示例#1
0
std::auto_ptr<FastaSequence> FastaReader::next() {

    bool readingHeader = 1;
    std::auto_ptr<FastaSequence> fs(new FastaSequence());    

    while(true) {
        // check that last read line is valid
        if (line_.size() > 1 && line_[0] != ' ') {
            if (!readingHeader && is_header(line_))
                return fs;
            
            if (readingHeader && is_header(line_)) {
                fs->name_ += line_.substr(1);
            }
            else {
                fs->sequence_ += line_;
                readingHeader = 0;
            }
        }
        
        // can't read further
        if (!getline(file_, line_)) break;
    }

    // if we read something, return it
    // otherwise return NULL
    if (fs->sequence().size() > 0)
        return fs;
    return std::auto_ptr<FastaSequence>(NULL);
}
示例#2
0
AmqpProcessor::Result AmqpProcessor::process_frame(const amqp_frame_t& frame)
{
    Result result;

    if(is_deliver(frame))
    {
        listener_->process_event(Deliver());
        result = delivery_decoded(frame);
    }
    else if(is_header(frame))
    {
        listener_->process_event(Header(body_size(frame)));
        result = properties(frame);
    }
    else if(is_body(frame))
    {
        amqp_bytes_t fragment = get_body_fragment(frame);
        listener_->process_event(Body(fragment.len));

        AmqpListener::Delivery& delivery =
                listener_->get_state<AmqpListener::Delivery&>();

        bool last = delivery.is_flag_active<Delivered>();
        result = std::make_pair(fragment, last);

    }
    else
    {
        std::cout << "unprocessed frame: " <<  frame.frame_type << std::endl;
    }
    return result;
}
示例#3
0
static void
do_copy (FILE * out, const char *basedir, const char *file)
{

/* copy a source file suppressing the boiler-plate and headers */
    char input[1024];
    char row[256];
    char *p = row;
    int c;
    int boiler_plate = 0;
    int boiler_plate_found = 0;
    FILE *in;
    strcpy (input, PREFIX);
    strcat (input, basedir);
    strcat (input, file);
    in = fopen (input, "r");
    if (!in)
      {
	  fprintf (stderr, "Error opening %s\n", input);
	  return;
      }
    do_note (out, file, 0);
    while ((c = getc (in)) != EOF)
      {
	  *p++ = c;
	  if (c == '\n')
	    {
		*p = '\0';
		p = row;
		if (!boiler_plate_found && strlen (row) >= 2
		    && strncmp (row, "/*", 2) == 0)
		  {
		      boiler_plate_found = 1;
		      boiler_plate = 1;
		      continue;
		  }
		if (boiler_plate)
		  {
		      if (strlen (row) >= 2 && strncmp (row, "*/", 2) == 0)
			  boiler_plate = 0;
		      continue;
		  }
		if (is_header (row))
		  {
		      const char *auto_path = check_autogenerated_path (row);
		      row[strlen (row) - 1] = '\0';
		      fprintf (out, "/* %s */\n", row);
		      if (auto_path != NULL)
			  do_copy_plain (out, auto_path);
		      continue;
		  }
		fprintf (out, "%s", row);
	    }
      }
    fclose (in);
    do_note (out, file, 1);
}
示例#4
0
 //! <b>Requires</b>: node is a tree node but not the header.
 //! 
 //! <b>Effects</b>: Unlinks the node and rebalances the tree.
 //! 
 //! <b>Complexity</b>: Average complexity is constant time.
 //! 
 //! <b>Throws</b>: Nothing.
 static void unlink(node_ptr node)
 {
    node_ptr x = NodeTraits::get_parent(node);
    if(x){
       while(!is_header(x))
          x = NodeTraits::get_parent(x);
       tree_algorithms::erase(x, node);
    }
 }
示例#5
0
void
po_message_check_all (po_message_t message, po_message_iterator_t iterator,
		      po_xerror_handler_t handler)
{
  message_ty *mp = (message_ty *) message;

  /* Establish error handler.  */
  po_xerror =
    (void (*) (int, const message_ty *, const char *, size_t, size_t, int, const char *))
    handler->xerror;
  po_xerror2 =
    (void (*) (int, const message_ty *, const char *, size_t, size_t, int, const char *, const message_ty *, const char *, size_t, size_t, int, const char *))
    handler->xerror2;

  /* For plural checking, combine the message and its header into a small,
     two-element message list.  */
  {
    message_ty *header;

    /* Find the header.  */
    {
      message_list_ty *mlp;
      size_t j;

      header = NULL;
      mlp =
	msgdomain_list_sublist (iterator->file->mdlp, iterator->domain, false);
      if (mlp != NULL)
	for (j = 0; j < mlp->nitems; j++)
	  if (is_header (mlp->item[j]) && !mlp->item[j]->obsolete)
	    {
	      header = mlp->item[j];
	      break;
	    }
    }

    {
      message_ty *items[2];
      struct message_list_ty ml;
      ml.item = items;
      ml.nitems = 0;
      ml.nitems_max = 2;
      ml.use_hashtable = false;

      if (header != NULL)
	message_list_append (&ml, header);
      if (mp != header)
	message_list_append (&ml, mp);

      check_message_list (&ml, 1, 1, 1, 0, 0, 0);
    }
  }

  /* Restore error handler.  */
  po_xerror  = textmode_xerror;
  po_xerror2 = textmode_xerror2;
}
示例#6
0
/*
 * print_tagged_memory will print contents of given memory area and
 * display it as if it was tagged Erlang terms (which it hopefully
 * is).  This function knows about forwarding pointers to be able to
 * print a heap during garbage collection. erts_printf("%T",val)
 * do not know about forwarding pointers though, so it will still
 * crash if they are encoutered...
 */
void print_tagged_memory(Eterm *pos, Eterm *end)
{
    erts_printf("+-%s-+-%s-+\n",dashes,dashes);
    erts_printf("| 0x%0*lx - 0x%0*lx |\n",
                PTR_SIZE,(unsigned long)pos,
                PTR_SIZE,(unsigned long)(end - 1));
    erts_printf("| %-*s   | %-*s   |\n",PTR_SIZE,"Address",PTR_SIZE,"Contents");
    erts_printf("|-%s-|-%s-|\n",dashes,dashes);
    while( pos < end ) {
	Eterm val = pos[0];
	erts_printf("| 0x%0*lx | 0x%0*lx | ",
                    PTR_SIZE,(unsigned long)pos, PTR_SIZE,(unsigned long)val);
	++pos;
        if( is_arity_value(val) ) {
	    erts_printf("Arity(%lu)", arityval(val));
	} else if( is_thing(val) ) {
	    unsigned int ari = thing_arityval(val);
	    erts_printf("Thing Arity(%u) Tag(%lu)", ari, thing_subtag(val));
	    while( ari ) {
		erts_printf("\n| 0x%0*lx | 0x%0*lx | THING",
                            PTR_SIZE, (unsigned long)pos,
                            PTR_SIZE, (unsigned long)*pos);
		++pos;
		--ari;
	    }
	} else {
            switch (primary_tag(val)) {
            case TAG_PRIMARY_BOXED:
                if (!is_header(*boxed_val(val))) {
                    erts_printf("Moved -> 0x%0*lx\n",PTR_SIZE,
                                (unsigned long)*boxed_val(val));
                    continue;
                }
                break;

            case TAG_PRIMARY_LIST:
                if (is_non_value(*list_val(val))) {
                    erts_printf("Moved -> 0x%0*lx\n",PTR_SIZE,
                                (unsigned long)*(list_val(val) + 1));
                    continue;
                }
                break;
            }
            erts_printf("%.30T", val);
        }
	erts_printf("\n");
    }
    erts_printf("+-%s-+-%s-+\n",dashes,dashes);
}
示例#7
0
文件: scmio.c 项目: rlk/scmtiff
bool scm_read_header(scm *s, header *h)
{
    assert(s);
    assert(h);

    if (scm_read(s, h, sizeof (header), 0))
    {
        if (is_header(h))
        {
            return true;
        }
        else apperr("%s is not an SCM TIFF", s->name);
    }
    return false;
}
示例#8
0
文件: copy.c 项目: Enouk/iErl14
static void
move_one_frag(Eterm** hpp, Eterm* src, Uint src_sz, ErlOffHeap* off_heap)
{
    union {
	Uint *up;
	ProcBin *pbp;
	ErlFunThing *efp;
	ExternalThing *etp;
    } ohe;
    Eterm* ptr = src;
    Eterm* end = ptr + src_sz;
    Eterm dummy_ref;
    Eterm* hp = *hpp;

