#include <config.h>
#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
#include <string.h>
#include <signal.h>
+#include <sys/param.h>
+#include <sys/stat.h>
#include <mono/metadata/metadata.h>
#include <mono/metadata/tabledefs.h>
#include <mono/metadata/rawbuffer.h>
#include <mono/metadata/appdomain.h>
#include <mono/metadata/exception.h>
#include <mono/metadata/debug-helpers.h>
+#include <mono/metadata/mono-debug.h>
#include <mono/metadata/debug-mono-symfile.h>
+#include <mono/metadata/mono-endian.h>
+#include <mono/metadata/metadata-internals.h>
+#include <mono/metadata/class-internals.h>
+#include <mono/metadata/mono-debug-debugger.h>
#include <fcntl.h>
#include <unistd.h>
-#define RANGE_TABLE_CHUNK_SIZE 256
-#define TYPE_TABLE_CHUNK_SIZE 256
-
-struct MonoSymbolFilePriv
-{
- int fd;
- int error;
- char *file_name;
- char *source_file;
- guint32 string_table_size;
- guint32 string_offset_size;
- MonoImage *image;
- GHashTable *method_table;
- GHashTable *method_hash;
- MonoSymbolFileOffsetTable *offset_table;
-};
-
-typedef struct
-{
- MonoMethod *method;
- MonoDebugMethodInfo *minfo;
- MonoSymbolFileMethodEntry *entry;
- guint32 method_name_offset;
- guint32 index;
- gchar *name;
-} MonoSymbolFileMethodEntryPriv;
-
-static GHashTable *type_table;
-
-static int write_string_table (MonoSymbolFile *symfile);
-static int create_symfile (MonoSymbolFile *symfile, gboolean emit_warnings);
-static void close_symfile (MonoSymbolFile *symfile);
-static MonoDebugRangeInfo *allocate_range_entry (MonoSymbolFile *symfile);
-static MonoDebugTypeInfo *allocate_type_entry (MonoSymbolFile *symfile);
-static gpointer write_type (MonoType *type);
+#define RANGE_TABLE_CHUNK_SIZE 256
+#define CLASS_TABLE_CHUNK_SIZE 256
+#define TYPE_TABLE_PTR_CHUNK_SIZE 256
+#define TYPE_TABLE_CHUNK_SIZE 65536
static void
free_method_info (MonoDebugMethodInfo *minfo)
{
- g_free (minfo->jit);
g_free (minfo);
}
+static gchar *
+get_class_name (MonoClass *klass)
+{
+ MonoClass *nested_in = mono_class_get_nesting_type (klass);
+ const char *name_space;
+ if (nested_in) {
+ gchar *parent_name = get_class_name (nested_in);
+ gchar *name = g_strdup_printf ("%s.%s", parent_name, mono_class_get_name (klass));
+ g_free (parent_name);
+ return name;
+ }
+
+ name_space = mono_class_get_namespace (klass);
+ return g_strdup_printf ("%s%s%s", name_space,
+ name_space [0] ? "." : "", mono_class_get_name (klass));
+}
+
static int
-load_symfile (MonoSymbolFile *symfile)
+load_symfile (MonoDebugHandle *handle, MonoSymbolFile *symfile)
{
- MonoSymbolFilePriv *priv = symfile->_priv;
- MonoSymbolFileMethodEntry *me;
const char *ptr, *start;
+ gchar *guid;
guint64 magic;
long version;
- int i;
ptr = start = symfile->raw_contents;
+ if (!ptr)
+ return FALSE;
- magic = *((guint64 *) ptr)++;
+ magic = read64(ptr);
+ ptr += sizeof(guint64);
if (magic != MONO_SYMBOL_FILE_MAGIC) {
- g_warning ("Symbol file %s has is not a mono symbol file", priv->file_name);
+ g_warning ("Symbol file %s is not a mono symbol file", symfile->filename);
return FALSE;
}
- version = *((guint32 *) ptr)++;
+ version = read32(ptr);
+ ptr += sizeof(guint32);
if (version != MONO_SYMBOL_FILE_VERSION) {
- g_warning ("Symbol file %s has incorrect line number table version "
- "(expected %d, got %ld)", priv->file_name,
+ g_warning ("Symbol file %s has incorrect version "
+ "(expected %d, got %ld)", symfile->filename,
MONO_SYMBOL_FILE_VERSION, version);
return FALSE;
}
- priv->offset_table = (MonoSymbolFileOffsetTable *) ptr;
-
- /*
- * Read method table.
