diff options
| -rw-r--r-- | source3/lib/sysacls.c | 16 | ||||
| -rw-r--r-- | source3/lib/system.c | 110 | ||||
| -rw-r--r-- | source3/lib/util.c | 15 | ||||
| -rw-r--r-- | source3/rpc_server/srv_samr_nt.c | 10 | ||||
| -rw-r--r-- | source3/utils/smbpasswd.c | 6 | ||||
| -rw-r--r-- | source3/utils/status.c | 4 |
6 files changed, 26 insertions, 135 deletions
diff --git a/source3/lib/sysacls.c b/source3/lib/sysacls.c index 22245992f5..00d06e4a5a 100644 --- a/source3/lib/sysacls.c +++ b/source3/lib/sysacls.c @@ -644,13 +644,7 @@ char *sys_acl_to_text(SMB_ACL_T acl_d, ssize_t *len_p) break; case SMB_ACL_USER: - if ((pw = sys_getpwuid(ap->a_id)) == NULL) { - slprintf(idbuf, sizeof(idbuf)-1, "%ld", - (long)ap->a_id); - id = idbuf; - } else { - id = pw->pw_name; - } + id = uidtoname(ap->a_id); case SMB_ACL_USER_OBJ: tag = "user"; break; @@ -1281,13 +1275,7 @@ char *sys_acl_to_text(SMB_ACL_T acl_d, ssize_t *len_p) break; case SMB_ACL_USER: - if ((pw = sys_getpwuid(ap->a_id)) == NULL) { - slprintf(idbuf, sizeof(idbuf)-1, "%ld", - (long)ap->a_id); - id = idbuf; - } else { - id = pw->pw_name; - } + id = uidtoname(ap->a_id); case SMB_ACL_USER_OBJ: tag = "user"; break; diff --git a/source3/lib/system.c b/source3/lib/system.c index 9953df7058..3bf0994621 100644 --- a/source3/lib/system.c +++ b/source3/lib/system.c @@ -744,133 +744,25 @@ int sys_setgroups(int setlen, gid_t *gidset) #endif /* HAVE_SETGROUPS */ -/* - * We only wrap pw_name and pw_passwd for now as these - * are the only potentially modified fields. - */ - -/************************************************************************** - Helper function for getpwnam/getpwuid wrappers. -****************************************************************************/ - -struct saved_pw { - fstring pw_name; - fstring pw_passwd; - fstring pw_gecos; - pstring pw_dir; - pstring pw_shell; - struct passwd pass; -}; - -static struct saved_pw pw_mod; /* This is the structure returned - can be modified. */ -static struct saved_pw pw_cache; /* This is the structure saved - used to check cache. */ - -static int num_lookups; /* Counter so we don't always use cache. */ -#ifndef PW_RET_CACHE_MAX_LOOKUPS -#define PW_RET_CACHE_MAX_LOOKUPS 100 -#endif - -static void copy_pwent(struct saved_pw *dst, struct passwd *pass) -{ - memcpy((char *)&dst->pass, pass, sizeof(struct passwd)); - - fstrcpy(dst->pw_name, pass->pw_name); - dst->pass.pw_name = dst->pw_name; - - fstrcpy(dst->pw_passwd, pass->pw_passwd); - dst->pass.pw_passwd = dst->pw_passwd; - - fstrcpy(dst->pw_gecos, pass->pw_gecos); - dst->pass.pw_gecos = dst->pw_gecos; - - pstrcpy(dst->pw_dir, pass->pw_dir); - dst->pass.pw_dir = dst->pw_dir; - - pstrcpy(dst->pw_shell, pass->pw_shell); - dst->pass.pw_shell = dst->pw_shell; -} - -static struct passwd *setup_pwret(struct passwd *pass) -{ - if (pass == NULL) { - /* Clear the caches. */ - memset(&pw_cache, '\0', sizeof(struct saved_pw)); - memset(&pw_mod, '\0', sizeof(struct saved_pw)); - num_lookups = 0; - return NULL; - } - - copy_pwent( &pw_mod, pass); - - if (pass != &pw_cache.pass) { - - /* If it's a cache miss we must also refill the cache. */ - - copy_pwent( &pw_cache, pass); - num_lookups = 1; - - } else { - - /* Cache hit. */ - - num_lookups++; - num_lookups = (num_lookups % PW_RET_CACHE_MAX_LOOKUPS); - } - - return &pw_mod.pass; -} - /************************************************************************** Wrappers for setpwent(), getpwent() and endpwent() ****************************************************************************/ void sys_setpwent(void) { - setup_pwret(NULL); /* Clear cache. */ setpwent(); } struct passwd *sys_getpwent(void) { - return setup_pwret(getpwent()); + return getpwent(); } void sys_endpwent(void) { - setup_pwret(NULL); /* Clear cache. */ endpwent(); } -/************************************************************************** - Wrapper for getpwnam(). Always returns a static that can be