#include "tabledefs.h"
#include "tokentype.h"
#include "metadata-internals.h"
+#include "profiler-private.h"
#include "loader.h"
#include <mono/io-layer/io-layer.h>
#include <mono/utils/mono-logger.h>
+#include <mono/utils/mono-path.h>
+#include <mono/utils/mono-io-portability.h>
+#include <mono/metadata/class-internals.h>
+#include <mono/metadata/assembly.h>
#include <sys/types.h>
#include <sys/stat.h>
+#ifdef HAVE_UNISTD_H
#include <unistd.h>
+#endif
#define INVALID_ADDRESS 0xffffffff
* Keeps track of the various assemblies loaded
*/
static GHashTable *loaded_images_hash;
-static GHashTable *loaded_images_guid_hash;
static GHashTable *loaded_images_refonly_hash;
-static GHashTable *loaded_images_refonly_guid_hash;
static gboolean debug_assembly_unload = FALSE;
return INVALID_ADDRESS;
}
+/**
+ * mono_images_rva_map:
+ * @image: a MonoImage
+ * @addr: relative virtual address (RVA)
+ *
+ * This is a low-level routine used by the runtime to map relative
+ * virtual address (RVA) into their location in memory.
+ *
+ * Returns: the address in memory for the given RVA, or NULL if the
+ * RVA is not valid for this image.
+ */
char *
mono_image_rva_map (MonoImage *image, guint32 addr)
{
return NULL;
}
-static gchar *
-canonicalize_path (const char *path)
-{
- gchar *abspath, *pos, *lastpos, *dest;
- int backc;
-
- if (g_path_is_absolute (path)) {
- abspath = g_strdup (path);
- } else {
- gchar *tmpdir = g_get_current_dir ();
- abspath = g_build_filename (tmpdir, path, NULL);
- g_free (tmpdir);
- }
-
- abspath = g_strreverse (abspath);
-
- backc = 0;
- dest = lastpos = abspath;
- pos = strchr (lastpos, G_DIR_SEPARATOR);
-
- while (pos != NULL) {
- int len = pos - lastpos;
- if (len == 1 && lastpos [0] == '.') {
- // nop
- } else if (len == 2 && lastpos [0] == '.' && lastpos [1] == '.') {
- backc++;
- } else if (len > 0) {
- if (backc > 0) {
- backc--;
- } else {
- if (dest != lastpos)
- /* The two strings can overlap */
- memmove (dest, lastpos, len + 1);
- dest += len + 1;
- }
- }
- lastpos = pos + 1;
- pos = strchr (lastpos, G_DIR_SEPARATOR);
- }
-
- if (dest != lastpos) strcpy (dest, lastpos);
- return g_strreverse (abspath);
-}
-
/**
* mono_images_init:
*
InitializeCriticalSection (&images_mutex);
loaded_images_hash = g_hash_table_new (g_str_hash, g_str_equal);
- loaded_images_guid_hash = g_hash_table_new (g_str_hash, g_str_equal);
loaded_images_refonly_hash = g_hash_table_new (g_str_hash, g_str_equal);
- loaded_images_refonly_guid_hash = g_hash_table_new (g_str_hash, g_str_equal);
debug_assembly_unload = getenv ("MONO_DEBUG_ASSEMBLY_UNLOAD") != NULL;
}
DeleteCriticalSection (&images_mutex);
g_hash_table_destroy (loaded_images_hash);
- g_hash_table_destroy (loaded_images_guid_hash);
g_hash_table_destroy (loaded_images_refonly_hash);
- g_hash_table_destroy (loaded_images_refonly_guid_hash);
}
/**
image->heap_guid.size = read32 (ptr + 4);
ptr += 8 + 6;
} else if (strncmp (ptr + 8, "#-", 3) == 0) {
- g_print ("Assembly '%s' has the non-standard metadata heap #-.\nRecompile it correctly (without the /incremental switch or in Release mode).", image->name);
- return FALSE;
+ image->heap_tables.data = image->raw_metadata + read32 (ptr);
+ image->heap_tables.size = read32 (ptr + 4);
+ ptr += 8 + 3;
+ image->uncompressed_metadata = TRUE;
+ mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_ASSEMBLY, "Assembly '%s' has the non-standard metadata heap #-.\nRecompile it correctly (without the /incremental switch or in Release mode).\n", image->name);
} else {
g_message ("Unknown heap type: %s\n", ptr + 8);
ptr += 8 + strlen (ptr + 8) + 1;
}
void
-mono_image_add_to_name_cache (MonoImage *image, const char *nspace,
- const char *name, guint32 index)
+mono_image_check_for_module_cctor (MonoImage *image)
{
- GHashTable *nspace_table;
- GHashTable *name_cache = image->name_cache;
-
- if (!(nspace_table = g_hash_table_lookup (name_cache, nspace))) {
- nspace_table = g_hash_table_new (g_str_hash, g_str_equal);
- g_hash_table_insert (name_cache, (char *)nspace, (char *)nspace_table);
