Add sbuf_new_auto as a shortcut for the very common case of creating a
completely dynamic sbuf. Obtained from: Varnish MFC after: 2 weeks
This commit is contained in:
parent
546d78908b
commit
2616144e43
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=181463
@ -68,7 +68,7 @@ StartElement(void *userData, const char *name, const char **attr)
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mt = userData;
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mt->level++;
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mt->sbuf[mt->level] = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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mt->sbuf[mt->level] = sbuf_new_auto();
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id = NULL;
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ref = NULL;
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for (i = 0; attr[i] != NULL; i += 2) {
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@ -78,7 +78,7 @@ start_element(void *data, const char *name, const char **attr)
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/* XXX force parser to abort */
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return;
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}
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mt->sbuf[mt->level] = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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mt->sbuf[mt->level] = sbuf_new_auto();
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id = ref = mode = NULL;
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for (i = 0; attr[i] != NULL; i += 2) {
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if (iseq(attr[i], "id")) {
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@ -565,7 +565,7 @@ acpi_asus_probe(device_t dev)
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}
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}
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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if (sb == NULL)
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return (ENOMEM);
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@ -142,7 +142,7 @@ led_write(struct cdev *dev, struct uio *uio, int ioflag)
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return(error);
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}
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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if (sb == NULL) {
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free(s2, M_DEVBUF);
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return (ENOMEM);
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@ -748,7 +748,7 @@ g_concat_ctl_create(struct gctl_req *req, struct g_class *mp)
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}
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sc = gp->softc;
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "Can't attach disk(s) to %s:", gp->name);
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for (attached = 0, no = 1; no < *nargs; no++) {
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snprintf(param, sizeof(param), "arg%u", no);
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@ -790,7 +790,7 @@ g_ccd_create(struct gctl_req *req, struct g_class *mp)
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pp->sectorsize = sc->sc_secsize;
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g_error_provider(pp, 0);
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "ccd%d: %d components ", sc->sc_unit, *nprovider);
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for (i = 0; i < *nprovider; i++) {
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sbuf_printf(sb, "%s%s",
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@ -840,7 +840,7 @@ g_ccd_list(struct gctl_req *req, struct g_class *mp)
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up = gctl_get_paraml(req, "unit", sizeof (int));
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unit = *up;
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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LIST_FOREACH(gp, &mp->geom, geom) {
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cs = gp->softc;
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if (cs == NULL || (unit >= 0 && unit != cs->sc_unit))
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@ -464,7 +464,7 @@ g_ctl_ioctl_ctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, struct th
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req = (void *)data;
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req->nerror = 0;
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req->serror = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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req->serror = sbuf_new_auto();
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/* It is an error if we cannot return an error text */
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if (req->lerror < 2)
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return (EINVAL);
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@ -517,7 +517,7 @@ sysctl_disks(SYSCTL_HANDLER_ARGS)
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int error;
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struct sbuf *sb;
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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g_waitfor_event(g_kern_disks, sb, M_WAITOK, NULL);
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error = SYSCTL_OUT(req, sbuf_data(sb), sbuf_len(sb) + 1);
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sbuf_delete(sb);
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@ -180,7 +180,7 @@ sysctl_kern_geom_conftxt(SYSCTL_HANDLER_ARGS)
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int error;
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struct sbuf *sb;
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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g_waitfor_event(g_conftxt, sb, M_WAITOK, NULL);
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error = SYSCTL_OUT(req, sbuf_data(sb), sbuf_len(sb) + 1);
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sbuf_delete(sb);
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@ -193,7 +193,7 @@ sysctl_kern_geom_confdot(SYSCTL_HANDLER_ARGS)
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int error;
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struct sbuf *sb;
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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g_waitfor_event(g_confdot, sb, M_WAITOK, NULL);
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error = SYSCTL_OUT(req, sbuf_data(sb), sbuf_len(sb) + 1);
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sbuf_delete(sb);
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@ -206,7 +206,7 @@ sysctl_kern_geom_confxml(SYSCTL_HANDLER_ARGS)
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int error;
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struct sbuf *sb;
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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g_waitfor_event(g_confxml, sb, M_WAITOK, NULL);
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error = SYSCTL_OUT(req, sbuf_data(sb), sbuf_len(sb) + 1);
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sbuf_delete(sb);
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@ -385,7 +385,7 @@ g_slice_config(struct g_geom *gp, u_int idx, int how, off_t offset, off_t length
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pp->mediasize = gsl->length;
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return (0);
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}
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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va_start(ap, fmt);
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sbuf_vprintf(sb, fmt, ap);
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va_end(ap);
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@ -324,7 +324,7 @@ g_new_geomf(struct g_class *mp, const char *fmt, ...)
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g_topology_assert();
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G_VALID_CLASS(mp);
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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va_start(ap, fmt);
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sbuf_vprintf(sb, fmt, ap);
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va_end(ap);
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@ -566,7 +566,7 @@ g_new_providerf(struct g_geom *gp, const char *fmt, ...)
