dlls/wer/main.c

   1 /*
   2  * Copyright 2010 Louis Lenders
   3  * Copyright 2010 Detlef Riekenberg
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "config.h"
  21
  22 #include <stdarg.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winreg.h"
  27 #include "werapi.h"
  28 #include "wine/list.h"
  29 #include "wine/unicode.h"
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(wer);
  33
  34 typedef struct {
  35     struct list entry;
  36     WER_REPORT_INFORMATION info;
  37     WER_REPORT_TYPE reporttype;
  38     WCHAR eventtype[1];
  39 } report_t;
  40
  41
  42 static CRITICAL_SECTION report_table_cs;
  43 static CRITICAL_SECTION_DEBUG report_table_cs_debug =
  44 {
  45     0, 0, &report_table_cs,
  46     { &report_table_cs_debug.ProcessLocksList, &report_table_cs_debug.ProcessLocksList },
  47       0, 0, { (DWORD_PTR)(__FILE__ ": report_table_cs") }
  48 };
  49 static CRITICAL_SECTION report_table_cs = { &report_table_cs_debug, -1, 0, 0, 0, 0 };
  50
  51 static struct list report_table = LIST_INIT(report_table);
  52
  53 static WCHAR regpath_exclude[] = {'S','o','f','t','w','a','r','e','\\',
  54                                   'M','i','c','r','o','s','o','f','t','\\',
  55                                   'W','i','n','d','o','w','s',' ','E','r','r','o','r',' ','R','e','p','o','r','t','i','n','g','\\',
  56                                   'E','x','c','l','u','d','e','d','A','p','p','l','i','c','a','t','i','o','n','s',0};
  57
  58 /***********************************************************************
  59  * Memory allocation helper
  60  */
  61
  62 static inline void * __WINE_ALLOC_SIZE(1) heap_alloc_zero(size_t len)
  63 {
  64     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
  65 }
  66
  67 static inline BOOL heap_free(void *mem)
  68 {
  69     return HeapFree(GetProcessHeap(), 0, mem);
  70 }
  71
  72 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  73 {
  74     TRACE("(0x%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
  75
  76     switch (fdwReason)
  77     {
  78         case DLL_WINE_PREATTACH:
  79             return FALSE;    /* prefer native version */
  80         case DLL_PROCESS_ATTACH:
  81             DisableThreadLibraryCalls(hinstDLL);
  82             break;
  83         case DLL_PROCESS_DETACH:
  84             break;
  85     }
  86
  87     return TRUE;
  88 }
  89
  90 /***********************************************************************
  91  * WerAddExcludedApplication (wer.@)
  92  *
  93  * Add an application to the user specific or the system wide exclusion list
  94  *
  95  * PARAMS
  96  *  exeName  [i] The application name
  97  *  allUsers [i] for all users (TRUE) or for the current user (FALSE)
  98  *
  99  * RETURNS
 100  *  Success: S_OK
 101  *  Failure: A HRESULT error code
 102  *
 103  */
 104 HRESULT WINAPI WerAddExcludedApplication(PCWSTR exeName, BOOL allUsers)
 105 {
 106     HKEY hkey;
 107     DWORD value = 1;
 108     LPWSTR bs;
 109
 110     TRACE("(%s, %d)\n",debugstr_w(exeName), allUsers);
 111     if (!exeName || !exeName[0])
 112         return E_INVALIDARG;
 113
 114     bs = strrchrW(exeName, '\\');
 115     if (bs) {
 116         bs++;   /* skip the backslash */
 117         if (!bs[0]) {
 118             return E_INVALIDARG;
 119         }
 120     } else
 121         bs = (LPWSTR) exeName;
 122
 123     if (!RegCreateKeyW(allUsers ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER, regpath_exclude, &hkey)) {
 124         RegSetValueExW(hkey, bs, 0, REG_DWORD, (LPBYTE)&value, sizeof(DWORD));
 125         RegCloseKey(hkey);
 126         return S_OK;
 127     }
 128     return E_ACCESSDENIED;
 129 }
 130
 131 /***********************************************************************
