sal/osl/os2/security.c

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  27
  28
  29 #include "system.h"
  30
  31 #include <osl/security.h>
  32 #include <osl/diagnose.h>
  33 #include <osl/module.h>
  34
  35 #include "osl/thread.h"
  36 #include "osl/file.h"
  37
  38 #ifdef SOLARIS
  39 #include <crypt.h>
  40 #endif
  41
  42 #include "secimpl.h"
  43
  44 #ifndef PAM_BINARY_MSG
  45 #define PAM_BINARY_MSG 6
  46 #endif
  47
  48 extern oslModule SAL_CALL osl_psz_loadModule(const sal_Char *pszModuleName, sal_Int32 nRtldMode);
  49 extern void* SAL_CALL osl_psz_getSymbol(oslModule hModule, const sal_Char* pszSymbolName);
  50 extern oslSecurityError SAL_CALL
  51 osl_psz_loginUser(const sal_Char* pszUserName, const sal_Char* pszPasswd,
  52                   oslSecurity* pSecurity);
  53 sal_Bool SAL_CALL osl_psz_getUserIdent(oslSecurity Security, sal_Char *pszIdent, sal_uInt32 nMax);
  54 sal_Bool SAL_CALL osl_psz_getUserName(oslSecurity Security, sal_Char* pszName, sal_uInt32  nMax);
  55 sal_Bool SAL_CALL osl_psz_getHomeDir(oslSecurity Security, sal_Char* pszDirectory, sal_uInt32 nMax);
  56 sal_Bool SAL_CALL osl_psz_getConfigDir(oslSecurity Security, sal_Char* pszDirectory, sal_uInt32 nMax);
  57
  58
  59
  60 oslSecurity SAL_CALL osl_getCurrentSecurity()
  61 {
  62
  63     oslSecurityImpl *pSecImpl = (oslSecurityImpl*) malloc(sizeof(oslSecurityImpl));
  64     struct passwd   *pPasswd  = getpwuid(getuid());
  65
  66     if (pPasswd)
  67     {
  68         memcpy(&pSecImpl->m_pPasswd, pPasswd, sizeof(pSecImpl->m_pPasswd));
  69         pSecImpl->m_isValid = sal_True;
  70     }
  71     else
  72     {
  73         /* Some UNIX-OS don't implement getpwuid, e.g. NC OS (special NetBSD) 1.2.1 */
  74         /* so we have to catch this in this else branch */
  75         pSecImpl->m_pPasswd.pw_name     = getenv("USER");
  76         pSecImpl->m_pPasswd.pw_dir      = getenv("HOME");
  77         if (pSecImpl->m_pPasswd.pw_name && pSecImpl->m_pPasswd.pw_dir)
  78             pSecImpl->m_isValid             = sal_True;
  79         else
  80         {
  81             pSecImpl->m_pPasswd.pw_name     = "unknown";
  82             pSecImpl->m_pPasswd.pw_dir      = "/tmp";
  83             pSecImpl->m_isValid             = sal_False;
  84         }
  85         pSecImpl->m_pPasswd.pw_passwd   = NULL;
  86         pSecImpl->m_pPasswd.pw_uid      = getuid();
  87         pSecImpl->m_pPasswd.pw_gid      = getgid();
  88         pSecImpl->m_pPasswd.pw_gecos    = "unknown";
  89         pSecImpl->m_pPasswd.pw_shell    = "unknown";
  90     }
  91
  92
  93     return ((oslSecurity)pSecImpl);
  94 }
  95
  96
  97 oslSecurityError SAL_CALL osl_loginUser(
  98     rtl_uString *ustrUserName,
  99     rtl_uString *ustrPassword,
 100     oslSecurity *pSecurity
 101     )
 102 {
 103     oslSecurityError ret;
 104
 105     *pSecurity = osl_getCurrentSecurity();
 106     ret = osl_Security_E_None;
 107
 108     return ret;
 109 }
 110
 111
 112
 113 oslSecurityError SAL_CALL osl_loginUserOnFileServer(
 114     rtl_uString *strUserName,
 115     rtl_uString *strPasswd,
 116     rtl_uString *strFileServer,