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KASSERT(!(gp->flags & G_GEOM_WITHER),
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("new provider on WITHERing geom(%s) (class %s)",
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gp->name, gp->class->name));
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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va_start(ap, fmt);
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sbuf_vprintf(sb, fmt, ap);
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va_end(ap);
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@ -506,7 +506,7 @@ g_part_ctl_add(struct gctl_req *req, struct g_part_parms *gpp)
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/* Provide feedback if so requested. */
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if (gpp->gpp_parms & G_PART_PARM_OUTPUT) {
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "%s%s added\n", gp->name,
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G_PART_NAME(table, entry, buf, sizeof(buf)));
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sbuf_finish(sb);
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@ -545,7 +545,7 @@ g_part_ctl_bootcode(struct gctl_req *req, struct g_part_parms *gpp)
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/* Provide feedback if so requested. */
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if (gpp->gpp_parms & G_PART_PARM_OUTPUT) {
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "%s has bootcode\n", gp->name);
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sbuf_finish(sb);
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gctl_set_param(req, "output", sbuf_data(sb), sbuf_len(sb) + 1);
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@ -749,7 +749,7 @@ g_part_ctl_create(struct gctl_req *req, struct g_part_parms *gpp)
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/* Provide feedback if so requested. */
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if (gpp->gpp_parms & G_PART_PARM_OUTPUT) {
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "%s created\n", gp->name);
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sbuf_finish(sb);
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gctl_set_param(req, "output", sbuf_data(sb), sbuf_len(sb) + 1);
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@ -821,7 +821,7 @@ g_part_ctl_delete(struct gctl_req *req, struct g_part_parms *gpp)
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/* Provide feedback if so requested. */
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if (gpp->gpp_parms & G_PART_PARM_OUTPUT) {
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "%s%s deleted\n", gp->name,
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G_PART_NAME(table, entry, buf, sizeof(buf)));
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sbuf_finish(sb);
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@ -877,7 +877,7 @@ g_part_ctl_destroy(struct gctl_req *req, struct g_part_parms *gpp)
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/* Provide feedback if so requested. */
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if (gpp->gpp_parms & G_PART_PARM_OUTPUT) {
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "%s destroyed\n", gp->name);
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sbuf_finish(sb);
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gctl_set_param(req, "output", sbuf_data(sb), sbuf_len(sb) + 1);
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@ -924,7 +924,7 @@ g_part_ctl_modify(struct gctl_req *req, struct g_part_parms *gpp)
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/* Provide feedback if so requested. */
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if (gpp->gpp_parms & G_PART_PARM_OUTPUT) {
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "%s%s modified\n", gp->name,
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G_PART_NAME(table, entry, buf, sizeof(buf)));
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sbuf_finish(sb);
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@ -991,7 +991,7 @@ g_part_ctl_setunset(struct gctl_req *req, struct g_part_parms *gpp,
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/* Provide feedback if so requested. */
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if (gpp->gpp_parms & G_PART_PARM_OUTPUT) {
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "%s%s has %s %sset\n", gp->name,
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G_PART_NAME(table, entry, buf, sizeof(buf)),
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gpp->gpp_attrib, (set) ? "" : "un");
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@ -1069,7 +1069,7 @@ g_stripe_ctl_create(struct gctl_req *req, struct g_class *mp)
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}
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sc = gp->softc;
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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sbuf_printf(sb, "Can't attach disk(s) to %s:", gp->name);
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for (attached = 0, no = 1; no < *nargs; no++) {
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snprintf(param, sizeof(param), "arg%u", no);
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@ -2179,7 +2179,7 @@ mount_argf(struct mntarg *ma, const char *name, const char *fmt, ...)
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ma->v[ma->len].iov_len = strlen(name) + 1;
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ma->len++;
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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va_start(ap, fmt);
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sbuf_vprintf(sb, fmt, ap);
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va_end(ap);
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@ -310,7 +310,7 @@ rules_to_string(void)
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int needcomma;
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char *temp;
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sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sb = sbuf_new_auto();
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needcomma = 0;
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mtx_lock(&rule_mtx);
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for (rule = TAILQ_FIRST(&rule_head); rule != NULL;
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@ -56,6 +56,8 @@ __BEGIN_DECLS
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* API functions
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*/
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struct sbuf *sbuf_new(struct sbuf *, char *, int, int);
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#define sbuf_new_auto() \
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sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND)
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void sbuf_clear(struct sbuf *);
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int sbuf_setpos(struct sbuf *, int);
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int sbuf_bcat(struct sbuf *, const void *, size_t);
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@ -82,9 +82,9 @@ new_node(void)
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struct node *np;
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np = calloc(1, sizeof *np);
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np->cont = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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np->cont = sbuf_new_auto();
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sbuf_clear(np->cont);
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np->key = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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np->key = sbuf_new_auto();
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sbuf_clear(np->key);
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LIST_INIT(&np->children);
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return (np);
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@ -208,7 +208,7 @@ g_simdisk_xml_load(const char *file)
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int fd, i;
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sc = calloc(1, sizeof *sc);
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sc->sbuf = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
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sc->sbuf = sbuf_new_auto();
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LIST_INIT(&sc->sectors);
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XML_SetUserData(parser, sc);
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XML_SetElementHandler(parser, startElement, endElement);
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