+ MonoTableInfo *t, *mt;
+ t = &image->tables [MONO_TABLE_TYPEDEF];
+ mt = &image->tables [MONO_TABLE_METHOD];
+ if (mono_get_runtime_info ()->framework_version [0] == '1') {
+ image->checked_module_cctor = TRUE;
+ return;
}
- g_hash_table_insert (nspace_table, (char *) name, GUINT_TO_POINTER (index));
+ if (image->dynamic) {
+ /* FIXME: */
+ image->checked_module_cctor = TRUE;
+ return;
+ }
+ if (t->rows >= 1) {
+ guint32 nameidx = mono_metadata_decode_row_col (t, 0, MONO_TYPEDEF_NAME);
+ const char *name = mono_metadata_string_heap (image, nameidx);
+ if (strcmp (name, "<Module>") == 0) {
+ guint32 first_method = mono_metadata_decode_row_col (t, 0, MONO_TYPEDEF_METHOD_LIST) - 1;
+ guint32 last_method;
+ if (t->rows > 1)
+ last_method = mono_metadata_decode_row_col (t, 1, MONO_TYPEDEF_METHOD_LIST) - 1;
+ else
+ last_method = mt->rows;
+ for (; first_method < last_method; first_method++) {
+ nameidx = mono_metadata_decode_row_col (mt, first_method, MONO_METHOD_NAME);
+ name = mono_metadata_string_heap (image, nameidx);
+ if (strcmp (name, ".cctor") == 0) {
+ image->has_module_cctor = TRUE;
+ image->checked_module_cctor = TRUE;
+ return;
+ }
+ }
+ }
+ }
+ image->has_module_cctor = FALSE;
+ image->checked_module_cctor = TRUE;
}
static void
-load_modules (MonoImage *image, MonoImageOpenStatus *status)
+load_modules (MonoImage *image)
{
MonoTableInfo *t;
- int i;
- char *base_dir;
- gboolean refonly = image->ref_only;
if (image->modules)
return;
t = &image->tables [MONO_TABLE_MODULEREF];
image->modules = g_new0 (MonoImage *, t->rows);
+ image->modules_loaded = g_new0 (gboolean, t->rows);
image->module_count = t->rows;
- base_dir = g_path_get_dirname (image->name);
- for (i = 0; i < t->rows; i++){
- char *module_ref;
- const char *name;
- guint32 cols [MONO_MODULEREF_SIZE];
-
- mono_metadata_decode_row (t, i, cols, MONO_MODULEREF_SIZE);
- name = mono_metadata_string_heap (image, cols [MONO_MODULEREF_NAME]);
- module_ref = g_build_filename (base_dir, name, NULL);
- image->modules [i] = mono_image_open_full (module_ref, status, refonly);
- if (image->modules [i]) {
- mono_image_addref (image->modules [i]);
- /* g_print ("loaded module %s from %s (%p)\n", module_ref, image->name, image->assembly); */
- }
- /*
- * FIXME: what do we do here? it could be a native dll...
- * We should probably do lazy-loading of modules.
- */
- if (status)
- *status = MONO_IMAGE_OK;
- g_free (module_ref);
- }
-
- g_free (base_dir);
}
-static void
-load_class_names (MonoImage *image)
+/**
+ * mono_image_load_module:
+ *
+ * Load the module with the one-based index IDX from IMAGE and return it. Return NULL if
+ * it cannot be loaded.
+ */
+MonoImage*
+mono_image_load_module (MonoImage *image, int idx)
{
- MonoTableInfo *t = &image->tables [MONO_TABLE_TYPEDEF];
- guint32 cols [MONO_TYPEDEF_SIZE];
- const char *name;
- const char *nspace;
- guint32 i, visib, nspace_index;
- GHashTable *name_cache2, *nspace_table;
-
- /* Temporary hash table to avoid lookups in the nspace_table */
- name_cache2 = g_hash_table_new (NULL, NULL);
-
- for (i = 1; i <= t->rows; ++i) {
- mono_metadata_decode_row (t, i - 1, cols, MONO_TYPEDEF_SIZE);
- /* nested types are accessed from the nesting name */
- visib = cols [MONO_TYPEDEF_FLAGS] & TYPE_ATTRIBUTE_VISIBILITY_MASK;
- if (visib > TYPE_ATTRIBUTE_PUBLIC && visib <= TYPE_ATTRIBUTE_NESTED_ASSEMBLY)
+ MonoTableInfo *t;
+ MonoTableInfo *file_table;
+ int i;
+ char *base_dir;
+ gboolean refonly = image->ref_only;
+ GList *list_iter, *valid_modules = NULL;
+ MonoImageOpenStatus status;
+
+ g_assert (idx <= image->module_count);
+ if (image->modules_loaded [idx - 1])
+ return image->modules [idx - 1];
+
+ file_table = &image->tables [MONO_TABLE_FILE];
+ for (i = 0; i < file_table->rows; i++) {
+ guint32 cols [MONO_FILE_SIZE];
+ mono_metadata_decode_row (file_table, i, cols, MONO_FILE_SIZE);
+ if (cols [MONO_FILE_FLAGS] == FILE_CONTAINS_NO_METADATA)
continue;
- name = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAME]);
