/
appdomain.c
2479 lines (2050 loc) · 65.3 KB
/
appdomain.c
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/*
* appdomain.c: AppDomain functions
*
* Authors:
* Dietmar Maurer (dietmar@ximian.com)
* Patrik Torstensson
* Gonzalo Paniagua Javier (gonzalo@ximian.com)
*
* Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
* Copyright 2004-2009 Novell, Inc (http://www.novell.com)
* Copyright 2012 Xamarin Inc
*/
#undef ASSEMBLY_LOAD_DEBUG
#include <config.h>
#include <glib.h>
#include <string.h>
#include <errno.h>
#include <time.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_UTIME_H
#include <utime.h>
#else
#ifdef HAVE_SYS_UTIME_H
#include <sys/utime.h>
#endif
#endif
#include <mono/metadata/gc-internal.h>
#include <mono/metadata/object.h>
#include <mono/metadata/domain-internals.h>
#include "mono/metadata/metadata-internals.h"
#include <mono/metadata/assembly.h>
#include <mono/metadata/exception.h>
#include <mono/metadata/threads.h>
#include <mono/metadata/socket-io.h>
#include <mono/metadata/tabledefs.h>
#include <mono/metadata/gc-internal.h>
#include <mono/metadata/mono-gc.h>
#include <mono/metadata/marshal.h>
#include <mono/metadata/monitor.h>
#include <mono/metadata/threadpool.h>
#include <mono/metadata/mono-debug.h>
#include <mono/metadata/mono-debug-debugger.h>
#include <mono/metadata/attach.h>
#include <mono/metadata/file-io.h>
#include <mono/metadata/lock-tracer.h>
#include <mono/metadata/console-io.h>
#include <mono/metadata/threads-types.h>
#include <mono/metadata/tokentype.h>
#include <mono/utils/mono-uri.h>
#include <mono/utils/mono-logger-internal.h>
#include <mono/utils/mono-path.h>
#include <mono/utils/mono-stdlib.h>
#include <mono/utils/mono-io-portability.h>
#include <mono/utils/mono-error-internals.h>
#include <mono/utils/atomic.h>
#include <mono/utils/mono-memory-model.h>
#include <mono/utils/mono-threads.h>
#ifdef HOST_WIN32
#include <direct.h>
#endif
/*
* This is the version number of the corlib-runtime interface. When
* making changes to this interface (by changing the layout
* of classes the runtime knows about, changing icall signature or
* semantics etc), increment this variable. Also increment the
* pair of this variable in mscorlib in:
* mcs/class/mscorlib/System/Environment.cs
*
* Changes which are already detected at runtime, like the addition
* of icalls, do not require an increment.
*/
#define MONO_CORLIB_VERSION 111
typedef struct
{
int runtime_count;
int assemblybinding_count;
MonoDomain *domain;
gchar *filename;
} RuntimeConfig;
CRITICAL_SECTION mono_delegate_section;
CRITICAL_SECTION mono_strtod_mutex;
static gunichar2 process_guid [36];
static gboolean process_guid_set = FALSE;
static gboolean no_exec = FALSE;
static MonoAssembly *
mono_domain_assembly_preload (MonoAssemblyName *aname,
gchar **assemblies_path,
gpointer user_data);
static MonoAssembly *
mono_domain_assembly_search (MonoAssemblyName *aname,
gpointer user_data);
static MonoAssembly *
mono_domain_assembly_postload_search (MonoAssemblyName *aname,
gpointer user_data);
static void
mono_domain_fire_assembly_load (MonoAssembly *assembly, gpointer user_data);
static void
add_assemblies_to_domain (MonoDomain *domain, MonoAssembly *ass, GHashTable *hash);
static MonoAppDomain *
mono_domain_create_appdomain_internal (char *friendly_name, MonoAppDomainSetup *setup);
static char *
get_shadow_assembly_location_base (MonoDomain *domain, MonoError *error);
static MonoLoadFunc load_function = NULL;
void
mono_install_runtime_load (MonoLoadFunc func)
{
load_function = func;
}
MonoDomain*
mono_runtime_load (const char *filename, const char *runtime_version)
{
g_assert (load_function);
return load_function (filename, runtime_version);
}
/**
* mono_runtime_set_no_exec:
*
* Instructs the runtime to operate in static mode, i.e. avoid/do not
* allow managed code execution. This is useful for running the AOT
* compiler on platforms which allow full-aot execution only. This
* should be called before mono_runtime_init ().
