// see http://support.apple.com/kb/TA26907:
// WebObjects 5.1: How to Improve Performance of IIS Adaptor on
// Microsoft Windows
static void req_appendHeader(const char *key, const char *val, String *headers)
{
int valLength = strlen(val);
while (val[valLength - 1] == '\r' || val[valLength - 1] == '\n')
{
valLength--;
}
str_append(headers, key);
str_appendLiteral(headers, ": ");
str_appendLength(headers, val, valLength);
str_appendLiteral(headers, "\r\n");
}
static String *tr_uniqueID()
{
String *uniqueID;
char counter_str[9];
int count;
uniqueID = str_create(uniqueID_str, 25);
WA_lock(tr_lock);
count = uniqueID_counter++;
WA_unlock(tr_lock);
sprintf(counter_str, "%8.8x", count);
str_appendLength(uniqueID, counter_str, 8);
return uniqueID;
}
static String *recvline(net_fd s)
{
int len;
String *result;
int gotCRLF = 0;
if (s->status != TR_OK) {
WOLog(WO_ERR, "Request failed with status %d", s->status);
return NULL;
}
result = str_create(NULL, 0);
if (!result)
{
WOLog(WO_ERR, "Error creating String");
return NULL;
}
do
{
if (s->count == 0)
{
fillbuf(s);
if (s->status != TR_OK || s->count == 0)
{
WOLog(WO_ERR, "Request failed with status %d (fillbuf)", s->status);
str_free(result);
return NULL;
}
}
for (len = 0; len < s->count; len++)
{
if (s->pos[len] == '\r' || s->pos[len] == '\n')
{
gotCRLF = 1;
break;
}
}
// if header length > 10240 drop header (see below)
if (result->length < 10240)
{
if(str_appendLength(result, s->pos, len) != 0)
WOLog(WO_ERR, "str_appendLength failed (%s, %s, %d)", result, s->pos, len);
}
s->count -= len;
s->pos += len;
} while (!gotCRLF);
// consume CR/LF
s->count -= 1;
s->pos += 1;
len = 0;
if (s->pos[-1] == '\r')
{
/* saw a \r - need to look ahead 1 char for a \n */
if (s->count == 0)
{
fillbuf(s);
if (s->status != TR_OK || s->count == 0)
{
WOLog(WO_ERR, "Request failed with status %d (fillbuf lookahead)", s->status);
str_free(result);
return NULL;
}
}
if (s->pos[len] == '\n')
len++;
}
s->count -= len;
s->pos += len;
/* place an arbitrary limit on the length of a header line */
if (result->length > 10240)
{
WOLog(WO_ERR, "Header length > 10240");
str_free(result);
return NULL;
}
return result;
}