- *
- */
-
- priv->method_table = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL,
- (GDestroyNotify) g_free);
- priv->method_hash = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL,
- (GDestroyNotify) free_method_info);
-
- ptr = symfile->raw_contents + priv->offset_table->method_table_offset;
- me = (MonoSymbolFileMethodEntry *) ptr;
+ guid = mono_guid_to_string ((const guint8 *) ptr);
+ ptr += 16;
- for (i = 0; i < priv->offset_table->method_count; i++, me++) {
- MonoMethod *method = mono_get_method (priv->image, me->token, NULL);
- MonoSymbolFileMethodEntryPriv *mep;
- MonoDebugMethodInfo *minfo;
-
- if (!method)
- continue;
-
- if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
- (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) ||
- (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
- g_assert_not_reached ();
-
- if (!((MonoMethodNormal *) method)->header) {
- g_warning (G_STRLOC ": Internal error: method %s.%s doesn't have a header",
- method->klass->name, method->name);
- continue;
- }
-
- minfo = g_new0 (MonoDebugMethodInfo, 1);
- minfo->file_offset = ((const char *) me) - start;
- minfo->method = method;
- minfo->symfile = symfile;
- minfo->num_il_offsets = me->num_line_numbers;
- minfo->il_offsets = (MonoSymbolFileLineNumberEntry *)
- (symfile->raw_contents + me->line_number_table_offset);
-
- mep = g_new0 (MonoSymbolFileMethodEntryPriv, 1);
- mep->method = method;
- mep->minfo = minfo;
- mep->entry = me;
- mep->index = i;
-
- mep->method_name_offset = priv->string_table_size;
- mep->name = g_strdup_printf ("%s%s.%s", method->klass->name_space,
- method->klass->name, method->name);
- priv->string_table_size += strlen (mep->name) + 1;
-
- g_hash_table_insert (priv->method_table, method, mep);
- g_hash_table_insert (priv->method_hash, method, minfo);
+ if (strcmp (handle->image->guid, guid)) {
+ g_warning ("Symbol file %s doesn't match image %s", symfile->filename,
+ handle->image_file);
+ return FALSE;
}
- if (!write_string_table (symfile))
- return FALSE;
+ symfile->offset_table = (MonoSymbolFileOffsetTable *) ptr;
+
+ symfile->method_hash = g_hash_table_new_full (
+ g_direct_hash, g_direct_equal, NULL, (GDestroyNotify) free_method_info);
return TRUE;
}
MonoSymbolFile *
-mono_debug_open_mono_symbol_file (MonoImage *image, const char *filename, gboolean emit_warnings)
+mono_debug_open_mono_symbol_file (MonoDebugHandle *handle, gboolean create_symfile)
{
MonoSymbolFile *symfile;
- MonoSymbolFilePriv *priv;
- off_t file_size;
- void *ptr;
- int fd;
-
- fd = open (filename, O_RDONLY);
- if (fd == -1) {
- if (emit_warnings)
- g_warning ("Can't open symbol file: %s", filename);
- return NULL;
- }
-
- file_size = lseek (fd, 0, SEEK_END);
- lseek (fd, 0, SEEK_SET);
+ FILE* f;
- if (file_size == (off_t) -1) {
- if (emit_warnings)
- g_warning ("Can't get size of symbol file: %s", filename);
- return NULL;
- }
+ mono_loader_lock ();
+ symfile = g_new0 (MonoSymbolFile, 1);
- ptr = mono_raw_buffer_load (fd, FALSE, 0, file_size);
- if (!ptr) {
- if (emit_warnings)
- g_warning ("Can't read symbol file: %s", filename);
- return NULL;
- }
+ symfile->filename = g_strdup_printf ("%s.mdb", mono_image_get_filename (handle->image));
- symfile = g_new0 (MonoSymbolFile, 1);
- symfile->magic = MONO_SYMBOL_FILE_MAGIC;
- symfile->version = MONO_SYMBOL_FILE_VERSION;
- symfile->dynamic_magic = MONO_SYMBOL_FILE_DYNAMIC_MAGIC;
- symfile->dynamic_version = MONO_SYMBOL_FILE_DYNAMIC_VERSION;
- symfile->image_file = g_strdup (image->name);
- symfile->symbol_file = g_strdup (filename);
- symfile->raw_contents = ptr;
- symfile->raw_contents_size = file_size;
-
- symfile->_priv = priv = g_new0 (MonoSymbolFilePriv, 1);
-
- priv->fd = fd;
- priv->image = image;
- priv->file_name = g_strdup (filename);
-
- if (!load_symfile (symfile)) {
+ if ((f = fopen (symfile->filename, "rb")) > 0) {
+ struct stat stat_buf;
+
+ if (fstat (fileno (f), &stat_buf) < 0) {
+ g_warning ("stat of %s failed: %s", symfile->filename, g_strerror (errno));
+ } else {
+ symfile->raw_contents_size = stat_buf.st_size;
+ symfile->raw_contents = mono_raw_buffer_load (fileno (f), FALSE, 0, stat_buf.st_size);
+ }
+
+ fclose (f);
+ }
+
+ if (load_symfile (handle, symfile)) {
+ mono_loader_unlock ();
+ return symfile;
+ } else if (!create_symfile) {