*/
void
mono_runtime_set_no_exec (gboolean val)
{
no_exec = val;
}
/**
* mono_runtime_get_no_exec:
*
* If true, then the runtime will not allow managed code execution.
*/
gboolean
mono_runtime_get_no_exec (void)
{
return no_exec;
}
static void
create_domain_objects (MonoDomain *domain)
{
MonoDomain *old_domain = mono_domain_get ();
MonoString *arg;
if (domain != old_domain) {
mono_thread_push_appdomain_ref (domain);
mono_domain_set_internal_with_options (domain, FALSE);
}
/*
* Create an instance early since we can't do it when there is no memory.
*/
arg = mono_string_new (domain, "Out of memory");
domain->out_of_memory_ex = mono_exception_from_name_two_strings (mono_defaults.corlib, "System", "OutOfMemoryException", arg, NULL);
/*
* These two are needed because the signal handlers might be executing on
* an alternate stack, and Boehm GC can't handle that.
*/
arg = mono_string_new (domain, "A null value was found where an object instance was required");
domain->null_reference_ex = mono_exception_from_name_two_strings (mono_defaults.corlib, "System", "NullReferenceException", arg, NULL);
arg = mono_string_new (domain, "The requested operation caused a stack overflow.");
domain->stack_overflow_ex = mono_exception_from_name_two_strings (mono_defaults.corlib, "System", "StackOverflowException", arg, NULL);
/*The ephemeron tombstone i*/
domain->ephemeron_tombstone = mono_object_new (domain, mono_defaults.object_class);
if (domain != old_domain) {
mono_thread_pop_appdomain_ref ();
mono_domain_set_internal_with_options (old_domain, FALSE);
}
/*
* This class is used during exception handling, so initialize it here, to prevent
* stack overflows while handling stack overflows.
*/
mono_class_init (mono_array_class_get (mono_defaults.int_class, 1));
}
/**
* mono_runtime_init:
* @domain: domain returned by mono_init ()
*
* Initialize the core AppDomain: this function will run also some
* IL initialization code, so it needs the execution engine to be fully
* operational.
*
* AppDomain.SetupInformation is set up in mono_runtime_exec_main, where
* we know the entry_assembly.
*
*/
void
mono_runtime_init (MonoDomain *domain, MonoThreadStartCB start_cb,
MonoThreadAttachCB attach_cb)
{
MonoAppDomainSetup *setup;
MonoAppDomain *ad;
MonoClass *class;
mono_portability_helpers_init ();
mono_gc_base_init ();
mono_monitor_init ();
mono_thread_pool_init ();
mono_marshal_init ();
mono_install_assembly_preload_hook (mono_domain_assembly_preload, GUINT_TO_POINTER (FALSE));
mono_install_assembly_refonly_preload_hook (mono_domain_assembly_preload, GUINT_TO_POINTER (TRUE));
mono_install_assembly_search_hook (mono_domain_assembly_search, GUINT_TO_POINTER (FALSE));
mono_install_assembly_refonly_search_hook (mono_domain_assembly_search, GUINT_TO_POINTER (TRUE));
mono_install_assembly_postload_search_hook (mono_domain_assembly_postload_search, GUINT_TO_POINTER (FALSE));
