|
| 1 | +/*------------------------------------------------------------------------- |
| 2 | + * |
| 3 | + * pgevent.c |
| 4 | + *Defines the entry point for pgevent dll. |
| 5 | + * The DLL defines event source for backend |
| 6 | + * |
| 7 | + * |
| 8 | + * IDENTIFICATION |
| 9 | + * $PostgreSQL: pgsql/src/bin/pgevent/pgevent.c,v 1.1 2004/06/20 01:32:49 momjian Exp $ |
| 10 | + * |
| 11 | + *------------------------------------------------------------------------- |
| 12 | + */ |
| 13 | + |
| 14 | + |
| 15 | +#include"windows.h" |
| 16 | +#include"olectl.h" |
| 17 | +#include"string.h" |
| 18 | + |
| 19 | +/* Global variables */ |
| 20 | +HANDLEg_module=NULL;/* hModule of DLL */ |
| 21 | + |
| 22 | +/* Prototypes */ |
| 23 | +STDAPIDllRegisterServer(void) ; |
| 24 | +STDAPIDllUnregisterServer(void); |
| 25 | +BOOLWINAPIDllMain(HANDLEhModule,DWORDul_reason_for_call,LPVOIDlpReserved ); |
| 26 | + |
| 27 | +/* |
| 28 | + * DllRegisterServer --- Instructs DLL to create its registry entries |
| 29 | + */ |
| 30 | + |
| 31 | +STDAPIDllRegisterServer(void) |
| 32 | +{ |
| 33 | +HKEYkey; |
| 34 | +DWORDdata; |
| 35 | +charbuffer[_MAX_PATH]; |
| 36 | + |
| 37 | +/* Set the name of DLL full path name. */ |
| 38 | +if (!GetModuleFileName((HMODULE)g_module,buffer,sizeof(buffer))) |
| 39 | +{ |
| 40 | +MessageBox(NULL,"Could not retrieve DLL filename","PostgreSQL error",MB_OK|MB_ICONSTOP); |
| 41 | +returnSELFREG_E_TYPELIB; |
| 42 | +} |
| 43 | + |
| 44 | +/* Add PostgreSQL source name as a subkey under the Application |
| 45 | + key in the EventLog registry key. */ |
| 46 | +if (RegCreateKey(HKEY_LOCAL_MACHINE,"SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\PostgreSQL",&key) ) |
| 47 | +{ |
| 48 | +MessageBox(NULL,"Could not create the registry key.","PostgreSQL error",MB_OK|MB_ICONSTOP); |
| 49 | +returnSELFREG_E_TYPELIB; |
| 50 | +} |
| 51 | + |
| 52 | +/* Add the name to the EventMessageFile subkey. */ |
| 53 | +if (RegSetValueEx(key, |
| 54 | +"EventMessageFile", |
| 55 | +0, |
| 56 | +REG_EXPAND_SZ, |
| 57 | +(LPBYTE)buffer, |
| 58 | +strlen(buffer)+1)) |
| 59 | +{ |
| 60 | +MessageBox(NULL,"Could not set the event message file.","PostgreSQL error",MB_OK|MB_ICONSTOP); |
| 61 | +returnSELFREG_E_TYPELIB; |
| 62 | +} |
| 63 | + |
| 64 | +/* Set the supported event types in the TypesSupported subkey. */ |
| 65 | +data=EVENTLOG_ERROR_TYPE |EVENTLOG_WARNING_TYPE |EVENTLOG_INFORMATION_TYPE; |
| 66 | + |
| 67 | +if (RegSetValueEx(key, |
| 68 | +"TypesSupported", |
| 69 | +0, |
| 70 | +REG_DWORD, |
| 71 | + (LPBYTE)&data, |
| 72 | +sizeof(DWORD))) |
| 73 | +{ |
| 74 | +MessageBox(NULL,"Could not set the supported types.","PostgreSQL error",MB_OK|MB_ICONSTOP); |
| 75 | +returnSELFREG_E_TYPELIB; |
| 76 | +} |
| 77 | + |
| 78 | +RegCloseKey(key); |
| 79 | +returnS_OK; |
| 80 | +} |
| 81 | + |
| 82 | +/* |
| 83 | + * DllUnregisterServer --- Instructs DLL to remove only those entries created through DllRegisterServer |
| 84 | + */ |
| 85 | + |
| 86 | +STDAPIDllUnregisterServer(void) |
| 87 | +{ |
| 88 | +/* Remove PostgreSQL source name as a subkey under the Application |
| 89 | + key in the EventLog registry key. */ |
| 90 | + |
| 91 | +if (RegDeleteKey(HKEY_LOCAL_MACHINE,"SYSTEM\\CurrentControlSet\\Services\\EventLog\\Application\\PostgreSQL") ) |
| 92 | +{ |
| 93 | +MessageBox(NULL,"Could not delete the registry key.","PostgreSQL error",MB_OK|MB_ICONSTOP); |
| 94 | +returnSELFREG_E_TYPELIB; |
| 95 | +} |
| 96 | +returnS_OK; |
| 97 | +} |
| 98 | + |
| 99 | +/* |
| 100 | + * DllMain --- is an optional entry point into a DLL. |
| 101 | + */ |
| 102 | + |
| 103 | +BOOLWINAPIDllMain(HANDLEhModule, |
| 104 | +DWORDul_reason_for_call, |
| 105 | +LPVOIDlpReserved |
| 106 | +) |
| 107 | +{ |
| 108 | +if (ul_reason_for_call==DLL_PROCESS_ATTACH ) |
| 109 | +{ |
| 110 | +g_module=hModule; |
| 111 | +} |
| 112 | +return TRUE; |
| 113 | +} |
| 114 | + |