mono_debug_close_mono_symbol_file (symfile);
+ mono_loader_unlock ();
return NULL;
}
+ mono_loader_unlock ();
return symfile;
}
-static void
-close_symfile (MonoSymbolFile *symfile)
-{
- MonoSymbolFilePriv *priv = symfile->_priv;
-
- if (symfile->raw_contents) {
- mono_raw_buffer_free (symfile->raw_contents);
- symfile->raw_contents = NULL;
- }
-
- if (priv->fd) {
- close (priv->fd);
- priv->fd = 0;
- }
-
- if (priv->method_table) {
- g_hash_table_destroy (priv->method_table);
- priv->method_table = NULL;
- }
-
- if (symfile->is_dynamic) {
- unlink (priv->file_name);
- priv->method_hash = NULL;
- } else if (priv->method_hash) {
- g_hash_table_destroy (priv->method_hash);
- priv->method_hash = NULL;
- }
-
- if (symfile->image_file) {
- g_free (symfile->image_file);
- symfile->image_file = NULL;
- }
-
- if (priv->file_name) {
- g_free (priv->file_name);
- priv->file_name = NULL;
- }
-
- priv->error = FALSE;
-}
-
void
mono_debug_close_mono_symbol_file (MonoSymbolFile *symfile)
{
if (!symfile)
return;
- close_symfile (symfile);
+ mono_loader_lock ();
+ if (symfile->method_hash)
+ g_hash_table_destroy (symfile->method_hash);
- g_free (symfile->_priv->source_file);
- g_free (symfile->_priv);
- g_free (symfile->image_file);
- g_free (symfile->symbol_file);
+ if (symfile->raw_contents)
+ mono_raw_buffer_free ((gpointer) symfile->raw_contents);
+
g_free (symfile);
+ mono_loader_unlock ();
}
static int
-write_string (int fd, const char *string)
+read_leb128 (const char *ptr, const char **rptr)
{
- guint32 length = strlen (string);
+ int ret = 0;
+ int shift = 0;
+ char b;
- if (write (fd, &length, sizeof (length)) < 0)
- return FALSE;
+ do {
+ b = *ptr++;
+
+ ret = ret | ((b & 0x7f) << shift);
+ shift += 7;
+ } while ((b & 0x80) == 0x80);
- if (write (fd, string, strlen (string)) < 0)
- return FALSE;
+ if (rptr)
+ *rptr = ptr;
- return TRUE;
+ return ret;
}
static gchar *
read_string (const char *ptr)
{
- int len = *((guint32 *) ptr)++;
-
+ int len = read_leb128 (ptr, &ptr);
return g_filename_from_utf8 (ptr, len, NULL, NULL, NULL);
}
mono_debug_find_source_location (MonoSymbolFile *symfile, MonoMethod *method, guint32 offset,
guint32 *line_number)
{
- MonoSymbolFilePriv *priv = symfile->_priv;
MonoSymbolFileLineNumberEntry *lne;
- MonoSymbolFileMethodEntryPriv *mep;
+ MonoDebugMethodInfo *minfo;
gchar *source_file = NULL;
const char *ptr;
int i;
- if (!priv->method_table || symfile->is_dynamic)
+ mono_loader_lock ();
+ if (!symfile->method_hash) {
+ mono_loader_unlock ();
return NULL;
+ }
- mep = g_hash_table_lookup (priv->method_table, method);
- if (!mep)
+ minfo = g_hash_table_lookup (symfile->method_hash, method);
+ if (!minfo) {
+ mono_loader_unlock ();
return NULL;
+ }
+
+ if (read32(&(minfo->entry->_source_index))) {
+ int offset = read32(&(symfile->offset_table->_source_table_offset)) +
+ (read32(&(minfo->entry->_source_index)) - 1) * sizeof (MonoSymbolFileSourceEntry);
+ MonoSymbolFileSourceEntry *se = (MonoSymbolFileSourceEntry *) (symfile->raw_contents + offset);
- if (mep->entry->source_file_offset)
- source_file = read_string (symfile->raw_contents + mep->entry->source_file_offset);
+ source_file = read_string (symfile->raw_contents + read32(&(se->_name_offset)));
+ }
- ptr = symfile->raw_contents + mep->entry->line_number_table_offset;
+ ptr = symfile->raw_contents + read32(&(minfo->entry->_line_number_table_offset));
lne = (MonoSymbolFileLineNumberEntry *) ptr;
- for (i = 0; i < mep->entry->num_line_numbers; i++, lne++) {
- if (lne->offset < offset)
+ for (i = 0; i < read32(&(minfo->entry->_num_line_numbers)); i++, lne++) {
+ if (read32(&(lne->_offset)) < offset)
continue;
if (line_number) {
- *line_number = lne->row;
+ *line_number = read32(&(lne->_row));
+ mono_loader_unlock ();
if (source_file)
return source_file;
else
return NULL;
} else if (source_file) {
- gchar *retval = g_strdup_printf ("%s:%d", source_file, lne->row);
+ gchar *retval = g_strdup_printf ("%s:%d", source_file, read32(&(lne->_row)));
g_free (source_file);
+ mono_loader_unlock ();
return retval;
- } else
- return g_strdup_printf ("%d", lne->row);
- }
-
- return NULL;
-}
-
-void
-mono_debug_symfile_add_method (MonoSymbolFile *symfile, MonoMethod *method)
-{
- MonoSymbolFileMethodEntryPriv *mep;
- MonoSymbolFileMethodAddress *address;
- MonoDebugVarInfo *var_table;
