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tinypy: particularly debugged network support.

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git-svn-id: svn://kolibrios.org@2110 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
jaeger 2011-08-23 21:42:01 +00:00
parent 7c0f7e203a
commit fa03894a53
3 changed files with 65 additions and 39 deletions
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14
programs/develop/tinypy/examples/net/echosrv.py Normal file
View File

@ -0,0 +1,14 @@
import socket
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind(('192.168.1.101', 5000))
s.listen(1)
conn, addr = s.accept()
print("Connected by ", addr)
while True:
data = conn.recv(1024)
if not data:
break
print(data)
conn.send(data)
conn.close()

17
programs/develop/tinypy/examples/net/nettest.py Normal file
View File

@ -0,0 +1,17 @@
import kolibri
socket = kolibri.socket # Alias for socket module
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind('10.0.2.15', 6000)
if s.connect('192.168.1.101', 5000):
print("cp2, socket is", s.socket)
if not s.send("<html></html>"):
print("Sending failed")
else:
data = s.recv(1024)
print(data)
s.close()
else:
print("Connection failed, socket is", s.socket)
print("OK")

73
programs/develop/tinypy/tinypy/kolibri_net.c
View File

@ -6,11 +6,17 @@
extern tp_obj tp_dict(TP);
extern tp_obj tp_method(TP,tp_obj self,tp_obj v(TP));
extern tp_obj tp_fnc(TP,tp_obj v(TP));
extern tp_obj tp_get(TP,tp_obj self, tp_obj k);
tp_obj tp_has(TP,tp_obj self, tp_obj k);
#define _cdecl __attribute__((cdecl))
extern int (* _cdecl con_printf)(const char* format,...);
#define PRECISION 0.000001
#define GET_SOCKET_DESCRIPTOR(_obj, _sock) do{ \
if (!tp_has(tp, _obj, tp_string("socket"))) \
if (fabs(tp_has(tp, _obj, tp_string("socket")).number.val) < PRECISION)\
tp_raise(tp_None, "Socket not open", tp_None); \
_sock = (__u32)tp_get(tp, _obj, tp_string("socket")).number.val;\
_sock = (__u32)(tp_get(tp, _obj, tp_string("socket")).number.val + PRECISION);\
} while(0)
/* Socket close method.
@ -20,7 +26,7 @@ extern tp_obj tp_fnc(TP,tp_obj v(TP));
*
* Raises exception if socket was not opened. Otherwise returns True.
*/
tp_obj kolibri_close_socket(TP)
static tp_obj kolibri_close_socket(TP)
{
tp_obj self = TP_TYPE(TP_DICT);
__u32 socktype;
@ -28,26 +34,12 @@ tp_obj kolibri_close_socket(TP)
GET_SOCKET_DESCRIPTOR(self, s);
con_printf("cp5\n");
socktype = (__u32)tp_get(tp, self, tp_string("type")).number.val;
con_printf("cp6\n");
if (!tp_has(tp, self, tp_string("socket")))
{
con_printf("cp7\n");
tp_raise(tp_None, "Socket not open", tp_None);
}
s = (__u32)tp_get(tp, self, tp_string("socket")).number.val;
con_printf("cp0, s=%d\n", s);
GET_SOCKET_DESCRIPTOR(self, s);
if (socktype == SOCK_STREAM)
{
con_printf("cp1\n");
__menuet__close_TCP_socket(s);
con_printf("cp2\n");
}
else if (socktype == SOCK_DGRAM)
{
__menuet__close_UDP_socket(s);
}
return tp_True;
}
@ -59,23 +51,24 @@ tp_obj kolibri_close_socket(TP)
* or:
* s.send(data, 20) # Send just 20 bytes
*/
tp_obj kolibri_send(TP)
static tp_obj kolibri_send(TP)
{
tp_obj self = TP_TYPE(TP_DICT);
tp_obj data_obj = TP_TYPE(TP_STRING);
__u32 datalen = TP_DEFAULT(tp_False).number.val;
__u32 socktype = (__u32)tp_get(tp, self, tp_string("type")).number.val;
__u32 s;
int result;
GET_SOCKET_DESCRIPTOR(self, s);
if (datalen < 0 || datalen > data_obj.string.len)
datalen = data_obj.string.len;
if (socktype == SOCK_STREAM)