modified. -****************************************************************************/ - -struct passwd *sys_getpwnam(const char *name) -{ - if (!name || !name[0]) - return NULL; - - /* check for a cache hit first */ - if (num_lookups && pw_cache.pass.pw_name && !strcmp(name, pw_cache.pass.pw_name)) { - return setup_pwret(&pw_cache.pass); - } - - return setup_pwret(getpwnam(name)); -} - -/************************************************************************** - Wrapper for getpwuid(). Always returns a static that can be modified. -****************************************************************************/ - -struct passwd *sys_getpwuid(uid_t uid) -{ - if (num_lookups && pw_cache.pass.pw_name && (uid == pw_cache.pass.pw_uid)) { - return setup_pwret(&pw_cache.pass); - } - - return setup_pwret(getpwuid(uid)); -} - #if 0 /* NOT CURRENTLY USED - JRA */ /************************************************************************** The following are the UNICODE versions of *all* system interface functions diff --git a/source3/lib/util.c b/source3/lib/util.c index a23ef91a31..2fe9ec331b 100644 --- a/source3/lib/util.c +++ b/source3/lib/util.c @@ -1052,16 +1052,19 @@ BOOL process_exists(pid_t pid) Convert a uid into a user name. ********************************************************************/ -char *uidtoname(uid_t uid) +const char *uidtoname(uid_t uid) { static fstring name; struct passwd *pass; - pass = sys_getpwuid(uid); - if (pass) - return(pass->pw_name); - slprintf(name, sizeof(name) - 1, "%d",(int)uid); - return(name); + pass = getpwuid_alloc(uid); + if (pass) { + fstrcpy(name, pass->pw_name); + passwd_free(&pass); + } else { + slprintf(name, sizeof(name) - 1, "%ld",(long int)uid); + } + return name; } diff --git a/source3/rpc_server/srv_samr_nt.c b/source3/rpc_server/srv_samr_nt.c index 106d7c1923..6a623bd2a0 100644 --- a/source3/rpc_server/srv_samr_nt.c +++ b/source3/rpc_server/srv_samr_nt.c @@ -2935,8 +2935,11 @@ NTSTATUS _samr_add_aliasmem(pipes_struct *p, SAMR_Q_ADD_ALIASMEM *q_u, SAMR_R_AD pdb_free_sam(&sam_user); - if ((pwd=getpwuid(uid)) == NULL) + if ((pwd=getpwuid_alloc(uid)) == NULL) { return NT_STATUS_NO_SUCH_USER; + } else { + passwd_free(&pwd); + } if ((grp=getgrgid(map.gid)) == NULL) return NT_STATUS_NO_SUCH_ALIAS; @@ -3076,8 +3079,11 @@ NTSTATUS _samr_add_groupmem(pipes_struct *p, SAMR_Q_ADD_GROUPMEM *q_u, SAMR_R_AD pdb_free_sam(&sam_user); - if ((pwd=getpwuid(uid)) == NULL) + if ((pwd=getpwuid_alloc(uid)) == NULL) { return NT_STATUS_NO_SUCH_USER; + } else { + passwd_free(&pwd); + } if ((grp=getgrgid(map.gid)) == NULL) return NT_STATUS_NO_SUCH_GROUP; diff --git a/source3/utils/smbpasswd.c b/source3/utils/smbpasswd.c index 5d219b6907..70bf551edb 100644 --- a/source3/utils/smbpasswd.c +++ b/source3/utils/smbpasswd.c @@ -367,8 +367,9 @@ static int process_root(int local_flags) load_interfaces(); } - if (!user_name[0] && (pwd = sys_getpwuid(geteuid()))) { + if (!user_name[0] && (pwd = getpwuid_alloc(geteuid()))) { fstrcpy(user_name, pwd->pw_name); + passwd_free(&pwd); } if (!user_name[0]) { @@ -504,9 +505,10 @@ static int process_nonroot(int local_flags) } if (!user_name[0]) { - pwd = sys_getpwuid(getuid()); + pwd = getpwuid_alloc(getuid()); if (pwd) { fstrcpy(user_name,pwd->pw_name); + passwd_free(&pwd); } else { fprintf(stderr, "smbpasswd: you don't exist - go away\n"); exit(1); diff --git a/source3/utils/status.c b/source3/utils/status.c index 7755ce9ab4..f230cd8466 100644 --- a/source3/utils/status.c +++ b/source3/utils/status.c @@ -61,14 +61,14 @@ static int show_brl; /* added by OH */ -static void Ucrit_addUsername(char *username) +static void Ucrit_addUsername(const char *username) { pstrcpy(Ucrit_username, username); if(strlen(Ucrit_username) > 0) Ucrit_IsActive = 1; } -static unsigned int Ucrit_checkUsername(char *username) +static unsigned int Ucrit_checkUsername(const char *username) { if ( !Ucrit_IsActive) return 1; if (strcmp(Ucrit_username,username) ==0) return 1; |