- MonoDebugRangeInfo *range;
- guint32 size, num_variables, variable_size, variable_offset;
- guint32 type_size, type_offset, *type_index_table;
- gpointer *type_table;
- guint8 *ptr;
- int i;
-
- mep = g_hash_table_lookup (symfile->_priv->method_table, method);
- if (!mep)
- return;
-
- if (!mep->minfo) {
- mep->minfo = g_hash_table_lookup (symfile->_priv->method_hash, mep->method);
- if (!mep->minfo)
- return;
- }
-
- if (!mep->minfo->jit)
- return;
-
- symfile->generation++;
-
- size = sizeof (MonoSymbolFileMethodAddress);
-
- num_variables = mep->entry->num_parameters + mep->entry->num_locals;
- if (mep->entry->this_type_index)
- num_variables++;
-
- variable_size = num_variables * sizeof (MonoDebugVarInfo);
- variable_offset = size;
- size += variable_size;
-
- type_size = num_variables * sizeof (gpointer);
- type_offset = size;
- size += type_size;
-
- address = g_malloc0 (size);
- ptr = (guint8 *) address;
-
- address->size = size;
- address->start_address = GPOINTER_TO_UINT (mep->minfo->jit->code_start);
- address->end_address = GPOINTER_TO_UINT (mep->minfo->jit->code_start + mep->minfo->jit->code_size);
- address->variable_table_offset = variable_offset;
- address->type_table_offset = type_offset;
-
- if (mep->minfo->jit->line_numbers) {
- address->num_line_numbers = mep->minfo->jit->line_numbers->len;
- address->line_numbers = (MonoDebugLineNumberEntry *) mep->minfo->jit->line_numbers->data;
- address->line_number_size = address->num_line_numbers * sizeof (MonoDebugLineNumberEntry);
- }
-
- range = allocate_range_entry (symfile);
- range->file_offset = mep->minfo->file_offset;
- range->start_address = address->start_address;
- range->end_address = address->end_address;
- range->dynamic_data = address;
- range->dynamic_size = size;
-
- var_table = (MonoDebugVarInfo *) (ptr + variable_offset);
- type_table = (gpointer *) (ptr + type_offset);
-
- type_index_table = (guint32 *)
- (symfile->raw_contents + mep->entry->type_index_table_offset);
-
- if (mep->entry->this_type_index) {
- if (!mep->minfo->jit->this_var) {
- g_warning (G_STRLOC ": Method %s.%s doesn't have `this'.",
- mep->method->klass->name, mep->method->name);
- var_table++;
} else {
- *var_table++ = *mep->minfo->jit->this_var;
- *type_table++ = write_type (&method->klass->this_arg);
- }
- }
-
- if (mep->minfo->jit->num_params != mep->entry->num_parameters) {
- g_warning (G_STRLOC ": Method %s.%s has %d parameters, but symbol file claims it has %d.",
- mep->method->klass->name, mep->method->name, mep->minfo->jit->num_params,
- mep->entry->num_parameters);
- var_table += mep->entry->num_parameters;
- } else {
- for (i = 0; i < mep->minfo->jit->num_params; i++) {
- *var_table++ = mep->minfo->jit->params [i];
- *type_table++ = write_type (method->signature->params [i]);
+ gchar* retval = g_strdup_printf ("%d", read32(&(lne->_row)));
+ mono_loader_unlock ();
+ return retval;
}
}
- if (mep->minfo->jit->num_locals != mep->entry->num_locals) {
-#if 0
- g_warning (G_STRLOC ": Method %s.%s has %d locals, but symbol file claims it has %d.",
- mep->method->klass->name, mep->method->name, mep->minfo->jit->num_locals,
- mep->entry->num_locals);
-#endif
- var_table += mep->entry->num_locals;
- } else
- for (i = 0; i < mep->minfo->jit->num_locals; i++)
- *var_table++ = mep->minfo->jit->locals [i];
-}
-
-void
-mono_debug_symfile_add_type (MonoSymbolFile *symfile, MonoClass *klass)
-{
- MonoDebugTypeInfo *info = allocate_type_entry (symfile);
-
- info->klass = klass;
- if (klass->rank) {
- info->token = klass->element_class->type_token;
- info->rank = klass->rank;
- } else
- info->token = klass->type_token;
- info->type_info = write_type (&klass->this_arg);
-}
-
-static void
-free_method_entry (MonoSymbolFileMethodEntryPriv *mep)
-{
- g_free (mep->name);
- g_free (mep->entry);
- g_free (mep);
-}
-
-static void
-create_method (MonoSymbolFile *symfile, guint32 token, MonoMethod *method)
-{
- MonoSymbolFileMethodEntryPriv *mep;
- MonoDebugMethodInfo *minfo;
-
- g_assert (method->klass->image == symfile->_priv->image);
-
- mep = g_new0 (MonoSymbolFileMethodEntryPriv, 1);
- mep->entry = g_new0 (MonoSymbolFileMethodEntry, 1);
- mep->entry->token = token;
- mep->entry->source_file_offset = symfile->_priv->offset_table->source_table_offset;
-
- mep->method_name_offset = symfile->_priv->string_table_size;