 117     oslSecurity *pSecurity
 118     )
 119 {
 120     oslSecurityError erg;
 121     return erg = osl_Security_E_UserUnknown;
 122 }
 123
 124
 125 oslSecurityError SAL_CALL osl_psz_loginUserOnFileServer( const sal_Char*  pszUserName,
 126                                                      const sal_Char*  pszPasswd,
 127                                                      const sal_Char*  pszFileServer,
 128                                                      oslSecurity*     pSecurity )
 129 {
 130     oslSecurityError erg;
 131     return erg = osl_Security_E_UserUnknown;
 132 }
 133
 134 sal_Bool SAL_CALL osl_getUserIdent(oslSecurity Security, rtl_uString **ustrIdent)
 135 {
 136     sal_Bool bRet=sal_False;
 137     sal_Char pszIdent[1024];
 138
 139     pszIdent[0] = '\0';
 140
 141     bRet = osl_psz_getUserIdent(Security,pszIdent,sizeof(pszIdent));
 142
 143     rtl_string2UString( ustrIdent, pszIdent, rtl_str_getLength( pszIdent ), osl_getThreadTextEncoding(), OUSTRING_TO_OSTRING_CVTFLAGS );
 144     OSL_ASSERT(*ustrIdent != NULL);
 145
 146     return bRet;
 147 }
 148
 149
 150 sal_Bool SAL_CALL osl_psz_getUserIdent(oslSecurity Security, sal_Char *pszIdent, sal_uInt32 nMax)
 151 {
 152     sal_Char  buffer[32];
 153     sal_Int32 nChr;
 154
 155     oslSecurityImpl *pSecImpl = (oslSecurityImpl *)Security;
 156
 157     if (pSecImpl == NULL)
 158         return sal_False;
 159
 160     nChr = snprintf(buffer, sizeof(buffer), "%u", pSecImpl->m_pPasswd.pw_uid);
 161     if ( nChr < 0 || nChr >= sizeof(buffer) || nChr >= nMax )
 162         return sal_False; /* leave *pszIdent unmodified in case of failure */
 163
 164     memcpy(pszIdent, buffer, nChr+1);
 165     return sal_True;
 166 }
 167
 168 sal_Bool SAL_CALL osl_getUserName(oslSecurity Security, rtl_uString **ustrName)
 169 {
 170     sal_Bool bRet=sal_False;
 171     sal_Char pszName[1024];
 172
 173     pszName[0] = '\0';
 174
 175     bRet = osl_psz_getUserName(Security,pszName,sizeof(pszName));
 176
 177     rtl_string2UString( ustrName, pszName, rtl_str_getLength( pszName ), osl_getThreadTextEncoding(), OUSTRING_TO_OSTRING_CVTFLAGS );
 178     OSL_ASSERT(*ustrName != NULL);
 179
 180     return bRet;
 181 }
 182
 183
 184
 185 sal_Bool SAL_CALL osl_psz_getUserName(oslSecurity Security, sal_Char* pszName, sal_uInt32  nMax)
 186 {
 187     oslSecurityImpl *pSecImpl = (oslSecurityImpl *)Security;
 188
 189     if ((pSecImpl == NULL) || (! pSecImpl->m_isValid))
 190         return sal_False;
 191
 192     strncpy(pszName, pSecImpl->m_pPasswd.pw_name, nMax);
 193
 194     return sal_True;
 195 }
 196
 197 sal_Bool SAL_CALL osl_getHomeDir(oslSecurity Security, rtl_uString **pustrDirectory)
 198 {
 199     sal_Bool bRet=sal_False;
 200     sal_Char pszDirectory[PATH_MAX];
 201
 202     pszDirectory[0] = '\0';
 203
 204     bRet = osl_psz_getHomeDir(Security,pszDirectory,sizeof(pszDirectory));
 205
 206     if ( bRet == sal_True )
 207     {
 208         rtl_string2UString( pustrDirectory, pszDirectory, rtl_str_getLength( pszDirectory ), osl_getThreadTextEncoding(), OUSTRING_TO_OSTRING_CVTFLAGS );
 209         OSL_ASSERT(*pustrDirectory != NULL);
