diff options
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/VFS/configure.in | 32 | ||||
| -rw-r--r-- | examples/libsmbclient/Makefile | 2 | ||||
| -rw-r--r-- | examples/nss/wbtest.c | 375 | ||||
| -rw-r--r-- | examples/pdb/mysql/mysql.dump | 4 |
4 files changed, 395 insertions, 18 deletions
diff --git a/examples/VFS/configure.in b/examples/VFS/configure.in index 3799e3a507..fda4cf3a31 100644 --- a/examples/VFS/configure.in +++ b/examples/VFS/configure.in @@ -53,7 +53,7 @@ AC_SUBST(LDSHFLAGS) AC_SUBST(SONAMEFLAG) AC_SUBST(SHLD) AC_SUBST(HOST_OS) -AC_SUBST(PICFLAG) +AC_SUBST(PICFLAGS) AC_SUBST(PICSUFFIX) AC_SUBST(SHLIBEXT) AC_SUBST(INSTALLCLIENTCMD_SH) @@ -178,7 +178,7 @@ HOST_OS="$host_os" LDSHFLAGS="-shared" SONAMEFLAG="#" SHLD="\${CC}" -PICFLAG="" +PICFLAGS="" PICSUFFIX="po" SHLIBEXT="so" @@ -195,7 +195,7 @@ if test "$enable_shared" = "yes"; then BLDSHARED="true" LDSHFLAGS="-shared" DYNEXP="-Wl,--export-dynamic" - PICFLAG="-fPIC" + PICFLAGS="-fPIC" SONAMEFLAG="-Wl,-soname=" ;; *solaris*) @@ -203,12 +203,12 @@ if test "$enable_shared" = "yes"; then LDSHFLAGS="-G" SONAMEFLAG="-h " if test "${GCC}" = "yes"; then - PICFLAG="-fPIC" + PICFLAGS="-fPIC" if test "${ac_cv_prog_gnu_ld}" = "yes"; then DYNEXP="-Wl,-E" fi else - PICFLAG="-KPIC" + PICFLAGS="-KPIC" ## ${CFLAGS} added for building 64-bit shared ## libs using Sun's Compiler LDSHFLAGS="-G \${CFLAGS}" @@ -219,19 +219,19 @@ if test "$enable_shared" = "yes"; then BLDSHARED="true" LDSHFLAGS="-G" SONAMEFLAG="-Wl,-h," - PICFLAG="-KPIC" # Is this correct for SunOS + PICFLAGS="-KPIC" # Is this correct for SunOS ;; *netbsd* | *freebsd*) BLDSHARED="true" LDSHFLAGS="-shared" DYNEXP="-Wl,--export-dynamic" SONAMEFLAG="-Wl,-soname," - PICFLAG="-fPIC -DPIC" + PICFLAGS="-fPIC -DPIC" ;; *openbsd*) BLDSHARED="true" LDSHFLAGS="-shared" DYNEXP="-Wl,-Bdynamic" SONAMEFLAG="-Wl,-soname," - PICFLAG="-fPIC" + PICFLAGS="-fPIC" ;; *irix*) case "$host_os" in @@ -244,16 +244,16 @@ if test "$enable_shared" = "yes"; then SONAMEFLAG="-soname " SHLD="\${LD}" if test "${GCC}" = "yes"; then - PICFLAG="-fPIC" + PICFLAGS="-fPIC" else - PICFLAG="-KPIC" + PICFLAGS="-KPIC" fi ;; *aix*) BLDSHARED="true" LDSHFLAGS="-Wl,-bexpall,-bM:SRE,-bnoentry,-berok" DYNEXP="-Wl,-brtl,-bexpall" - PICFLAG="-O2" + PICFLAGS="-O2" if test "${GCC}" != "yes"; then ## for funky AIX compiler using strncpy() CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000" @@ -267,7 +267,7 @@ if test "$enable_shared" = "yes"; then SHLD="/usr/bin/ld" LDSHFLAGS="-B symbolic -b -z" SONAMEFLAG="+h " - PICFLAG="+z" + PICFLAGS="+z" fi DYNEXP="-Wl,-E" ;; @@ -277,7 +277,7 @@ if test "$enable_shared" = "yes"; then BLDSHARED="true" LDSHFLAGS="-shared" SONAMEFLAG="-Wl,-soname," - PICFLAG="-fPIC" + PICFLAGS="-fPIC" ;; *sco*) ;; @@ -285,7 +285,7 @@ if test "$enable_shared" = "yes"; then BLDSHARED="true" LDSHFLAGS="-shared" SONAMEFLAG="-Wl,-soname," - PICFLAG="-KPIC" + PICFLAGS="-KPIC" ;; *next2*) ;; @@ -328,11 +328,11 @@ AC_CACHE_CHECK([whether building shared libraries actually works], ac_cv_shlib_works=no # try building a trivial shared library if test "$PICSUFFIX" = "po"; then - $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o shlib.po ${srcdir-.