- mep->name = g_strdup_printf ("%s%s.%s", method->klass->name_space,
- method->klass->name, method->name);
- symfile->_priv->string_table_size += strlen (mep->name) + 1;
-
- minfo = g_hash_table_lookup (symfile->_priv->method_hash, method);
- g_assert (minfo && (minfo->method == method));
- minfo->symfile = symfile;
-
- mep->minfo = minfo;
- mep->method = method;
-
- symfile->_priv->offset_table->method_count++;
-
- g_hash_table_insert (symfile->_priv->method_table, method, mep);
+ mono_loader_unlock ();
+ return NULL;
}
-static void
-write_method (gpointer key, gpointer value, gpointer user_data)
+gint32
+_mono_debug_address_from_il_offset (MonoDebugMethodJitInfo *jit, guint32 il_offset)
{
- MonoSymbolFile *symfile = (MonoSymbolFile *) user_data;
- MonoSymbolFileMethodEntryPriv *mep = (MonoSymbolFileMethodEntryPriv *) value;
+ int i;
- if (symfile->_priv->error)
- return;
+ if (!jit || !jit->line_numbers)
+ return -1;
- mep->minfo->file_offset = lseek (symfile->_priv->fd, 0, SEEK_CUR);
+ for (i = jit->line_numbers->len - 1; i >= 0; i--) {
+ MonoDebugLineNumberEntry lne = g_array_index (
+ jit->line_numbers, MonoDebugLineNumberEntry, i);
- if (write (symfile->_priv->fd, mep->entry, sizeof (MonoSymbolFileMethodEntry)) < 0) {
- symfile->_priv->error = TRUE;
- return;
+ if (lne.il_offset <= il_offset)
+ return lne.native_offset;
}
-}
-
-static void
-create_methods (MonoSymbolFile *symfile)
-{
- MonoImage *image = symfile->_priv->image;
- MonoTableInfo *table = &image->tables [MONO_TABLE_METHOD];
- int idx;
-
- for (idx = 1; idx <= table->rows; idx++) {
- guint32 token = mono_metadata_make_token (MONO_TABLE_METHOD, idx);
- MonoMethod *method = mono_get_method (image, token, NULL);
-
- if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
- (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) ||
- (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
- continue;
-
- if (method->wrapper_type != MONO_WRAPPER_NONE)
- continue;
- if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
- (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) ||
- (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
- g_assert_not_reached ();
-
- if (!((MonoMethodNormal *) method)->header) {
- g_warning (G_STRLOC ": Internal error: method %s.%s doesn't have a header",
- method->klass->name, method->name);
- continue;
- }
-
- create_method (symfile, token, method);
- }
+ return -1;
}
static int
-create_symfile (MonoSymbolFile *symfile, gboolean emit_warnings)
+compare_method (const void *key, const void *object)
{
- MonoSymbolFilePriv *priv = symfile->_priv;
- char *ptr;
- guint64 magic;
- long version;
- off_t offset;
+ guint32 token = GPOINTER_TO_UINT (key);
+ MonoSymbolFileMethodIndexEntry *me = (MonoSymbolFileMethodIndexEntry*)object;
- priv->fd = g_file_open_tmp (NULL, &priv->file_name, NULL);
- if (priv->fd == -1) {
- if (emit_warnings)
- g_warning ("Can't create symbol file");
- return FALSE;
- }
-
- symfile->symbol_file = g_strdup (priv->file_name);
-
- magic = MONO_SYMBOL_FILE_MAGIC;
- if (write (priv->fd, &magic, sizeof (magic)) < 0)
- return FALSE;
-
- version = MONO_SYMBOL_FILE_VERSION;
- if (write (priv->fd, &version, sizeof (version)) < 0)
- return FALSE;
-
- offset = lseek (priv->fd, 0, SEEK_CUR);
-
- priv->offset_table = g_new0 (MonoSymbolFileOffsetTable, 1);
- if (write (priv->fd, priv->offset_table, sizeof (MonoSymbolFileOffsetTable)) < 0)
- return FALSE;
-
- //
- // Write source file table.
- //
- if (priv->source_file) {
- priv->offset_table->source_table_offset = lseek (priv->fd, 0, SEEK_CUR);
- if (!write_string (priv->fd, priv->source_file))
- return FALSE;
- priv->offset_table->source_table_size = lseek (priv->fd, 0, SEEK_CUR) -
- priv->offset_table->source_table_offset;
- }
-
- //
- // Create method table.
- //
-
- priv->method_table = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL,
- (GDestroyNotify) free_method_entry);
-
- create_methods (symfile);
-
- //
- // Write method table.
- //
-
- priv->offset_table->method_table_offset = lseek (priv->fd, 0, SEEK_CUR);
-
- g_hash_table_foreach (priv->method_table, write_method, symfile);
- if (priv->error)
- return FALSE;
-
- priv->offset_table->method_table_size = lseek (priv->fd, 0, SEEK_CUR) -
- priv->offset_table->method_table_offset;
-
- //
- // Write offset table.
