C++ PL_strdup函数代码示例

NS_IMETHODIMP
nsCommandLine::Init(int32_t argc, const char* const* argv, nsIFile* aWorkingDir,
                    uint32_t aState)
{
  NS_ENSURE_ARG_MAX(aState, 2);

  int32_t i;

  mWorkingDir = aWorkingDir;

  // skip argv[0], we don't want it
  for (i = 1; i < argc; ++i) {
    const char* curarg = argv[i];

#ifdef DEBUG_COMMANDLINE
    printf("Testing native arg %i: '%s'\n", i, curarg);
#endif
#if defined(XP_WIN)
    if (*curarg == '/') {
      char* dup = PL_strdup(curarg);
      if (!dup) return NS_ERROR_OUT_OF_MEMORY;

      *dup = '-';
      char* colon = PL_strchr(dup, ':');
      if (colon) {
        *colon = '\0';
        appendArg(dup);
        appendArg(colon+1);
      } else {
        appendArg(dup);
      }
      PL_strfree(dup);
      continue;
    }
#endif
    if (*curarg == '-') {
      if (*(curarg+1) == '-') ++curarg;

      char* dup = PL_strdup(curarg);
      if (!dup) return NS_ERROR_OUT_OF_MEMORY;

      char* eq = PL_strchr(dup, '=');
      if (eq) {
        *eq = '\0';
        appendArg(dup);
        appendArg(eq + 1);
      } else {
        appendArg(dup);
      }
      PL_strfree(dup);
      continue;
    }

    appendArg(curarg);
  }

  mState = aState;

  return NS_OK;
}

/* str is the string which needs to be unserialized.
   If prefixes is NULL, simply returns the number of namespaces in str.  (len is ignored)
   If prefixes is not NULL, it should be an array of length len which is to be filled in
   with newly-allocated string.  Returns the number of strings filled in.
*/
int nsIMAPNamespaceList::UnserializeNamespaces(const char *str, char **prefixes, int len)
{
    if (!str)
        return 0;
    if (!prefixes)
    {
        if (str[0] != '"')
            return 1;
        else
        {
            int count = 0;
            char *ourstr = PL_strdup(str);
            char *origOurStr = ourstr;
            if (ourstr)
            {
                char *token = NS_strtok(SERIALIZER_SEPARATORS, &ourstr );
                while (token != nullptr)
                {
                    token = NS_strtok(SERIALIZER_SEPARATORS, &ourstr );
                    count++;
                }
                PR_Free(origOurStr);
            }
            return count;
        }
    }
    else
    {
        if ((str[0] != '"') && (len >= 1))
        {
            prefixes[0] = PL_strdup(str);
            return 1;
        }
        else
        {
            int count = 0;
            char *ourstr = PL_strdup(str);
            char *origOurStr = ourstr;
            if (ourstr)
            {
                char *token = NS_strtok(SERIALIZER_SEPARATORS, &ourstr );
                while ((count < len) && (token != nullptr))
                {

                    char *current = PL_strdup(token), *where = current;
                    if (where[0] == '"')
                        where++;
                    if (where[PL_strlen(where)-1] == '"')
                        where[PL_strlen(where)-1] = 0;
                    prefixes[count] = PL_strdup(where);
                    PR_FREEIF(current);
                    token = NS_strtok(SERIALIZER_SEPARATORS, &ourstr );
                    count++;
                }
                PR_Free(origOurStr);
            }
            return count;
        }
    }
}

nsresult
GConfProxy::GetCharPref(const char *aMozKey, char **retval)
{
    NS_ENSURE_TRUE(mInitialized, NS_ERROR_FAILURE);

    const gchar *gconfkey = MozKey2GConfKey(aMozKey);

    if (!strcmp (aMozKey, "network.proxy.no_proxies_on")) {
        GSList *s;
        nsCString noproxy;
        GSList *gslist = GConfClientGetList(mGConfClient, gconfkey,
                                            GCONF_VALUE_STRING, NULL);

        for (s = gslist; s; s = g_slist_next(s)) {
            noproxy += (char *)s->data;
            noproxy += ", ";
            g_free ((char *)s->data);
        }
        g_slist_free (gslist);