- nspace = mono_metadata_string_heap (image, cols [MONO_TYPEDEF_NAMESPACE]);
-
- nspace_index = cols [MONO_TYPEDEF_NAMESPACE];
- nspace_table = g_hash_table_lookup (name_cache2, GUINT_TO_POINTER (nspace_index));
- if (!nspace_table) {
- nspace_table = g_hash_table_new (g_str_hash, g_str_equal);
- g_hash_table_insert (image->name_cache, (char*)nspace, nspace_table);
- g_hash_table_insert (name_cache2, GUINT_TO_POINTER (nspace_index),
- nspace_table);
- }
- g_hash_table_insert (nspace_table, (char *) name, GUINT_TO_POINTER (i));
+ valid_modules = g_list_prepend (valid_modules, (char*)mono_metadata_string_heap (image, cols [MONO_FILE_NAME]));
}
- /* Load type names from EXPORTEDTYPES table */
+ t = &image->tables [MONO_TABLE_MODULEREF];
+ base_dir = g_path_get_dirname (image->name);
+
{
- MonoTableInfo *t = &image->tables [MONO_TABLE_EXPORTEDTYPE];
- guint32 cols [MONO_EXP_TYPE_SIZE];
- int i;
+ char *module_ref;
+ const char *name;
+ guint32 cols [MONO_MODULEREF_SIZE];
+ /* if there is no file table, we try to load the module... */
+ int valid = file_table->rows == 0;
- for (i = 0; i < t->rows; ++i) {
- mono_metadata_decode_row (t, i, cols, MONO_EXP_TYPE_SIZE);
- name = mono_metadata_string_heap (image, cols [MONO_EXP_TYPE_NAME]);
- nspace = mono_metadata_string_heap (image, cols [MONO_EXP_TYPE_NAMESPACE]);
-
- nspace_index = cols [MONO_EXP_TYPE_NAMESPACE];
- nspace_table = g_hash_table_lookup (name_cache2, GUINT_TO_POINTER (nspace_index));
- if (!nspace_table) {
- nspace_table = g_hash_table_new (g_str_hash, g_str_equal);
- g_hash_table_insert (image->name_cache, (char*)nspace, nspace_table);
- g_hash_table_insert (name_cache2, GUINT_TO_POINTER (nspace_index),
- nspace_table);
+ mono_metadata_decode_row (t, idx - 1, cols, MONO_MODULEREF_SIZE);
+ name = mono_metadata_string_heap (image, cols [MONO_MODULEREF_NAME]);
+ for (list_iter = valid_modules; list_iter; list_iter = list_iter->next) {
+ /* be safe with string dups, but we could just compare string indexes */
+ if (strcmp (list_iter->data, name) == 0) {
+ valid = TRUE;
+ break;
+ }
+ }
+ if (valid) {
+ module_ref = g_build_filename (base_dir, name, NULL);
+ image->modules [idx - 1] = mono_image_open_full (module_ref, &status, refonly);
+ if (image->modules [idx - 1]) {
+ mono_image_addref (image->modules [idx - 1]);
+ image->modules [idx - 1]->assembly = image->assembly;
+ /* g_print ("loaded module %s from %s (%p)\n", module_ref, image->name, image->assembly); */
}
- g_hash_table_insert (nspace_table, (char *) name, GUINT_TO_POINTER (mono_metadata_make_token (MONO_TABLE_EXPORTEDTYPE, i + 1)));
+ g_free (module_ref);
}
}
- g_hash_table_destroy (name_cache2);
+ image->modules_loaded [idx - 1] = TRUE;
+
+ g_free (base_dir);
+ g_list_free (valid_modules);
+
+ return image->modules [idx - 1];
}
-static void
-register_guid (gpointer key, gpointer value, gpointer user_data)
+static gpointer
+class_key_extract (gpointer value)
{
- MonoImage *image = (MonoImage*)value;
+ MonoClass *class = value;
- if (!g_hash_table_lookup (loaded_images_guid_hash, image))
- g_hash_table_insert (loaded_images_guid_hash, image->guid, image);
+ return GUINT_TO_POINTER (class->type_token);
}
-static void
-build_guid_table (gboolean refonly)
+static gpointer*
+class_next_value (gpointer value)
{
- GHashTable *loaded_images = refonly ? loaded_images_refonly_hash : loaded_images_hash;
- g_hash_table_foreach (loaded_images, register_guid, NULL);
+ MonoClass *class = value;
+
+ return (gpointer*)&class->next_class_cache;
}
void
mono_image_init (MonoImage *image)
{
- image->mempool = mono_mempool_new ();
+ image->mempool = mono_mempool_new_size (512);
image->method_cache = g_hash_table_new (NULL, NULL);
- image->class_cache = g_hash_table_new (NULL, NULL);
+ mono_internal_hash_table_init (&image->class_cache,
+ g_direct_hash,
+ class_key_extract,
+ class_next_value);
image->field_cache = g_hash_table_new (NULL, NULL);
- image->name_cache = g_hash_table_new (g_str_hash, g_str_equal);
image->delegate_begin_invoke_cache =