    while (ptr != end) {
	Eterm val;
	ASSERT(ptr < end);
	val = *ptr;
	ASSERT(val != ERTS_HOLE_MARKER);
	if (is_header(val)) {
	    ASSERT(ptr + header_arity(val) < end);
	    ohe.up = hp;
	    MOVE_BOXED(ptr, val, hp, &dummy_ref);	    
	    switch (val & _HEADER_SUBTAG_MASK) {
	    case REFC_BINARY_SUBTAG:
		ohe.pbp->next = off_heap->mso;
		off_heap->mso = ohe.pbp;
		break;
	    case FUN_SUBTAG:
		ohe.efp->next = off_heap->funs;
		off_heap->funs = ohe.efp;
		break;
	    case EXTERNAL_PID_SUBTAG:
	    case EXTERNAL_PORT_SUBTAG:
	    case EXTERNAL_REF_SUBTAG:
		ohe.etp->next = off_heap->externals;
		off_heap->externals = ohe.etp;
		break;
	    }
	}
	else { /* must be a cons cell */
	    ASSERT(ptr+1 < end);
	    MOVE_CONS(ptr, val, hp, &dummy_ref);
	    ptr += 2;
	}
    }
    *hpp = hp;
}
示例#9
0
DELIVERED_HDR_INFO *delivered_hdr_init(VSTREAM *fp, off_t offset, int flags)
{
    char   *cp;
    DELIVERED_HDR_INFO *info;
    const HEADER_OPTS *hdr;

    /*
     * Sanity check.
     */
    info = (DELIVERED_HDR_INFO *) mymalloc(sizeof(*info));
    info->flags = flags;
    info->buf = vstring_alloc(10);
    info->table = htable_create(0);

    if (vstream_fseek(fp, offset, SEEK_SET) < 0)
	msg_fatal("seek queue file %s: %m", VSTREAM_PATH(fp));

    /*
     * XXX Assume that mail_copy() produces delivered-to headers that fit in
     * a REC_TYPE_NORM record. Lowercase the delivered-to addresses for
     * consistency.
     * 
     * XXX Don't get bogged down by gazillions of delivered-to headers.
     */
#define DELIVERED_HDR_LIMIT	1000

    while (rec_get(fp, info->buf, 0) == REC_TYPE_NORM
	   && info->table->used < DELIVERED_HDR_LIMIT) {
	if (is_header(STR(info->buf))) {
	    if ((hdr = header_opts_find(STR(info->buf))) != 0
		&& hdr->type == HDR_DELIVERED_TO) {
		cp = STR(info->buf) + strlen(hdr->name) + 1;
		while (ISSPACE(*cp))
		    cp++;
		if (info->flags & FOLD_ADDR_ALL)
		    fold_addr(cp, info->flags);
		if (msg_verbose)
		    msg_info("delivered_hdr_init: %s", cp);
		htable_enter(info->table, cp, (char *) 0);
	    }
	} else if (ISSPACE(STR(info->buf)[0])) {
	    continue;
	} else {
	    break;
	}
    }
    return (info);
}
gboolean
gtk_source_completion_model_iter_is_header (GtkSourceCompletionModel *model,
                                            GtkTreeIter              *iter)
{
	GList *proposal_node;
	ProposalInfo *proposal_info;

	g_return_val_if_fail (GTK_SOURCE_IS_COMPLETION_MODEL (model), FALSE);
	g_return_val_if_fail (iter != NULL, FALSE);
	g_return_val_if_fail (iter->user_data != NULL, FALSE);

	proposal_node = iter->user_data;
	proposal_info = proposal_node->data;

	return is_header (proposal_info);
}
示例#11
0
static void bounce_template_parse_buffer(BOUNCE_TEMPLATE *tp)
{
    char   *tval = tp->buffer;
    char   *cp;
    char  **cpp;
    int     cpp_len;
    int     cpp_used;
    int     hlen;
    char   *hval;

    /*
     * Sanity check.
     */
    if ((tp->flags & BOUNCE_TMPL_FLAG_NEW_BUFFER) == 0)
	msg_panic("bounce_template_parse_buffer: nothing to do here");
    tp->flags &= ~BOUNCE_TMPL_FLAG_NEW_BUFFER;

    /*
     * Discard the unusable template and use the default one instead.
     */
#define CLEANUP_AND_RETURN() do { \
	bounce_template_reset(tp); \
	return; \
    } while (0)

    /*
     * Parse pseudo-header labels and values.
     */
#define GETLINE(line, buf) \
        (((line) = (buf)) != 0 ? ((buf) = split_at((buf), '\n'), (line)) : 0)

    while ((GETLINE(cp, tval)) != 0 && (hlen = is_header(cp)) > 0) {
	for (hval = cp + hlen; *hval && (*hval == ':' || ISSPACE(*hval)); hval++)
	    *hval = 0;
	if (*hval == 0) {
	    msg_warn("%s: empty \"%s\" header value in %s template "
		     "-- ignoring this template",
		     tp->origin, cp, tp->class);
	    CLEANUP_AND_RETURN();
	}
	if (!allascii(hval)) {
	    msg_warn("%s: non-ASCII \"%s\" header value in %s template "
		     "-- ignoring this template",
		     tp->origin, cp, tp->class);
	    CLEANUP_AND_RETURN();
	}
 //! <b>Requires</b>: 'node' is a node from the tree except the leftmost node.
 //!
 //! <b>Effects</b>: Returns the previous node of the tree.
 //!
 //! <b>Complexity</b>: Average constant time.
 //!
 //! <b>Throws</b>: Nothing.
 static node_ptr prev_node(const node_ptr & node)
 {
    if(is_header(node)){
       //return NodeTraits::get_right(node);
       return maximum(NodeTraits::get_parent(node));
    }
    else if(NodeTraits::get_left(node)){
       return maximum(NodeTraits::get_left(node));
    }
    else {
       node_ptr p(node);
       node_ptr x = NodeTraits::get_parent(p);
       while(p == NodeTraits::get_left(x)){
          p = x;
          x = NodeTraits::get_parent(x);
       }
       return x;
    }
 }
/* Remove the header, and emit the "row-deleted" signal. */
static void
hide_header (GtkSourceCompletionModel *model,
	     GList                    *provider_node)
{
	ProviderInfo *provider_info = provider_node->data;
	ProposalInfo *proposal_info = g_queue_pop_head (provider_info->proposals);

	g_assert (provider_info->proposals->length > 0);
	g_assert (is_header (proposal_info));

	proposal_info_free (proposal_info);

	if (provider_info->visible)
	{
		GtkTreePath *path = get_proposal_path (model, provider_info->proposals->head);
		gtk_tree_model_row_deleted (GTK_TREE_MODEL (model), path);
		gtk_tree_path_free (path);
	}
}
示例#14
0
const char *
po_file_domain_header (po_file_t file, const char *domain)
{
  message_list_ty *mlp;
  size_t j;

  if (domain == NULL)
    domain = MESSAGE_DOMAIN_DEFAULT;
  mlp = msgdomain_list_sublist (file->mdlp, domain, false);
  if (mlp != NULL)
    for (j = 0; j < mlp->nitems; j++)
      if (is_header (mlp->item[j]) && !mlp->item[j]->obsolete)
	{
	  const char *header = mlp->item[j]->msgstr;

	  if (header != NULL)
	    return xstrdup (header);
	  else
	    return NULL;
	}
  return NULL;
}
示例#15
0
文件: copy.c 项目: Airon2014/otp
static void
move_one_frag(Eterm** hpp, Eterm* src, Uint src_sz, ErlOffHeap* off_heap)
{
    Eterm* ptr = src;
    Eterm* end = ptr + src_sz;
    Eterm dummy_ref;
    Eterm* hp = *hpp;

    while (ptr != end) {
	Eterm val;
	ASSERT(ptr < end);
	val = *ptr;
	ASSERT(val != ERTS_HOLE_MARKER);
	if (is_header(val)) {
	    struct erl_off_heap_header* hdr = (struct erl_off_heap_header*)hp;
	    ASSERT(ptr + header_arity(val) < end);
	    MOVE_BOXED(ptr, val, hp, &dummy_ref);	    
	    switch (val & _HEADER_SUBTAG_MASK) {
	    case REFC_BINARY_SUBTAG:
	    case FUN_SUBTAG:
	    case EXTERNAL_PID_SUBTAG:
	    case EXTERNAL_PORT_SUBTAG:
	    case EXTERNAL_REF_SUBTAG:
		hdr->next = off_heap->first;
		off_heap->first = hdr;
		break;
	    }
	}
	else { /* must be a cons cell */
	    ASSERT(ptr+1 < end);
	    MOVE_CONS(ptr, val, hp, &dummy_ref);
	    ptr += 2;
	}
    }
    *hpp = hp;
}
示例#16
0
文件: initrd.c 项目: 25matt12/nos
static uint32_t _initrd_read(struct fs_node *node, uint32_t offset,
                             uint32_t size, uint8_t *buffer)
{
	struct initrd_file_header header = file_headers[node->inode];
	uint32_t read_length = size;

