Merge pull request #3591 from directhex/mono_libdir_fallback

[mono.git] / mono / metadata / assembly.c

diff --git a/mono/metadata/assembly.c b/mono/metadata/assembly.c
index d59d688c9aef2e19d3488905b241e225f2fdb8a1..643c4930b1a29360e4c80fc4cae1df1cf51da0bf 100644 (file)
--- a/mono/metadata/assembly.c
+++ b/mono/metadata/assembly.c
@@ -16,7 +16,9 @@
 #include <string.h>
 #include <stdlib.h>
 #include "assembly.h"
+#include "assembly-internals.h"
 #include "image.h"
+#include "image-internals.h"
 #include "object-internals.h"
 #include <mono/metadata/loader.h>
 #include <mono/metadata/tabledefs.h>
@@ -203,6 +205,7 @@ static GSList *loaded_assembly_bindings = NULL;
 
 /* Class lazy loading functions */
 static GENERATE_TRY_GET_CLASS_WITH_CACHE (internals_visible, System.Runtime.CompilerServices, InternalsVisibleToAttribute)
+static GENERATE_TRY_GET_CLASS_WITH_CACHE (reference_assembly, System.Runtime.CompilerServices, ReferenceAssemblyAttribute)
 
 static MonoAssembly*
 mono_assembly_invoke_search_hook_internal (MonoAssemblyName *aname, MonoAssembly *requesting, gboolean refonly, gboolean postload);
@@ -556,6 +559,21 @@ mono_assembly_getrootdir (void)
        return default_path [0];
 }
 
+/**
+ * mono_native_getrootdir:
+ * 
+ * Obtains the root directory used for looking up native libs (.so, .dylib).
+ *
+ * Returns: a string with the directory, this string should be freed by
+ * the caller.
+ */
+G_CONST_RETURN gchar *
+mono_native_getrootdir (void)
+{
+       gchar* fullpath = g_build_path (G_DIR_SEPARATOR_S, mono_assembly_getrootdir (), mono_config_get_reloc_lib_dir(), NULL);
+       return fullpath;
+}
+
 /**
  * mono_set_dirs:
  * @assembly_dir: the base directory for assemblies
@@ -1544,8 +1562,9 @@ mono_assembly_open_from_bundle (const char *filename, MonoImageOpenStatus *statu
 {
        int i;
        char *name;
+       gchar *lowercase_filename;
        MonoImage *image = NULL;
-
+       gboolean is_satellite = FALSE;
        /*
         * we do a very simple search for bundled assemblies: it's not a general 
         * purpose assembly loading mechanism.
@@ -1554,11 +1573,13 @@ mono_assembly_open_from_bundle (const char *filename, MonoImageOpenStatus *statu
        if (!bundles)
                return NULL;
 
+       lowercase_filename = g_utf8_strdown (filename, -1);
+       is_satellite = g_str_has_suffix (lowercase_filename, ".resources.dll");
+       g_free (lowercase_filename);
        name = g_path_get_basename (filename);
-
        mono_assemblies_lock ();
        for (i = 0; !image && bundles [i]; ++i) {
-               if (strcmp (bundles [i]->name, name) == 0) {
+               if (strcmp (bundles [i]->name, is_satellite ? filename : name) == 0) {
                        image = mono_image_open_from_data_with_name ((char*)bundles [i]->data, bundles [i]->size, FALSE, status, refonly, name);
                        break;
                }
@@ -1566,7 +1587,7 @@ mono_assembly_open_from_bundle (const char *filename, MonoImageOpenStatus *statu
        mono_assemblies_unlock ();
        if (image) {
                mono_image_addref (image);
-               mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_ASSEMBLY, "Assembly Loader loaded assembly from bundle: '%s'.", name);
+               mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_ASSEMBLY, "Assembly Loader loaded assembly from bundle: '%s'.", is_satellite ? filename : name);
                g_free (name);
                return image;
        }
@@ -1803,6 +1824,37 @@ mono_assembly_load_friends (MonoAssembly* ass)
        mono_assemblies_unlock ();
 }
 
