static int fcgi_read_request(fcgi_request *req)
{
fcgi_header hdr;
int len, padding;
unsigned char buf[FCGI_MAX_LENGTH+8];
req->keep = 0;
req->closed = 0;
req->in_len = 0;
req->out_hdr = NULL;
req->out_pos = req->out_buf;
req->has_env = 1;
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
while (hdr.type == FCGI_STDIN && len == 0) {
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
}
if (len + padding > FCGI_MAX_LENGTH) {
return 0;
}
req->id = (hdr.requestIdB1 << 8) + hdr.requestIdB0;
if (hdr.type == FCGI_BEGIN_REQUEST && len == sizeof(fcgi_begin_request)) {
if (safe_read(req, buf, len+padding) != len+padding) {
return 0;
}
req->keep = (((fcgi_begin_request*)buf)->flags & FCGI_KEEP_CONN);
#ifdef TCP_NODELAY
if (req->keep && req->tcp && !req->nodelay) {
# ifdef _WIN32
BOOL on = 1;
# else
int on = 1;
# endif
setsockopt(req->fd, IPPROTO_TCP, TCP_NODELAY, (char*)&on, sizeof(on));
req->nodelay = 1;
}
#endif
switch ((((fcgi_begin_request*)buf)->roleB1 << 8) + ((fcgi_begin_request*)buf)->roleB0) {
case FCGI_RESPONDER:
fcgi_hash_set(&req->env, FCGI_HASH_FUNC("FCGI_ROLE", sizeof("FCGI_ROLE")-1), "FCGI_ROLE", sizeof("FCGI_ROLE")-1, "RESPONDER", sizeof("RESPONDER")-1);
break;
case FCGI_AUTHORIZER:
fcgi_hash_set(&req->env, FCGI_HASH_FUNC("FCGI_ROLE", sizeof("FCGI_ROLE")-1), "FCGI_ROLE", sizeof("FCGI_ROLE")-1, "AUTHORIZER", sizeof("AUTHORIZER")-1);
break;
case FCGI_FILTER:
fcgi_hash_set(&req->env, FCGI_HASH_FUNC("FCGI_ROLE", sizeof("FCGI_ROLE")-1), "FCGI_ROLE", sizeof("FCGI_ROLE")-1, "FILTER", sizeof("FILTER")-1);
break;
default:
return 0;
}
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
while (hdr.type == FCGI_PARAMS && len > 0) {
if (len + padding > FCGI_MAX_LENGTH) {
return 0;
}
if (safe_read(req, buf, len+padding) != len+padding) {
req->keep = 0;
return 0;
}
if (!fcgi_get_params(req, buf, buf+len)) {
req->keep = 0;
return 0;
}
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
req->keep = 0;
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
}
} else if (hdr.type == FCGI_GET_VALUES) {
unsigned char *p = buf + sizeof(fcgi_header);
zval *value;
unsigned int zlen;
fcgi_hash_bucket *q;
if (safe_read(req, buf, len+padding) != len+padding) {
req->keep = 0;
return 0;
}
if (!fcgi_get_params(req, buf, buf+len)) {
req->keep = 0;
return 0;
}
q = req->env.list;
while (q != NULL) {
if ((value = zend_hash_str_find(&fcgi_mgmt_vars, q->var, q->var_len)) == NULL) {
continue;
}
zlen = Z_STRLEN_P(value);
if ((p + 4 + 4 + q->var_len + zlen) >= (buf + sizeof(buf))) {
break;
}
if (q->var_len < 0x80) {
*p++ = q->var_len;
} else {
*p++ = ((q->var_len >> 24) & 0xff) | 0x80;
*p++ = (q->var_len >> 16) & 0xff;
*p++ = (q->var_len >> 8) & 0xff;
*p++ = q->var_len & 0xff;
}
if (zlen < 0x80) {
*p++ = zlen;
} else {
*p++ = ((zlen >> 24) & 0xff) | 0x80;
*p++ = (zlen >> 16) & 0xff;
*p++ = (zlen >> 8) & 0xff;
*p++ = zlen & 0xff;
}
memcpy(p, q->var, q->var_len);
p += q->var_len;
memcpy(p, Z_STRVAL_P(value), zlen);
p += zlen;
}
len = p - buf - sizeof(fcgi_header);