mono_install_assembly_postload_refonly_search_hook (mono_domain_assembly_postload_search, GUINT_TO_POINTER (TRUE));
mono_install_assembly_load_hook (mono_domain_fire_assembly_load, NULL);
mono_install_lookup_dynamic_token (mono_reflection_lookup_dynamic_token);
mono_thread_init (start_cb, attach_cb);
class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomainSetup");
setup = (MonoAppDomainSetup *) mono_object_new (domain, class);
class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomain");
ad = (MonoAppDomain *) mono_object_new (domain, class);
ad->data = domain;
domain->domain = ad;
domain->setup = setup;
InitializeCriticalSection (&mono_delegate_section);
InitializeCriticalSection (&mono_strtod_mutex);
mono_thread_attach (domain);
mono_context_init (domain);
mono_context_set (domain->default_context);
mono_type_initialization_init ();
if (!mono_runtime_get_no_exec ())
create_domain_objects (domain);
/* GC init has to happen after thread init */
mono_gc_init ();
#ifndef DISABLE_SOCKETS
mono_network_init ();
#endif
mono_console_init ();
mono_attach_init ();
mono_locks_tracer_init ();
/* mscorlib is loaded before we install the load hook */
mono_domain_fire_assembly_load (mono_defaults.corlib->assembly, NULL);
return;
}
static int
mono_get_corlib_version (void)
{
MonoClass *klass;
MonoClassField *field;
MonoObject *value;
klass = mono_class_from_name (mono_defaults.corlib, "System", "Environment");
mono_class_init (klass);
field = mono_class_get_field_from_name (klass, "mono_corlib_version");
if (!field)
return -1;
if (! (field->type->attrs & FIELD_ATTRIBUTE_STATIC))
return -1;
value = mono_field_get_value_object (mono_domain_get (), field, NULL);
return *(gint32*)((gchar*)value + sizeof (MonoObject));
}
/**
* mono_check_corlib_version
*
* Checks that the corlib that is loaded matches the version of this runtime.
*
* Returns: NULL if the runtime will work with the corlib, or a g_malloc
* allocated string with the error otherwise.
*/
const char*
mono_check_corlib_version (void)
{
int version = mono_get_corlib_version ();
if (version != MONO_CORLIB_VERSION)
return g_strdup_printf ("expected corlib version %d, found %d.", MONO_CORLIB_VERSION, version);
else
return NULL;
}
/**
* mono_context_init:
* @domain: The domain where the System.Runtime.Remoting.Context.Context is initialized
*
* Initializes the @domain's default System.Runtime.Remoting's Context.
*/
void
mono_context_init (MonoDomain *domain)
{
MonoClass *class;
MonoAppContext *context;
class = mono_class_from_name (mono_defaults.corlib, "System.Runtime.Remoting.Contexts", "Context");
context = (MonoAppContext *) mono_object_new (domain, class);
context->domain_id = domain->domain_id;
context->context_id = 0;
domain->default_context = context;
}
/**
* mono_runtime_cleanup:
* @domain: unused.
*
* Internal routine.
*
* This must not be called while there are still running threads executing
* managed code.