- //
-
- symfile->raw_contents_size = lseek (priv->fd, 0, SEEK_CUR);
-
- lseek (priv->fd, offset, SEEK_SET);
- if (write (priv->fd, priv->offset_table, sizeof (MonoSymbolFileOffsetTable)) < 0)
- return FALSE;
-
- lseek (priv->fd, symfile->raw_contents_size, SEEK_SET);
-
- ptr = mono_raw_buffer_load (priv->fd, TRUE, 0, symfile->raw_contents_size);
- if (!ptr)
- return FALSE;
-
- symfile->raw_contents = ptr;
-
- if (!write_string_table (symfile))
- return FALSE;
-
- return TRUE;
-}
-
-MonoSymbolFile *
-mono_debug_create_mono_symbol_file (MonoImage *image, GHashTable *method_hash)
-{
- MonoSymbolFile *symfile;
-
- symfile = g_new0 (MonoSymbolFile, 1);
- symfile->magic = MONO_SYMBOL_FILE_MAGIC;
- symfile->version = MONO_SYMBOL_FILE_VERSION;
- symfile->dynamic_magic = MONO_SYMBOL_FILE_DYNAMIC_MAGIC;
- symfile->dynamic_version = MONO_SYMBOL_FILE_DYNAMIC_VERSION;
- symfile->is_dynamic = TRUE;
- symfile->image_file = g_strdup (image->name);
-
- symfile->_priv = g_new0 (MonoSymbolFilePriv, 1);
- symfile->_priv->image = image;
- symfile->_priv->method_hash = method_hash;
-
- if (!create_symfile (symfile, TRUE)) {
- mono_debug_close_mono_symbol_file (symfile);
- return NULL;
- }
-
- return symfile;
+ return token - read32(&(me->_token));
}
MonoDebugMethodInfo *
-mono_debug_find_method (MonoSymbolFile *symfile, MonoMethod *method)
-{
- return g_hash_table_lookup (symfile->_priv->method_hash, method);
-}
-
-static void
-write_method_name (gpointer key, gpointer value, gpointer user_data)
-{
- MonoSymbolFile *symfile = (MonoSymbolFile *) user_data;
- MonoSymbolFileMethodEntryPriv *mep = (MonoSymbolFileMethodEntryPriv *) value;
- MonoSymbolFilePriv *priv = symfile->_priv;
- guint8 *offset_ptr, *string_ptr;
- guint32 offset;
-
- offset = mep->method_name_offset + priv->string_offset_size;
-
- offset_ptr = symfile->string_table + mep->index * 4;
- string_ptr = symfile->string_table + offset;
-
- *((guint32 *) offset_ptr) = offset;
- strcpy (string_ptr, mep->name);
-}
-
-static int
-write_string_table (MonoSymbolFile *symfile)
+mono_debug_find_method (MonoDebugHandle *handle, MonoMethod *method)
{
- MonoSymbolFilePriv *priv = symfile->_priv;
-
- priv->string_offset_size = priv->offset_table->method_count * 4;
-
- symfile->string_table_size = priv->string_table_size + priv->string_offset_size;
- symfile->string_table = g_malloc0 (symfile->string_table_size);
-
- g_hash_table_foreach (symfile->_priv->method_table, write_method_name, symfile);
- return TRUE;
-}
-
-MonoReflectionMethod *
-ves_icall_MonoDebugger_GetMethod (MonoReflectionAssembly *assembly, guint32 token)
-{
- MonoMethod *method;
-
- method = mono_get_method (assembly->assembly->image, token, NULL);
-
- return mono_method_get_object (mono_domain_get (), method, NULL);
-}
-
-MonoReflectionType *
-ves_icall_MonoDebugger_GetType (MonoReflectionAssembly *assembly, guint32 token)
-{
- MonoClass *klass;
+ MonoSymbolFileMethodEntry *me;
+ MonoSymbolFileMethodIndexEntry *first_ie, *ie;
+ MonoDebugMethodInfo *minfo;
+ MonoSymbolFile *symfile = handle->symfile;
- klass = g_hash_table_lookup (assembly->assembly->image->class_cache, GUINT_TO_POINTER (token));
- if (!klass) {
- g_message (G_STRLOC ": %x", token);
+ if (!symfile->method_hash)
return NULL;
- }
-
- return mono_type_get_object (mono_domain_get (), &klass->byval_arg);
-}
-
-MonoReflectionType *
-ves_icall_MonoDebugger_GetLocalTypeFromSignature (MonoReflectionAssembly *assembly, MonoArray *signature)
-{
- MonoDomain *domain;
- MonoImage *image;
- MonoType *type;
- const char *ptr;
- int len = 0;
-
- MONO_CHECK_ARG_NULL (assembly);
- MONO_CHECK_ARG_NULL (signature);
-
- domain = mono_domain_get();
- image = assembly->assembly->image;
-
- ptr = mono_array_addr (signature, char, 0);
- g_assert (*ptr++ == 0x07);
- len = mono_metadata_decode_value (ptr, &ptr);
- g_assert (len == 1);
-
- type = mono_metadata_parse_type (image, MONO_PARSE_LOCAL, 0, ptr, &ptr);
