s) {
-        return NULL;
-    }
-    do {
-        if (cpu_memory_rw_debug(env_cpu(env), addr++, s + len, 1, 0)) {
-            free(s);
-            return NULL;
-        }
-    } while (s[len++]);
-    return s;
-}
+char *softmmu_lock_user_string(CPUArchState *env, target_ulong addr);
 #define lock_user_string(p) softmmu_lock_user_string(env, p)
 
-static void softmmu_unlock_user(CPUArchState *env, void *p, target_ulong addr,
-                                target_ulong len)
-{
-    if (len) {
-        cpu_memory_rw_debug(env_cpu(env), addr, p, len, 1);
-    }
-    free(p);
-}
+void softmmu_unlock_user(CPUArchState *env, void *p,
+                         target_ulong addr, target_ulong len);
 #define unlock_user(s, args, len) softmmu_unlock_user(env, s, args, len)
 
 #endif /* SEMIHOSTING_SOFTMMU_UACCESS_H */

semihosting/meson.build

@@ -1,6 +1,7 @@
 specific_ss.add(when: ['CONFIG_SEMIHOSTING', 'CONFIG_SOFTMMU'], if_true: files(
   'config.c',
   'console.c',
+  'uaccess.c',
 ))
 
 specific_ss.add(when: ['CONFIG_ARM_COMPATIBLE_SEMIHOSTING'],

semihosting/uaccess.c

@@ -0,0 +1,51 @@
+/*
+ * Helper routines to provide target memory access for semihosting
+ * syscalls in system emulation mode.
+ *
+ * Copyright (c) 2007 CodeSourcery.
+ *
+ * This code is licensed under the GPL
+ */
+
+#include "qemu/osdep.h"
+#include "semihosting/softmmu-uaccess.h"
+
+void *softmmu_lock_user(CPUArchState *env, target_ulong addr,
+                        target_ulong len, bool copy)
+{
+    void *p = malloc(len);
+    if (p && copy) {
+        if (cpu_memory_rw_debug(env_cpu(env), addr, p, len, 0)) {
+            free(p);
+            p = NULL;
+        }
+    }
+    return p;
+}
+
+char *softmmu_lock_user_string(CPUArchState *env, target_ulong addr)
+{
+    /* TODO: Make this something that isn't fixed size.  */
+    char *s = malloc(1024);
+    size_t len = 0;
+
+    if (!s) {
+        return NULL;
+    }
+    do {
+        if (cpu_memory_rw_debug(env_cpu(env), addr++, s + len, 1, 0)) {
+            free(s);
+            return NULL;
+        }
+    } while (s[len++]);
+    return s;
+}
+
+void softmmu_unlock_user(CPUArchState *env, void *p,
+                         target_ulong addr, target_ulong len)
+{
+    if (len) {
+        cpu_memory_rw_debug(env_cpu(env), addr, p, len, 1);
+    }
+    free(p);
+}