	assert(is_header(&header));

	if (offset > header.size) {
		/* Invalid read (out of bounds) */
		initrd_debug("initrd: invalid offset of %h in node size %h\n",
			     offset, size);
		return 0;
	}

	if (offset + size > header.size) {
		/* Reduce read size as necessary to prevent overshoot. */
		read_length = header.size - offset;
	}

	memcpy(buffer, (uint8_t *)(header.offset + offset), read_length);

	return read_length;
}
示例#17
0
文件: alm_debug.c 项目: garazdawi/alm
uint64_t alm_dump_heap_item(ATERM t, int stack) {
  
  if (is_num(t))
      printf("%18.1lf ", num_val(t));
    else if (is_nil(t))
      printf("               [] ");
    else if (is_cons(t)) {
      printf("<cons/0x%.3llX> ", (uint64_t)cons_ptr(t));
    } else if (is_boxed(t)) {
      ATERM *box = boxed_ptr(t);
      if (is_atom(*box))
	printf("<atom/0x%.3llX> ", (uint64_t)box);
    } else if (is_header(t)) {
      if (stack) 
	printf("<fram/0x%.3llX> ",(uint64_t)frame_val(t));
      else if (is_atom(t)) {
	printf("<atom/0x%.3llX> ",boxed_arity(t));
	return boxed_arity(t)+1;
      } else 
	printf("<frwd/0x%.3llX> ",(uint64_t)frame_val(t));
    }

  return 1;
}
示例#18
0
dogen::formatters::artefact stitch_formatter::
format(const artefact_formatter_interface& stock_formatter, const context& ctx,
    const yarn::element& e) const {
    const auto al(stock_formatter.archetype_location());
    const auto needs_guard(is_header(stock_formatter.inclusion_support_type()));
    const auto id(e.name().id());

    assistant a(ctx, al, needs_guard, id);
    const auto& fp(a.artefact_properties().file_path());
    auto stitch_template(fp);
    stitch_template.replace_extension(stitch_extension);

    /*
     * If the template does not yet exist, we should just create an
     * empty artefact.
     *
     * This scenario happens when creating a new model or when adding
     * a new artefact formatter for the first time.
     */
    if (!boost::filesystem::exists(stitch_template)) {
        BOOST_LOG_SEV(lg, debug) << "Stitch template not found: "
                                 << fp.generic_string();

        dogen::formatters::artefact r;
        r.overwrite(a.artefact_properties().overwrite());
        return r;
    }

    /*
     * Since the template exists, we can instantiate it.
     */
    auto r(instantiator_.instantiate(stitch_template));
    r.overwrite(a.artefact_properties().overwrite());
    r.dependencies().push_back(stitch_template);
    return r;
}
bool
message_equal (const message_ty *mp1, const message_ty *mp2,
               bool ignore_potcdate)
{
  size_t i, i1, i2;

  if (!(mp1->msgctxt != NULL
        ? mp2->msgctxt != NULL && strcmp (mp1->msgctxt, mp2->msgctxt) == 0
        : mp2->msgctxt == NULL))
    return false;

  if (strcmp (mp1->msgid, mp2->msgid) != 0)
    return false;

  if (!(mp1->msgid_plural != NULL
        ? mp2->msgid_plural != NULL
          && strcmp (mp1->msgid_plural, mp2->msgid_plural) == 0
        : mp2->msgid_plural == NULL))
    return false;

  if (is_header (mp1) && ignore_potcdate
      ? !msgstr_equal_ignoring_potcdate (mp1->msgstr, mp1->msgstr_len,
                                         mp2->msgstr, mp2->msgstr_len)
      : !msgstr_equal (mp1->msgstr, mp1->msgstr_len,
                       mp2->msgstr, mp2->msgstr_len))
    return false;

  if (!pos_equal (&mp1->pos, &mp2->pos))
    return false;

  if (!string_list_equal (mp1->comment, mp2->comment))
    return false;

  if (!string_list_equal (mp1->comment_dot, mp2->comment_dot))
    return false;

  i1 = mp1->filepos_count;
  i2 = mp2->filepos_count;
  if (i1 != i2)
    return false;
  for (i = 0; i < i1; i++)
    if (!pos_equal (&mp1->filepos[i], &mp2->filepos[i]))
      return false;

  if (mp1->is_fuzzy != mp2->is_fuzzy)
    return false;

  for (i = 0; i < NFORMATS; i++)
    if (mp1->is_format[i] != mp2->is_format[i])
      return false;

  if (!(mp1->range.min == mp2->range.min && mp1->range.max == mp2->range.max))
    return false;

  if (!(mp1->prev_msgctxt != NULL
        ? mp2->prev_msgctxt != NULL
          && strcmp (mp1->prev_msgctxt, mp2->prev_msgctxt) == 0
        : mp2->prev_msgctxt == NULL))
    return false;

  if (!(mp1->prev_msgid != NULL
        ? mp2->prev_msgid != NULL
          && strcmp (mp1->prev_msgid, mp2->prev_msgid) == 0
        : mp2->prev_msgid == NULL))
    return false;

  if (!(mp1->prev_msgid_plural != NULL
        ? mp2->prev_msgid_plural != NULL
          && strcmp (mp1->prev_msgid_plural, mp2->prev_msgid_plural) == 0
        : mp2->prev_msgid_plural == NULL))
    return false;

  if (mp1->obsolete != mp2->obsolete)
    return false;

  return true;
}
示例#20
0
文件: copy.c 项目: Enouk/iErl14
Uint
size_object(Eterm obj)
{
    Uint sum = 0;
    Eterm* ptr;
    int arity;

    DECLARE_ESTACK(s);
    for (;;) {
	switch (primary_tag(obj)) {
	case TAG_PRIMARY_LIST:
	    sum += 2;
	    ptr = list_val(obj);
	    obj = *ptr++;
	    if (!IS_CONST(obj)) {
		ESTACK_PUSH(s, obj);
	    }	    
	    obj = *ptr;
	    break;
	case TAG_PRIMARY_BOXED:
	    {
		Eterm hdr = *boxed_val(obj);
		ASSERT(is_header(hdr));
		switch (hdr & _TAG_HEADER_MASK) {
		case ARITYVAL_SUBTAG:
		    ptr = tuple_val(obj);
		    arity = header_arity(hdr);
		    sum += arity + 1;
		    if (arity == 0) { /* Empty tuple -- unusual. */
			goto pop_next;
		    }
		    while (arity-- > 1) {
			obj = *++ptr;
			if (!IS_CONST(obj)) {
			    ESTACK_PUSH(s, obj);
			}
		    }
		    obj = *++ptr;
		    break;
		case FUN_SUBTAG:
		    {
			Eterm* bptr = fun_val(obj);
			ErlFunThing* funp = (ErlFunThing *) bptr;
			unsigned eterms = 1 /* creator */ + funp->num_free;
			unsigned sz = thing_arityval(hdr);
			sum += 1 /* header */ + sz + eterms;
			bptr += 1 /* header */ + sz;
			while (eterms-- > 1) {
			  obj = *bptr++;
			  if (!IS_CONST(obj)) {
			    ESTACK_PUSH(s, obj);
			  }
			}
			obj = *bptr;
			break;
		    }
		case SUB_BINARY_SUBTAG:
		    {
			Eterm real_bin;
			Uint offset; /* Not used. */
			Uint bitsize;
			Uint bitoffs;
			Uint extra_bytes;
			Eterm hdr;
			ERTS_GET_REAL_BIN(obj, real_bin, offset, bitoffs, bitsize);
			if ((bitsize + bitoffs) > 8) {
			    sum += ERL_SUB_BIN_SIZE;
			    extra_bytes = 2;
			} else if ((bitsize + bitoffs) > 0) {
			    sum += ERL_SUB_BIN_SIZE;
			    extra_bytes = 1;
			} else {
			    extra_bytes = 0;
			}
			hdr = *binary_val(real_bin);
			if (thing_subtag(hdr) == REFC_BINARY_SUBTAG) {
			    sum += PROC_BIN_SIZE;
			} else {
			    sum += heap_bin_size(binary_size(obj)+extra_bytes);
			}
			goto pop_next;
		    }
		    break;
		case BIN_MATCHSTATE_SUBTAG:
		    erl_exit(ERTS_ABORT_EXIT,
			     "size_object: matchstate term not allowed");
		default:
		    sum += thing_arityval(hdr) + 1;
		    goto pop_next;
		}
	    }
	    break;
	case TAG_PRIMARY_IMMED1:
	pop_next:
	    if (ESTACK_ISEMPTY(s)) {
		DESTROY_ESTACK(s);
		return sum;
	    }
	    obj = ESTACK_POP(s);
	    break;
	default:
	    erl_exit(ERTS_ABORT_EXIT, "size_object: bad tag for %#x\n", obj);
	}
    }
}
示例#21
0
文件: copy.c 项目: 0x00evil/otp
Uint size_object(Eterm obj)
#endif
{
    Uint sum = 0;
    Eterm* ptr;
    int arity;

