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char: use qemu_chr_fe* functions with CharBackend argument

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This also switches from qemu_chr_add_handlers() to
qemu_chr_fe_set_handlers(). Note that qemu_chr_fe_set_handlers() now
takes the focus when fe_open (qemu_chr_add_handlers() did take the
focus)

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20161022095318.17775-16-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau 2016-10-22 12:52:55 +03:00 • committed by Paolo Bonzini
parent fbf3cc3a67
commit 5345fdb446
47 changed files with 437 additions and 409 deletions
Download patch file Download diff file Expand all files Collapse all files

13
backends/rng-egd.c
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@ -42,7 +42,7 @@ static void rng_egd_request_entropy(RngBackend *b, RngRequest *req)
/* XXX this blocks entire thread. Rewrite to use
* qemu_chr_fe_write and background I/O callbacks */
qemu_chr_fe_write_all(s->chr.chr, header, sizeof(header));
qemu_chr_fe_write_all(&s->chr, header, sizeof(header));
size -= len;
}
@ -109,8 +109,8 @@ static void rng_egd_opened(RngBackend *b, Error **errp)
}
/* FIXME we should resubmit pending requests when the CDS reconnects. */
qemu_chr_add_handlers(s->chr.chr, rng_egd_chr_can_read,
rng_egd_chr_read, NULL, s);
qemu_chr_fe_set_handlers(&s->chr, rng_egd_chr_can_read,
rng_egd_chr_read, NULL, s, NULL);
}
static void rng_egd_set_chardev(Object *obj, const char *value, Error **errp)
@ -129,9 +129,10 @@ static void rng_egd_set_chardev(Object *obj, const char *value, Error **errp)
static char *rng_egd_get_chardev(Object *obj, Error **errp)
{
RngEgd *s = RNG_EGD(obj);
CharDriverState *chr = qemu_chr_fe_get_driver(&s->chr);
if (s->chr.chr && s->chr.chr->label) {
return g_strdup(s->chr.chr->label);
if (chr && chr->label) {
return g_strdup(chr->label);
}
return NULL;
@ -149,7 +150,7 @@ static void rng_egd_finalize(Object *obj)
RngEgd *s = RNG_EGD(obj);
if (s->chr.chr) {
qemu_chr_add_handlers(s->chr.chr, NULL, NULL, NULL, NULL);
qemu_chr_fe_set_handlers(&s->chr, NULL, NULL, NULL, NULL, NULL);
qemu_chr_fe_release(s->chr.chr);
}