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Fix assembly load hooks

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This commit is contained in:
Ignacio Etcheverry 2017-10-07 04:21:55 +02:00
parent 14280ac44b
commit 9eda9be3cf
4 changed files with 88 additions and 57 deletions
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31
modules/mono/mono_gd/gd_mono.cpp
View file

@ -266,6 +266,13 @@ void GDMono::add_assembly(uint32_t p_domain_id, GDMonoAssembly *p_assembly) {
assemblies[p_domain_id][p_assembly->get_name()] = p_assembly;
}
GDMonoAssembly **GDMono::get_loaded_assembly(const String &p_name) {
MonoDomain *domain = mono_domain_get();
uint32_t domain_id = domain ? mono_domain_get_id(domain) : 0;
return assemblies[domain_id].getptr(p_name);
}
bool GDMono::_load_assembly(const String &p_name, GDMonoAssembly **r_assembly) {
CRASH_COND(!r_assembly);
@ -285,27 +292,11 @@ bool GDMono::_load_assembly(const String &p_name, GDMonoAssembly **r_assembly) {
GDMonoAssembly **stored_assembly = assemblies[domain_id].getptr(p_name);
if (stored_assembly) {
// Loaded by our preload hook (status is not initialized when returning from a preload hook)
ERR_FAIL_COND_V((*stored_assembly)->get_assembly() != assembly, false);
*r_assembly = *stored_assembly;
} else {
ERR_FAIL_COND_V(status != MONO_IMAGE_OK, false);
ERR_FAIL_COND_V(status != MONO_IMAGE_OK, false);
ERR_FAIL_COND_V(stored_assembly == NULL, false);
MonoImage *assembly_image = mono_assembly_get_image(assembly);
ERR_FAIL_NULL_V(assembly_image, false);
const char *path = mono_image_get_filename(assembly_image);
*r_assembly = memnew(GDMonoAssembly(p_name, path));
Error error = (*r_assembly)->wrapper_for_image(assembly_image);
if (error != OK) {
memdelete(*r_assembly);
*r_assembly = NULL;
ERR_FAIL_V(false);
}
}
ERR_FAIL_COND_V((*stored_assembly)->get_assembly() != assembly, false);
*r_assembly = *stored_assembly;
if (OS::get_singleton()->is_stdout_verbose())
OS::get_singleton()->print(String("Mono: Assembly " + p_name + " loaded from path: " + (*r_assembly)->get_path() + "\n").utf8());

2
modules/mono/mono_gd/gd_mono.h
View file

@ -122,7 +122,9 @@ public:
static GDMono *get_singleton() { return singleton; }
// Do not use these, unless you know what you're doing
void add_assembly(uint32_t p_domain_id, GDMonoAssembly *p_assembly);
GDMonoAssembly **get_loaded_assembly(const String &p_name);
_FORCE_INLINE_ bool is_runtime_initialized() const { return runtime_initialized; }
_FORCE_INLINE_ bool is_finalizing_scripts_domain() const { return finalizing_scripts_domain; }