}/tests/shlib.c && + $CC $CPPFLAGS $CFLAGS $PICFLAGS -c -o shlib.po ${srcdir-.}/tests/shlib.c && $CC $CPPFLAGS $CFLAGS `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" shlib.po && ac_cv_shlib_works=yes else - $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o shlib.$PICSUFFIX ${srcdir-.}/tests/shlib.c && + $CC $CPPFLAGS $CFLAGS $PICFLAGS -c -o shlib.$PICSUFFIX ${srcdir-.}/tests/shlib.c && mv shlib.$PICSUFFIX shlib.po && $CC $CPPFLAGS $CFLAGS `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" shlib.po && ac_cv_shlib_works=yes diff --git a/examples/libsmbclient/Makefile b/examples/libsmbclient/Makefile index c84cc3c977..e7c82a3aee 100644 --- a/examples/libsmbclient/Makefile +++ b/examples/libsmbclient/Makefile @@ -14,7 +14,7 @@ all: testsmbc tree testacl testsmbc: testsmbc.o @echo Linking testsmbc - @$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< -lsmbclient -L/usr/local/lib + $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $< -lsmbclient -L/usr/local/lib testsmbc-static: testsmbc.o @echo Linking testsmbc diff --git a/examples/nss/wbtest.c b/examples/nss/wbtest.c new file mode 100644 index 0000000000..fc8f575ef0 --- /dev/null +++ b/examples/nss/wbtest.c @@ -0,0 +1,375 @@ +/* + nss sample code for extended winbindd functionality + + Copyright (C) Andrew Tridgell (tridge@samba.org) + + you are free to use this code in any way you see fit, including + without restriction, using this code in your own products. You do + not need to give any attribution. +*/ + +/* + compile like this: + + cc -o wbtest wbtest.c -ldl + + and run like this: + + ./wbtest /lib/libnss_winbind.so +*/ + +#define _GNU_SOURCE + +#include <stdio.h> +#include <stdlib.h> +#include <nss.h> +#include <dlfcn.h> +#include <pwd.h> +#include <grp.h> +#include <errno.h> +#include <string.h> +#include <sys/types.h> + +typedef enum nss_status NSS_STATUS; + +struct nss_state { + void *dl_handle; + char *nss_name; + char pwnam_buf[512]; +}; + +/* + find a function in the nss library +*/ +static void *find_fn(struct nss_state *nss, const char *name) +{ + void *res; + char *s = NULL; + + asprintf(&s, "_nss_%s_%s", nss->nss_name, name); + if (!s) { + errno = ENOMEM; + return NULL; + } + res = dlsym(nss->dl_handle, s); + free(s); + if (!res) { + errno = ENOENT; + return NULL; + } + return res; +} + +/* + establish a link to the nss library + Return 0 on success and -1 on error +*/ +int nss_open(struct nss_state *nss, const char *nss_path) +{ + char *p; + p = strrchr(nss_path, '_'); + if (!p) { + errno = EINVAL; + return -1; + } + + nss->nss_name = strdup(p+1); + p = strchr(nss->nss_name, '.'); + if (p) *p = 0; + + nss->dl_handle = dlopen(nss_path, RTLD_LAZY); + if (!nss->dl_handle) { + free(nss->nss_name); + return -1; + } + + return 0; +} + +/* + close and cleanup a nss state +*/ +void nss_close(struct nss_state *nss) +{ + free(nss->nss_name); + dlclose(nss->dl_handle); +} + +/* + make a getpwnam call. + Return 0 on success and -1 on error +*/ +int nss_getpwent(struct nss_state *nss, struct passwd *pwd) +{ + NSS_STATUS (*_nss_getpwent_r)(struct passwd *, char *, + size_t , int *) = find_fn(nss, "getpwent_r"); + NSS_STATUS status; + int nss_errno = 0; + + if (!