g_hash_table_new ((GHashFunc)mono_signature_hash,
image->managed_wrapper_cache = g_hash_table_new (mono_aligned_addr_hash, NULL);
image->native_wrapper_cache = g_hash_table_new (mono_aligned_addr_hash, NULL);
image->remoting_invoke_cache = g_hash_table_new (mono_aligned_addr_hash, NULL);
+ image->cominterop_invoke_cache = g_hash_table_new (mono_aligned_addr_hash, NULL);
+ image->cominterop_wrapper_cache = g_hash_table_new (mono_aligned_addr_hash, NULL);
image->synchronized_cache = g_hash_table_new (mono_aligned_addr_hash, NULL);
image->unbox_wrapper_cache = g_hash_table_new (mono_aligned_addr_hash, NULL);
image->method_signatures = g_hash_table_new (NULL, NULL);
}
-static MonoImage *
-do_mono_image_load (MonoImage *image, MonoImageOpenStatus *status,
- gboolean care_about_cli)
-{
- MonoCLIImageInfo *iinfo;
- MonoDotNetHeader *header;
- MonoMSDOSHeader msdos;
- guint32 offset = 0;
-
- mono_image_init (image);
-
- iinfo = image->image_info;
- header = &iinfo->cli_header;
-
- if (status)
- *status = MONO_IMAGE_IMAGE_INVALID;
+#if G_BYTE_ORDER != G_LITTLE_ENDIAN
+#define SWAP64(x) (x) = GUINT64_FROM_LE ((x))
+#define SWAP32(x) (x) = GUINT32_FROM_LE ((x))
+#define SWAP16(x) (x) = GUINT16_FROM_LE ((x))
+#define SWAPPDE(x) do { (x).rva = GUINT32_FROM_LE ((x).rva); (x).size = GUINT32_FROM_LE ((x).size);} while (0)
+#else
+#define SWAP64(x)
+#define SWAP32(x)
+#define SWAP16(x)
+#define SWAPPDE(x)
+#endif
- if (offset + sizeof (msdos) > image->raw_data_len)
- goto invalid_image;
- memcpy (&msdos, image->raw_data + offset, sizeof (msdos));
-
- if (!(msdos.msdos_sig [0] == 'M' && msdos.msdos_sig [1] == 'Z'))
- goto invalid_image;
-
- msdos.pe_offset = GUINT32_FROM_LE (msdos.pe_offset);
+/*
+ * Returns < 0 to indicate an error.
+ */
+static int
+do_load_header (MonoImage *image, MonoDotNetHeader *header, int offset)
+{
+ MonoDotNetHeader64 header64;
- offset = msdos.pe_offset;
+ if (offset + sizeof (MonoDotNetHeader32) > image->raw_data_len)
+ return -1;
- if (offset + sizeof (MonoDotNetHeader) > image->raw_data_len)
- goto invalid_image;
memcpy (header, image->raw_data + offset, sizeof (MonoDotNetHeader));
- offset += sizeof (MonoDotNetHeader);
-#if G_BYTE_ORDER != G_LITTLE_ENDIAN
-#define SWAP32(x) (x) = GUINT32_FROM_LE ((x))
-#define SWAP16(x) (x) = GUINT16_FROM_LE ((x))
-#define SWAPPDE(x) do { (x).rva = GUINT32_FROM_LE ((x).rva); (x).size = GUINT32_FROM_LE ((x).size);} while (0)
+ if (header->pesig [0] != 'P' || header->pesig [1] != 'E')
+ return -1;
+
+ /* endian swap the fields common between PE and PE+ */
SWAP32 (header->coff.coff_time);
SWAP32 (header->coff.coff_symptr);
SWAP32 (header->coff.coff_symcount);
SWAP16 (header->coff.coff_attributes);
/* MonoPEHeader */
SWAP32 (header->pe.pe_code_size);
- SWAP32 (header->pe.pe_data_size);
SWAP32 (header->pe.pe_uninit_data_size);
SWAP32 (header->pe.pe_rva_entry_point);
SWAP32 (header->pe.pe_rva_code_base);
SWAP32 (header->pe.pe_rva_data_base);
SWAP16 (header->pe.pe_magic);
+ /* now we are ready for the basic tests */
+
+ if (header->pe.pe_magic == 0x10B) {
+ offset += sizeof (MonoDotNetHeader);
+ SWAP32 (header->pe.pe_data_size);
+ if (header->coff.coff_opt_header_size != (sizeof (MonoDotNetHeader) - sizeof (MonoCOFFHeader) - 4))
+ return -1;
+
+ SWAP32 (header->nt.pe_image_base); /* must be 0x400000 */
+ SWAP32 (header->nt.pe_stack_reserve);
+ SWAP32 (header->nt.pe_stack_commit);
+ SWAP32 (header->nt.pe_heap_reserve);
+ SWAP32 (header->nt.pe_heap_commit);
+ } else if (header->pe.pe_magic == 0x20B) {
+ /* PE32+ file format */
+ if (header->coff.coff_opt_header_size != (sizeof (MonoDotNetHeader64) - sizeof (MonoCOFFHeader) - 4))
+ return -1;
+ memcpy (&header64, image->raw_data + offset, sizeof (MonoDotNetHeader64));
+ offset += sizeof (MonoDotNetHeader64);
+ /* copy the fields already swapped. the last field, pe_data_size, is missing */
+ memcpy (&header64, header, sizeof (MonoDotNetHeader) - 4);
+ /* FIXME: we lose bits here, but we don't use this stuff internally, so we don't care much.