    DECLARE_ESTACK(s);
    for (;;) {
	switch (primary_tag(obj)) {
	case TAG_PRIMARY_LIST:
	    sum += 2;
	    ptr = list_val_rel(obj,base);
	    obj = *ptr++;
	    if (!IS_CONST(obj)) {
		ESTACK_PUSH(s, obj);
	    }	    
	    obj = *ptr;
	    break;
	case TAG_PRIMARY_BOXED:
	    {
		Eterm hdr = *boxed_val_rel(obj,base);
		ASSERT(is_header(hdr));
		switch (hdr & _TAG_HEADER_MASK) {
		case ARITYVAL_SUBTAG:
		    ptr = tuple_val_rel(obj,base);
		    arity = header_arity(hdr);
		    sum += arity + 1;
		    if (arity == 0) { /* Empty tuple -- unusual. */
			goto pop_next;
		    }
		    while (arity-- > 1) {
			obj = *++ptr;
			if (!IS_CONST(obj)) {
			    ESTACK_PUSH(s, obj);
			}
		    }
		    obj = *++ptr;
		    break;
		case FUN_SUBTAG:
		    {
			Eterm* bptr = fun_val_rel(obj,base);
			ErlFunThing* funp = (ErlFunThing *) bptr;
			unsigned eterms = 1 /* creator */ + funp->num_free;
			unsigned sz = thing_arityval(hdr);
			sum += 1 /* header */ + sz + eterms;
			bptr += 1 /* header */ + sz;
			while (eterms-- > 1) {
			  obj = *bptr++;
			  if (!IS_CONST(obj)) {
			    ESTACK_PUSH(s, obj);
			  }
			}
			obj = *bptr;
			break;
		    }
		case MAP_SUBTAG:
		    switch (MAP_HEADER_TYPE(hdr)) {
			case MAP_HEADER_TAG_FLATMAP_HEAD :
                            {
                                Uint n;
                                flatmap_t *mp;
                                mp  = (flatmap_t*)flatmap_val_rel(obj,base);
                                ptr = (Eterm *)mp;
                                n   = flatmap_get_size(mp) + 1;
                                sum += n + 2;
                                ptr += 2; /* hdr + size words */
                                while (n--) {
                                    obj = *ptr++;
                                    if (!IS_CONST(obj)) {
                                        ESTACK_PUSH(s, obj);
                                    }
                                }
                                goto pop_next;
                            }
			case MAP_HEADER_TAG_HAMT_HEAD_BITMAP :
			case MAP_HEADER_TAG_HAMT_HEAD_ARRAY :
			case MAP_HEADER_TAG_HAMT_NODE_BITMAP :
			    {
				Eterm *head;
				Uint sz;
				head  = hashmap_val_rel(obj, base);
				sz    = hashmap_bitcount(MAP_HEADER_VAL(hdr));
				sum  += 1 + sz + header_arity(hdr);
				head += 1 + header_arity(hdr);

				if (sz == 0) {
				    goto pop_next;
				}
				while(sz-- > 1) {
				    obj = head[sz];
				    if (!IS_CONST(obj)) {
					ESTACK_PUSH(s, obj);
				    }
				}
				obj = head[0];
			    }
			    break;
			default:
			    erl_exit(ERTS_ABORT_EXIT, "size_object: bad hashmap type %d\n", MAP_HEADER_TYPE(hdr));
		    }
		    break;
		case SUB_BINARY_SUBTAG:
		    {
			Eterm real_bin;
			ERTS_DECLARE_DUMMY(Uint offset); /* Not used. */
			Uint bitsize;
			Uint bitoffs;
			Uint extra_bytes;
			Eterm hdr;
			ERTS_GET_REAL_BIN_REL(obj, real_bin, offset, bitoffs, bitsize, base);
			if ((bitsize + bitoffs) > 8) {
			    sum += ERL_SUB_BIN_SIZE;
			    extra_bytes = 2;
			} else if ((bitsize + bitoffs) > 0) {
			    sum += ERL_SUB_BIN_SIZE;
			    extra_bytes = 1;
			} else {
			    extra_bytes = 0;
			}
			hdr = *binary_val_rel(real_bin,base);
			if (thing_subtag(hdr) == REFC_BINARY_SUBTAG) {
			    sum += PROC_BIN_SIZE;
			} else {
			    sum += heap_bin_size(binary_size_rel(obj,base)+extra_bytes);
			}
			goto pop_next;
		    }
		    break;
                case BIN_MATCHSTATE_SUBTAG:
		    erl_exit(ERTS_ABORT_EXIT,
			     "size_object: matchstate term not allowed");
		default:
		    sum += thing_arityval(hdr) + 1;
		    goto pop_next;
		}
	    }
	    break;
	case TAG_PRIMARY_IMMED1:
	pop_next:
	    if (ESTACK_ISEMPTY(s)) {
		DESTROY_ESTACK(s);
		return sum;
	    }
	    obj = ESTACK_POP(s);
	    break;
	default:
	    erl_exit(ERTS_ABORT_EXIT, "size_object: bad tag for %#x\n", obj);
	}
    }
}
示例#22
0
static char *hbc_action(void *context, HBC_CALL_BACKS *cb,
			        const char *map_class, const char *where,
			        const char *cmd, const char *line,
			        ssize_t line_len, off_t offset)
{
    const char *cmd_args = cmd + strcspn(cmd, " \t");
    int     cmd_len = cmd_args - cmd;
    char   *ret;

    /*
     * XXX We don't use a hash table for action lookup. Mail rarely triggers
     * an action, and mail that triggers multiple actions is even rarer.
     * Setting up the hash table costs more than we would gain from using it.
     */
    while (*cmd_args && ISSPACE(*cmd_args))
	cmd_args++;

#define STREQUAL(x,y,l) (strncasecmp((x), (y), (l)) == 0 && (y)[l] == 0)

    if (cb->extend
	&& (ret = cb->extend(context, cmd, cmd_len, cmd_args, where, line,
			     line_len, offset)) != HBC_CHECKS_STAT_UNKNOWN)
	return (ret);

    if (STREQUAL(cmd, "WARN", cmd_len)) {
	cb->logger(context, "warning", where, line, cmd_args);
	return ((char *) line);
    }
    if (STREQUAL(cmd, "INFO", cmd_len)) {
	cb->logger(context, "info", where, line, cmd_args);
	return ((char *) line);
    }
    if (STREQUAL(cmd, "REPLACE", cmd_len)) {
	if (*cmd_args == 0) {
	    msg_warn("REPLACE action without text in %s map", map_class);
	    return ((char *) line);
	} else if (strcmp(where, HBC_CTXT_HEADER) == 0
		   && !is_header(cmd_args)) {
	    msg_warn("bad REPLACE header text \"%s\" in %s map -- "
		   "need \"headername: headervalue\"", cmd_args, map_class);
	    return ((char *) line);
	} else {
	    cb->logger(context, "replace", where, line, cmd_args);
	    return (mystrdup(cmd_args));
	}
    }
    if (cb->prepend && STREQUAL(cmd, "PREPEND", cmd_len)) {
	if (*cmd_args == 0) {
	    msg_warn("PREPEND action without text in %s map", map_class);
	} else if (strcmp(where, HBC_CTXT_HEADER) == 0
		   && !is_header(cmd_args)) {
	    msg_warn("bad PREPEND header text \"%s\" in %s map -- "
		   "need \"headername: headervalue\"", cmd_args, map_class);
	} else {
	    cb->logger(context, "prepend", where, line, cmd_args);
	    cb->prepend(context, REC_TYPE_NORM, cmd_args, strlen(cmd_args), offset);
	}
	return ((char *) line);
    }
    /* Allow and ignore optional text after the action. */

    if (STREQUAL(cmd, "IGNORE", cmd_len))
	/* XXX Not logged for compatibility with cleanup(8). */
	return (HBC_CHECKS_STAT_IGNORE);