 132  * WerRemoveExcludedApplication (wer.@)
 133  *
 134  * remove an application from the exclusion list
 135  *
 136  * PARAMS
 137  *  exeName  [i] The application name
 138  *  allUsers [i] for all users (TRUE) or for the current user (FALSE)
 139  *
 140  * RETURNS
 141  *  Success: S_OK
 142  *  Failure: A HRESULT error code
 143  *
 144  */
 145 HRESULT WINAPI WerRemoveExcludedApplication(PCWSTR exeName, BOOL allUsers)
 146 {
 147     HKEY hkey;
 148     LPWSTR bs;
 149     LONG lres;
 150
 151     TRACE("(%s, %d)\n",debugstr_w(exeName), allUsers);
 152     if (!exeName || !exeName[0])
 153         return E_INVALIDARG;
 154
 155     bs = strrchrW(exeName, '\\');
 156     if (bs) {
 157         bs++;   /* skip the backslash */
 158         if (!bs[0]) {
 159             return E_INVALIDARG;
 160         }
 161     } else
 162         bs = (LPWSTR) exeName;
 163
 164     if (!RegCreateKeyW(allUsers ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER, regpath_exclude, &hkey)) {
 165         lres = RegDeleteValueW(hkey, bs);
 166         RegCloseKey(hkey);
 167         return lres ? __HRESULT_FROM_WIN32(ERROR_ENVVAR_NOT_FOUND) : S_OK;
 168     }
 169     return E_ACCESSDENIED;
 170 }
 171
 172 /***********************************************************************
 173  * WerReportAddDump (wer.@)
 174  *
 175  * Add a dump of dumpType to hReportHandle.
 176  *
 177  * PARAMS
 178  *  hReportHandle      [i] error reporting handle to add the dump
 179  *  hProcess           [i] handle to the regarding process
 180  *  hThread            [o] handle to the regarding thread
 181  *  dumpType           [i] type of the dump
 182  *  pExceptionParam    [o] pointer to a WER_EXCEPTION_INFORMATION
 183  *  pDumpCustomOptions [o] pointer to a WER_DUMP_CUSTOM_OPTIONS
 184  *  dwFlags            [i] flag to control the heap dump
 185  *
 186  * RETURNS
 187  *  Success: S_OK
 188  *  Failure: A HRESULT error code
 189  *
 190  */
 191 HRESULT WINAPI WerReportAddDump(HREPORT hReportHandle, HANDLE hProcess, HANDLE hThread,
 192                                 WER_DUMP_TYPE dumpType, PWER_EXCEPTION_INFORMATION pExceptionParam,
 193                                 PWER_DUMP_CUSTOM_OPTIONS pDumpCustomOptions, DWORD dwFlags)
 194 {
 195     FIXME("(%p, %p, %p, %d, %p, %p, %u) :stub\n", hReportHandle, hProcess, hThread, dumpType,
 196           pExceptionParam, pDumpCustomOptions, dwFlags);
 197
 198     return E_NOTIMPL;
 199 }
 200
 201 /***********************************************************************
 202  * WerReportCloseHandle (wer.@)
 203  *
 204  * Close an error reporting handle and free associated resources
 205  *
 206  * PARAMS
 207  *  hreport [i] error reporting handle to close
 208  *
 209  * RETURNS
 210  *  Success: S_OK
 211  *  Failure: A HRESULT error code
 212  *
 213  */
 214 HRESULT WINAPI WerReportCloseHandle(HREPORT hreport)
 215 {
 216     report_t * report = (report_t *) hreport;
 217     report_t * cursor;
 218     BOOL found = FALSE;
 219
 220     TRACE("(%p)\n", hreport);
 221     EnterCriticalSection(&report_table_cs);
 222     if (report) {
 223         LIST_FOR_EACH_ENTRY(cursor, &report_table, report_t, entry)
 224         {
 225             if (cursor == report) {
 226                 found = TRUE;
 227                 list_remove(&report->entry);
 228                 break;
 229             }
 230         }
 231     }
 232     LeaveCriticalSection(&report_table_cs);
 233     if (!found)
 234         return E_INVALIDARG;
 235
 236     heap_free(report);
 237
 238     return S_OK;
 239 }
 240
 241 /***********************************************************************
 242  * WerReportCreate (wer.@)
 243  *
