5 #include <mono/metadata/metadata.h>
6 #include <mono/metadata/tabledefs.h>
7 #include <mono/metadata/rawbuffer.h>
8 #include <mono/metadata/tokentype.h>
9 #include <mono/metadata/appdomain.h>
10 #include <mono/metadata/exception.h>
11 #include <mono/metadata/debug-helpers.h>
12 #include <mono/metadata/mono-debug.h>
13 #include <mono/metadata/debug-mono-symfile.h>
18 #define RANGE_TABLE_CHUNK_SIZE 256
19 #define CLASS_TABLE_CHUNK_SIZE 256
20 #define TYPE_TABLE_PTR_CHUNK_SIZE 256
21 #define TYPE_TABLE_CHUNK_SIZE 65536
24 free_method_info (MonoDebugMethodInfo *minfo)
30 get_class_name (MonoClass *klass)
32 if (klass->nested_in) {
33 gchar *parent_name = get_class_name (klass->nested_in);
34 gchar *name = g_strdup_printf ("%s.%s", parent_name, klass->name);
39 return g_strdup_printf ("%s%s%s", klass->name_space,
40 klass->name_space [0] ? "." : "", klass->name);
44 load_symfile (MonoDebugHandle *handle, MonoSymbolFile *symfile)
46 MonoSymbolFileMethodEntry *me;
47 MonoSymbolFileMethodIndexEntry *ie;
48 const char *ptr, *start;
53 ptr = start = symfile->raw_contents;
57 magic = *((guint64 *) ptr);
58 ptr += sizeof(guint64);
59 if (magic != MONO_SYMBOL_FILE_MAGIC) {
60 g_warning ("Symbol file %s has is not a mono symbol file", handle->image_file);
64 version = *((guint32 *) ptr);
65 ptr += sizeof(guint32);
66 if (version != MONO_SYMBOL_FILE_VERSION) {
67 g_warning ("Symbol file %s has incorrect version "
68 "(expected %d, got %ld)", handle->image_file,
69 MONO_SYMBOL_FILE_VERSION, version);
73 symfile->offset_table = (MonoSymbolFileOffsetTable *) ptr;
80 symfile->method_hash = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL,
81 (GDestroyNotify) free_method_info);
83 ie = (MonoSymbolFileMethodIndexEntry *)
84 (symfile->raw_contents + symfile->offset_table->method_table_offset);
86 for (i = 0; i < symfile->offset_table->method_count; i++, me++, ie++) {
88 MonoDebugMethodInfo *minfo;
90 me = (MonoSymbolFileMethodEntry *) (symfile->raw_contents + ie->file_offset);
92 method = mono_get_method (handle->image, me->token, NULL);
97 minfo = g_new0 (MonoDebugMethodInfo, 1);
99 minfo->method = method;
100 minfo->handle = handle;
101 minfo->num_il_offsets = me->num_line_numbers;
102 minfo->il_offsets = (MonoSymbolFileLineNumberEntry *)
103 (symfile->raw_contents + me->line_number_table_offset);
106 g_hash_table_insert (symfile->method_hash, method, minfo);
113 open_symfile (MonoImage *image, guint32 *size)
115 MonoTableInfo *table = &image->tables [MONO_TABLE_MANIFESTRESOURCE];
117 guint32 cols [MONO_MANIFEST_SIZE];
120 for (i = 0; i < table->rows; ++i) {
121 mono_metadata_decode_row (table, i, cols, MONO_MANIFEST_SIZE);
122 val = mono_metadata_string_heap (image, cols [MONO_MANIFEST_NAME]);
123 if (!strcmp (val, "MonoSymbolFile"))
126 if (i == table->rows)
128 g_assert (!cols [MONO_MANIFEST_IMPLEMENTATION]);
130 return mono_image_get_resource (image, cols [MONO_MANIFEST_OFFSET], size);
134 mono_debug_open_mono_symbol_file (MonoDebugHandle *handle, gboolean create_symfile)
136 MonoSymbolFile *symfile;
138 symfile = g_new0 (MonoSymbolFile, 1);
140 symfile->raw_contents = open_symfile (handle->image, &symfile->raw_contents_size);
142 if (load_symfile (handle, symfile))
144 else if (!create_symfile) {
145 mono_debug_close_mono_symbol_file (symfile);
153 mono_debug_close_mono_symbol_file (MonoSymbolFile *symfile)
158 if (symfile->method_hash)
159 g_hash_table_destroy (symfile->method_hash);
165 read_string (const char *ptr)
167 int len = *((guint32 *) ptr);
168 ptr += sizeof(guint32);
169 return g_filename_from_utf8 (ptr, len, NULL, NULL, NULL);
173 mono_debug_find_source_location (MonoSymbolFile *symfile, MonoMethod *method, guint32 offset,
174 guint32 *line_number)
176 MonoSymbolFileLineNumberEntry *lne;
177 MonoDebugMethodInfo *minfo;
178 gchar *source_file = NULL;
182 if (!symfile->method_hash)
185 minfo = g_hash_table_lookup (symfile->method_hash, method);
189 if (minfo->entry->source_index) {
190 int offset = symfile->offset_table->source_table_offset +
191 (minfo->entry->source_index - 1) * sizeof (MonoSymbolFileSourceEntry);
192 MonoSymbolFileSourceEntry *se = (MonoSymbolFileSourceEntry *) (symfile->raw_contents + offset);
194 source_file = read_string (symfile->raw_contents + se->name_offset);
197 ptr = symfile->raw_contents + minfo->entry->line_number_table_offset;
199 lne = (MonoSymbolFileLineNumberEntry *) ptr;
201 for (i = 0; i < minfo->entry->num_line_numbers; i++, lne++) {
202 if (lne->offset < offset)
206 *line_number = lne->row;
211 } else if (source_file) {
212 gchar *retval = g_strdup_printf ("%s:%d", source_file, lne->row);
213 g_free (source_file);
216 return g_strdup_printf ("%d", lne->row);
223 _mono_debug_address_from_il_offset (MonoDebugMethodJitInfo *jit, guint32 il_offset)
227 if (!jit || !jit->line_numbers)
230 for (i = jit->line_numbers->len - 1; i >= 0; i--) {
231 MonoDebugLineNumberEntry lne = g_array_index (
232 jit->line_numbers, MonoDebugLineNumberEntry, i);
234 if (lne.offset <= il_offset)
241 MonoDebugMethodInfo *
242 mono_debug_find_method (MonoSymbolFile *symfile, MonoMethod *method)
244 if (!symfile->method_hash)
247 return g_hash_table_lookup (symfile->method_hash, method);