-
- return mono_type_get_object (domain, type);
-}
-
-static MonoDebugRangeInfo *
-allocate_range_entry (MonoSymbolFile *symfile)
-{
- MonoDebugRangeInfo *retval;
- guint32 size, chunks;
-
- symfile->range_entry_size = sizeof (MonoDebugRangeInfo);
-
- if (!symfile->range_table) {
- size = sizeof (MonoDebugRangeInfo) * RANGE_TABLE_CHUNK_SIZE;
- symfile->range_table = g_malloc0 (size);
- symfile->num_range_entries = 1;
- return symfile->range_table;
- }
-
- if (!((symfile->num_range_entries + 1) % RANGE_TABLE_CHUNK_SIZE)) {
- chunks = (symfile->num_range_entries + 1) / RANGE_TABLE_CHUNK_SIZE;
- size = sizeof (MonoDebugRangeInfo) * RANGE_TABLE_CHUNK_SIZE * (chunks + 1);
-
- symfile->range_table = g_realloc (symfile->range_table, size);
- }
-
- retval = symfile->range_table + symfile->num_range_entries;
- symfile->num_range_entries++;
- return retval;
-}
-
-static MonoDebugTypeInfo *
-allocate_type_entry (MonoSymbolFile *symfile)
-{
- MonoDebugTypeInfo *retval;
- guint32 size, chunks;
-
- symfile->type_entry_size = sizeof (MonoDebugTypeInfo);
- if (!symfile->type_table) {
- size = sizeof (MonoDebugTypeInfo) * TYPE_TABLE_CHUNK_SIZE;
- symfile->type_table = g_malloc0 (size);
- symfile->num_type_entries = 1;
- return symfile->type_table;
- }
-
- if (!((symfile->num_type_entries + 1) % TYPE_TABLE_CHUNK_SIZE)) {
- chunks = (symfile->num_type_entries + 1) / TYPE_TABLE_CHUNK_SIZE;
- size = sizeof (MonoDebugTypeInfo) * TYPE_TABLE_CHUNK_SIZE * (chunks + 1);
-
- symfile->type_table = g_realloc (symfile->type_table, size);
- }
-
- retval = symfile->type_table + symfile->num_type_entries;
- symfile->num_type_entries++;
- return retval;
-}
-
-static gpointer
-write_simple_type (MonoType *type)
-{
- guint8 buffer [BUFSIZ], *ptr = buffer, *retval;
- guint32 size;
-
- if (!type_table)
- type_table = g_hash_table_new (g_direct_hash, g_direct_equal);
-
- retval = g_hash_table_lookup (type_table, type);
- if (retval)
- return retval;
-
- switch (type->type) {
- case MONO_TYPE_BOOLEAN:
- case MONO_TYPE_I1:
- case MONO_TYPE_U1:
- *((int *) ptr)++ = 1;
- break;
-
- case MONO_TYPE_CHAR:
- case MONO_TYPE_I2:
- case MONO_TYPE_U2:
- *((int *) ptr)++ = 2;
- break;
-
- case MONO_TYPE_I4:
- case MONO_TYPE_U4:
- case MONO_TYPE_R4:
- *((int *) ptr)++ = 4;
- break;
-
- case MONO_TYPE_I8:
- case MONO_TYPE_U8:
- case MONO_TYPE_R8:
- *((int *) ptr)++ = 8;
- break;
-
- case MONO_TYPE_STRING: {
- MonoString string;
-
- *((int *) ptr)++ = -8;
- *((guint32 *) ptr)++ = sizeof (MonoString);
- *ptr++ = 1;
- *ptr++ = (guint8*)&string.length - (guint8*)&string;
- *ptr++ = sizeof (string.length);
- *ptr++ = (guint8*)&string.chars - (guint8*)&string;
- break;
- }
-
- default:
+ if (handle->image != mono_class_get_image (mono_method_get_class (method)))
return NULL;
- }
-
- size = ptr - buffer;
-
- retval = g_malloc0 (size + 4);
- memcpy (retval + 4, buffer, size);
- *((int *) retval) = size;
- g_hash_table_insert (type_table, type, retval);
-
- return retval;
-}
-
-static gpointer
-write_type (MonoType *type)
-{
- guint8 buffer [BUFSIZ], *ptr = buffer, *retval;
- int num_fields = 0;
- guint32 size;
-
- if (!type_table)
- type_table = g_hash_table_new (g_direct_hash, g_direct_equal);
-
- retval = g_hash_table_lookup (type_table, type);
- if (retval)
- return retval;
-
- retval = write_simple_type (type);
- if (retval)
- return retval;
-
- switch (type->type) {
- case MONO_TYPE_SZARRAY:
- size = 8 + sizeof (int) + sizeof (gpointer);
- break;
-
- case MONO_TYPE_ARRAY:
- size = 15 + sizeof (int) + sizeof (gpointer);
- break;
-
- case MONO_TYPE_VALUETYPE:
- case MONO_TYPE_CLASS: {
- MonoClass *klass = type->data.klass;
- int i;
-
- mono_class_init (klass);
- if (klass->enumtype) {
- size = 5 + sizeof (int) + sizeof (gpointer);
- break;
- }
-
- for (i = 0; i < klass->field.count; i++)
- if (!(klass->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC))
- ++num_fields;
-