+ * will be fixed when we change MonoDotNetHeader to not match the 32 bit variant
+ */
+ SWAP64 (header64.nt.pe_image_base);
+ header->nt.pe_image_base = header64.nt.pe_image_base;
+ SWAP64 (header64.nt.pe_stack_reserve);
+ header->nt.pe_stack_reserve = header64.nt.pe_stack_reserve;
+ SWAP64 (header64.nt.pe_stack_commit);
+ header->nt.pe_stack_commit = header64.nt.pe_stack_commit;
+ SWAP64 (header64.nt.pe_heap_reserve);
+ header->nt.pe_heap_reserve = header64.nt.pe_heap_reserve;
+ SWAP64 (header64.nt.pe_heap_commit);
+ header->nt.pe_heap_commit = header64.nt.pe_heap_commit;
+
+ header->nt.pe_section_align = header64.nt.pe_section_align;
+ header->nt.pe_file_alignment = header64.nt.pe_file_alignment;
+ header->nt.pe_os_major = header64.nt.pe_os_major;
+ header->nt.pe_os_minor = header64.nt.pe_os_minor;
+ header->nt.pe_user_major = header64.nt.pe_user_major;
+ header->nt.pe_user_minor = header64.nt.pe_user_minor;
+ header->nt.pe_subsys_major = header64.nt.pe_subsys_major;
+ header->nt.pe_subsys_minor = header64.nt.pe_subsys_minor;
+ header->nt.pe_reserved_1 = header64.nt.pe_reserved_1;
+ header->nt.pe_image_size = header64.nt.pe_image_size;
+ header->nt.pe_header_size = header64.nt.pe_header_size;
+ header->nt.pe_checksum = header64.nt.pe_checksum;
+ header->nt.pe_subsys_required = header64.nt.pe_subsys_required;
+ header->nt.pe_dll_flags = header64.nt.pe_dll_flags;
+ header->nt.pe_loader_flags = header64.nt.pe_loader_flags;
+ header->nt.pe_data_dir_count = header64.nt.pe_data_dir_count;
+
+ /* copy the datadir */
+ memcpy (&header->datadir, &header64.datadir, sizeof (MonoPEDatadir));
+ } else {
+ return -1;
+ }
+
/* MonoPEHeaderNT: not used yet */
- SWAP32 (header->nt.pe_image_base); /* must be 0x400000 */
SWAP32 (header->nt.pe_section_align); /* must be 8192 */
SWAP32 (header->nt.pe_file_alignment); /* must be 512 or 4096 */
SWAP16 (header->nt.pe_os_major); /* must be 4 */
SWAP32 (header->nt.pe_checksum);
SWAP16 (header->nt.pe_subsys_required);
SWAP16 (header->nt.pe_dll_flags);
- SWAP32 (header->nt.pe_stack_reserve);
- SWAP32 (header->nt.pe_stack_commit);
- SWAP32 (header->nt.pe_heap_reserve);
- SWAP32 (header->nt.pe_heap_commit);
SWAP32 (header->nt.pe_loader_flags);
SWAP32 (header->nt.pe_data_dir_count);
SWAPPDE (header->datadir.pe_cli_header);
SWAPPDE (header->datadir.pe_reserved);
-#undef SWAP32
-#undef SWAP16
-#undef SWAPPDE
-#endif
+ return offset;
+}
- if (header->coff.coff_machine != 0x14c)
+static MonoImage *
+do_mono_image_load (MonoImage *image, MonoImageOpenStatus *status,
+ gboolean care_about_cli)
+{
+ MonoCLIImageInfo *iinfo;
+ MonoDotNetHeader *header;
+ MonoMSDOSHeader msdos;
+ gint32 offset = 0;
+
+ mono_profiler_module_event (image, MONO_PROFILE_START_LOAD);
+
+ mono_image_init (image);
+
+ iinfo = image->image_info;
+ header = &iinfo->cli_header;
+
+ if (status)
+ *status = MONO_IMAGE_IMAGE_INVALID;
+
+ if (offset + sizeof (msdos) > image->raw_data_len)
+ goto invalid_image;
+ memcpy (&msdos, image->raw_data + offset, sizeof (msdos));
+
+ if (!(msdos.msdos_sig [0] == 'M' && msdos.msdos_sig [1] == 'Z'))
goto invalid_image;
+
+ msdos.pe_offset = GUINT32_FROM_LE (msdos.pe_offset);
+
+ offset = msdos.pe_offset;
- if (header->coff.coff_opt_header_size != (sizeof (MonoDotNetHeader) - sizeof (MonoCOFFHeader) - 4))
+ offset = do_load_header (image, header, offset);
+ if (offset < 0)
goto invalid_image;
- if (header->pesig[0] != 'P' || header->pesig[1] != 'E' || header->pe.pe_magic != 0x10B)
+ /*
+ * this tests for a x86 machine type, but itanium, amd64 and others could be used, too.
+ * we skip this test.