    if (STREQUAL(cmd, "DUNNO", cmd_len)		/* preferred */
	||STREQUAL(cmd, "OK", cmd_len))		/* compatibility */
	return ((char *) line);

    msg_warn("unsupported command in %s map: %s", map_class, cmd);
    return ((char *) line);
}
static void
tree_model_get_value (GtkTreeModel *tree_model,
		      GtkTreeIter  *iter,
		      gint          column,
		      GValue       *value)
{
	GList *proposal_node;
	ProposalInfo *proposal_info;
	ProviderInfo *provider_info;
	GtkSourceCompletionProposal *completion_proposal;
	GtkSourceCompletionProvider *completion_provider;

	g_return_if_fail (GTK_SOURCE_IS_COMPLETION_MODEL (tree_model));
	g_return_if_fail (iter != NULL);
	g_return_if_fail (iter->user_data != NULL);
	g_return_if_fail (0 <= column && column < GTK_SOURCE_COMPLETION_MODEL_N_COLUMNS);

	proposal_node = iter->user_data;
	proposal_info = proposal_node->data;
	provider_info = proposal_info->provider_node->data;
	completion_proposal = proposal_info->completion_proposal;
	completion_provider = provider_info->completion_provider;

	g_value_init (value, GTK_SOURCE_COMPLETION_MODEL (tree_model)->priv->column_types[column]);

	switch (column)
	{
		case GTK_SOURCE_COMPLETION_MODEL_COLUMN_PROVIDER:
			g_value_set_object (value, completion_provider);
			break;

		case GTK_SOURCE_COMPLETION_MODEL_COLUMN_PROPOSAL:
			g_value_set_object (value, completion_proposal);
			break;

		case GTK_SOURCE_COMPLETION_MODEL_COLUMN_MARKUP:
			if (is_header (proposal_info))
			{
				gchar *name = gtk_source_completion_provider_get_name (completion_provider);

				if (name != NULL)
				{
					gchar *escaped = g_markup_escape_text (name, -1);
					gchar *markup = g_strdup_printf ("<b>%s</b>", escaped);
					g_value_take_string (value, markup);

					g_free (name);
					g_free (escaped);
				}
				else
				{
					gchar *markup = g_strdup_printf ("<b>%s</b>", _("Provider"));
					g_value_take_string (value, markup);
				}
			}
			else
			{
				gchar *markup = gtk_source_completion_proposal_get_markup (completion_proposal);

				if (markup == NULL)
				{
					gchar *label = gtk_source_completion_proposal_get_label (completion_proposal);
					markup = g_markup_escape_text (label != NULL ? label : "", -1);
					g_free (label);
				}

				g_value_take_string (value, markup);
			}
			break;

		case GTK_SOURCE_COMPLETION_MODEL_COLUMN_ICON:
			if (is_header (proposal_info))
			{
				GdkPixbuf *icon = gtk_source_completion_provider_get_icon (completion_provider);
				g_value_set_object (value, (gpointer)icon);
			}
			else
			{
				GdkPixbuf *icon = gtk_source_completion_proposal_get_icon (completion_proposal);
				g_value_set_object (value, (gpointer)icon);
			}
			break;

		case GTK_SOURCE_COMPLETION_MODEL_COLUMN_ICON_NAME:
			if (is_header (proposal_info))
			{
				const gchar *icon_name = gtk_source_completion_provider_get_icon_name (completion_provider);
				g_value_set_string (value, (gpointer)icon_name);
			}
			else
			{
				const gchar *icon_name = gtk_source_completion_proposal_get_icon_name (completion_proposal);
				g_value_set_string (value, (gpointer)icon_name);
			}
			break;

		case GTK_SOURCE_COMPLETION_MODEL_COLUMN_GICON:
			if (is_header (proposal_info))
			{
				GIcon *icon = gtk_source_completion_provider_get_gicon (completion_provider);
				g_value_set_object (value, (gpointer)icon);
			}
			else
			{
				GIcon *icon = gtk_source_completion_proposal_get_gicon (completion_proposal);
				g_value_set_object (value, (gpointer)icon);
			}
			break;

		case GTK_SOURCE_COMPLETION_MODEL_COLUMN_IS_HEADER:
			g_value_set_boolean (value, is_header (proposal_info));
			break;

		default:
			g_assert_not_reached ();
	}
}
示例#24
0
static void postcat(VSTREAM *fp, VSTRING *buffer, int flags)
{
    int     prev_type = 0;
    int     rec_type;
    struct timeval tv;
    time_t  time;
    int     ch;
    off_t   offset;
    const char *error_text;
    char   *attr_name;
    char   *attr_value;
    int     rec_flags = (msg_verbose ? REC_FLAG_NONE : REC_FLAG_DEFAULT);
    int     state;			/* state machine, input type */
    int     do_print;			/* state machine, output control */
    long    data_offset;		/* state machine, read optimization */
    long    data_size;			/* state machine, read optimization */

#define TEXT_RECORD(rec_type) \
	    (rec_type == REC_TYPE_CONT || rec_type == REC_TYPE_NORM)

    /*
     * See if this is a plausible file.
     */
    if ((ch = VSTREAM_GETC(fp)) != VSTREAM_EOF) {
	if (!strchr(REC_TYPE_ENVELOPE, ch)) {
	    msg_warn("%s: input is not a valid queue file", VSTREAM_PATH(fp));
	    return;
	}
	vstream_ungetc(fp, ch);
    }

    /*
     * Other preliminaries.
     */
    if (flags & PC_FLAG_PRINT_ENV)
	vstream_printf("*** ENVELOPE RECORDS %s ***\n",
		       VSTREAM_PATH(fp));
    state = PC_STATE_ENV;
    do_print = (flags & PC_FLAG_PRINT_ENV);
    data_offset = data_size = -1;

    /*
     * Now look at the rest.
     */
    for (;;) {
	if (flags & PC_FLAG_PRINT_OFFSET)
	    offset = vstream_ftell(fp);
	rec_type = rec_get_raw(fp, buffer, 0, rec_flags);
	if (rec_type == REC_TYPE_ERROR)
	    msg_fatal("record read error");
	if (rec_type == REC_TYPE_EOF)
	    break;

	/*
	 * First inspect records that have side effects on the (envelope,
	 * header, body) state machine or on the record reading order.
	 * 
	 * XXX Comments marked "Optimization:" identify subtle code that will
	 * likely need to be revised when the queue file organization is
	 * changed.
	 */
#define PRINT_MARKER(flags, fp, offset, type, text) do { \
    if ((flags) & PC_FLAG_PRINT_OFFSET) \
	vstream_printf("%9lu ", (unsigned long) (offset)); \
    if (flags & PC_FLAG_PRINT_RTYPE_DEC) \
	vstream_printf("%3d ", (type)); \
    vstream_printf("*** %s %s ***\n", (text), VSTREAM_PATH(fp)); \
    vstream_fflush(VSTREAM_OUT); \
} while (0)

#define PRINT_RECORD(flags, offset, type, value) do { \
    if ((flags) & PC_FLAG_PRINT_OFFSET) \
	vstream_printf("%9lu ", (unsigned long) (offset)); \
    if (flags & PC_FLAG_PRINT_RTYPE_DEC) \
	vstream_printf("%3d ", (type)); \
    vstream_printf("%s: %s\n", rec_type_name(rec_type), (value)); \
    vstream_fflush(VSTREAM_OUT); \
} while (0)