- size = 14 + sizeof (int) + num_fields * (4 + sizeof (gpointer));
-
- if (type->type == MONO_TYPE_CLASS)
- size += sizeof (gpointer);
- break;
- }
-
- case MONO_TYPE_OBJECT:
- size = 5 + sizeof (int);
- break;
-
- default:
- size = sizeof (int);
- break;
- }
+ mono_loader_lock ();
+ first_ie = (MonoSymbolFileMethodIndexEntry *)
+ (symfile->raw_contents + read32(&(symfile->offset_table->_method_table_offset)));
- retval = g_malloc0 (size + 4);
- memcpy (retval + 4, buffer, size);
- *((int *) retval) = size;
+ ie = bsearch (GUINT_TO_POINTER (mono_method_get_token (method)), first_ie,
+ read32(&(symfile->offset_table->_method_count)),
+ sizeof (MonoSymbolFileMethodIndexEntry), compare_method);
- g_hash_table_insert (type_table, type, retval);
-
- ptr = retval + 4;
-
- switch (type->type) {
- case MONO_TYPE_SZARRAY: {
- MonoArray array;
-
- *((int *) ptr)++ = -8 - sizeof (gpointer);
- *((guint32 *) ptr)++ = sizeof (MonoArray);
- *ptr++ = 2;
- *ptr++ = (guint8*)&array.max_length - (guint8*)&array;
- *ptr++ = sizeof (array.max_length);
- *ptr++ = (guint8*)&array.vector - (guint8*)&array;
- *((gpointer *) ptr)++ = write_type (type->data.type);
- break;
- }
-
- case MONO_TYPE_ARRAY: {
- MonoArray array;
- MonoArrayBounds bounds;
-
- *((int *) ptr)++ = -15 - sizeof (gpointer);
- *((guint32 *) ptr)++ = sizeof (MonoArray);
- *ptr++ = 3;
- *ptr++ = (guint8*)&array.max_length - (guint8*)&array;
- *ptr++ = sizeof (array.max_length);
- *ptr++ = (guint8*)&array.vector - (guint8*)&array;
- *ptr++ = type->data.array->rank;
- *ptr++ = (guint8*)&array.bounds - (guint8*)&array;
- *ptr++ = sizeof (MonoArrayBounds);
- *ptr++ = (guint8*)&bounds.lower_bound - (guint8*)&bounds;
- *ptr++ = sizeof (bounds.lower_bound);
- *ptr++ = (guint8*)&bounds.length - (guint8*)&bounds;
- *ptr++ = sizeof (bounds.length);
- *((gpointer *) ptr)++ = write_type (type->data.array->type);
- break;
- }
-
- case MONO_TYPE_VALUETYPE:
- case MONO_TYPE_CLASS: {
- MonoClass *klass = type->data.klass;
- int base_offset = type->type == MONO_TYPE_CLASS ? 0 : - sizeof (MonoObject);
- int i;
-
- mono_class_init (klass);
- if (klass->enumtype) {
- *((int *) ptr)++ = -5 - sizeof (gpointer);
- *((guint32 *) ptr)++ = sizeof (MonoObject);
- *ptr++ = 4;
- *((gpointer *) ptr)++ = write_type (klass->enum_basetype);
- break;
- }
-
- *((int *) ptr)++ = -14 - num_fields * (4 + sizeof (gpointer));
- *((guint32 *) ptr)++ = klass->instance_size + base_offset;
- *ptr++ = type->type == MONO_TYPE_CLASS ? 6 : 5;
- *ptr++ = type->type == MONO_TYPE_CLASS;
- *((guint32 *) ptr)++ = num_fields;
- *((guint32 *) ptr)++ = num_fields * (4 + sizeof (gpointer));
- for (i = 0; i < klass->field.count; i++) {
- if (klass->fields [i].type->attrs & FIELD_ATTRIBUTE_STATIC)
- continue;
-
- *((guint32 *) ptr)++ = klass->fields [i].offset + base_offset;
- *((gpointer *) ptr)++ = write_type (klass->fields [i].type);
- }
-
- if (type->type == MONO_TYPE_CLASS) {
- if (klass->parent)
- *((gpointer *) ptr)++ = write_type (&klass->parent->this_arg);
- else
- *((gpointer *) ptr)++ = NULL;
- }
-
- break;
+ if (!ie) {
+ mono_loader_unlock ();
+ return NULL;
}
- case MONO_TYPE_OBJECT:
- *((int *) ptr)++ = -5;
- *((guint32 *) ptr)++ = sizeof (MonoObject);
- *ptr++ = 7;
- break;
+ me = (MonoSymbolFileMethodEntry *) (symfile->raw_contents + read32(&(ie->_file_offset)));
- default:
- g_message (G_STRLOC ": %p - %x,%x,%x", type, type->attrs, type->type, type->byref);
+ minfo = g_new0 (MonoDebugMethodInfo, 1);
+ minfo->index = (ie - first_ie) + 1;
+ minfo->method = method;
+ minfo->handle = handle;
+ minfo->num_il_offsets = read32(&(me->_num_line_numbers));
+ minfo->il_offsets = (MonoSymbolFileLineNumberEntry *)
+ (symfile->raw_contents + read32(&(me->_line_number_table_offset)));
+ minfo->entry = me;
- *((int *) ptr)++ = -1;
- break;
- }
+ g_hash_table_insert (symfile->method_hash, method, minfo);
- return retval;
+ mono_loader_unlock ();
+ return minfo;
}