        *retval = PL_strdup(noproxy.get());
    } else {
        gchar *str = GConfClientGetString(mGConfClient, gconfkey, NULL);
        if (str) {
            *retval = PL_strdup(str);
            g_free (str);
        }
    }

    return NS_OK;
}

// static 
void Mark(PRUint32 aType, void * aItem, const char * aText, const char * aText2)
{
#ifdef MOZ_VISUAL_EVENT_TRACER
  if (!gInitialized)
    return;

  if (aType == eNone)
    return;

  if (!CheckEventFilters(aType, aItem, aText)) // Events use just aText
    return;

  RecordBatch * threadLogPrivate = static_cast<RecordBatch *>(
      PR_GetThreadPrivate(gThreadPrivateIndex));
  if (!threadLogPrivate) {
    // Deletion is made by the flushing thread
    threadLogPrivate = new RecordBatch();
    PR_SetThreadPrivate(gThreadPrivateIndex, threadLogPrivate);
  }

  Record * record = threadLogPrivate->mNextRecord;
  record->mType = aType;
  record->mTime = (mozilla::TimeStamp::Now() - gProfilerStart).ToMilliseconds();
  record->mItem = aItem;
  record->mText = PL_strdup(aText);
  record->mText2 = aText2 ? PL_strdup(aText2) : nsnull;

  ++threadLogPrivate->mNextRecord;
  if (threadLogPrivate->mNextRecord == threadLogPrivate->mRecordsTail) {
    // This calls RecordBatch::FlushBatch(threadLogPrivate)
    PR_SetThreadPrivate(gThreadPrivateIndex, nsnull);
  }
#endif
}

// Obtains all of the information currently available for this plugin.
nsresult nsPluginFile::GetPluginInfo( nsPluginInfo &info)
{
   nsresult   rv = NS_ERROR_FAILURE;
   HMODULE    hPlug = 0; // Need a HMODULE to query resource statements
   char       failure[ CCHMAXPATH] = "";
   APIRET     ret;

   nsCAutoString path;
   if (NS_FAILED(rv = mPlugin->GetNativePath(path)))
     return rv;

   nsCAutoString fileName;
   if (NS_FAILED(rv = mPlugin->GetNativeLeafName(fileName)))
     return rv;

   ret = DosLoadModule( failure, CCHMAXPATH, path.get(), &hPlug);
   info.fVersion = nsnull;

   while( ret == NO_ERROR)
   {
      info.fName = LoadRCDATAString( hPlug, NS_INFO_ProductName);

      info.fVersion = LoadRCDATAVersion( hPlug, NS_INFO_ProductVersion);

      // get description (doesn't matter if it's missing)...
      info.fDescription = LoadRCDATAString( hPlug, NS_INFO_FileDescription);

      char * mimeType = LoadRCDATAString( hPlug, NS_INFO_MIMEType);
      if( nsnull == mimeType) break;

      char * mimeDescription = LoadRCDATAString( hPlug, NS_INFO_FileOpenName);
      if( nsnull == mimeDescription) break;

      char * extensions = LoadRCDATAString( hPlug, NS_INFO_FileExtents);
      if( nsnull == extensions) break;

      info.fVariantCount = CalculateVariantCount(mimeType);

      info.fMimeTypeArray = MakeStringArray(info.fVariantCount, mimeType);
      if( info.fMimeTypeArray == nsnull) break;

      info.fMimeDescriptionArray = MakeStringArray(info.fVariantCount, mimeDescription);
      if( nsnull == info.fMimeDescriptionArray) break;

      info.fExtensionArray = MakeStringArray(info.fVariantCount, extensions);
      if( nsnull == info.fExtensionArray) break;

      info.fFullPath = PL_strdup(path.get());
      info.fFileName = PL_strdup(fileName.get());