	if (TEXT_RECORD(rec_type)) {
	    /* This is wrong when the message starts with whitespace. */
	    if (state == PC_STATE_HEADER && (flags & (PC_MASK_PRINT_TEXT))
		&& prev_type != REC_TYPE_CONT && TEXT_RECORD(rec_type)
	     && !(is_header(STR(buffer)) || IS_SPACE_TAB(STR(buffer)[0]))) {
		/* Update the state machine. */
		state = PC_STATE_BODY;
		do_print = (flags & PC_FLAG_PRINT_BODY);
		/* Optimization: terminate if nothing left to print. */
		if (do_print == 0 && (flags & PC_FLAG_PRINT_ENV) == 0)
		    break;
		/* Optimization: skip to extracted segment marker. */
		if (do_print == 0 && (flags & PC_FLAG_PRINT_ENV)
		    && data_offset >= 0 && data_size >= 0
		    && vstream_fseek(fp, data_offset + data_size, SEEK_SET) < 0)
		    msg_fatal("seek error: %m");
	    }
	    /* Optional output happens further down below. */
	} else if (rec_type == REC_TYPE_MESG) {
	    /* Sanity check. */
	    if (state != PC_STATE_ENV)
		msg_warn("%s: out-of-order message content marker",
			 VSTREAM_PATH(fp));
	    /* Optional output. */
	    if (flags & PC_FLAG_PRINT_ENV)
		PRINT_MARKER(flags, fp, offset, rec_type, "MESSAGE CONTENTS");
	    /* Optimization: skip to extracted segment marker. */
	    if ((flags & PC_MASK_PRINT_TEXT) == 0
		&& data_offset >= 0 && data_size >= 0
		&& vstream_fseek(fp, data_offset + data_size, SEEK_SET) < 0)
		msg_fatal("seek error: %m");
	    /* Update the state machine, even when skipping. */
	    state = PC_STATE_HEADER;
	    do_print = (flags & PC_FLAG_PRINT_HEADER);
	    continue;
	} else if (rec_type == REC_TYPE_XTRA) {
	    /* Sanity check. */
	    if (state != PC_STATE_HEADER && state != PC_STATE_BODY)
		msg_warn("%s: out-of-order extracted segment marker",
			 VSTREAM_PATH(fp));
	    /* Optional output (terminate preceding header/body line). */
	    if (do_print && prev_type == REC_TYPE_CONT)
		VSTREAM_PUTCHAR('\n');
	    if (flags & PC_FLAG_PRINT_ENV)
		PRINT_MARKER(flags, fp, offset, rec_type, "HEADER EXTRACTED");
	    /* Update the state machine. */
	    state = PC_STATE_ENV;
	    do_print = (flags & PC_FLAG_PRINT_ENV);
	    /* Optimization: terminate if nothing left to print. */
	    if (do_print == 0)
		break;
	    continue;
	} else if (rec_type == REC_TYPE_END) {
	    /* Sanity check. */
	    if (state != PC_STATE_ENV)
		msg_warn("%s: out-of-order message end marker",
			 VSTREAM_PATH(fp));
	    /* Optional output. */
	    if (flags & PC_FLAG_PRINT_ENV)
		PRINT_MARKER(flags, fp, offset, rec_type, "MESSAGE FILE END");
	    /* Terminate the state machine. */
	    break;
	} else if (rec_type == REC_TYPE_PTR) {
	    /* Optional output. */
	    /* This record type is exposed only with '-v'. */
	    if (do_print)
		PRINT_RECORD(flags, offset, rec_type, STR(buffer));
	    /* Skip to the pointer's target record. */
	    if (rec_goto(fp, STR(buffer)) == REC_TYPE_ERROR)
		msg_fatal("bad pointer record, or input is not seekable");
	    continue;
	} else if (rec_type == REC_TYPE_SIZE) {
	    /* Optional output (here before we update the state machine). */
	    if (do_print)
		PRINT_RECORD(flags, offset, rec_type, STR(buffer));
	    /* Read the message size/offset for the state machine optimizer. */
	    if (data_size >= 0 || data_offset >= 0) {
		msg_warn("file contains multiple size records");
	    } else {
		if (sscanf(STR(buffer), "%ld %ld", &data_size, &data_offset) != 2
		    || data_offset <= 0 || data_size <= 0)
		    msg_fatal("invalid size record: %.100s", STR(buffer));
		/* Optimization: skip to the message header. */
		if ((flags & PC_FLAG_PRINT_ENV) == 0) {
		    if (vstream_fseek(fp, data_offset, SEEK_SET) < 0)
			msg_fatal("seek error: %m");
		    /* Update the state machine. */
		    state = PC_STATE_HEADER;
		    do_print = (flags & PC_FLAG_PRINT_HEADER);
		}
	    }
	    continue;
	}

	/*
	 * Don't inspect side-effect-free records that aren't printed.
	 */
	if (do_print == 0)
	    continue;
	if (flags & PC_FLAG_PRINT_OFFSET)
	    vstream_printf("%9lu ", (unsigned long) offset);
	if (flags & PC_FLAG_PRINT_RTYPE_DEC)
	    vstream_printf("%3d ", rec_type);
	switch (rec_type) {
	case REC_TYPE_TIME:
	    REC_TYPE_TIME_SCAN(STR(buffer), tv);
	    time = tv.tv_sec;
	    vstream_printf("%s: %s", rec_type_name(rec_type),
			   asctime(localtime(&time)));
	    break;
	case REC_TYPE_WARN:
	    REC_TYPE_WARN_SCAN(STR(buffer), time);
	    vstream_printf("%s: %s", rec_type_name(rec_type),
			   asctime(localtime(&time)));
	    break;
	case REC_TYPE_CONT:			/* REC_TYPE_FILT collision */
	    if (state == PC_STATE_ENV)
		vstream_printf("%s: ", rec_type_name(rec_type));
	    else if (msg_verbose)
		vstream_printf("unterminated_text: ");
	    vstream_fwrite(VSTREAM_OUT, STR(buffer), LEN(buffer));
	    if (state == PC_STATE_ENV || msg_verbose
		|| (flags & PC_FLAG_PRINT_OFFSET) != 0) {
		rec_type = 0;
		VSTREAM_PUTCHAR('\n');
	    }
	    break;
	case REC_TYPE_NORM:
	    if (msg_verbose)
		vstream_printf("%s: ", rec_type_name(rec_type));
	    vstream_fwrite(VSTREAM_OUT, STR(buffer), LEN(buffer));
	    VSTREAM_PUTCHAR('\n');
	    break;
	case REC_TYPE_DTXT:
	    /* This record type is exposed only with '-v'. */
	    vstream_printf("%s: ", rec_type_name(rec_type));
	    vstream_fwrite(VSTREAM_OUT, STR(buffer), LEN(buffer));
	    VSTREAM_PUTCHAR('\n');
	    break;
	case REC_TYPE_ATTR:
	    error_text = split_nameval(STR(buffer), &attr_name, &attr_value);
	    if (error_text != 0) {
		msg_warn("%s: malformed attribute: %s: %.100s",
			 VSTREAM_PATH(fp), error_text, STR(buffer));
		break;
	    }
	    if (strcmp(attr_name, MAIL_ATTR_CREATE_TIME) == 0) {
		time = atol(attr_value);
		vstream_printf("%s: %s", MAIL_ATTR_CREATE_TIME,
			       asctime(localtime(&time)));
	    } else {
		vstream_printf("%s: %s=%s\n", rec_type_name(rec_type),
			       attr_name, attr_value);
	    }
	    break;
	default:
	    vstream_printf("%s: %s\n", rec_type_name(rec_type), STR(buffer));
	    break;
	}
	prev_type = rec_type;

	/*
	 * In case the next record is broken.
	 */
	vstream_fflush(VSTREAM_OUT);
    }
}
示例#25
0
msgdomain_list_ty *
msgdomain_read_tcl (const char *locale_name, const char *directory)
{
  const char *gettextdatadir;
  char *tclscript;
  size_t len;
  char *frobbed_locale_name;
  char *p;
  char *file_name;
  char *argv[4];
  pid_t child;
  int fd[1];
  FILE *fp;
  msgdomain_list_ty *mdlp;
  int exitstatus;
  size_t k;

  /* Make it possible to override the msgunfmt.tcl location.  This is
     necessary for running the testsuite before "make install".  */
  gettextdatadir = getenv ("GETTEXTDATADIR");
  if (gettextdatadir == NULL || gettextdatadir[0] == '\0')
    gettextdatadir = relocate (GETTEXTDATADIR);

  tclscript = concatenated_pathname (gettextdatadir, "msgunfmt.tcl", NULL);

  /* Convert the locale name to lowercase and remove any encoding.  */
  len = strlen (locale_name);
  frobbed_locale_name = (char *) xallocsa (len + 1);
  memcpy (frobbed_locale_name, locale_name, len + 1);
  for (p = frobbed_locale_name; *p != '\0'; p++)
    if (*p >= 'A' && *p <= 'Z')
      *p = *p - 'A' + 'a';
    else if (*p == '.')
      {
	*p = '\0';
	break;
      }

  file_name = concatenated_pathname (directory, frobbed_locale_name, ".msg");

  freesa (frobbed_locale_name);

  /* Prepare arguments.  */
  argv[0] = "tclsh";
  argv[1] = tclscript;
  argv[2] = file_name;
  argv[3] = NULL;

  if (verbose)
    {
      char *command = shell_quote_argv (argv);
      printf ("%s\n", command);
      free (command);
    }

  /* Open a pipe to the Tcl interpreter.  */
  child = create_pipe_in ("tclsh", "tclsh", argv, DEV_NULL, false, true, true,
			  fd);

  fp = fdopen (fd[0], "r");
  if (fp == NULL)
    error (EXIT_FAILURE, errno, _("fdopen() failed"));