*/
void
mono_runtime_cleanup (MonoDomain *domain)
{
mono_attach_cleanup ();
/* This ends up calling any pending pending (for at most 2 seconds) */
mono_gc_cleanup ();
mono_thread_cleanup ();
#ifndef DISABLE_SOCKETS
mono_network_cleanup ();
#endif
mono_marshal_cleanup ();
mono_type_initialization_cleanup ();
mono_monitor_cleanup ();
}
static MonoDomainFunc quit_function = NULL;
void
mono_install_runtime_cleanup (MonoDomainFunc func)
{
quit_function = func;
}
void
mono_runtime_quit ()
{
if (quit_function != NULL)
quit_function (mono_get_root_domain (), NULL);
}
/**
* mono_domain_create_appdomain:
* @friendly_name: The friendly name of the appdomain to create
* @configuration_file: The configuration file to initialize the appdomain with
*
* Returns a MonoDomain initialized with the appdomain
*/
MonoDomain *
mono_domain_create_appdomain (char *friendly_name, char *configuration_file)
{
MonoAppDomain *ad;
MonoAppDomainSetup *setup;
MonoClass *class;
class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomainSetup");
setup = (MonoAppDomainSetup *) mono_object_new (mono_domain_get (), class);
setup->configuration_file = configuration_file != NULL ? mono_string_new (mono_domain_get (), configuration_file) : NULL;
ad = mono_domain_create_appdomain_internal (friendly_name, setup);
return mono_domain_from_appdomain (ad);
}
static MonoAppDomainSetup*
copy_app_domain_setup (MonoDomain *domain, MonoAppDomainSetup *setup)
{
MonoDomain *caller_domain = mono_domain_get ();
MonoClass *ads_class = mono_class_from_name (mono_defaults.corlib, "System", "AppDomainSetup");
MonoAppDomainSetup *copy = (MonoAppDomainSetup*)mono_object_new (domain, ads_class);
mono_domain_set_internal (domain);
MONO_OBJECT_SETREF (copy, application_base, mono_marshal_xdomain_copy_value ((MonoObject*)setup->application_base));
MONO_OBJECT_SETREF (copy, application_name, mono_marshal_xdomain_copy_value ((MonoObject*)setup->application_name));
MONO_OBJECT_SETREF (copy, cache_path, mono_marshal_xdomain_copy_value ((MonoObject*)setup->cache_path));
MONO_OBJECT_SETREF (copy, configuration_file, mono_marshal_xdomain_copy_value ((MonoObject*)setup->configuration_file));
MONO_OBJECT_SETREF (copy, dynamic_base, mono_marshal_xdomain_copy_value ((MonoObject*)setup->dynamic_base));
MONO_OBJECT_SETREF (copy, license_file, mono_marshal_xdomain_copy_value ((MonoObject*)setup->license_file));
MONO_OBJECT_SETREF (copy, private_bin_path, mono_marshal_xdomain_copy_value ((MonoObject*)setup->private_bin_path));
MONO_OBJECT_SETREF (copy, private_bin_path_probe, mono_marshal_xdomain_copy_value ((MonoObject*)setup->private_bin_path_probe));
MONO_OBJECT_SETREF (copy, shadow_copy_directories, mono_marshal_xdomain_copy_value ((MonoObject*)setup->shadow_copy_directories));
MONO_OBJECT_SETREF (copy, shadow_copy_files, mono_marshal_xdomain_copy_value ((MonoObject*)setup->shadow_copy_files));
copy->publisher_policy = setup->publisher_policy;
copy->path_changed = setup->path_changed;
copy->loader_optimization = setup->loader_optimization;
copy->disallow_binding_redirects = setup->disallow_binding_redirects;
copy->disallow_code_downloads = setup->disallow_code_downloads;
MONO_OBJECT_SETREF (copy, domain_initializer_args, mono_marshal_xdomain_copy_value ((MonoObject*)setup->domain_initializer_args));
copy->disallow_appbase_probe = setup->disallow_appbase_probe;
MONO_OBJECT_SETREF (copy, application_trust, mono_marshal_xdomain_copy_value ((MonoObject*)setup->application_trust));
MONO_OBJECT_SETREF (copy, configuration_bytes, mono_marshal_xdomain_copy_value ((MonoObject*)setup->configuration_bytes));
MONO_OBJECT_SETREF (copy, serialized_non_primitives, mono_marshal_xdomain_copy_value ((MonoObject*)setup->serialized_non_primitives));
mono_domain_set_internal (caller_domain);
return copy;
}
static MonoAppDomain *
mono_domain_create_appdomain_internal (char *friendly_name, MonoAppDomainSetup *setup)
{
MonoError error;
MonoClass *adclass;
MonoAppDomain *ad;
MonoDomain *data;
char *shadow_location;
MONO_ARCH_SAVE_REGS;
adclass = mono_class_from_name (mono_defaults.corlib, "System", "AppDomain");
/* FIXME: pin all those objects */
data = mono_domain_create();
ad = (MonoAppDomain *) mono_object_new (data, adclass);
ad->data = data;
data->domain = ad;
data->friendly_name = g_strdup (friendly_name);
if (!setup->application_base) {
/* Inherit from the root domain since MS.NET does this */
MonoDomain *root = mono_get_root_domain ();
if (root->setup->application_base)
MONO_OBJECT_SETREF (setup, application_base, mono_string_new_utf16 (data, mono_string_chars (root->setup->application_base), mono_string_length (root->setup->application_base)));
}
mono_context_init (data);
data->setup = copy_app_domain_setup (data, setup);
mono_set_private_bin_path_from_config (data);
add_assemblies_to_domain (data, mono_defaults.corlib->assembly, NULL);
#ifndef DISABLE_SHADOW_COPY
/*FIXME, guard this for when the debugger is not running */
shadow_location = get_shadow_assembly_location_base (data, &error);
if (!mono_error_ok (&error))
mono_error_raise_exception (&error);
g_free (shadow_location);
#endif
create_domain_objects (data);
return ad;
}
/**
* mono_domain_has_type_resolve:
* @domain: application domains being looked up
*
* Returns true if the AppDomain.TypeResolve field has been
* set.