      rv = NS_OK;
      break;
   }

   if( 0 != hPlug)
      DosFreeModule( hPlug);

   return rv;
}

char *
SECU_GetModulePassword(PK11SlotInfo *slot, PRBool retry, void *arg) 
{
#if(0)
    char prompt[255];
#endif
    secuPWData *pwdata = (secuPWData *)arg;
    secuPWData pwnull = { PW_NONE, 0 };
    secuPWData pwxtrn = { PW_EXTERNAL, "external" };
    char *pw;

    if (pwdata == NULL)
        pwdata = &pwnull;

    if (PK11_ProtectedAuthenticationPath(slot)) {
        pwdata = &pwxtrn;
    }
    if (retry && pwdata->source != PW_NONE) {
        PR_fprintf(PR_STDERR, "Incorrect password/PIN entered.\n");
        return NULL;
    }

    switch (pwdata->source) {
#if(0)
    case PW_NONE:
        sprintf(prompt, "Enter Password or Pin for \"%s\":",
	            PK11_GetTokenName(slot));
        return SECU_GetPasswordString(NULL, prompt);
#endif

    case PW_FROMFILE:
	    /* Instead of opening and closing the file every time, get the pw
	     * once, then keep it in memory (duh).
	     */
	    pw = SECU_FilePasswd(slot, retry, pwdata->data);
	    pwdata->source = PW_PLAINTEXT;
	    pwdata->data = PL_strdup(pw);
	    /* it's already been dup'ed */
	    return pw;
#if(0)
    case PW_EXTERNAL:
        sprintf(prompt, 
	            "Press Enter, then enter PIN for \"%s\" on external device.\n",
                PK11_GetTokenName(slot));
        (void) SECU_GetPasswordString(NULL, prompt);
    	/* Fall Through */
#endif
   case PW_PLAINTEXT:
	    return PL_strdup(pwdata->data);
    default:
	    break;
    }

    PR_fprintf(PR_STDERR, "Password check failed:  No password found.\n");
    return NULL;
}

int nsMsgSendPart::CopyString(char** dest, const char* src)
{
  NS_ASSERTION(src, "src null");
  
  PR_FREEIF(*dest);
  if (!src)
    *dest = PL_strdup("");
  else
    *dest = PL_strdup(src);
  
  return *dest? 0 : NS_ERROR_OUT_OF_MEMORY;
}

 SKERR SetValue(const char* pKey, const char* pValue)
 {
     char * pOldValue;
     if((pOldValue = (char*) PL_HashTableLookup(m_pHash, pKey)))
     {
         PL_HashTableRemove(m_pHash, pKey);
     }
     char* pHashKey = PL_strdup(pKey);
     char* pHashValue = PL_strdup(pValue);
     PL_HashTableAdd(m_pHash, pHashKey, pHashValue);
     return noErr;
 }

    SKERR GetValue(const char* pKey, char **pValue)
    {
        *pValue = (char *)PL_HashTableLookup(m_pHash, pKey);

        if(*pValue)
        {
            *pValue = PL_strdup(*pValue);
        }
        else
            *pValue = PL_strdup("");

        return noErr;
    }

void ConfigStore::Add(const char *name, const char *value)
{
	if (IsNameDefined(name)) {
          PR_Lock(m_lock);
	  PL_HashTableRemove(m_root->getSet(), name);
	  PL_HashTableAdd(m_root->getSet(), PL_strdup(name), PL_strdup(value));
          PR_Unlock(m_lock);
	} else {
          PR_Lock(m_lock);
	  PL_HashTableAdd(m_root->getSet(), PL_strdup(name), PL_strdup(value));
          PR_Unlock(m_lock);
	}
}

/**
 * Constructs a base class for HttpConnection
 */
TPS_PUBLIC HttpConnection::HttpConnection(const char *id, ConnectionInfo *cinfo, int retries, int timeout,
  bool isSSL, const char *nickname, bool keepAlive, NameValueSet *headers)
{
    m_failoverList = cinfo;
    m_retries = retries;
    m_timeout = timeout;
    m_Id = PL_strdup(id);
    m_isSSL = isSSL;
    m_clientnickname = PL_strdup(nickname);
    m_keepAlive = keepAlive;
    m_headers = headers;
    m_curr = 0;
    m_lock = PR_NewLock();
}