  /* Read the message list.  */
  mdlp = read_catalog_stream (fp, "(pipe)", "(pipe)", &input_format_po);

  fclose (fp);

  /* Remove zombie process from process list, and retrieve exit status.  */
  exitstatus = wait_subprocess (child, "tclsh", false, false, true, true);
  if (exitstatus != 0)
    {
      if (exitstatus == 2)
	/* Special exitcode provided by msgunfmt.tcl.  */
	error (EXIT_FAILURE, ENOENT,
	       _("error while opening \"%s\" for reading"), file_name);
      else
	error (EXIT_FAILURE, 0, _("%s subprocess failed with exit code %d"),
	       "tclsh", exitstatus);
    }

  free (tclscript);

  /* Move the header entry to the beginning.  */
  for (k = 0; k < mdlp->nitems; k++)
    {
      message_list_ty *mlp = mdlp->item[k]->messages;
      size_t j;

      for (j = 0; j < mlp->nitems; j++)
	if (is_header (mlp->item[j]))
	  {
	    /* Found the header entry.  */
	    if (j > 0)
	      {
		message_ty *header = mlp->item[j];
		size_t i;

		for (i = j; i > 0; i--)
		  mlp->item[i] = mlp->item[i - 1];
		mlp->item[0] = header;
	      }
	    break;
	  }
    }

  return mdlp;
}
示例#26
0
/*
 * Returns true/false indicating data successfully read from hypervisor.
 * Used both to get packets for tty connections and to advance the state
 * machine during console handshaking (in which case tty = NULL and we ignore
 * incoming data).
 */
static int hvsi_load_chunk(struct hvsi_struct *hp, struct tty_struct **flip,
		struct tty_struct **hangup, struct hvsi_struct **handshake)
{
	uint8_t *packet = hp->inbuf;
	int chunklen;

	*flip = NULL;
	*hangup = NULL;
	*handshake = NULL;

	chunklen = hvsi_read(hp, hp->inbuf_end, HVSI_MAX_READ);
	if (chunklen == 0) {
		pr_debug("%s: 0-length read\n", __FUNCTION__);
		return 0;
	}

	pr_debug("%s: got %i bytes\n", __FUNCTION__, chunklen);
	dbg_dump_hex(hp->inbuf_end, chunklen);

	hp->inbuf_end += chunklen;

	/* handle all completed packets */
	while ((packet < hp->inbuf_end) && got_packet(hp, packet)) {
		struct hvsi_header *header = (struct hvsi_header *)packet;

		if (!is_header(packet)) {
			printk(KERN_ERR "hvsi%i: got malformed packet\n", hp->index);
			/* skip bytes until we find a header or run out of data */
			while ((packet < hp->inbuf_end) && (!is_header(packet)))
				packet++;
			continue;
		}

		pr_debug("%s: handling %i-byte packet\n", __FUNCTION__,
				len_packet(packet));
		dbg_dump_packet(packet);

		switch (header->type) {
			case VS_DATA_PACKET_HEADER:
				if (!is_open(hp))
					break;
				if (hp->tty == NULL)
					break; /* no tty buffer to put data in */
				*flip = hvsi_recv_data(hp, packet);
				break;
			case VS_CONTROL_PACKET_HEADER:
				hvsi_recv_control(hp, packet, hangup, handshake);
				break;
			case VS_QUERY_RESPONSE_PACKET_HEADER:
				hvsi_recv_response(hp, packet);
				break;
			case VS_QUERY_PACKET_HEADER:
				hvsi_recv_query(hp, packet);
				break;
			default:
				printk(KERN_ERR "hvsi%i: unknown HVSI packet type 0x%x\n",
						hp->index, header->type);
				dump_packet(packet);
				break;
		}

		packet += len_packet(packet);

		if (*hangup || *handshake) {
			pr_debug("%s: hangup or handshake\n", __FUNCTION__);
			/*
			 * we need to send the hangup now before receiving any more data.
			 * If we get "data, hangup, data", we can't deliver the second
			 * data before the hangup.
			 */
			break;
		}
	}

	compact_inbuf(hp, packet);

	return 1;
}
示例#27
0
int     mime_state_update(MIME_STATE *state, int rec_type,
			          const char *text, int len)
{
    int     input_is_text = (rec_type == REC_TYPE_NORM
			     || rec_type == REC_TYPE_CONT);
    MIME_STACK *sp;
    HEADER_OPTS *header_info;
    const unsigned char *cp;

#define SAVE_PREV_REC_TYPE_AND_RETURN_ERR_FLAGS(state, rec_type) do { \
	state->prev_rec_type = rec_type; \
	return (state->err_flags); \
    } while (0)

    /*
     * Be sure to flush any partial output line that might still be buffered
     * up before taking any other "end of input" actions.
     */
    if (!input_is_text && state->prev_rec_type == REC_TYPE_CONT)
	mime_state_update(state, REC_TYPE_NORM, "", 0);

    /*
     * This message state machine is kept simple for the sake of robustness.
     * Standards evolve over time, and we want to be able to correctly
     * process messages that are not yet defined. This state machine knows
     * about headers and bodies, understands that multipart/whatever has
     * multiple body parts with a header and body, and that message/whatever
     * has message headers at the start of a body part.
     */
    switch (state->curr_state) {

	/*
	 * First, deal with header information that we have accumulated from
	 * previous input records. Discard text that does not fit in a header
	 * buffer. Our limit is quite generous; Sendmail will refuse mail
	 * with only 32kbyte in all the message headers combined.
	 */
    case MIME_STATE_PRIMARY:
    case MIME_STATE_MULTIPART:
    case MIME_STATE_NESTED:
	if (LEN(state->output_buffer) > 0) {
	    if (input_is_text) {
		if (state->prev_rec_type == REC_TYPE_CONT) {
		    if (LEN(state->output_buffer) < var_header_limit) {
			vstring_strcat(state->output_buffer, text);
		    } else {
			if (state->static_flags & MIME_OPT_REPORT_TRUNC_HEADER)
			    REPORT_ERROR(state, MIME_ERR_TRUNC_HEADER,
					 STR(state->output_buffer));
		    }
		    SAVE_PREV_REC_TYPE_AND_RETURN_ERR_FLAGS(state, rec_type);
		}
		if (IS_SPACE_TAB(*text)) {
		    if (LEN(state->output_buffer) < var_header_limit) {
			vstring_strcat(state->output_buffer, "\n");
			vstring_strcat(state->output_buffer, text);
		    } else {
			if (state->static_flags & MIME_OPT_REPORT_TRUNC_HEADER)
			    REPORT_ERROR(state, MIME_ERR_TRUNC_HEADER,
					 STR(state->output_buffer));
		    }
		    SAVE_PREV_REC_TYPE_AND_RETURN_ERR_FLAGS(state, rec_type);
		}
	    }

	    /*
	     * The input is (the beginning of) another message header, or is
	     * not a message header, or is not even a text record. With no
	     * more input to append to this saved header, do output
	     * processing and reset the saved header buffer. Hold on to the
	     * content transfer encoding header if we have to do a 8->7
	     * transformation, because the proper information depends on the
	     * content type header: message and multipart require a domain,
	     * leaf entities have either a transformation or a domain.
	     */
	    if (LEN(state->output_buffer) > 0) {
		header_info = header_opts_find(STR(state->output_buffer));
		if (!(state->static_flags & MIME_OPT_DISABLE_MIME)
		    && header_info != 0) {
		    if (header_info->type == HDR_CONTENT_TYPE)
			mime_state_content_type(state, header_info);
		    if (header_info->type == HDR_CONTENT_TRANSFER_ENCODING)
			mime_state_content_encoding(state, header_info);
		}
		if ((state->static_flags & MIME_OPT_REPORT_8BIT_IN_HEADER) != 0
		    && (state->err_flags & MIME_ERR_8BIT_IN_HEADER) == 0) {
		    for (cp = CU_CHAR_PTR(STR(state->output_buffer));
			 cp < CU_CHAR_PTR(END(state->output_buffer)); cp++)
			if (*cp & 0200) {
			    REPORT_ERROR(state, MIME_ERR_8BIT_IN_HEADER,
					 STR(state->output_buffer));
			    break;
			}
		}
		/* Output routine is explicitly allowed to change the data. */
		if (header_info == 0
		    || header_info->type != HDR_CONTENT_TRANSFER_ENCODING
		    || (state->static_flags & MIME_OPT_DOWNGRADE) == 0
		    || state->curr_domain == MIME_ENC_7BIT)
		    HEAD_OUT(state, header_info, len);
		state->prev_rec_type = 0;
		VSTRING_RESET(state->output_buffer);
	    }
	}