*/
gboolean
mono_domain_has_type_resolve (MonoDomain *domain)
{
static MonoClassField *field = NULL;
MonoObject *o;
if (field == NULL) {
field = mono_class_get_field_from_name (mono_defaults.appdomain_class, "TypeResolve");
g_assert (field);
}
/*pedump doesn't create an appdomin, so the domain object doesn't exist.*/
if (!domain->domain)
return FALSE;
mono_field_get_value ((MonoObject*)(domain->domain), field, &o);
return o != NULL;
}
/**
* mono_domain_try_type_resolve:
* @domain: application domainwhere the name where the type is going to be resolved
* @name: the name of the type to resolve or NULL.
* @tb: A System.Reflection.Emit.TypeBuilder, used if name is NULL.
*
* This routine invokes the internal System.AppDomain.DoTypeResolve and returns
* the assembly that matches name.
*
* If @name is null, the value of ((TypeBuilder)tb).FullName is used instead
*
* Returns: A MonoReflectionAssembly or NULL if not found
*/
MonoReflectionAssembly *
mono_domain_try_type_resolve (MonoDomain *domain, char *name, MonoObject *tb)
{
MonoClass *klass;
void *params [1];
static MonoMethod *method = NULL;
g_assert (domain != NULL && ((name != NULL) || (tb != NULL)));
if (method == NULL) {
klass = domain->domain->mbr.obj.vtable->klass;
g_assert (klass);
method = mono_class_get_method_from_name (klass, "DoTypeResolve", -1);
if (method == NULL) {
g_warning ("Method AppDomain.DoTypeResolve not found.\n");
return NULL;
}
}
if (name)
*params = (MonoObject*)mono_string_new (mono_domain_get (), name);
else
*params = tb;
return (MonoReflectionAssembly *) mono_runtime_invoke (method, domain->domain, params, NULL);
}
/**
* mono_domain_owns_vtable_slot:
*
* Returns whenever VTABLE_SLOT is inside a vtable which belongs to DOMAIN.
*/
gboolean
mono_domain_owns_vtable_slot (MonoDomain *domain, gpointer vtable_slot)
{
gboolean res;
mono_domain_lock (domain);
res = mono_mempool_contains_addr (domain->mp, vtable_slot);
mono_domain_unlock (domain);
return res;
}
/**
* mono_domain_set:
* @domain: domain
* @force: force setting.
*
* Set the current appdomain to @domain. If @force is set, set it even
* if it is being unloaded.