 244  * Create an error report in memory and return a related HANDLE
 245  *
 246  * PARAMS
 247  *  eventtype  [i] a name for the event type
 248  *  reporttype [i] what type of report should be created
 249  *  reportinfo [i] NULL or a ptr to a struct with some detailed information
 250  *  phandle    [o] ptr, where the resulting handle should be saved
 251  *
 252  * RETURNS
 253  *  Success: S_OK
 254  *  Failure: A HRESULT error code
 255  *
 256  * NOTES
 257  *  The event type must be registered at microsoft. Predefined types are
 258  *  "APPCRASH" as the default on Windows, "Crash32" and "Crash64"
 259  *
 260  */
 261 HRESULT WINAPI WerReportCreate(PCWSTR eventtype, WER_REPORT_TYPE reporttype, PWER_REPORT_INFORMATION reportinfo, HREPORT *phandle)
 262 {
 263     report_t *report;
 264     DWORD len;
 265
 266     TRACE("(%s, %d, %p, %p)\n", debugstr_w(eventtype), reporttype, reportinfo, phandle);
 267     if (reportinfo) {
 268         TRACE(".wzFriendlyEventName: %s\n", debugstr_w(reportinfo->wzFriendlyEventName));
 269         TRACE(".wzApplicationName: %s\n", debugstr_w(reportinfo->wzApplicationName));
 270     }
 271
 272     if (phandle)  *phandle = NULL;
 273     if (!eventtype || !eventtype[0] || !phandle) {
 274         return E_INVALIDARG;
 275     }
 276
 277     len = lstrlenW(eventtype) + 1;
 278
 279     report = heap_alloc_zero(len * sizeof(WCHAR) + sizeof(report_t));
 280     if (!report)
 281         return __HRESULT_FROM_WIN32(ERROR_OUTOFMEMORY);
 282
 283     lstrcpyW(report->eventtype, eventtype);
 284     report->reporttype = reporttype;
 285
 286     if (reportinfo) {
 287         report->info = *reportinfo;
 288     } else {
 289         FIXME("build report information from scratch for %p\n", report);
 290     }
 291
 292     EnterCriticalSection(&report_table_cs);
 293     list_add_head(&report_table, &report->entry);
 294     LeaveCriticalSection(&report_table_cs);
 295
 296     *phandle = report;
 297     TRACE("=> %p\n", report);
 298     return S_OK;
 299 }
 300
 301 /***********************************************************************
 302  * WerReportSetParameter (wer.@)
 303  *
 304  * Set one of 10 parameter / value pairs for a report handle
 305  *
 306  * PARAMS
 307  *  hreport [i] error reporting handle to add the parameter
 308  *  id      [i] parameter to set (WER_P0 up to WER_P9)
 309  *  name    [i] optional name of the parameter
 310  *  value   [i] value of the parameter
 311  *
 312  * RETURNS
 313  *  Success: S_OK
 314  *  Failure: A HRESULT error code
 315  *
 316  */
 317 HRESULT WINAPI WerReportSetParameter(HREPORT hreport, DWORD id, PCWSTR name, PCWSTR value)
 318 {
 319     FIXME("(%p, %d, %s, %s) :stub\n", hreport, id, debugstr_w(name), debugstr_w(value));
 320
 321     return E_NOTIMPL;
 322 }
 323
 324 /***********************************************************************
 325  * WerReportSubmit (wer.@)
 326  *
 327  * Ask the user for permission and send the error report
 328  * then kill or restart the application, when requested
 329  *
 330  * PARAMS
 331  *  hreport [i] error reporting handle to send
 332  *  consent [i] current transmit permission
 333  *  flags   [i] flag to select dialog, transmission snd restart options
 334  *  presult [o] ptr, where the transmission result should be saved
 335  *
 336  * RETURNS
 337  *  Success: S_OK
 338  *  Failure: A HRESULT error code
 339  *
 340  */
 341 HRESULT WINAPI WerReportSubmit(HREPORT hreport, WER_CONSENT consent, DWORD flags, PWER_SUBMIT_RESULT presult)
 342 {
 343     FIXME("(%p, %d, 0x%x, %p) :stub\n", hreport, consent, flags, presult);
 344
 345     if(!presult)
 346         return E_INVALIDARG;
 347
 348     *presult = WerDisabled;
 349     return E_NOTIMPL;
 350 }