 210         osl_getFileURLFromSystemPath( *pustrDirectory, pustrDirectory );
 211     }
 212
 213     return bRet;
 214 }
 215
 216
 217 sal_Bool SAL_CALL osl_psz_getHomeDir(oslSecurity Security, sal_Char* pszDirectory, sal_uInt32 nMax)
 218 {
 219     oslSecurityImpl *pSecImpl = (oslSecurityImpl *)Security;
 220
 221     if (pSecImpl == NULL)
 222         return sal_False;
 223
 224     /* if current user, check also environment for HOME */
 225     if (getuid() == pSecImpl->m_pPasswd.pw_uid)
 226     {
 227         sal_Char *pStr = NULL;
 228 #ifdef SOLARIS
 229         char    buffer[8192];
 230
 231         struct passwd pwd;
 232         struct passwd *ppwd;
 233
 234 #ifdef _POSIX_PTHREAD_SEMANTICS
 235         if ( 0 != getpwuid_r(getuid(), &pwd, buffer, sizeof(buffer), &ppwd ) )
 236             ppwd = NULL;
 237 #else
 238         ppwd = getpwuid_r(getuid(), &pwd, buffer, sizeof(buffer) );
 239 #endif
 240
 241         if ( ppwd )
 242             pStr = ppwd->pw_dir;
 243 #else
 244         pStr = getenv("HOME");
 245 #endif
 246
 247         if ((pStr != NULL) && (strlen(pStr) > 0) &&
 248             (access(pStr, 0) == 0))
 249             strncpy(pszDirectory, pStr, nMax);
 250         else
 251             if (pSecImpl->m_isValid)
 252                 strncpy(pszDirectory, pSecImpl->m_pPasswd.pw_dir, nMax);
 253             else
 254                 return sal_False;
 255     }
 256     else
 257         strncpy(pszDirectory, pSecImpl->m_pPasswd.pw_dir, nMax);
 258
 259     return sal_True;
 260 }
 261
 262 sal_Bool SAL_CALL osl_getConfigDir(oslSecurity Security, rtl_uString **pustrDirectory)
 263 {
 264     sal_Bool bRet = sal_False;
 265     sal_Char pszDirectory[PATH_MAX];
 266
 267     pszDirectory[0] = '\0';
 268
 269     bRet = osl_psz_getConfigDir(Security,pszDirectory,sizeof(pszDirectory));
 270
 271     if ( bRet == sal_True )
 272     {
 273         rtl_string2UString( pustrDirectory, pszDirectory, rtl_str_getLength( pszDirectory ), osl_getThreadTextEncoding(), OUSTRING_TO_OSTRING_CVTFLAGS );
 274         OSL_ASSERT(*pustrDirectory != NULL);
 275         osl_getFileURLFromSystemPath( *pustrDirectory, pustrDirectory );
 276     }
 277
 278     return bRet;
 279 }
 280
 281
 282 sal_Bool SAL_CALL osl_psz_getConfigDir(oslSecurity Security, sal_Char* pszDirectory, sal_uInt32 nMax)
 283 {
 284     return (osl_psz_getHomeDir(Security, pszDirectory, nMax));
 285 }
 286
 287 sal_Bool SAL_CALL osl_isAdministrator(oslSecurity Security)
 288 {
 289     oslSecurityImpl *pSecImpl = (oslSecurityImpl *)Security;
 290
 291     if (pSecImpl == NULL)
 292         return sal_False;
 293
 294     if (pSecImpl->m_pPasswd.pw_uid != 0)
 295         return (sal_False);
 296
 297     return (sal_True);
 298 }
 299
 300 void SAL_CALL osl_freeSecurityHandle(oslSecurity Security)
 301 {
 302     if (Security)
 303         free ((oslSecurityImpl*)Security);
 304 }
 305
 306
 307 sal_Bool SAL_CALL osl_loadUserProfile(oslSecurity Security)
 308 {
 309     return sal_False;
 310 }
 311
 312 void SAL_CALL osl_unloadUserProfile(oslSecurity Security)
 313 {
 314     return;
 315 }
 316
 317