int
httpHeaderIdByNameDef(const char *name, int name_len)
{
if (!Headers)
Headers = httpHeaderBuildFieldsInfo(HeadersAttrs, HDR_ENUM_END);
return httpHeaderIdByName(name, name_len, Headers, HDR_ENUM_END);
}
/* parses and inits header entry, returns new entry on success */
static HttpHeaderEntry *
httpHeaderEntryParseCreate(const char *field_start, const char *field_end)
{
HttpHeaderEntry *e;
int id;
/* note: name_start == field_start */
const char *name_end = strchr(field_start, ':');
const int name_len = name_end ? name_end - field_start : 0;
const char *value_start = field_start + name_len + 1; /* skip ':' */
/* note: value_end == field_end */
HeaderEntryParsedCount++;
/* do we have a valid field name within this field? */
if (!name_len || name_end > field_end)
return NULL;
if (name_len > 65536) {
/* String has a 64K limit */
debug(55, 1) ("WARNING: ignoring header name of %d bytes\n", name_len);
return NULL;
}
/* now we know we can parse it */
e = memAllocate(MEM_HTTP_HDR_ENTRY);
debug(55, 9) ("creating entry %p: near '%s'\n", e, getStringPrefix(field_start, field_end));
/* is it a "known" field? */
id = httpHeaderIdByName(field_start, name_len, Headers, HDR_ENUM_END);
if (id < 0)
id = HDR_OTHER;
assert_eid(id);
e->id = id;
/* set field name */
if (id == HDR_OTHER)
stringLimitInit(&e->name, field_start, name_len);
else
e->name = Headers[id].name;
/* trim field value */
while (value_start < field_end && xisspace(*value_start))
value_start++;
if (field_end - value_start > 65536) {
/* String has a 64K limit */
debug(55, 1) ("WARNING: ignoring '%s' header of %d bytes\n",
strBuf(e->name), (int) (field_end - value_start));
if (e->id == HDR_OTHER)
stringClean(&e->name);
memFree(e, MEM_HTTP_HDR_ENTRY);
return NULL;
}
/* set field value */
stringLimitInit(&e->value, value_start, field_end - value_start);
Headers[id].stat.seenCount++;
Headers[id].stat.aliveCount++;
debug(55, 9) ("created entry %p: '%s: %s'\n", e, strBuf(e->name), strBuf(e->value));
return e;
}
/* parses and inits header entry, returns new entry on success */
static HttpHeaderEntry *
httpHeaderEntryParseCreate(const char *field_start, const char *field_end)
{
HttpHeaderEntry *e;
int id;
/* note: name_start == field_start */
const char *name_end = memchr(field_start, ':', field_end - field_start);
int name_len = name_end ? name_end - field_start : 0;
const char *value_start = field_start + name_len + 1; /* skip ':' */
/* note: value_end == field_end */
HeaderEntryParsedCount++;
/* do we have a valid field name within this field? */
if (!name_len || name_end > field_end)
return NULL;
if (name_len > 65534) {
/* String must be LESS THAN 64K and it adds a terminating NULL */
debug(55, 1) ("WARNING: ignoring header name of %d bytes\n", name_len);
return NULL;
}
if (Config.onoff.relaxed_header_parser && xisspace(field_start[name_len - 1])) {
debug(55, Config.onoff.relaxed_header_parser <= 0 ? 1 : 2)
("NOTICE: Whitespace after header name in '%s'\n", getStringPrefix(field_start, field_end));
while (name_len > 0 && xisspace(field_start[name_len - 1]))
name_len--;
if (!name_len)
return NULL;
}
/* now we know we can parse it */
e = memAllocate(MEM_HTTP_HDR_ENTRY);
debug(55, 9) ("creating entry %p: near '%s'\n", e, getStringPrefix(field_start, field_end));
/* is it a "known" field? */
id = httpHeaderIdByName(field_start, name_len, Headers, HDR_ENUM_END);
if (id < 0)
id = HDR_OTHER;
assert_eid(id);
e->id = id;
/* set field name */
if (id == HDR_OTHER)
stringLimitInit(&e->name, field_start, name_len);
else
e->name = Headers[id].name;
/* trim field value */
while (value_start < field_end && xisspace(*value_start))
value_start++;
while (value_start < field_end && xisspace(field_end[-1]))
field_end--;
if (field_end - value_start > 65534) {
/* String must be LESS THAN 64K and it adds a terminating NULL */
debug(55, 1) ("WARNING: ignoring '%s' header of %d bytes\n",
strBuf(e->name), (int) (field_end - value_start));
if (e->id == HDR_OTHER)
stringClean(&e->name);
memFree(e, MEM_HTTP_HDR_ENTRY);
return NULL;
}
/* set field value */
stringLimitInit(&e->value, value_start, field_end - value_start);
Headers[id].stat.seenCount++;
Headers[id].stat.aliveCount++;
debug(55, 9) ("created entry %p: '%s: %s'\n", e, strBuf(e->name), strBuf(e->value));
return e;
}