*
* Returns:
* TRUE on success;
* FALSE if the domain is unloaded
*/
gboolean
mono_domain_set (MonoDomain *domain, gboolean force)
{
if (!force && domain->state == MONO_APPDOMAIN_UNLOADED)
return FALSE;
mono_domain_set_internal (domain);
return TRUE;
}
MonoObject *
ves_icall_System_AppDomain_GetData (MonoAppDomain *ad, MonoString *name)
{
MonoDomain *add;
MonoObject *o;
char *str;
MONO_ARCH_SAVE_REGS;
g_assert (ad != NULL);
add = ad->data;
g_assert (add != NULL);
if (name == NULL)
mono_raise_exception (mono_get_exception_argument_null ("name"));
str = mono_string_to_utf8 (name);
mono_domain_lock (add);
if (!strcmp (str, "APPBASE"))
o = (MonoObject *)add->setup->application_base;
else if (!strcmp (str, "APP_CONFIG_FILE"))
o = (MonoObject *)add->setup->configuration_file;
else if (!strcmp (str, "DYNAMIC_BASE"))
o = (MonoObject *)add->setup->dynamic_base;
else if (!strcmp (str, "APP_NAME"))
o = (MonoObject *)add->setup->application_name;
else if (!strcmp (str, "CACHE_BASE"))
o = (MonoObject *)add->setup->cache_path;
else if (!strcmp (str, "PRIVATE_BINPATH"))
o = (MonoObject *)add->setup->private_bin_path;
else if (!strcmp (str, "BINPATH_PROBE_ONLY"))
o = (MonoObject *)add->setup->private_bin_path_probe;
else if (!strcmp (str, "SHADOW_COPY_DIRS"))
o = (MonoObject *)add->setup->shadow_copy_directories;
else if (!strcmp (str, "FORCE_CACHE_INSTALL"))
o = (MonoObject *)add->setup->shadow_copy_files;
else
o = mono_g_hash_table_lookup (add->env, name);
mono_domain_unlock (add);
g_free (str);
if (!o)
return NULL;
return o;
}
void
ves_icall_System_AppDomain_SetData (MonoAppDomain *ad, MonoString *name, MonoObject *data)
{
MonoDomain *add;
MONO_ARCH_SAVE_REGS;
g_assert (ad != NULL);
add = ad->data;
g_assert (add != NULL);
if (name == NULL)
mono_raise_exception (mono_get_exception_argument_null ("name"));
mono_domain_lock (add);
mono_g_hash_table_insert (add->env, name, data);
mono_domain_unlock (add);
}
MonoAppDomainSetup *
ves_icall_System_AppDomain_getSetup (MonoAppDomain *ad)
{
MONO_ARCH_SAVE_REGS;
g_assert (ad != NULL);
g_assert (ad->data != NULL);
return ad->data->setup;
}
MonoString *
ves_icall_System_AppDomain_getFriendlyName (MonoAppDomain *ad)
{
MONO_ARCH_SAVE_REGS;
g_assert (ad != NULL);
g_assert (ad->data != NULL);
return mono_string_new (ad->data, ad->data->friendly_name);
}
MonoAppDomain *
ves_icall_System_AppDomain_getCurDomain ()
{
MonoDomain *add = mono_domain_get ();
MONO_ARCH_SAVE_REGS;
return add->domain;
}
MonoAppDomain *
ves_icall_System_AppDomain_getRootDomain ()
{
MonoDomain *root = mono_get_root_domain ();
MONO_ARCH_SAVE_REGS;
return root->domain;
}
static char*
get_attribute_value (const gchar **attribute_names,
const gchar **attribute_values,
const char *att_name)
{
int n;
for (n = 0; attribute_names [n] != NULL; n++) {
if (strcmp (attribute_names [n], att_name) == 0)
return g_strdup (attribute_values [n]);
}
return NULL;
}
static void
start_element (GMarkupParseContext *context,
const gchar *element_name,
const gchar **attribute_names,
const gchar **attribute_values,
gpointer user_data,
GError **error)
{
RuntimeConfig *runtime_config = user_data;
if (strcmp (element_name, "runtime") == 0) {
runtime_config->runtime_count++;
return;
}
if (strcmp (element_name, "assemblyBinding") == 0) {
runtime_config->assemblybinding_count++;
return;
}
if (runtime_config->runtime_count != 1 || runtime_config->assemblybinding_count != 1)
return;
if (strcmp (element_name, "probing") != 0)
return;
