[mono] Add QCalls to the Runtime #37670
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| Original file line number | Diff line number | Diff line change |
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@@ -110,7 +110,6 @@ set(CORECLR_LIBRARIES | |
| ildbsymlib | ||
| utilcode | ||
| v3binder | ||
| System.Globalization.Native-Static | ||
| interop | ||
| ) | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,122 @@ | ||
| #include "config.h" | ||
| #include "mono/metadata/assembly-internals.h" | ||
| #include "mono/metadata/class-internals.h" | ||
| #include "mono/metadata/icall-decl.h" | ||
| #include "mono/metadata/loader-internals.h" | ||
| #include "mono/metadata/loader.h" | ||
| #include "mono/metadata/object-internals.h" | ||
| #include "mono/metadata/reflection-internals.h" | ||
| #include "mono/utils/checked-build.h" | ||
| #include "mono/utils/mono-compiler.h" | ||
| #include "mono/utils/mono-logger-internals.h" | ||
| #include "mono/utils/mono-path.h" | ||
| #include "mono/metadata/native-library.h" | ||
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| extern const void* gPalGlobalizationNative[]; | ||
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| enum { | ||
| func_flag_end_of_array = 0x01, | ||
| func_flag_has_signature = 0x02, | ||
| func_flag_unreferenced = 0x04, // Suppress unused fcall check | ||
| func_flag_qcall = 0x08, // QCall - mscorlib.dll to mscorwks.dll transition implemented as PInvoke | ||
| }; | ||
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| #if defined(NO_GLOBALIZATION_SHIM) || !defined(ENABLE_NETCORE) | ||
| const void* gPalGlobalizationNative[] = { (void*)func_flag_end_of_array }; | ||
| #endif | ||
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| static const MonoQCallDef c_qcalls[] = | ||
| { | ||
| #define FCClassElement(name,namespace,funcs) {name, namespace, funcs}, | ||
| #include "mono/metadata/qcall-def.h" | ||
| #undef FCClassElement | ||
| }; | ||
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| const int c_nECClasses = sizeof (c_qcalls) / sizeof (c_qcalls[0]); | ||
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| static gboolean is_end_of_array (MonoQCallFunc *func) { return !!((int)func->flags & func_flag_end_of_array); } | ||
| static gboolean has_signature (MonoQCallFunc *func) { return !!((int)func->flags & func_flag_has_signature); } | ||
| static gboolean is_unreferenced (MonoQCallFunc *func) { return !!((int)func->flags & func_flag_unreferenced); } | ||
| static gboolean is_qcall (MonoQCallFunc *func) { return !!((int)func->flags & func_flag_qcall); } | ||
| //CorInfoIntrinsics IntrinsicID(ECFunc *func) { return (CorInfoIntrinsics)((INT8)(func->m_dwFlags >> 16)); } | ||
| //int DynamicID(ECFunc *func) { return (int) ((int8)(func->m_dwFlags >> 24)); } | ||
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| static MonoQCallFunc * | ||
| next_in_array (MonoQCallFunc *func) | ||
| { | ||
| return (MonoQCallFunc *)((char *)func +sizeof (MonoQCallFunc)); | ||
| //(HasSignature(func) ? sizeof(ECFunc) : offsetof(ECFunc, func->m_pMethodSig))); | ||
| } | ||
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| static int | ||
| find_impls_index_for_class (MonoMethod *method) | ||
| { | ||
| const char *namespace_name = m_class_get_name_space (method->klass); | ||
| const char *name = m_class_get_name (method->klass); | ||
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| if (name == NULL) | ||
| return -1; | ||
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| unsigned low = 0; | ||
| unsigned high = c_nECClasses; | ||
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| #ifdef DEBUG | ||
| static bool checkedSort = FALSE; | ||
| if (!checkedSort) { | ||
| checkedSort = TRUE; | ||
| for (unsigned i = 1; i < high; i++) { | ||
| int cmp = strcmp (c_qcalls[i].class_name, c_qcalls[i-1].class_name); | ||
| if (cmp == 0) | ||
| cmp = strcmp (c_qcalls[i].namespace_name, c_qcalls[i-1].namespace_name); | ||
| g_assert (cmp > 0); | ||
| } | ||
| } | ||
| #endif // DEBUG | ||
| while (high > low) { | ||
| unsigned mid = (high + low) / 2; | ||