+ if (header->coff.coff_machine != 0x14c)
goto invalid_image;
+ */
#if 0
/*
if (!load_metadata (image, iinfo))
goto invalid_image;
- load_class_names (image);
-
/* modules don't have an assembly table row */
if (image->tables [MONO_TABLE_ASSEMBLY].rows)
image->assembly_name = mono_metadata_string_heap (image,
mono_metadata_decode_row_col (&image->tables [MONO_TABLE_MODULE],
0, MONO_MODULE_NAME));
- load_modules (image, status);
+ load_modules (image);
done:
+ mono_profiler_module_loaded (image, MONO_PROFILE_OK);
if (status)
*status = MONO_IMAGE_OK;
return image;
invalid_image:
+ mono_profiler_module_loaded (image, MONO_PROFILE_FAILED);
mono_image_close (image);
return NULL;
}
struct stat stat_buf;
if ((filed = fopen (fname, "rb")) == NULL){
- if (status)
- *status = MONO_IMAGE_ERROR_ERRNO;
- return NULL;
+ if (IS_PORTABILITY_SET) {
+ gchar *ffname = mono_portability_find_file (fname, FALSE);
+ if (ffname) {
+ filed = fopen (ffname, "rb");
+ g_free (ffname);
+ }
+ }
+
+ if (filed == NULL) {
+ if (status)
+ *status = MONO_IMAGE_ERROR_ERRNO;
+ return NULL;
+ }
}
if (fstat (fileno (filed), &stat_buf)) {
return NULL;
}
image = g_new0 (MonoImage, 1);
- image->file_descr = filed;
+ image->raw_buffer_used = TRUE;
image->raw_data_len = stat_buf.st_size;
image->raw_data = mono_raw_buffer_load (fileno (filed), FALSE, 0, stat_buf.st_size);
iinfo = g_new0 (MonoCLIImageInfo, 1);
image->image_info = iinfo;
- image->name = canonicalize_path (fname);
+ image->name = mono_path_resolve_symlinks (fname);
image->ref_only = refonly;
image->ref_count = 1;
+ fclose (filed);
+
return do_mono_image_load (image, status, care_about_cli);
}
return res;
}
+/**
+ * mono_image_loaded:
+ * @name: name of the image to load
+ *
+ * This routine ensures that the given image is loaded.
+ *
+ * Returns: the loaded MonoImage, or NULL on failure.
+ */
MonoImage *
mono_image_loaded (const char *name)
{
return mono_image_loaded_full (name, FALSE);
}
+typedef struct {
+ MonoImage *res;
+ const char* guid;
+} GuidData;
+
+static void
+find_by_guid (gpointer key, gpointer val, gpointer user_data)
+{
+ GuidData *data = user_data;
+ MonoImage *image;
+
+ if (data->res)
+ return;
+ image = val;
+ if (strcmp (data->guid, mono_image_get_guid (image)) == 0)
+ data->res = image;
+}
+
MonoImage *
mono_image_loaded_by_guid_full (const char *guid, gboolean refonly)
{
- MonoImage *res;
- GHashTable *loaded_images = refonly ? loaded_images_refonly_guid_hash : loaded_images_guid_hash;
+ GuidData data;
+ GHashTable *loaded_images = refonly ? loaded_images_refonly_hash : loaded_images_hash;
+ data.res = NULL;
+ data.guid = guid;
mono_images_lock ();
- res = g_hash_table_lookup (loaded_images, guid);
+ g_hash_table_foreach (loaded_images, find_by_guid, &data);
mono_images_unlock ();
- return res;
+ return data.res;
}
MonoImage *
g_hash_table_insert (loaded_images, image->name, image);
if (image->assembly_name && (g_hash_table_lookup (loaded_images, image->assembly_name) == NULL))
g_hash_table_insert (loaded_images, (char *) image->assembly_name, image);
- g_hash_table_insert (image->ref_only ? loaded_images_refonly_guid_hash : loaded_images_guid_hash, image->guid, image);
mono_images_unlock ();
return image;
g_return_val_if_fail (fname != NULL, NULL);
- absfname = canonicalize_path (fname);
+ absfname = mono_path_canonicalize (fname);
/*
* The easiest solution would be to do all the loading inside the mutex,
mono_image_close (MonoImage *image)
{
MonoImage *image2;
- GHashTable *loaded_images, *loaded_images_guid;
+ GHashTable *loaded_images;
int i;
g_return_if_fail (image != NULL);
if (InterlockedDecrement (&image->ref_count) > 0)
return;
+ mono_profiler_module_event (image, MONO_PROFILE_START_UNLOAD);
+
mono_trace (G_LOG_LEVEL_INFO, MONO_TRACE_ASSEMBLY, "Unloading image %s [%p].", image->name, image);
-
+
+ mono_metadata_clean_for_image (image);
+
+ /*
+ * The caches inside a MonoImage might refer to metadata which is stored in referenced
+ * assemblies, so we can't release these references in mono_assembly_close () since the
+ * MonoImage might outlive its associated MonoAssembly.