g_free (runtime_config->domain->private_bin_path);
runtime_config->domain->private_bin_path = get_attribute_value (attribute_names, attribute_values, "privatePath");
if (runtime_config->domain->private_bin_path && !runtime_config->domain->private_bin_path [0]) {
g_free (runtime_config->domain->private_bin_path);
runtime_config->domain->private_bin_path = NULL;
return;
}
}
static void
end_element (GMarkupParseContext *context,
const gchar *element_name,
gpointer user_data,
GError **error)
{
RuntimeConfig *runtime_config = user_data;
if (strcmp (element_name, "runtime") == 0)
runtime_config->runtime_count--;
else if (strcmp (element_name, "assemblyBinding") == 0)
runtime_config->assemblybinding_count--;
}
static void
parse_error (GMarkupParseContext *context, GError *error, gpointer user_data)
{
RuntimeConfig *state = user_data;
const gchar *msg;
const gchar *filename;
filename = state && state->filename ? (gchar *) state->filename : "<unknown>";
msg = error && error->message ? error->message : "";
g_warning ("Error parsing %s: %s", filename, msg);
}
static const GMarkupParser
mono_parser = {
start_element,
end_element,
NULL,
NULL,
parse_error
};
void
mono_set_private_bin_path_from_config (MonoDomain *domain)
{
MonoError error;
gchar *config_file_name = NULL, *text = NULL, *config_file_path = NULL;
gsize len;
GMarkupParseContext *context;
RuntimeConfig runtime_config;
gint offset;
if (!domain || !domain->setup || !domain->setup->configuration_file)
return;
config_file_name = mono_string_to_utf8_checked (domain->setup->configuration_file, &error);
if (!mono_error_ok (&error)) {
mono_error_cleanup (&error);
goto free_and_out;
}
config_file_path = mono_portability_find_file (config_file_name, TRUE);
if (!config_file_path)
config_file_path = config_file_name;
if (!g_file_get_contents (config_file_path, &text, &len, NULL))
goto free_and_out;
runtime_config.runtime_count = 0;
runtime_config.assemblybinding_count = 0;
runtime_config.domain = domain;
runtime_config.filename = config_file_path;
offset = 0;
if (len > 3 && text [0] == '\xef' && text [1] == (gchar) '\xbb' && text [2] == '\xbf')
offset = 3; /* Skip UTF-8 BOM */
context = g_markup_parse_context_new (&mono_parser, 0, &runtime_config, NULL);
if (g_markup_parse_context_parse (context, text + offset, len - offset, NULL))
g_markup_parse_context_end_parse (context, NULL);
g_markup_parse_context_free (context);
free_and_out:
g_free (text);
if (config_file_name != config_file_path)
g_free (config_file_name);
g_free (config_file_path);
}
MonoAppDomain *
ves_icall_System_AppDomain_createDomain (MonoString *friendly_name, MonoAppDomainSetup *setup)
{
#ifdef DISABLE_APPDOMAINS
mono_raise_exception (mono_get_exception_not_supported ("AppDomain creation is not supported on this runtime."));
return NULL;
#else
char *fname = mono_string_to_utf8 (friendly_name);
MonoAppDomain *ad = mono_domain_create_appdomain_internal (fname, setup);
g_free (fname);
return ad;
#endif
}
MonoArray *
ves_icall_System_AppDomain_GetAssemblies (MonoAppDomain *ad, MonoBoolean refonly)
{
MonoDomain *domain = ad->data;
MonoAssembly* ass;
static MonoClass *System_Reflection_Assembly;
MonoArray *res;
GSList *tmp;
int i;
GPtrArray *assemblies;
MONO_ARCH_SAVE_REGS;
if (!System_Reflection_Assembly)
System_Reflection_Assembly = mono_class_from_name (
mono_defaults.corlib, "System.Reflection", "Assembly");
/*
* Make a copy of the list of assemblies because we can't hold the assemblies
* lock while creating objects etc.