/**
 * Called from PL_HashTableEnumerateEntries
 * A pointer to a PRCList (circular linked list) is passed in. 
 * Once enumeration is complete, the PRCList will contain a lexically
 * ordered list of a copy of the keys in the hash.  
 * The caller needs to free the copies
 */ 
static PRIntn OrderLoop(PLHashEntry *he, PRIntn index, void *arg)
{
    PRCList *qp = (PRCList *)arg;
    OrderedEntry_t *entry;

    if (he != NULL) {
        entry = (OrderedEntry_t *) PR_Malloc(sizeof(OrderedEntry_t));
        entry->key = PL_strdup((char *) he->key);
        if (index ==0) {
            PR_APPEND_LINK((PRCList *)entry, qp);
            return HT_ENUMERATE_NEXT;
        }
        PRCList *head = PR_LIST_HEAD(qp);
        PRCList *next;
        while (head != qp) {
            OrderedEntry_t *current = (OrderedEntry_t *) head;
            if (strcmp((char *) he->key, (char *) current->key) <=0) 
                break;
            next = PR_NEXT_LINK(head);
            head = next;
        }
        PR_INSERT_BEFORE((PRCList*) entry, head);
        return HT_ENUMERATE_NEXT;
    } else {
        return HT_ENUMERATE_STOP;
    }
}

/*
  GetFolderNameWithoutNamespace takes as input a folder name
  in canonical form, and the namespace for the given folder.  It returns an allocated
  string of the folder's path with the namespace string stripped out.  For instance,
  when passed the folder Folders/a/b where the namespace is "Folders/", it will return
  "a/b".  Similarly, if the folder name is "#news/comp/mail/imap" in canonical form,
  with a real delimiter of "." and a namespace of "#news.", it will return "comp/mail/imap".
  The return value is always in canonical form.
*/
char* nsIMAPNamespaceList::GetFolderNameWithoutNamespace(nsIMAPNamespace *namespaceForFolder, const char *canonicalFolderName)
{
    NS_ASSERTION(canonicalFolderName, "null folder name");
#ifdef DEBUG
    NS_ASSERTION(namespaceForFolder || !PL_strcasecmp(canonicalFolderName, "INBOX"), "need namespace or INBOX");
#endif

    char *retFolderName = nullptr;

    if (!PL_strcasecmp(canonicalFolderName, "INBOX"))
        return PL_strdup(canonicalFolderName);

    // convert the canonical path to the online path
    char *convertedFolderName = nsIMAPNamespaceList::AllocateServerFolderName(canonicalFolderName, namespaceForFolder->GetDelimiter());
    if (convertedFolderName)
    {
        char *beginFolderPath = nullptr;
        if (strlen(convertedFolderName) <= strlen(namespaceForFolder->GetPrefix()))
            beginFolderPath = convertedFolderName;
        else
            beginFolderPath = convertedFolderName + strlen(namespaceForFolder->GetPrefix());
        NS_ASSERTION(beginFolderPath, "empty folder path");
        retFolderName = nsIMAPNamespaceList::AllocateCanonicalFolderName(beginFolderPath, namespaceForFolder->GetDelimiter());
        PR_Free(convertedFolderName);
    }

    NS_ASSERTION(retFolderName, "returning null folder name");
    return retFolderName;
}

char *passwdcb(PK11SlotInfo *info, PRBool retry, void *arg)
{
  if (!retry)
    return PL_strdup("test");
  else
    return NULL;
}

ConfigStore::ConfigStore(ConfigStoreRoot* root, const char *subStoreName)
{ 
	m_substore_name = PL_strdup(subStoreName);
	m_root = root;
	root->addref();
        m_lock = PR_NewLock();
}