+ */
+ if (image->references) {
+ int i;
+
+ for (i = 0; image->references [i]; i++) {
+ if (image->references [i])
+ mono_assembly_close (image->references [i]);
+ }
+
+ g_free (image->references);
+ image->references = NULL;
+ }
+
mono_images_lock ();
loaded_images = image->ref_only ? loaded_images_refonly_hash : loaded_images_hash;
- loaded_images_guid = image->ref_only ? loaded_images_refonly_guid_hash : loaded_images_guid_hash;
image2 = g_hash_table_lookup (loaded_images, image->name);
if (image == image2) {
/* This is not true if we are called from mono_image_open () */
g_hash_table_remove (loaded_images, image->name);
- g_hash_table_remove (loaded_images_guid, image->guid);
}
if (image->assembly_name && (g_hash_table_lookup (loaded_images, image->assembly_name) == image))
g_hash_table_remove (loaded_images, (char *) image->assembly_name);
- /* Multiple images might have the same guid */
- build_guid_table (image->ref_only);
-
mono_images_unlock ();
- if (image->file_descr) {
- fclose (image->file_descr);
- image->file_descr = NULL;
+ if (image->raw_buffer_used) {
if (image->raw_data != NULL)
mono_raw_buffer_free (image->raw_data);
}
}
g_hash_table_destroy (image->method_cache);
- g_hash_table_destroy (image->class_cache);
+ mono_internal_hash_table_destroy (&image->class_cache);
g_hash_table_destroy (image->field_cache);
if (image->array_cache) {
g_hash_table_foreach (image->array_cache, free_array_cache_entry, NULL);
}
if (image->ptr_cache)
g_hash_table_destroy (image->ptr_cache);
- g_hash_table_foreach (image->name_cache, free_hash_table, NULL);
- g_hash_table_destroy (image->name_cache);
+ if (image->name_cache) {
+ g_hash_table_foreach (image->name_cache, free_hash_table, NULL);
+ g_hash_table_destroy (image->name_cache);
+ }
g_hash_table_destroy (image->native_wrapper_cache);
g_hash_table_destroy (image->managed_wrapper_cache);
g_hash_table_destroy (image->delegate_begin_invoke_cache);
g_hash_table_destroy (image->runtime_invoke_cache);
g_hash_table_destroy (image->synchronized_cache);
g_hash_table_destroy (image->unbox_wrapper_cache);
+ g_hash_table_destroy (image->cominterop_invoke_cache);
+ g_hash_table_destroy (image->cominterop_wrapper_cache);
g_hash_table_destroy (image->typespec_cache);
g_hash_table_destroy (image->ldfld_wrapper_cache);
g_hash_table_destroy (image->ldflda_wrapper_cache);
}
if (image->modules)
g_free (image->modules);
+ if (image->modules_loaded)
+ g_free (image->modules_loaded);
if (image->references)
g_free (image->references);
/*g_print ("destroy image %p (dynamic: %d)\n", image, image->dynamic);*/
}
mono_mempool_destroy (image->mempool);
}
+
+ mono_profiler_module_event (image, MONO_PROFILE_END_UNLOAD);
}
/**
MonoPEResourceDirEntry *entry,
MonoPEResourceDir *root, guint32 level)
{
- gboolean is_string=entry->name_is_string;
+ gboolean is_string, is_dir;
+ guint32 name_offset, dir_offset;
/* Level 0 holds a directory entry for each type of resource
* (identified by ID or name).
* Level 2 holds a directory entry for each language pointing to
* the actual data.
*/
+ name_offset = GUINT32_FROM_LE (entry->name_offset) & 0x7fffffff;
+ dir_offset = GUINT32_FROM_LE (entry->dir_offset) & 0x7fffffff;
+
+#if G_BYTE_ORDER != G_LITTLE_ENDIAN
+ is_string = (GUINT32_FROM_LE (entry->name_offset) & 0x80000000) != 0;
+ is_dir = (GUINT32_FROM_LE (entry->dir_offset) & 0x80000000) != 0;
+#else
+ is_string = entry->name_is_string;
+ is_dir = entry->is_dir;
+#endif
if(level==0) {
- if((is_string==FALSE && entry->name_offset!=res_id) ||
+ if((is_string==FALSE && name_offset!=res_id) ||
(is_string==TRUE)) {
return(NULL);
}
} else if (level==1) {
#if 0
if(name!=NULL &&
- is_string==TRUE && name!=lookup (entry->name_offset)) {
+ is_string==TRUE && name!=lookup (name_offset)) {
return(NULL);
}
#endif
} else if (level==2) {
if ((is_string == FALSE &&
- entry->name_offset != lang_id &&
+ name_offset != lang_id &&
lang_id != 0) ||
(is_string == TRUE)) {
return(NULL);
g_assert_not_reached ();
}
- if(entry->is_dir==TRUE) {
- MonoPEResourceDir *res_dir=(MonoPEResourceDir *)(((char *)root)+entry->dir_offset);
+ if(is_dir==TRUE) {
+ MonoPEResourceDir *res_dir=(MonoPEResourceDir *)(((char *)root)+dir_offset);
MonoPEResourceDirEntry *sub_entries=(MonoPEResourceDirEntry *)(res_dir+1);
guint32 entries, i;
-
- entries=res_dir->res_named_entries + res_dir->res_id_entries;
+
+ entries = GUINT16_FROM_LE (res_dir->res_named_entries) + GUINT16_FROM_LE (res_dir->res_id_entries);
for(i=0; i<entries; i++) {
MonoPEResourceDirEntry *sub_entry=&sub_entries[i];
return(NULL);
} else {
- MonoPEResourceDataEntry *data_entry=(MonoPEResourceDataEntry *)((char *)(root)+entry->dir_offset);
-
- return(data_entry);
+ MonoPEResourceDataEntry *data_entry=(MonoPEResourceDataEntry *)((char *)(root)+dir_offset);
+ MonoPEResourceDataEntry *res;
+
+ res = g_new0 (MonoPEResourceDataEntry, 1);
+
+ res->rde_data_offset = GUINT32_TO_LE (data_entry->rde_data_offset);
+ res->rde_size = GUINT32_TO_LE (data_entry->rde_size);
+ res->rde_codepage = GUINT32_TO_LE (data_entry->rde_codepage);
+ res->rde_reserved = GUINT32_TO_LE (data_entry->rde_reserved);
+
+ return (res);
}
}
* @name: the resource name to lookup.