| int cmp = strcmp (name, c_qcalls[mid].class_name); | ||
| if (cmp == 0) | ||
| cmp = strcmp (namespace_name, c_qcalls[mid].namespace_name); | ||
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| if (cmp == 0) { | ||
|
Contributor
There was a problem hiding this comment. Nit: don't need the brackets here. |
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| return mid; | ||
| } | ||
| if (cmp > 0) | ||
| low = mid + 1; | ||
| else | ||
| high = mid; | ||
| } | ||
| return -1; | ||
| } | ||
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| static int | ||
| find_index_for_method (MonoMethod *method, const void **impls) | ||
| { | ||
| const char *method_name = method->name; | ||
| for (MonoQCallFunc *cur = (MonoQCallFunc *)impls; !is_end_of_array (cur); cur = next_in_array (cur)) | ||
| { | ||
| if (strcmp (cur->method_name, method_name) != 0) | ||
| continue; | ||
| return (int)((const void**)cur - impls); | ||
| } | ||
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| return -1; | ||
| } | ||
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| gpointer | ||
| mono_lookup_pinvoke_qcall_internal (MonoMethod *method, MonoLookupPInvokeStatus *status_out) | ||
| { | ||
| int pos_class = find_impls_index_for_class (method); | ||
| if (pos_class < 0) { | ||
| mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_QCALL, | ||
| "Couldn't find class: '%s' in namespace '%s'.", m_class_get_name (method->klass), m_class_get_name_space (method->klass)); | ||
| return NULL; | ||
| } | ||
| int pos_method = find_index_for_method (method, c_qcalls[pos_class].functions); | ||
| if (pos_method < 0) { | ||
| mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_QCALL, | ||
| "Couldn't find method: '%s' in class '%s' in namespace '%s'.", method->name, m_class_get_name (method->klass), m_class_get_name_space (method->klass)); | ||
| return NULL; | ||
| } | ||
| return (gpointer)c_qcalls[pos_class].functions[pos_method+1]; | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| #ifndef _MONO_METADATA_NATIVE_LIBRARY_H_ | ||
| #define _MONO_METADATA_NATIVE_LIBRARY_H_ | ||
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| #include <glib.h> | ||
| #include <mono/metadata/appdomain.h> | ||
| #include <mono/metadata/image.h> | ||
| #include <mono/metadata/object-forward.h> | ||
| #include <mono/utils/mono-forward.h> | ||
| #include <mono/utils/mono-error.h> | ||
| #include <mono/utils/mono-coop-mutex.h> | ||
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| typedef enum { | ||
| LOOKUP_PINVOKE_ERR_OK = 0, /* No error */ | ||
| LOOKUP_PINVOKE_ERR_NO_LIB, /* DllNotFoundException */ | ||
| LOOKUP_PINVOKE_ERR_NO_SYM, /* EntryPointNotFoundException */ | ||
| } MonoLookupPInvokeErr; | ||
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| /* We should just use a MonoError, but mono_lookup_pinvoke_call has this legacy | ||
| * error reporting mechanism where it returns an exception class and a string | ||
| * message. So instead we return an error code and message, and for internal | ||
| * callers convert it to a MonoError. | ||
| * | ||
| * Don't expose this type to the runtime. It's just an implementation | ||
| * detail for backward compatability. | ||
| */ | ||
| typedef struct MonoLookupPInvokeStatus { | ||
| MonoLookupPInvokeErr err_code; | ||
| char *err_arg; | ||
| } MonoLookupPInvokeStatus; | ||
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| gpointer | ||
| mono_lookup_pinvoke_qcall_internal (MonoMethod *method, MonoLookupPInvokeStatus *error); | ||
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| typedef struct MonoQCallDef | ||
| { | ||
| const char *class_name; | ||
| const char *namespace_name; | ||
| const void **functions; | ||
| } MonoQCallDef; | ||
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| typedef struct MonoQCallFunc { | ||
| intptr_t flags; //legal values (0x01 - end of array mareker, 0x08 - qcall) | ||
| void *implementation; | ||
| const char *method_name; | ||
| } MonoQCallFunc; | ||
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| #endif |
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