len += fcgi_make_header((fcgi_header*)buf, FCGI_GET_VALUES_RESULT, 0, len);
if (safe_write(req, buf, sizeof(fcgi_header)+len) != (int)sizeof(fcgi_header)+len) {
req->keep = 0;
return 0;
}
return 0;
} else {
static int fcgi_read_request(fcgi_request *req)
{
fcgi_header hdr;
int len, padding;
unsigned char buf[FCGI_MAX_LENGTH+8];
req->keep = 0;
req->closed = 0;
req->in_len = 0;
req->out_hdr = NULL;
req->out_pos = req->out_buf;
ALLOC_HASHTABLE(req->env);
zend_hash_init(req->env, 0, NULL, (void (*)(void *)) fcgi_free_var, 0);
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
while (hdr.type == FCGI_STDIN && len == 0) {
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
}
if (len + padding > FCGI_MAX_LENGTH) {
return 0;
}
req->id = (hdr.requestIdB1 << 8) + hdr.requestIdB0;
if (hdr.type == FCGI_BEGIN_REQUEST && len == sizeof(fcgi_begin_request)) {
char *val;
if (safe_read(req, buf, len+padding) != len+padding) {
return 0;
}
req->keep = (((fcgi_begin_request*)buf)->flags & FCGI_KEEP_CONN);
switch ((((fcgi_begin_request*)buf)->roleB1 << 8) + ((fcgi_begin_request*)buf)->roleB0) {
case FCGI_RESPONDER:
val = estrdup("RESPONDER");
zend_hash_update(req->env, "FCGI_ROLE", sizeof("FCGI_ROLE"), &val, sizeof(char*), NULL);
break;
case FCGI_AUTHORIZER:
val = estrdup("AUTHORIZER");
zend_hash_update(req->env, "FCGI_ROLE", sizeof("FCGI_ROLE"), &val, sizeof(char*), NULL);
break;
case FCGI_FILTER:
val = estrdup("FILTER");
zend_hash_update(req->env, "FCGI_ROLE", sizeof("FCGI_ROLE"), &val, sizeof(char*), NULL);
break;
default:
return 0;
}
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
while (hdr.type == FCGI_PARAMS && len > 0) {
if (len + padding > FCGI_MAX_LENGTH) {
return 0;
}
if (safe_read(req, buf, len+padding) != len+padding) {
req->keep = 0;
return 0;
}
if (!fcgi_get_params(req, buf, buf+len)) {
req->keep = 0;
return 0;
}
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
req->keep = 0;
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
}
} else if (hdr.type == FCGI_GET_VALUES) {
unsigned char *p = buf + sizeof(fcgi_header);
HashPosition pos;
char * str_index;
uint str_length;
ulong num_index;
int key_type;
zval ** value;
if (safe_read(req, buf, len+padding) != len+padding) {
req->keep = 0;
return 0;
}
if (!fcgi_get_params(req, buf, buf+len)) {
req->keep = 0;
return 0;
}
zend_hash_internal_pointer_reset_ex(req->env, &pos);
while ((key_type = zend_hash_get_current_key_ex(req->env, &str_index, &str_length, &num_index, 0, &pos)) != HASH_KEY_NON_EXISTENT) {
int zlen;
zend_hash_move_forward_ex(req->env, &pos);
if (key_type != HASH_KEY_IS_STRING) {
continue;
}
if (zend_hash_find(&fcgi_mgmt_vars, str_index, str_length, (void**) &value) != SUCCESS) {
continue;
}
--str_length;
zlen = Z_STRLEN_PP(value);
if ((p + 4 + 4 + str_length + zlen) >= (buf + sizeof(buf))) {
break;
}
if (str_length < 0x80) {
*p++ = str_length;
} else {
*p++ = ((str_length >> 24) & 0xff) | 0x80;
*p++ = (str_length >> 16) & 0xff;
*p++ = (str_length >> 8) & 0xff;
*p++ = str_length & 0xff;
}
if (zlen < 0x80) {
*p++ = zlen;
