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);
}
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;
}
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);
}
//! <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);
}
}
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;
}
/*
* 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);
}
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;
}
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;
}
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);
}
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);
}
}
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;
}
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;
}
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;
}
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;
}
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;
}
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);
}
}
}
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);
}
}
}
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 ();
}
}
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);
}
}
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;
}
/*
* 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;
}
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);
}
}