+
+/**
+ * mono_assembly_get_reference_assembly_attribute:
+ * @assembly: a MonoAssembly
+ * @error: set on error.
+ *
+ * Returns TRUE if @assembly has the System.Runtime.CompilerServices.ReferenceAssemblyAttribute set.
+ * On error returns FALSE and sets @error.
+ */
+gboolean
+mono_assembly_get_reference_assembly_attribute (MonoAssembly *assembly, MonoError *error)
+{
+       mono_error_init (error);
+
+       MonoCustomAttrInfo *attrs = mono_custom_attrs_from_assembly_checked (assembly, error);
+       return_val_if_nok (error, FALSE);
+       if (!attrs)
+               return FALSE;
+       MonoClass *ref_asm_class = mono_class_try_get_reference_assembly_class ();
+       gboolean result = FALSE;
+       for (int i = 0; i < attrs->num_attrs; ++i) {
+               MonoCustomAttrEntry *attr = &attrs->attrs [i];
+               if (attr->ctor && attr->ctor->klass && attr->ctor->klass == ref_asm_class) {
+                       result = TRUE;
+                       break;
+               }
+       }
+       mono_custom_attrs_free (attrs);
+       return result;
+}
+
 /**
  * mono_assembly_open:
  * @filename: Opens the assembly pointed out by this name
@@ -1999,6 +2051,7 @@ mono_assembly_name_free (MonoAssemblyName *aname)
        g_free ((void *) aname->name);
        g_free ((void *) aname->culture);
        g_free ((void *) aname->hash_value);
+       g_free ((guint8*) aname->public_key);
 }
 
 static gboolean
@@ -2305,11 +2358,11 @@ mono_assembly_name_parse_full (const char *name, MonoAssemblyName *aname, gboole
                        if (!g_ascii_strcasecmp (retargetable, "yes")) {
                                flags |= ASSEMBLYREF_RETARGETABLE_FLAG;
                        } else if (g_ascii_strcasecmp (retargetable, "no")) {
-                               free (retargetable_uq);
+                               g_free (retargetable_uq);
                                goto cleanup_and_fail;
                        }
 
-                       free (retargetable_uq);
+                       g_free (retargetable_uq);
                        tmp++;
                        continue;
                }
@@ -2329,11 +2382,11 @@ mono_assembly_name_parse_full (const char *name, MonoAssemblyName *aname, gboole
                        else if (!g_ascii_strcasecmp (procarch, "AMD64"))
                                arch = MONO_PROCESSOR_ARCHITECTURE_AMD64;
                        else {
-                               free (procarch_uq);
+                               g_free (procarch_uq);
                                goto cleanup_and_fail;
                        }
 
-                       free (procarch_uq);
+                       g_free (procarch_uq);
                        tmp++;
                        continue;
                }
@@ -2361,11 +2414,11 @@ mono_assembly_name_parse_full (const char *name, MonoAssemblyName *aname, gboole
                key_uq == NULL ? key : key_uq,
                flags, arch, aname, save_public_key);
 
-       free (dllname_uq);
-       free (version_uq);
-       free (culture_uq);
-       free (token_uq);
-       free (key_uq);
+       g_free (dllname_uq);
+       g_free (version_uq);
+       g_free (culture_uq);
+       g_free (token_uq);
+       g_free (key_uq);
 
        g_strfreev (parts);
        return res;
@@ -3397,9 +3450,19 @@ mono_assembly_close (MonoAssembly *assembly)
 MonoImage*
 mono_assembly_load_module (MonoAssembly *assembly, guint32 idx)
 {
-       return mono_image_load_file_for_image (assembly->image, idx);
+       MonoError error;
+       MonoImage *result = mono_assembly_load_module_checked (assembly, idx, &error);
+       mono_error_assert_ok (&error);
+       return result;
+}
+
+MONO_API MonoImage*
+mono_assembly_load_module_checked (MonoAssembly *assembly, uint32_t idx, MonoError *error)
+{
+       return mono_image_load_file_for_image_checked (assembly->image, idx, error);
 }
 
+
 /**
  * mono_assembly_foreach:
  * @func: function to invoke for each assembly loaded