treewide: introduce UID_INVALID (and friends) as macro for (uid_t) -1

3 files changed, 22 insertions, 22 deletions

diff --git a/src/libsystemd/sd-bus/bus-control.c b/src/libsystemd/sd-bus/bus-control.c
index 71fdbcf948..a9a0c1ec19 100644
--- a/src/libsystemd/sd-bus/bus-control.c
+++ b/src/libsystemd/sd-bus/bus-control.c
@@ -414,42 +414,42 @@ static int bus_populate_creds_from_items(
 
                 case KDBUS_ITEM_CREDS:
 
-                        if (mask & SD_BUS_CREDS_UID && (uid_t) item->creds.uid != (uid_t) -1) {
+                        if (mask & SD_BUS_CREDS_UID && (uid_t) item->creds.uid != UID_INVALID) {
                                 c->uid = (uid_t) item->creds.uid;
                                 c->mask |= SD_BUS_CREDS_UID;
                         }
 
-                        if (mask & SD_BUS_CREDS_EUID && (uid_t) item->creds.euid != (uid_t) -1) {
+                        if (mask & SD_BUS_CREDS_EUID && (uid_t) item->creds.euid != UID_INVALID) {
                                 c->euid = (uid_t) item->creds.euid;
                                 c->mask |= SD_BUS_CREDS_EUID;
                         }
 
-                        if (mask & SD_BUS_CREDS_SUID && (uid_t) item->creds.suid != (uid_t) -1) {
+                        if (mask & SD_BUS_CREDS_SUID && (uid_t) item->creds.suid != UID_INVALID) {
                                 c->suid = (uid_t) item->creds.suid;
                                 c->mask |= SD_BUS_CREDS_SUID;
                         }
 
-                        if (mask & SD_BUS_CREDS_FSUID && (uid_t) item->creds.fsuid != (uid_t) -1) {
+                        if (mask & SD_BUS_CREDS_FSUID && (uid_t) item->creds.fsuid != UID_INVALID) {
                                 c->fsuid = (uid_t) item->creds.fsuid;
                                 c->mask |= SD_BUS_CREDS_FSUID;
                         }
 
-                        if (mask & SD_BUS_CREDS_GID && (gid_t) item->creds.gid != (gid_t) -1) {
+                        if (mask & SD_BUS_CREDS_GID && (gid_t) item->creds.gid != GID_INVALID) {
                                 c->gid = (gid_t) item->creds.gid;
                                 c->mask |= SD_BUS_CREDS_GID;
                         }
 
-                        if (mask & SD_BUS_CREDS_EGID && (gid_t) item->creds.egid != (gid_t) -1) {
+                        if (mask & SD_BUS_CREDS_EGID && (gid_t) item->creds.egid != GID_INVALID) {
                                 c->egid = (gid_t) item->creds.egid;
                                 c->mask |= SD_BUS_CREDS_EGID;
                         }
 
-                        if (mask & SD_BUS_CREDS_SGID && (gid_t) item->creds.sgid != (gid_t) -1) {
+                        if (mask & SD_BUS_CREDS_SGID && (gid_t) item->creds.sgid != GID_INVALID) {
                                 c->sgid = (gid_t) item->creds.sgid;
                                 c->mask |= SD_BUS_CREDS_SGID;
                         }
 
-                        if (mask & SD_BUS_CREDS_FSGID && (gid_t) item->creds.fsgid != (gid_t) -1) {
+                        if (mask & SD_BUS_CREDS_FSGID && (gid_t) item->creds.fsgid != GID_INVALID) {
                                 c->fsgid = (gid_t) item->creds.fsgid;
                                 c->mask |= SD_BUS_CREDS_FSGID;
                         }
@@ -549,7 +549,7 @@ static int bus_populate_creds_from_items(
                                 c->mask |= SD_BUS_CREDS_AUDIT_SESSION_ID;
                         }
 
-                        if (mask & SD_BUS_CREDS_AUDIT_LOGIN_UID && (uid_t) item->audit.loginuid != (uid_t) -1) {
+                        if (mask & SD_BUS_CREDS_AUDIT_LOGIN_UID && (uid_t) item->audit.loginuid != UID_INVALID) {
                                 c->audit_login_uid = (uid_t) item->audit.loginuid;
                                 c->mask |= SD_BUS_CREDS_AUDIT_LOGIN_UID;
                         }
@@ -946,12 +946,12 @@ static int bus_get_owner_creds_dbus1(sd_bus *bus, uint64_t mask, sd_bus_creds **
                         c->mask |= SD_BUS_CREDS_PID & mask;
                 }
 
-                if (bus->ucred.uid != (uid_t) -1) {
+                if (bus->ucred.uid != UID_INVALID) {
                         c->uid = bus->ucred.uid;
                         c->mask |= SD_BUS_CREDS_UID & mask;
                 }
 