	/*
	 * With past header information moved out of the way, proceed with a
	 * clean slate.
	 */
	if (input_is_text) {
	    int     header_len;

	    /*
	     * See if this input is (the beginning of) a message header.
	     * Normalize obsolete "name space colon" syntax to "name colon".
	     * Things would be too confusing otherwise.
	     */
	    if ((header_len = is_header(text)) > 0) {
		vstring_strncpy(state->output_buffer, text, header_len);
		for (text += header_len; IS_SPACE_TAB(*text); text++)
		     /* void */ ;
		vstring_strcat(state->output_buffer, text);
		SAVE_PREV_REC_TYPE_AND_RETURN_ERR_FLAGS(state, rec_type);
	    }
	}

	/*
	 * This input terminates a block of message headers. When converting
	 * 8-bit to 7-bit mail, this is the right place to emit the correct
	 * content-transfer-encoding header. With message or multipart we
	 * specify 7bit, with leaf entities we specify quoted-printable.
	 * 
	 * We're not going to convert non-text data into base 64. If they send
	 * arbitrary binary data as 8-bit text, then the data is already
	 * broken beyond recovery, because the Postfix SMTP server sanitizes
	 * record boundaries, treating broken record boundaries as CRLF.
	 * 
	 * Clear the output buffer, we will need it for storage of the
	 * conversion result.
	 */
	if ((state->static_flags & MIME_OPT_DOWNGRADE)
	    && state->curr_domain != MIME_ENC_7BIT) {
	    if (state->curr_ctype == MIME_CTYPE_MESSAGE
		|| state->curr_ctype == MIME_CTYPE_MULTIPART)
		cp = CU_CHAR_PTR("7bit");
	    else
		cp = CU_CHAR_PTR("quoted-printable");
	    vstring_sprintf(state->output_buffer,
			    "Content-Transfer-Encoding: %s", cp);
	    HEAD_OUT(state, (HEADER_OPTS *) 0, len);
	    VSTRING_RESET(state->output_buffer);
	}

	/*
	 * This input terminates a block of message headers. Call the
	 * optional header end routine at the end of the first header block.
	 */
	if (state->curr_state == MIME_STATE_PRIMARY && state->head_end)
	    state->head_end(state->app_context);

	/*
	 * This is the right place to check if the sender specified an
	 * appropriate identity encoding (7bit, 8bit, binary) for multipart
	 * and for message.
	 */
	if (state->static_flags & MIME_OPT_REPORT_ENCODING_DOMAIN) {
	    if (state->curr_ctype == MIME_CTYPE_MESSAGE) {
		if (state->curr_stype == MIME_STYPE_PARTIAL
		    || state->curr_stype == MIME_STYPE_EXTERN_BODY) {
		    if (state->curr_domain != MIME_ENC_7BIT)
			REPORT_ERROR(state, MIME_ERR_ENCODING_DOMAIN,
				 mime_state_enc_name(state->curr_encoding));
		} else {
		    if (state->curr_encoding != state->curr_domain)
			REPORT_ERROR(state, MIME_ERR_ENCODING_DOMAIN,
				 mime_state_enc_name(state->curr_encoding));
		}
	    } else if (state->curr_ctype == MIME_CTYPE_MULTIPART) {
		if (state->curr_encoding != state->curr_domain)
		    REPORT_ERROR(state, MIME_ERR_ENCODING_DOMAIN,
				 mime_state_enc_name(state->curr_encoding));
	    }
	}

	/*
	 * Find out if the next body starts with its own message headers. In
	 * agressive mode, examine headers of partial and external-body
	 * messages. Otherwise, treat such headers as part of the "body". Set
	 * the proper encoding information for the multipart prolog.
	 * 
	 * XXX This changes state to MIME_STATE_NESTED and then outputs a body
	 * line, so that the body offset is not properly reset.
	 */
	if (input_is_text) {
	    if (*text == 0) {
		state->body_offset = 0;		/* XXX */
		if (state->curr_ctype == MIME_CTYPE_MESSAGE) {
		    if (state->curr_stype == MIME_STYPE_RFC822
		    || (state->static_flags & MIME_OPT_RECURSE_ALL_MESSAGE))
			SET_MIME_STATE(state, MIME_STATE_NESTED,
				       MIME_CTYPE_TEXT, MIME_STYPE_PLAIN,
				       MIME_ENC_7BIT, MIME_ENC_7BIT);
		    else
			SET_CURR_STATE(state, MIME_STATE_BODY);
		} else if (state->curr_ctype == MIME_CTYPE_MULTIPART) {
		    SET_MIME_STATE(state, MIME_STATE_BODY,
				   MIME_CTYPE_OTHER, MIME_STYPE_OTHER,
				   MIME_ENC_7BIT, MIME_ENC_7BIT);
		} else {
		    SET_CURR_STATE(state, MIME_STATE_BODY);
		}
	    }

	    /*
	     * Invalid input. Force output of one blank line and jump to the
	     * body state, leaving all other state alone.
	     */
	    else {
		SET_CURR_STATE(state, MIME_STATE_BODY);
		BODY_OUT(state, REC_TYPE_NORM, "", 0);
	    }
	}

	/*
	 * This input is not text. Go to body state, unconditionally.
	 */
	else {
	    SET_CURR_STATE(state, MIME_STATE_BODY);
	}
	/* FALLTHROUGH */

	/*
	 * Body text. Look for message boundaries, and recover from missing
	 * boundary strings. Missing boundaries can happen in agressive mode
	 * with text/rfc822-headers or with message/partial. Ignore non-space
	 * cruft after --boundary or --boundary--, because some MUAs do, and
	 * because only perverse software would take advantage of this to
	 * escape detection. We have to ignore trailing cruft anyway, because
	 * our saved copy of the boundary string may have been truncated for
	 * safety reasons.
	 * 
	 * Optionally look for 8-bit data in content that was announced as, or
	 * that defaults to, 7-bit. Unfortunately, we cannot turn this on by
	 * default. Majordomo sends requests for approval that do not
	 * propagate the MIME information from the enclosed message to the
	 * message headers of the approval request.
	 * 
	 * Set the proper state information after processing a message boundary
	 * string.
	 * 
	 * Don't look for boundary strings at the start of a continued record.
	 */
    case MIME_STATE_BODY:
	if (input_is_text) {
	    if ((state->static_flags & MIME_OPT_REPORT_8BIT_IN_7BIT_BODY) != 0
		&& state->curr_encoding == MIME_ENC_7BIT
		&& (state->err_flags & MIME_ERR_8BIT_IN_7BIT_BODY) == 0) {
		for (cp = CU_CHAR_PTR(text); cp < CU_CHAR_PTR(text + len); cp++)
		    if (*cp & 0200) {
			REPORT_ERROR(state, MIME_ERR_8BIT_IN_7BIT_BODY, text);
			break;
		    }
	    }
	    if (state->stack && state->prev_rec_type != REC_TYPE_CONT
		&& text[0] == '-' && text[1] == '-') {
		for (sp = state->stack; sp != 0; sp = sp->next) {
		    if (strncmp(text + 2, sp->boundary, sp->bound_len) == 0) {
			while (sp != state->stack)
			    mime_state_pop(state);
			if (strncmp(text + 2 + sp->bound_len, "--", 2) == 0) {
			    mime_state_pop(state);
			    SET_MIME_STATE(state, MIME_STATE_BODY,
					 MIME_CTYPE_OTHER, MIME_STYPE_OTHER,
					   MIME_ENC_7BIT, MIME_ENC_7BIT);
			} else {
			    SET_MIME_STATE(state, MIME_STATE_MULTIPART,
					   sp->def_ctype, sp->def_stype,
					   MIME_ENC_7BIT, MIME_ENC_7BIT);
			}
			break;
		    }
		}
	    }
	    /* Put last for consistency with header output routine. */
	    if ((state->static_flags & MIME_OPT_DOWNGRADE)
		&& state->curr_domain != MIME_ENC_7BIT)
		mime_state_downgrade(state, rec_type, text, len);
	    else
		BODY_OUT(state, rec_type, text, len);
	}

	/*
	 * The input is not a text record. Inform the application that this
	 * is the last opportunity to send any pending output.
	 */
	else {
	    if (state->body_end)
		state->body_end(state->app_context);
	}
	SAVE_PREV_REC_TYPE_AND_RETURN_ERR_FLAGS(state, rec_type);

	/*
	 * Oops. This can't happen.
	 */
    default:
	msg_panic("mime_state_update: unknown state: %d", state->curr_state);
    }
}