__menuet__write_TCP_socket(s, datalen, (void *)data_obj.string.val);
result = __menuet__write_TCP_socket(s, datalen, (void *)data_obj.string.val);
else if (socktype == SOCK_DGRAM)
__menuet__write_UDP_socket(s, datalen, (void *)data_obj.string.val);
return tp_None;
result = __menuet__write_UDP_socket(s, datalen, (void *)data_obj.string.val);
return tp_number(!(result != 0));
}
/* Socket recv method.
@ -85,10 +78,9 @@ tp_obj kolibri_send(TP)
* or:
* s.recv(data, 20) # Send just 20 bytes
*/
tp_obj kolibri_recv(TP)
static tp_obj kolibri_recv(TP)
{
tp_obj self = TP_TYPE(TP_DICT);
tp_obj data_obj = TP_TYPE(TP_STRING);
__u32 datalen = TP_DEFAULT(tp_False).number.val;
__u32 s;
__u8 c;
@ -119,7 +111,7 @@ tp_obj kolibri_recv(TP)
return tp_string_n(buf, bytes_read);
}
void inet_pton(TP, const char *buf, int len, __u32 *addr)
static void inet_pton(TP, const char *buf, int len, __u32 *addr)
{
char *p = (char *)buf;
int i = 0;
@ -127,35 +119,38 @@ void inet_pton(TP, const char *buf, int len, __u32 *addr)
*addr = 0;
while (*p && p < buf + len && i < 4)
{
con_printf("char %d", *p);
if (*p == '.')
if (*p == '.' || !*p)
{
if (val > 255)
tp_raise(, "ValueError: number > 255 in IP address", tp_None);
tp_raise(tp_None, "ValueError: number > 255 in IP address", tp_None);
*addr += (val << ((i++) << 3));
con_printf("num %d\n", val);
val = 0;
}
else
{
if (*p < '0' || *p > '9')
tp_raise(, "ValueError: bad char in IP address, digit expected", tp_None);
tp_raise(tp_None, "ValueError: bad char in IP address, digit expected", tp_None);
val = val * 10 + *p - '0';
}
p++;
}
if (!*p)
{
if (i == 3)
*addr += (val << ((i++) << 3));
else
tp_raise(tp_None, "ValueError: bad IP address", tp_None);
}
}
/* Converter from string presentation to binary address. */
tp_obj kolibri_inet_pton(TP)
static tp_obj kolibri_inet_pton(TP)
{
tp_obj obj;
__u32 addr;
con_printf("A1\n");
obj = TP_TYPE(TP_STRING);
con_printf("A2\n");
inet_pton(tp, (char *)obj.string.val, (int)obj.string.len, &addr);
con_printf("A3\n");
return tp_number(addr);
}
@ -264,9 +259,9 @@ tp_obj kolibri_socket(TP)
tp_obj sockfamily = TP_TYPE(TP_NUMBER);
tp_obj socktype = TP_TYPE(TP_NUMBER);
if (abs(sockfamily.number.val - AF_INET) > 0.000001 ||
(abs(socktype.number.val - SOCK_STREAM) > 0.000001 &&
abs(socktype.number.val - SOCK_DGRAM) > 0.000001))
if (fabs(sockfamily.number.val - AF_INET) > PRECISION ||
(fabs(socktype.number.val - SOCK_STREAM) > PRECISION &&
fabs(socktype.number.val - SOCK_DGRAM) > PRECISION))
return tp_None;
s = tp_dict(tp);
tp_set(tp, s, tp_string("family"), sockfamily);
@ -276,7 +271,7 @@ tp_obj kolibri_socket(TP)
tp_set(tp, s, tp_string("send"), tp_method(tp, s, kolibri_send));
tp_set(tp, s, tp_string("recv"), tp_method(tp, s, kolibri_recv));
tp_set(tp, s, tp_string("close"), tp_method(tp, s, kolibri_close_socket));
if (abs(socktype.number.val - SOCK_STREAM) < 0.000001)
if (fabs(socktype.number.val - SOCK_STREAM) < PRECISION)
tp_set(tp, s, tp_string("listen"), tp_method(tp, s, kolibri_listen));
return s;
}
@ -288,7 +283,7 @@ tp_obj kolibri_socket_module(TP)
tp_set(tp, socket_mod, tp_string("AF_INET"), tp_number(AF_INET));
tp_set(tp, socket_mod, tp_string("SOCK_STREAM"), tp_number(SOCK_STREAM));
tp_set(tp, socket_mod, tp_string("SOCK_DGRAM"), tp_number(SOCK_DGRAM));
tp_set(tp, socket_mod, tp_string("socket"), tp_fnc(tp, kolibri_socket));
tp_set(tp, socket_mod, tp_string("inet_pton"), tp_fnc(tp, kolibri_inet_pton));
tp_set(tp, socket_mod, tp_string("socket"), tp_fnc(tp, kolibri_socket));
return socket_mod;
}