-                if (bus->ucred.gid != (gid_t) -1) {
+                if (bus->ucred.gid != GID_INVALID) {
                         c->gid = bus->ucred.gid;
                         c->mask |= SD_BUS_CREDS_GID & mask;
                 }
diff --git a/src/libsystemd/sd-bus/bus-kernel.c b/src/libsystemd/sd-bus/bus-kernel.c
index aaf44e3e75..d81e9d2546 100644
--- a/src/libsystemd/sd-bus/bus-kernel.c
+++ b/src/libsystemd/sd-bus/bus-kernel.c
@@ -580,42 +580,42 @@ static int bus_kernel_make_message(sd_bus *bus, struct kdbus_msg *k) {
 
                         /* EUID/SUID/FSUID/EGID/SGID/FSGID might be missing too (see above). */
 
-                        if ((uid_t) d->creds.uid != (uid_t) -1) {
+                        if ((uid_t) d->creds.uid != UID_INVALID) {
                                 m->creds.uid = (uid_t) d->creds.uid;
                                 m->creds.mask |= SD_BUS_CREDS_UID & bus->creds_mask;
                         }
 
-                        if ((uid_t) d->creds.euid != (uid_t) -1) {
+                        if ((uid_t) d->creds.euid != UID_INVALID) {
                                 m->creds.euid = (uid_t) d->creds.euid;
                                 m->creds.mask |= SD_BUS_CREDS_EUID & bus->creds_mask;
                         }
 
-                        if ((uid_t) d->creds.suid != (uid_t) -1) {
+                        if ((uid_t) d->creds.suid != UID_INVALID) {
                                 m->creds.suid = (uid_t) d->creds.suid;
                                 m->creds.mask |= SD_BUS_CREDS_SUID & bus->creds_mask;
                         }
 
-                        if ((uid_t) d->creds.fsuid != (uid_t) -1) {
+                        if ((uid_t) d->creds.fsuid != UID_INVALID) {
                                 m->creds.fsuid = (uid_t) d->creds.fsuid;
                                 m->creds.mask |= SD_BUS_CREDS_FSUID & bus->creds_mask;
                         }
 
-                        if ((gid_t) d->creds.gid != (gid_t) -1) {
+                        if ((gid_t) d->creds.gid != GID_INVALID) {
                                 m->creds.gid = (gid_t) d->creds.gid;
                                 m->creds.mask |= SD_BUS_CREDS_GID & bus->creds_mask;
                         }
 
-                        if ((gid_t) d->creds.egid != (gid_t) -1) {
+                        if ((gid_t) d->creds.egid != GID_INVALID) {
                                 m->creds.egid = (gid_t) d->creds.egid;
                                 m->creds.mask |= SD_BUS_CREDS_EGID & bus->creds_mask;
                         }
 
-                        if ((gid_t) d->creds.sgid != (gid_t) -1) {
+                        if ((gid_t) d->creds.sgid != GID_INVALID) {
                                 m->creds.sgid = (gid_t) d->creds.sgid;
                                 m->creds.mask |= SD_BUS_CREDS_SGID & bus->creds_mask;
                         }
 
-                        if ((gid_t) d->creds.fsgid != (gid_t) -1) {
+                        if ((gid_t) d->creds.fsgid != GID_INVALID) {
                                 m->creds.fsgid = (gid_t) d->creds.fsgid;
                                 m->creds.mask |= SD_BUS_CREDS_FSGID & bus->creds_mask;
                         }
@@ -671,7 +671,7 @@ static int bus_kernel_make_message(sd_bus *bus, struct kdbus_msg *k) {
                                 m->creds.mask |= SD_BUS_CREDS_AUDIT_SESSION_ID & bus->creds_mask;
                         }
 
-                        if ((uid_t) d->audit.loginuid != (uid_t) -1) {
+                        if ((uid_t) d->audit.loginuid != UID_INVALID) {
                                 m->creds.audit_login_uid = (uid_t) d->audit.loginuid;
                                 m->creds.mask |= SD_BUS_CREDS_AUDIT_LOGIN_UID & bus->creds_mask;
                         }
diff --git a/src/libsystemd/sd-bus/bus-message.c b/src/libsystemd/sd-bus/bus-message.c
index 05015a4157..2c85130d19 100644
--- a/src/libsystemd/sd-bus/bus-message.c
+++ b/src/libsystemd/sd-bus/bus-message.c
@@ -429,10 +429,10 @@ int bus_message_from_header(
                 if (m->creds.pid > 0)
                         m->creds.mask |= SD_BUS_CREDS_PID;
 
-                if (m->creds.uid != (uid_t) -1)
+                if (m->creds.uid != UID_INVALID)
                         m->creds.mask |= SD_BUS_CREDS_UID;
 
-                if (m->creds.gid != (gid_t) -1)
+                if (m->creds.gid != GID_INVALID)
                         m->creds.mask |= SD_BUS_CREDS_GID;
         }