*
* Returns: NULL if not found, otherwise a pointer to the in-memory representation
- * of the given resource.
+ * of the given resource. The caller should free it using g_free () when no longer
+ * needed.
*/
gpointer
mono_image_lookup_resource (MonoImage *image, guint32 res_id, guint32 lang_id, gunichar2 *name)
if(resource_dir==NULL) {
return(NULL);
}
-
- entries=resource_dir->res_named_entries + resource_dir->res_id_entries;
+
+ entries = GUINT16_FROM_LE (resource_dir->res_named_entries) + GUINT16_FROM_LE (resource_dir->res_id_entries);
res_entries=(MonoPEResourceDirEntry *)(resource_dir+1);
for(i=0; i<entries; i++) {
if (fileidx < 1 || fileidx > t->rows)
return NULL;
- if (image->files && image->files [fileidx - 1])
+ mono_loader_lock ();
+ if (image->files && image->files [fileidx - 1]) {
+ mono_loader_unlock ();
return image->files [fileidx - 1];
+ }
if (!image->files)
image->files = g_new0 (MonoImage*, t->rows);
image->files [fileidx - 1] = res;
}
+ mono_loader_unlock ();
g_free (name);
g_free (base_dir);
return res;
}
+/**
+ * mono_image_get_strong_name:
+ * @image: a MonoImage
+ * @size: a guint32 pointer, or NULL.
+ *
+ * If the image has a strong name, and @size is not NULL, the value
+ * pointed to by size will have the size of the strong name.
+ *
+ * Returns: NULL if the image does not have a strong name, or a
+ * pointer to the public key.
+ */
const char*
mono_image_get_strong_name (MonoImage *image, guint32 *size)
{
return data;
}
+/**
+ * mono_image_strong_name_position:
+ * @image: a MonoImage
+ * @size: a guint32 pointer, or NULL.
+ *
+ * If the image has a strong name, and @size is not NULL, the value
+ * pointed to by size will have the size of the strong name.
+ *
+ * Returns: the position within the image file where the strong name
+ * is stored.
+ */
guint32
mono_image_strong_name_position (MonoImage *image, guint32 *size)
{
return 0;
}
+/**
+ * mono_image_get_public_key:
+ * @image: a MonoImage
+ * @size: a guint32 pointer, or NULL.
+ *
+ * This is used to obtain the public key in the @image.
+ *
+ * If the image has a public key, and @size is not NULL, the value
+ * pointed to by size will have the size of the public key.
+ *
+ * Returns: NULL if the image does not have a public key, or a pointer
+ * to the public key.
+ */
const char*
mono_image_get_public_key (MonoImage *image, guint32 *size)
{
return pubkey;
}
+/**
+ * mono_image_get_name:
+ * @name: a MonoImage
+ *
+ * Returns: the name of the assembly.
+ */
const char*
mono_image_get_name (MonoImage *image)
{
return image->assembly_name;
}
+/**
+ * mono_image_get_filename:
+ * @image: a MonoImage
+ *
+ * Used to get the filename that hold the actual MonoImage
+ *
+ * Returns: the filename.
+ */
const char*
mono_image_get_filename (MonoImage *image)
{
return table->rows;
}
+/**
+ * mono_image_get_assembly:
+ * @image: the MonoImage.
+ *
+ * Use this routine to get the assembly that owns this image.
+ *
+ * Returns: the assembly that holds this image.
+ */
MonoAssembly*
mono_image_get_assembly (MonoImage *image)
{
return image->assembly;
}
+/**
+ * mono_image_is_dynamic:
+ * @image: the MonoImage
+ *
+ * Determines if the given image was created dynamically through the
+ * System.Reflection.Emit API
+ *
+ * Returns: TRUE if the image was created dynamically, FALSE if not.
+ */
gboolean
mono_image_is_dynamic (MonoImage *image)
{
return image->dynamic;
}
+/**
+ * mono_image_has_authenticode_entry:
+ * @image: the MonoImage
+ *
+ * Use this routine to determine if the image has a Authenticode
+ * Certificate Table.
+ *
+ * Returns: TRUE if the image contains an authenticode entry in the PE
+ * directory.
+ */
gboolean
mono_image_has_authenticode_entry (MonoImage *image)
{