return 0;\r
}\r
\r
+long enumerate_registry_values(HKEY key, unsigned long *index, TCHAR *name, unsigned long namelen) {\r
+ unsigned long type;\r
+ unsigned long datalen = namelen;\r
+ long error = RegEnumValue(key, *index, name, &datalen, 0, &type, 0, 0);\r
+ if (error == ERROR_SUCCESS) ++*index;\r
+ return error;\r
+}\r
+\r
int create_parameters(nssm_service_t *service, bool editing) {\r
/* Try to open the registry */\r
HKEY key = open_registry(service->name, KEY_WRITE);\r
\r
int get_environment(TCHAR *service_name, HKEY key, TCHAR *value, TCHAR **env, unsigned long *envlen) {\r
unsigned long type = REG_MULTI_SZ;\r
+ unsigned long envsize;\r
+\r
+ *envlen = 0;\r
\r
/* Dummy test to find buffer size */\r
- unsigned long ret = RegQueryValueEx(key, value, 0, &type, NULL, envlen);\r
+ unsigned long ret = RegQueryValueEx(key, value, 0, &type, NULL, &envsize);\r
if (ret != ERROR_SUCCESS) {\r
*env = 0;\r
- *envlen = 0;\r
/* The service probably doesn't have any environment configured */\r
if (ret == ERROR_FILE_NOT_FOUND) return 0;\r
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(ret), 0);\r
return 1;\r
}\r
\r
if (type != REG_MULTI_SZ) {\r
- *env = 0;\r
- *envlen = 0;\r
log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_INVALID_ENVIRONMENT_STRING_TYPE, value, service_name, 0);\r
+ *env = 0;\r
return 2;\r
}\r
\r
- /* Probably not possible */\r
- if (! *envlen) return 0;\r
+ /* Minimum usable environment would be A= NULL NULL. */\r
+ if (envsize < 4 * sizeof(TCHAR)) {\r
+ *env = 0;\r
+ return 3;\r
+ }\r
\r
/* Previously initialised? */\r
if (*env) HeapFree(GetProcessHeap(), 0, *env);\r
\r
- *env = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, *envlen);\r
+ *env = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, envsize);\r
if (! *env) {\r
- *envlen = 0;\r
log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, value, _T("get_environment()"), 0);\r
- return 3;\r
+ return 4;\r
}\r
\r
- /* Actually get the strings */\r
- ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) *env, envlen);\r
+ /* Actually get the strings. */\r
+ ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) *env, &envsize);\r
if (ret != ERROR_SUCCESS) {\r
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(ret), 0);\r
HeapFree(GetProcessHeap(), 0, *env);\r
*env = 0;\r
- *envlen = 0;\r
- return 4;\r
+ return 5;\r
}\r
\r
+ /* Value retrieved by RegQueryValueEx() is SIZE not COUNT. */\r
+ *envlen = (unsigned long) environment_length(*env);\r
+\r
return 0;\r
}\r
\r
\r
unsigned long ret = RegQueryValueEx(key, value, 0, &type, (unsigned char *) buffer, &buflen);\r
if (ret != ERROR_SUCCESS) {\r
- unsigned long error = GetLastError();\r
HeapFree(GetProcessHeap(), 0, buffer);\r
\r
if (ret == ERROR_FILE_NOT_FOUND) {\r
if (! must_exist) return 0;\r
}\r
\r
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(error), 0);\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(ret), 0);\r
return 2;\r
}\r
\r
if (! must_exist) return 0;\r
}\r
\r
- log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(ret), 0);\r
if (ret == ERROR_FILE_NOT_FOUND) return -1;\r
\r
return -2;\r
return 0;\r
}\r
\r
-/* Strip CR and replace LF with NULL. */\r
-int unformat_double_null(TCHAR *dn, unsigned long dnlen, TCHAR **unformatted, unsigned long *newlen) {\r
+/* Strip CR and replace LF with NULL. */\r
+int unformat_double_null(TCHAR *formatted, unsigned long formattedlen, TCHAR **dn, unsigned long *newlen) {\r
unsigned long i, j;\r
*newlen = 0;\r
\r
- if (! dnlen) {\r
- *unformatted = 0;\r
+ /* Don't count trailing NULLs. */\r
+ for (i = 0; i < formattedlen; i++) {\r
+ if (! formatted[i]) {\r
+ formattedlen = i;\r
+ break;\r
+ }\r
+ }\r
+\r
+ if (! formattedlen) {\r
+ *dn = 0;\r
return 0;\r
}\r
\r
- for (i = 0; i < dnlen; i++) if (dn[i] != _T('\r')) ++*newlen;\r
+ for (i = 0; i < formattedlen; i++) if (formatted[i] != _T('\r')) ++*newlen;\r
\r
/* Skip blank lines. */\r
- for (i = 0; i < dnlen; i++) {\r
- if (dn[i] == _T('\r') && dn[i + 1] == _T('\n')) {\r
+ for (i = 0; i < formattedlen; i++) {\r
