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Made struct a standard built-in module; added string args to {set,get}sockopt;

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added gl.gversion().
This commit is contained in:
Guido van Rossum 1992-09-08 09:05:33 +00:00
parent 4526f379bc
commit aee087946d
3 changed files with 63 additions and 18 deletions
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64
Modules/socketmodule.c
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@ -384,8 +384,10 @@ sock_allowbroadcast(s, args)
}
/* s.setsockopt() method */
/* XXX this works for integer flags only */
/* s.setsockopt() method.
With an integer third argument, sets an integer option.
With a string third argument, sets an option from a buffer;
use optional built-in module 'struct' to encode the string. */
static object *
sock_setsockopt(s, args)
@ -394,12 +396,21 @@ sock_setsockopt(s, args)
{
int level;
int optname;
int flag;
int res;
char *buf;
int buflen;
int flag;
if (!getargs(args, "(iii)", &level, &optname, &flag))
return NULL;
res = setsockopt(s->sock_fd, level, optname, &flag, sizeof flag);
if (getargs(args, "(iii)", &level, &optname, &flag)) {
buf = (char *) &flag;
buflen = sizeof flag;
}
else {
err_clear();
if (!getargs(args, "(iis#)", &level, &optname, &buf, &buflen))
return NULL;
}
res = setsockopt(s->sock_fd, level, optname, buf, buflen);
if (res < 0)
return socket_error();
INCREF(None);
@ -407,8 +418,10 @@ sock_setsockopt(s, args)
}
/* s.getsockopt() method */
/* XXX this works for integer flags only */
/* s.getsockopt() method.
With two arguments, retrieves an integer option.
With a third integer argument, retrieves a string buffer of that size;
use optional built-in module 'struct' to decode the string. */
static object *
sock_getsockopt(s, args)
@ -417,18 +430,37 @@ sock_getsockopt(s, args)
{
int level;
int optname;
int flag;
int flagsize;
int res;
object *buf;
int buflen;
int flag;
if (!getargs(args, "(ii)", &level, &optname))
if (getargs(args, "(ii)", &level, &optname)) {
int flag = 0;
int flagsize = sizeof flag;
res = getsockopt(s->sock_fd, level, optname, &flag, &flagsize);
if (res < 0)
return socket_error();
return newintobject(flag);
}
err_clear();
if (!getargs(args, "(iii)", &level, &optname, &buflen))
return NULL;
flagsize = sizeof flag;
flag = 0;
res = getsockopt(s->sock_fd, level, optname, &flag, &flagsize);
if (res < 0)
if (buflen <= 0 || buflen > 1024) {
err_setstr(SocketError, "getsockopt buflen out of range");
return NULL;
}
buf = newsizedstringobject((char *)NULL, buflen);
if (buf == NULL)
return NULL;
res = getsockopt(s->sock_fd, level, optname, getstringvalue(buf),
&buflen);
if (res < 0) {
DECREF(buf);
return socket_error();
return newintobject(flag);
}
resizestring(&buf, buflen);
return buf;
}