Message ID | 1348411747-29804-3-git-send-email-owasserm@redhat.com |
---|---|
State | New |
Headers | show |
Orit Wasserman <owasserm@redhat.com> writes: > No need to add non blocking parameters to the blocking inet_connect > add block parameter for inet_connect_opts instead of using QemuOpt "block". > > Signed-off-by: Orit Wasserman <owasserm@redhat.com> > --- > migration-tcp.c | 2 +- > nbd.c | 2 +- > qemu-char.c | 2 +- > qemu-sockets.c | 31 +++++++++++++++++++++---------- > qemu_socket.h | 30 ++++++++++++++++++++++++++++-- > ui/vnc.c | 2 +- > 6 files changed, 53 insertions(+), 16 deletions(-) > > diff --git a/migration-tcp.c b/migration-tcp.c > index ac891c3..7f6ad98 100644 > --- a/migration-tcp.c > +++ b/migration-tcp.c > @@ -88,7 +88,7 @@ int tcp_start_outgoing_migration(MigrationState *s, const char *host_port, > s->write = socket_write; > s->close = tcp_close; > > - s->fd = inet_connect(host_port, false, &in_progress, errp); > + s->fd = inet_nonblocking_connect(host_port, &in_progress, errp); > if (error_is_set(errp)) { > migrate_fd_error(s); > return -1; > diff --git a/nbd.c b/nbd.c > index 0dd60c5..206f75c 100644 > --- a/nbd.c > +++ b/nbd.c > @@ -162,7 +162,7 @@ int tcp_socket_outgoing(const char *address, uint16_t port) > > int tcp_socket_outgoing_spec(const char *address_and_port) > { > - return inet_connect(address_and_port, true, NULL, NULL); > + return inet_connect(address_and_port, NULL); > } > > int tcp_socket_incoming(const char *address, uint16_t port) > diff --git a/qemu-char.c b/qemu-char.c > index 7f0f895..13b87b5 100644 > --- a/qemu-char.c > +++ b/qemu-char.c > @@ -2456,7 +2456,7 @@ static CharDriverState *qemu_chr_open_socket(QemuOpts *opts) > if (is_listen) { > fd = inet_listen_opts(opts, 0, NULL); > } else { > - fd = inet_connect_opts(opts, NULL, NULL); > + fd = inet_connect_opts(opts, true, NULL, NULL); > } > } > if (fd < 0) { > diff --git a/qemu-sockets.c b/qemu-sockets.c > index 7ca0ac9..99a1500 100644 > --- a/qemu-sockets.c > +++ b/qemu-sockets.c > @@ -54,9 +54,6 @@ static QemuOptsList dummy_opts = { > },{ > .name = "ipv6", > .type = QEMU_OPT_BOOL, > - },{ > - .name = "block", > - .type = QEMU_OPT_BOOL, > }, > { /* end if list */ } > }, > @@ -294,11 +291,11 @@ static struct addrinfo *inet_parse_connect_opts(QemuOpts *opts, Error **errp) > return res; > } > > -int inet_connect_opts(QemuOpts *opts, bool *in_progress, Error **errp) > +int inet_connect_opts(QemuOpts *opts, bool block, bool *in_progress, > + Error **errp) > { > struct addrinfo *res, *e; > int sock = -1; > - bool block = qemu_opt_get_bool(opts, "block", 0); > > res = inet_parse_connect_opts(opts, errp); > if (!res) { > @@ -515,17 +512,31 @@ int inet_listen(const char *str, char *ostr, int olen, > return sock; > } > > -int inet_connect(const char *str, bool block, bool *in_progress, Error **errp) > +int inet_connect(const char *str, Error **errp) > { > QemuOpts *opts; > int sock = -1; > > opts = qemu_opts_create(&dummy_opts, NULL, 0, NULL); > if (inet_parse(opts, str) == 0) { > - if (block) { > - qemu_opt_set(opts, "block", "on"); > - } > - sock = inet_connect_opts(opts, in_progress, errp); > + sock = inet_connect_opts(opts, true, NULL, errp); > + } else { > + error_set(errp, QERR_SOCKET_CREATE_FAILED); > + } > + qemu_opts_del(opts); > + return sock; > +} > + > + > +int inet_nonblocking_connect(const char *str, bool *in_progress, > + Error **errp) > +{ > + QemuOpts *opts; > + int sock = -1; > + > + opts = qemu_opts_create(&dummy_opts, NULL, 0, NULL); > + if (inet_parse(opts, str) == 0) { > + sock = inet_connect_opts(opts, false, in_progress, errp); > } else { > error_set(errp, QERR_SOCKET_CREATE_FAILED); > } > diff --git a/qemu_socket.h b/qemu_socket.h > index 30ae6af..3247fb7 100644 > --- a/qemu_socket.h > +++ b/qemu_socket.h > @@ -42,8 +42,34 @@ int send_all(int fd, const void *buf, int len1); > int inet_listen_opts(QemuOpts *opts, int port_offset, Error **errp); > int inet_listen(const char *str, char *ostr, int olen, > int socktype, int port_offset, Error **errp); > -int inet_connect_opts(QemuOpts *opts, bool *in_progress, Error **errp); > -int inet_connect(const char *str, bool block, bool *in_progress, Error **errp); > +/** > + * Connect function > + * Returns -1 in case of error, fd in case of success > + * @opts: QEMU options > + * @block: set true for blocking socket > + * @in_progress: set to true in case of on going connect ongoing > + * @errp: set in case of an error > + **/ We usually tack function comments to the function definition, not the declaration. Matter of taste. I like it next to the definition, because that improves the comment's chances to get updated along with the function. > +int inet_connect_opts(QemuOpts *opts, bool block, bool *in_progress, > + Error **errp); > +/** > + * Blocking connect > + * Returns -1 in case of error, fd in case of success > + * @str: address string > + * @errp: set in case of an error > + **/ > +int inet_connect(const char *str, Error **errp); > + > +/** > + * Nonblocking connect > + * Returns -1 in case of error, fd in case of success > + * @str: address string > + * @in_progress: set to true in case of on going connect ongoing > + * @errp: set in case of an error > + **/ > +int inet_nonblocking_connect(const char *str, bool *in_progress, > + Error **errp); > + > int inet_dgram_opts(QemuOpts *opts); > const char *inet_strfamily(int family); > > diff --git a/ui/vnc.c b/ui/vnc.c > index 385e345..01b2daf 100644 > --- a/ui/vnc.c > +++ b/ui/vnc.c > @@ -3061,7 +3061,7 @@ int vnc_display_open(DisplayState *ds, const char *display) > if (strncmp(display, "unix:", 5) == 0) > vs->lsock = unix_connect(display+5); > else > - vs->lsock = inet_connect(display, true, NULL, NULL); > + vs->lsock = inet_connect(display, NULL); > if (-1 == vs->lsock) { > g_free(vs->display); > vs->display = NULL;
Il 24/09/2012 11:53, Markus Armbruster ha scritto: > ongoing > >> > + * @errp: set in case of an error >> > + **/ > We usually tack function comments to the function definition, not the > declaration. Matter of taste. I like it next to the definition, > because that improves the comment's chances to get updated along with > the function. Not necessarily, see main-loop.h for example. /me would like more of these... Paolo >> > +int inet_connect_opts(QemuOpts *opts, bool block, bool *in_progress, >> > + Error **errp);
On 09/24/2012 12:07 PM, Paolo Bonzini wrote: > Il 24/09/2012 11:53, Markus Armbruster ha scritto: >> ongoing >> >>>> + * @errp: set in case of an error >>>> + **/ >> We usually tack function comments to the function definition, not the >> declaration. Matter of taste. I like it next to the definition, >> because that improves the comment's chances to get updated along with >> the function. > > Not necessarily, see main-loop.h for example. > > /me would like more of these... too late :) > > Paolo > >>>> +int inet_connect_opts(QemuOpts *opts, bool block, bool *in_progress, >>>> + Error **errp); >
Il 24/09/2012 15:37, Orit Wasserman ha scritto: >>> >> We usually tack function comments to the function definition, not the >>> >> declaration. Matter of taste. I like it next to the definition, >>> >> because that improves the comment's chances to get updated along with >>> >> the function. >> > >> > Not necessarily, see main-loop.h for example. >> > >> > /me would like more of these... > too late :) No big deal! Paolo
diff --git a/migration-tcp.c b/migration-tcp.c index ac891c3..7f6ad98 100644 --- a/migration-tcp.c +++ b/migration-tcp.c @@ -88,7 +88,7 @@ int tcp_start_outgoing_migration(MigrationState *s, const char *host_port, s->write = socket_write; s->close = tcp_close; - s->fd = inet_connect(host_port, false, &in_progress, errp); + s->fd = inet_nonblocking_connect(host_port, &in_progress, errp); if (error_is_set(errp)) { migrate_fd_error(s); return -1; diff --git a/nbd.c b/nbd.c index 0dd60c5..206f75c 100644 --- a/nbd.c +++ b/nbd.c @@ -162,7 +162,7 @@ int tcp_socket_outgoing(const char *address, uint16_t port) int tcp_socket_outgoing_spec(const char *address_and_port) { - return inet_connect(address_and_port, true, NULL, NULL); + return inet_connect(address_and_port, NULL); } int tcp_socket_incoming(const char *address, uint16_t port) diff --git a/qemu-char.c b/qemu-char.c index 7f0f895..13b87b5 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -2456,7 +2456,7 @@ static CharDriverState *qemu_chr_open_socket(QemuOpts *opts) if (is_listen) { fd = inet_listen_opts(opts, 0, NULL); } else { - fd = inet_connect_opts(opts, NULL, NULL); + fd = inet_connect_opts(opts, true, NULL, NULL); } } if (fd < 0) { diff --git a/qemu-sockets.c b/qemu-sockets.c index 7ca0ac9..99a1500 100644 --- a/qemu-sockets.c +++ b/qemu-sockets.c @@ -54,9 +54,6 @@ static QemuOptsList dummy_opts = { },{ .name = "ipv6", .type = QEMU_OPT_BOOL, - },{ - .name = "block", - .type = QEMU_OPT_BOOL, }, { /* end if list */ } }, @@ -294,11 +291,11 @@ static struct addrinfo *inet_parse_connect_opts(QemuOpts *opts, Error **errp) return res; } -int inet_connect_opts(QemuOpts *opts, bool *in_progress, Error **errp) +int inet_connect_opts(QemuOpts *opts, bool block, bool *in_progress, + Error **errp) { struct addrinfo *res, *e; int sock = -1; - bool block = qemu_opt_get_bool(opts, "block", 0); res = inet_parse_connect_opts(opts, errp); if (!res) { @@ -515,17 +512,31 @@ int inet_listen(const char *str, char *ostr, int olen, return sock; } -int inet_connect(const char *str, bool block, bool *in_progress, Error **errp) +int inet_connect(const char *str, Error **errp) { QemuOpts *opts; int sock = -1; opts = qemu_opts_create(&dummy_opts, NULL, 0, NULL); if (inet_parse(opts, str) == 0) { - if (block) { - qemu_opt_set(opts, "block", "on"); - } - sock = inet_connect_opts(opts, in_progress, errp); + sock = inet_connect_opts(opts, true, NULL, errp); + } else { + error_set(errp, QERR_SOCKET_CREATE_FAILED); + } + qemu_opts_del(opts); + return sock; +} + + +int inet_nonblocking_connect(const char *str, bool *in_progress, + Error **errp) +{ + QemuOpts *opts; + int sock = -1; + + opts = qemu_opts_create(&dummy_opts, NULL, 0, NULL); + if (inet_parse(opts, str) == 0) { + sock = inet_connect_opts(opts, false, in_progress, errp); } else { error_set(errp, QERR_SOCKET_CREATE_FAILED); } diff --git a/qemu_socket.h b/qemu_socket.h index 30ae6af..3247fb7 100644 --- a/qemu_socket.h +++ b/qemu_socket.h @@ -42,8 +42,34 @@ int send_all(int fd, const void *buf, int len1); int inet_listen_opts(QemuOpts *opts, int port_offset, Error **errp); int inet_listen(const char *str, char *ostr, int olen, int socktype, int port_offset, Error **errp); -int inet_connect_opts(QemuOpts *opts, bool *in_progress, Error **errp); -int inet_connect(const char *str, bool block, bool *in_progress, Error **errp); +/** + * Connect function + * Returns -1 in case of error, fd in case of success + * @opts: QEMU options + * @block: set true for blocking socket + * @in_progress: set to true in case of on going connect + * @errp: set in case of an error + **/ +int inet_connect_opts(QemuOpts *opts, bool block, bool *in_progress, + Error **errp); +/** + * Blocking connect + * Returns -1 in case of error, fd in case of success + * @str: address string + * @errp: set in case of an error + **/ +int inet_connect(const char *str, Error **errp); + +/** + * Nonblocking connect + * Returns -1 in case of error, fd in case of success + * @str: address string + * @in_progress: set to true in case of on going connect + * @errp: set in case of an error + **/ +int inet_nonblocking_connect(const char *str, bool *in_progress, + Error **errp); + int inet_dgram_opts(QemuOpts *opts); const char *inet_strfamily(int family); diff --git a/ui/vnc.c b/ui/vnc.c index 385e345..01b2daf 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -3061,7 +3061,7 @@ int vnc_display_open(DisplayState *ds, const char *display) if (strncmp(display, "unix:", 5) == 0) vs->lsock = unix_connect(display+5); else - vs->lsock = inet_connect(display, true, NULL, NULL); + vs->lsock = inet_connect(display, NULL); if (-1 == vs->lsock) { g_free(vs->display); vs->display = NULL;
No need to add non blocking parameters to the blocking inet_connect add block parameter for inet_connect_opts instead of using QemuOpt "block". Signed-off-by: Orit Wasserman <owasserm@redhat.com> --- migration-tcp.c | 2 +- nbd.c | 2 +- qemu-char.c | 2 +- qemu-sockets.c | 31 +++++++++++++++++++++---------- qemu_socket.h | 30 ++++++++++++++++++++++++++++-- ui/vnc.c | 2 +- 6 files changed, 53 insertions(+), 16 deletions(-)