+ if (formatted[i] == _T('\r') && formatted[i + 1] == _T('\n')) {\r
/* This is the last CRLF. */\r
- if (i >= dnlen - 2) break;\r
+ if (i >= formattedlen - 2) break;\r
\r
/*\r
Strip at the start of the block or if the next characters are\r
CRLF too.\r
*/\r
- if (! i || (dn[i + 2] == _T('\r') && dn[i + 3] == _T('\n'))) {\r
- for (j = i + 2; j < dnlen; j++) dn[j - 2] = dn[j];\r
- dn[dnlen--] = _T('\0');\r
- dn[dnlen--] = _T('\0');\r
+ if (! i || (formatted[i + 2] == _T('\r') && formatted[i + 3] == _T('\n'))) {\r
+ for (j = i + 2; j < formattedlen; j++) formatted[j - 2] = formatted[j];\r
+ formatted[formattedlen--] = _T('\0');\r
+ formatted[formattedlen--] = _T('\0');\r
i--;\r
--*newlen;\r
}\r
/* Must end with two NULLs. */\r
*newlen += 2;\r
\r
- *unformatted = (TCHAR *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, *newlen * sizeof(TCHAR));\r
- if (! *unformatted) return 1;\r
+ *dn = (TCHAR *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, *newlen * sizeof(TCHAR));\r
+ if (! *dn) return 1;\r
\r
- for (i = 0, j = 0; i < dnlen; i++) {\r
- if (dn[i] == _T('\r')) continue;\r
- if (dn[i] == _T('\n')) (*unformatted)[j] = _T('\0');\r
- else (*unformatted)[j] = dn[i];\r
+ for (i = 0, j = 0; i < formattedlen; i++) {\r
+ if (formatted[i] == _T('\r')) continue;\r
+ if (formatted[i] == _T('\n')) (*dn)[j] = _T('\0');\r
+ else (*dn)[j] = formatted[i];\r
j++;\r
}\r
\r
return 0;\r
}\r
\r
+/* Copy a block. */\r
+int copy_double_null(TCHAR *dn, unsigned long dnlen, TCHAR **newdn) {\r
+ if (! newdn) return 1;\r
+\r
+ *newdn = 0;\r
+ if (! dn) return 0;\r
+\r
+ *newdn = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, dnlen * sizeof(TCHAR));\r
+ if (! *newdn) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("dn"), _T("copy_double_null()"), 0);\r
+ return 2;\r
+ }\r
+\r
+ memmove(*newdn, dn, dnlen * sizeof(TCHAR));\r
+ return 0;\r
+}\r
+\r
+/*\r
+ Create a new block with all the strings of the first block plus a new string.\r
+ The new string may be specified as <key> <delimiter> <value> and the keylen\r
+ gives the offset into the string to compare against existing entries.\r
+ If the key is already present its value will be overwritten in place.\r
+ If the key is blank or empty the new block will still be allocated and have\r
+ non-zero length.\r
+*/\r
+int append_to_double_null(TCHAR *dn, unsigned long dnlen, TCHAR **newdn, unsigned long *newlen, TCHAR *append, size_t keylen, bool case_sensitive) {\r
+ if (! append || ! append[0]) return copy_double_null(dn, dnlen, newdn);\r
+ size_t appendlen = _tcslen(append);\r
+ int (*fn)(const TCHAR *, const TCHAR *, size_t) = (case_sensitive) ? _tcsncmp : _tcsnicmp;\r
+\r
+ /* Identify the key, if any, or treat the whole string as the key. */\r
+ TCHAR *key = 0;\r
+ if (! keylen || keylen > appendlen) keylen = appendlen;\r
+ key = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, (keylen + 1) * sizeof(TCHAR));\r
+ if (! key) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("key"), _T("append_to_double_null()"), 0);\r
+ return 1;\r
+ }\r
+ memmove(key, append, keylen * sizeof(TCHAR));\r
+ key[keylen] = _T('\0');\r
+\r
+ /* Find the length of the block not including any existing key. */\r
+ size_t len = 0;\r
+ TCHAR *s;\r
+ for (s = dn; *s; s++) {\r
+ if (fn(s, key, keylen)) len += _tcslen(s) + 1;\r
+ for ( ; *s; s++);\r
+ }\r
+\r
+ /* Account for new entry. */\r
+ len += _tcslen(append) + 1;\r
+\r
+ /* Account for trailing NULL. */\r
+ len++;\r
+\r
+ /* Allocate a new block. */\r
+ *newdn = (TCHAR *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len * sizeof(TCHAR));\r
+ if (! *newdn) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("newdn"), _T("append_to_double_null()"), 0);\r
+ HeapFree(GetProcessHeap(), 0, key);\r
+ return 2;\r
+ }\r
+\r
+ /* Copy existing entries.*/\r
+ *newlen = (unsigned long) len;\r
+ TCHAR *t = *newdn;\r
+ TCHAR *u;\r
+ bool replaced = false;\r
+ for (s = dn; *s; s++) {\r
+ if (fn(s, key, keylen)) u = s;\r
+ else {\r
+ u = append;\r
+ replaced = true;\r
+ }\r
+ len = _tcslen(u) + 1;\r
+ memmove(t, u, len * sizeof(TCHAR));\r
