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Introduced wrapper macros snew(), snewn() and sresize() for the

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malloc functions, which automatically cast to the same type they're
allocating the size of. Should prevent any future errors involving
mallocing the size of the wrong structure type, and will also make
life easier if we ever need to turn the PuTTY core code from real C
into C++-friendly C. I haven't touched the Mac frontend in this
checkin because I couldn't compile or test it.

[originally from svn r3014]
This commit is contained in:
Simon Tatham
2003-03-29 16:14:26 +00:00
parent 70729da988
commit d36a4c3685
60 changed files with 385 additions and 389 deletions
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10
x11fwd.c
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@ -81,7 +81,7 @@ struct X11Private {
void *x11_invent_auth(char *proto, int protomaxlen,
char *data, int datamaxlen, int proto_id)
{
struct X11Auth *auth = smalloc(sizeof(struct X11Auth));
struct X11Auth *auth = snew(struct X11Auth);
char ourdata[64];
int i;
@ -282,7 +282,7 @@ char *x11_init(Socket * s, char *display, void *c, void *auth,
/*
* Open socket.
*/
pr = (struct X11Private *) smalloc(sizeof(struct X11Private));
pr = snew(struct X11Private);
pr->fn = &fn_table;
pr->auth_protocol = NULL;
pr->auth = (struct X11Auth *)auth;
@ -384,8 +384,8 @@ int x11_send(Socket s, char *data, int len)
pr->auth_psize = (pr->auth_plen + 3) & ~3;
pr->auth_dsize = (pr->auth_dlen + 3) & ~3;
/* Leave room for a terminating zero, to make our lives easier. */
pr->auth_protocol = (char *) smalloc(pr->auth_psize + 1);
pr->auth_data = (unsigned char *) smalloc(pr->auth_dsize);
pr->auth_protocol = snewn(pr->auth_psize + 1, char);
pr->auth_data = snewn(pr->auth_dsize, char);
}
/*
@ -421,7 +421,7 @@ int x11_send(Socket s, char *data, int len)
message = dupprintf("PuTTY X11 proxy: %s", err);
msglen = strlen(message);
reply = smalloc(8 + msglen+1 + 4); /* include zero byte */
reply = snewn(8 + msglen+1 + 4, unsigned char); /* include zero */
msgsize = (msglen + 3) & ~3;
reply[0] = 0; /* failure */
reply[1] = msglen; /* length of reason string */