} else {
*p++ = ((zlen >> 24) & 0xff) | 0x80;
*p++ = (zlen >> 16) & 0xff;
*p++ = (zlen >> 8) & 0xff;
*p++ = zlen & 0xff;
}
memcpy(p, str_index, str_length);
p += str_length;
memcpy(p, Z_STRVAL_PP(value), zlen);
p += zlen;
}
len = p - buf - sizeof(fcgi_header);
len += fcgi_make_header((fcgi_header*)buf, FCGI_GET_VALUES_RESULT, 0, len);
if (safe_write(req, buf, sizeof(fcgi_header)+len) != (int)sizeof(fcgi_header)+len) {
req->keep = 0;
return 0;
}
return 0;
} else {
static int fcgi_read_request(fcgi_request *req)
{
fcgi_header hdr;
int len, padding;
unsigned char buf[FCGI_MAX_LENGTH+8];
req->keep = 0;
req->in_len = 0;
req->out_hdr = NULL;
req->out_pos = req->out_buf;
zend_hash_init(&req->env, 0, NULL, (void (*)(void *)) fcgi_free_var, 1);
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
while (hdr.type == FCGI_STDIN && len == 0) {
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
}
req->id = (hdr.requestIdB1 << 8) + hdr.requestIdB0;
if (hdr.type == FCGI_BEGIN_REQUEST && len == sizeof(fcgi_begin_request)) {
char *val;
if (safe_read(req, buf, len+padding) != len+padding) {
return 0;
}
req->keep = (((fcgi_begin_request*)buf)->flags & FCGI_KEEP_CONN);
switch ((((fcgi_begin_request*)buf)->roleB1 << 8) + ((fcgi_begin_request*)buf)->roleB0) {
case FCGI_RESPONDER:
val = strdup("RESPONDER");
zend_hash_update(&req->env, "FCGI_ROLE", sizeof("FCGI_ROLE"), &val, sizeof(char*), NULL);
break;
case FCGI_AUTHORIZER:
val = strdup("AUTHORIZER");
zend_hash_update(&req->env, "FCGI_ROLE", sizeof("FCGI_ROLE"), &val, sizeof(char*), NULL);
break;
case FCGI_FILTER:
val = strdup("FILTER");
zend_hash_update(&req->env, "FCGI_ROLE", sizeof("FCGI_ROLE"), &val, sizeof(char*), NULL);
break;
default:
return 0;
}
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
while (hdr.type == FCGI_PARAMS && len > 0) {
if (safe_read(req, buf, len+padding) != len+padding) {
req->keep = 0;
return 0;
}
if (!fcgi_get_params(req, buf, buf+len)) {
req->keep = 0;
return 0;
}
if (safe_read(req, &hdr, sizeof(fcgi_header)) != sizeof(fcgi_header) ||
hdr.version < FCGI_VERSION_1) {
req->keep = 0;
return 0;
}
len = (hdr.contentLengthB1 << 8) | hdr.contentLengthB0;
padding = hdr.paddingLength;
}
} else if (hdr.type == FCGI_GET_VALUES) {
int j;
unsigned char *p = buf + sizeof(fcgi_header);
if (safe_read(req, buf, len+padding) != len+padding) {
req->keep = 0;
return 0;
}
if (!fcgi_get_params(req, buf, buf+len)) {
req->keep = 0;
return 0;
}
for (j = 0; j < sizeof(fcgi_mgmt_vars)/sizeof(fcgi_mgmt_vars[0]); j++) {
if (zend_hash_exists(&req->env, fcgi_mgmt_vars[j].name, fcgi_mgmt_vars[j].name_len+1) == 0) {
sprintf((char*)p, "%c%c%s%c", fcgi_mgmt_vars[j].name_len, 1, fcgi_mgmt_vars[j].name, fcgi_mgmt_vars[j].val);
p += fcgi_mgmt_vars[j].name_len + 3;
}
}
len = p - buf - sizeof(fcgi_header);
len += fcgi_make_header((fcgi_header*)buf, FCGI_GET_VALUES_RESULT, 0, len);
if (safe_write(req, buf, sizeof(fcgi_header)+len) != (int)sizeof(fcgi_header)+len) {
req->keep = 0;
return 0;
}
return 0;
} else {
return 0;
}
return 1;
}
