ref: d1540c7f666e3c5d636b48c956b444205b50502d
dir: /liblogfs/perm.c/
#include "logfsos.h" #include "logfs.h" #include "local.h" int logfsuserpermcheck(LogfsServer *s, Entry *e, Fid *f, ulong permmask) { if(s->openflags & LogfsOpenFlagNoPerm) return 1; if((e->perm & permmask) == permmask) /* the whole world can do this */ return 1; if(((e->perm >> 6) & permmask) == permmask) { /* maybe we're the owner */ char *uname = logfsisfindnamefromid(s->is, e->uid); if(uname == f->uname) return 1; } if(((e->perm >> 3) & permmask) == permmask) { /* maybe we're in the group */ Group *g = logfsisfindgroupfromid(s->is, e->gid); return g && logfsisgroupunameismember(s->is, g, f->uname); } return 0; }