104
modules/mono/mono_gd/gd_mono_assembly.cpp
View file

@ -39,28 +39,61 @@
#include "../godotsharp_dirs.h"
#include "gd_mono_class.h"
MonoAssembly *gdmono_load_assembly_from(const String &p_name, const String &p_path) {
bool GDMonoAssembly::no_search = false;
Vector<String> GDMonoAssembly::search_dirs;
MonoDomain *domain = mono_domain_get();
GDMonoAssembly *assembly = memnew(GDMonoAssembly(p_name, p_path));
Error err = assembly->load(domain);
ERR_FAIL_COND_V(err != OK, NULL);
GDMono::get_singleton()->add_assembly(mono_domain_get_id(domain), assembly);
return assembly->get_assembly();
}
MonoAssembly *gdmono_MonoAssemblyPreLoad(MonoAssemblyName *aname, char **assemblies_path, void *user_data) {
MonoAssembly *GDMonoAssembly::_search_hook(MonoAssemblyName *aname, void *user_data) {
(void)user_data; // UNUSED
MonoAssembly *assembly_loaded = mono_assembly_loaded(aname);
if (assembly_loaded) // Already loaded
return assembly_loaded;
String name = mono_assembly_name_get_name(aname);
static Vector<String> search_dirs;
if (no_search)
return NULL;
no_search = true; // Avoid the recursion madness
GDMonoAssembly **loaded_asm = GDMono::get_singleton()->get_loaded_assembly(name.get_basename());
if (loaded_asm)
return (*loaded_asm)->get_assembly();
bool has_extension = name.ends_with(".dll") || name.ends_with(".exe");
String path;
MonoAssembly *res = NULL;
for (int i = 0; i < search_dirs.size(); i++) {
const String &search_dir = search_dirs[i];
if (has_extension) {
path = search_dir.plus_file(name);
if (FileAccess::exists(path)) {
res = _load_assembly_from(name.get_basename(), path);
break;
}
} else {
path = search_dir.plus_file(name + ".dll");
if (FileAccess::exists(path)) {
res = _load_assembly_from(name, path);
break;
}
path = search_dir.plus_file(name + ".exe");
if (FileAccess::exists(path)) {
res = _load_assembly_from(name, path);
break;
}
}
}
no_search = false;
return res;
}
MonoAssembly *GDMonoAssembly::_preload_hook(MonoAssemblyName *aname, char **assemblies_path, void *user_data) {
(void)user_data; // UNUSED
if (search_dirs.empty()) {
search_dirs.push_back(GodotSharpDirs::get_res_temp_assemblies_dir());
@ -80,35 +113,32 @@ MonoAssembly *gdmono_MonoAssemblyPreLoad(MonoAssemblyName *aname, char **assembl
}
}
String name = mono_assembly_name_get_name(aname);
bool has_extension = name.ends_with(".dll") || name.ends_with(".exe");
return NULL;
}
String path;
MonoAssembly *GDMonoAssembly::_load_assembly_from(const String &p_name, const String &p_path) {
for (int i = 0; i < search_dirs.size(); i++) {
const String &search_dir = search_dirs[i];
GDMonoAssembly *assembly = memnew(GDMonoAssembly(p_name, p_path));
if (has_extension) {
path = search_dir.plus_file(name);
if (FileAccess::exists(path))
return gdmono_load_assembly_from(name.get_basename(), path);
} else {
path = search_dir.plus_file(name + ".dll");
if (FileAccess::exists(path))
return gdmono_load_assembly_from(name, path);
MonoDomain *domain = mono_domain_get();
path = search_dir.plus_file(name + ".exe");
if (FileAccess::exists(path))
return gdmono_load_assembly_from(name, path);
}
Error err = assembly->load(domain);
if (err != OK) {
memdelete(assembly);
ERR_FAIL_V(NULL);
}
return NULL;
GDMono::get_singleton()->add_assembly(domain ? mono_domain_get_id(domain) : 0, assembly);
return assembly->get_assembly();
}
void GDMonoAssembly::initialize() {
mono_install_assembly_preload_hook(&gdmono_MonoAssemblyPreLoad, NULL);
// TODO refonly as well?
mono_install_assembly_preload_hook(&GDMonoAssembly::_preload_hook, NULL);
mono_install_assembly_search_hook(&GDMonoAssembly::_search_hook, NULL);
}
Error GDMonoAssembly::load(MonoDomain *p_domain) {
@ -153,7 +183,7 @@ no_pdb:
ERR_FAIL_COND_V(status != MONO_IMAGE_OK || assembly == NULL, ERR_FILE_CANT_OPEN);
if (mono_image_get_entry_point(image)) {
if (p_domain && mono_image_get_entry_point(image)) {
// TODO should this be removed? do we want to call main? what other effects does this have?
mono_jit_exec(p_domain, assembly, 0, NULL);
}

8
modules/mono/mono_gd/gd_mono_assembly.h
View file

@ -86,6 +86,14 @@ class GDMonoAssembly {
Vector<uint8_t> pdb_data;
#endif
static bool no_search;
static Vector<String> search_dirs;
static MonoAssembly *_search_hook(MonoAssemblyName *aname, void *user_data);
static MonoAssembly *_preload_hook(MonoAssemblyName *aname, char **assemblies_path, void *user_data);
static MonoAssembly *_load_assembly_from(const String &p_name, const String &p_path);
friend class GDMono;
static void initialize();