*/
assemblies = g_ptr_array_new ();
/* Need to skip internal assembly builders created by remoting */
mono_domain_assemblies_lock (domain);
for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
ass = tmp->data;
if (refonly != ass->ref_only)
continue;
if (ass->corlib_internal)
continue;
g_ptr_array_add (assemblies, ass);
}
mono_domain_assemblies_unlock (domain);
res = mono_array_new (domain, System_Reflection_Assembly, assemblies->len);
for (i = 0; i < assemblies->len; ++i) {
ass = g_ptr_array_index (assemblies, i);
mono_array_setref (res, i, mono_assembly_get_object (domain, ass));
}
g_ptr_array_free (assemblies, TRUE);
return res;
}
MonoReflectionAssembly *
mono_try_assembly_resolve (MonoDomain *domain, MonoString *fname, gboolean refonly)
{
MonoClass *klass;
MonoMethod *method;
MonoBoolean isrefonly;
gpointer params [2];
if (mono_runtime_get_no_exec ())
return NULL;
g_assert (domain != NULL && fname != NULL);
klass = domain->domain->mbr.obj.vtable->klass;
g_assert (klass);
method = mono_class_get_method_from_name (klass, "DoAssemblyResolve", -1);
if (method == NULL) {
g_warning ("Method AppDomain.DoAssemblyResolve not found.\n");
return NULL;
}
isrefonly = refonly ? 1 : 0;
params [0] = fname;
params [1] = &isrefonly;
return (MonoReflectionAssembly *) mono_runtime_invoke (method, domain->domain, params, NULL);
}
static MonoAssembly *
mono_domain_assembly_postload_search (MonoAssemblyName *aname,
gpointer user_data)
{
gboolean refonly = GPOINTER_TO_UINT (user_data);
MonoReflectionAssembly *assembly;
MonoDomain *domain = mono_domain_get ();
char *aname_str;
MonoString *str;
aname_str = mono_stringify_assembly_name (aname);
/* FIXME: We invoke managed code here, so there is a potential for deadlocks */
str = mono_string_new (domain, aname_str);
if (!str) {
g_free (aname_str);
return NULL;
}
assembly = mono_try_assembly_resolve (domain, str, refonly);
g_free (aname_str);
if (assembly)
return assembly->assembly;
else
return NULL;
}
/*
* LOCKING: assumes assemblies_lock in the domain is already locked.
*/
static void
add_assemblies_to_domain (MonoDomain *domain, MonoAssembly *ass, GHashTable *ht)
{
gint i;
GSList *tmp;
gboolean destroy_ht = FALSE;
if (!ass->aname.name)
return;
if (!ht) {
ht = g_hash_table_new (mono_aligned_addr_hash, NULL);
destroy_ht = TRUE;
}
/* FIXME: handle lazy loaded assemblies */
for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
g_hash_table_insert (ht, tmp->data, tmp->data);
}
if (!g_hash_table_lookup (ht, ass)) {
mono_assembly_addref (ass);
g_hash_table_insert (ht, ass, ass);
domain->domain_assemblies = g_slist_append (domain->domain_assemblies, ass);
mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_ASSEMBLY, "Assembly %s[%p] added to domain %s, ref_count=%d", ass->aname.name, ass, domain->friendly_name, ass->ref_count);
}
if (ass->image->references) {
for (i = 0; ass->image->references [i] != NULL; i++) {
if (ass->image->references [i] != REFERENCE_MISSING)
if (!g_hash_table_lookup (ht, ass->image->references [i])) {
add_assemblies_to_domain (domain, ass->image->references [i], ht);
}
}
}
if (destroy_ht)
g_hash_table_destroy (ht);
}
static void
mono_domain_fire_assembly_load (MonoAssembly *assembly, gpointer user_data)
{
static MonoClassField *assembly_load_field;
static MonoMethod *assembly_load_method;
MonoDomain *domain = mono_domain_get ();
MonoReflectionAssembly *ref_assembly;
MonoClass *klass;
gpointer load_value;