+ t += len;\r
+ for ( ; *s; s++);\r
+ }\r
+\r
+ /* Add the entry if it wasn't already replaced. The buffer was zeroed. */\r
+ if (! replaced) memmove(t, append, _tcslen(append) * sizeof(TCHAR));\r
+\r
+ HeapFree(GetProcessHeap(), 0, key);\r
+ return 0;\r
+}\r
+\r
+/*\r
+ Create a new block with all the string of the first block minus the given\r
+ string.\r
+ The keylen parameter gives the offset into the string to compare against\r
+ existing entries. If a substring of existing value matches the string to\r
+ the given length it will be removed.\r
+ If the last entry is removed the new block will still be allocated and\r
+ have non-zero length.\r
+*/\r
+int remove_from_double_null(TCHAR *dn, unsigned long dnlen, TCHAR **newdn, unsigned long *newlen, TCHAR *remove, size_t keylen, bool case_sensitive) {\r
+ if (! remove || !remove[0]) return copy_double_null(dn, dnlen, newdn);\r
+ size_t removelen = _tcslen(remove);\r
+ int (*fn)(const TCHAR *, const TCHAR *, size_t) = (case_sensitive) ? _tcsncmp : _tcsnicmp;\r
+\r
+ /* Identify the key, if any, or treat the whole string as the key. */\r
+ TCHAR *key = 0;\r
+ if (! keylen || keylen > removelen) keylen = removelen;\r
+ key = (TCHAR *) HeapAlloc(GetProcessHeap(), 0, (keylen + 1) * sizeof(TCHAR));\r
+ if (! key) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("key"), _T("remove_from_double_null()"), 0);\r
+ return 1;\r
+ }\r
+ memmove(key, remove, keylen * sizeof(TCHAR));\r
+ key[keylen] = _T('\0');\r
+\r
+ /* Find the length of the block not including any existing key. */\r
+ size_t len = 0;\r
+ TCHAR *s;\r
+ for (s = dn; *s; s++) {\r
+ if (fn(s, key, keylen)) len += _tcslen(s) + 1;\r
+ for ( ; *s; s++);\r
+ }\r
+\r
+ /* Account for trailing NULL. */\r
+ if (++len < 2) len = 2;\r
+\r
+ /* Allocate a new block. */\r
+ *newdn = (TCHAR *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len * sizeof(TCHAR));\r
+ if (! *newdn) {\r
+ log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_OUT_OF_MEMORY, _T("newdn"), _T("remove_from_double_null()"), 0);\r
+ HeapFree(GetProcessHeap(), 0, key);\r
+ return 2;\r
+ }\r
+\r
+ /* Copy existing entries.*/\r
+ *newlen = (unsigned long) len;\r
+ TCHAR *t = *newdn;\r
+ for (s = dn; *s; s++) {\r
+ if (fn(s, key, keylen)) {\r
+ len = _tcslen(s) + 1;\r
+ memmove(t, s, len * sizeof(TCHAR));\r
+ t += len;\r
+ }\r
+ for ( ; *s; s++);\r
+ }\r
+\r
+ HeapFree(GetProcessHeap(), 0, key);\r
+ return 0;\r
+}\r
+\r
void override_milliseconds(TCHAR *service_name, HKEY key, TCHAR *value, unsigned long *buffer, unsigned long default_value, unsigned long event) {\r
unsigned long type = REG_DWORD;\r
unsigned long buflen = sizeof(unsigned long);\r
_sntprintf_s(milliseconds, _countof(milliseconds), _TRUNCATE, _T("%lu"), default_value);\r
log_event(EVENTLOG_WARNING_TYPE, event, service_name, value, milliseconds, 0);\r
}\r
- else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(GetLastError()), 0);\r
+ else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, value, error_string(ret), 0);\r
}\r
}\r
else ok = true;\r
if (! ok) *buffer = default_value;\r
}\r
\r
+/* Open the key of the service itself Services\<service_name>. */\r
HKEY open_service_registry(const TCHAR *service_name, REGSAM sam, bool must_exist) {\r
/* Get registry */\r
TCHAR registry[KEY_LENGTH];\r
return open_registry_key(registry, sam, must_exist);\r
}\r
\r
+/* Open a subkey of the service Services\<service_name>\<sub>. */\r
long open_registry(const TCHAR *service_name, const TCHAR *sub, REGSAM sam, HKEY *key, bool must_exist) {\r
/* Get registry */\r
TCHAR registry[KEY_LENGTH];\r
if (type != REG_DWORD) {\r
log_event(EVENTLOG_WARNING_TYPE, NSSM_EVENT_BOGUS_STOP_METHOD_SKIP, service->name, NSSM_REG_STOP_METHOD_SKIP, NSSM, 0);\r
}\r
- else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, NSSM_REG_STOP_METHOD_SKIP, error_string(GetLastError()), 0);\r
+ else log_event(EVENTLOG_ERROR_TYPE, NSSM_EVENT_QUERYVALUE_FAILED, NSSM_REG_STOP_METHOD_SKIP, error_string(ret), 0);\r
}\r
}\r
else stop_ok = true;\r
git://git.iain.cx/iain / nssm.git / blobdiff