_nss_getpwent_r) { + return -1; + } + + status = _nss_getpwent_r(pwd, nss->pwnam_buf, sizeof(nss->pwnam_buf), &nss_errno); + if (status == NSS_STATUS_NOTFOUND) { + errno = ENOENT; + return -1; + } + if (status != NSS_STATUS_SUCCESS) { + errno = nss_errno; + return -1; + } + + return 0; +} + +/* + make a setpwent call. + Return 0 on success and -1 on error +*/ +int nss_setpwent(struct nss_state *nss) +{ + NSS_STATUS (*_nss_setpwent)(void) = find_fn(nss, "setpwent"); + NSS_STATUS status; + if (!_nss_setpwent) { + return -1; + } + status = _nss_setpwent(); + if (status != NSS_STATUS_SUCCESS) { + errno = EINVAL; + return -1; + } + return 0; +} + +/* + make a endpwent call. + Return 0 on success and -1 on error +*/ +int nss_endpwent(struct nss_state *nss) +{ + NSS_STATUS (*_nss_endpwent)(void) = find_fn(nss, "endpwent"); + NSS_STATUS status; + if (!_nss_endpwent) { + return -1; + } + status = _nss_endpwent(); + if (status != NSS_STATUS_SUCCESS) { + errno = EINVAL; + return -1; + } + return 0; +} + + +/* + convert a name to a SID + caller frees + Return 0 on success and -1 on error +*/ +int nss_nametosid(struct nss_state *nss, const char *name, char **sid) +{ + NSS_STATUS (*_nss_nametosid)(const char *, char **, char *, size_t, int *) = + find_fn(nss, "nametosid"); + NSS_STATUS status; + int nss_errno = 0; + char buf[200]; + + if (!_nss_nametosid) { + return -1; + } + + status = _nss_nametosid(name, sid, buf, sizeof(buf), &nss_errno); + if (status == NSS_STATUS_NOTFOUND) { + errno = ENOENT; + return -1; + } + if (status != NSS_STATUS_SUCCESS) { + errno = nss_errno; + return -1; + } + + *sid = strdup(*sid); + + return 0; +} + +/* + convert a SID to a name + caller frees + Return 0 on success and -1 on error +*/ +int nss_sidtoname(struct nss_state *nss, char *sid, char **name) +{ + NSS_STATUS (*_nss_sidtoname)(const char *, char **, char *, size_t, int *) = + find_fn(nss, "sidtoname"); + NSS_STATUS status; + int nss_errno = 0; + char buf[200]; + + if (!_nss_sidtoname) { + return -1; + } + + status = _nss_sidtoname(sid, name, buf, sizeof(buf), &nss_errno); + if (status == NSS_STATUS_NOTFOUND) { + errno = ENOENT; + return -1; + } + if (status != NSS_STATUS_SUCCESS) { + errno = nss_errno; + return -1; + } + + *name = strdup(*name); + + return 0; +} + +/* + return a list of group SIDs for a user SID + the returned list is NULL terminated + Return 0 on success and -1 on error +*/ +int nss_getusersids(struct nss_state *nss, const char *user_sid, char ***sids) +{ + NSS_STATUS (*_nss_getusersids)(const char *, char **, int *, char *, size_t, int *) = + find_fn(nss, "getusersids"); + NSS_STATUS status; + int nss_errno = 0; + char *s; + int i, num_groups = 0; + unsigned bufsize = 10; + char *buf; + + if (!_nss_getusersids) { + return -1; + } + +again: + buf = malloc(bufsize); + if (!buf) { + errno = ENOMEM; + return -1; + } + + status = _nss_getusersids(user_sid, &s, &num_groups, buf, bufsize, &nss_errno); + if (status == NSS_STATUS_NOTFOUND) { + errno = ENOENT; + free(buf); + return -1; + } + + if (status == NSS_STATUS_TRYAGAIN) { + bufsize *= 2; + free(buf); + goto again; + } + + if (status != NSS_STATUS_SUCCESS) { + free(buf); + errno = nss_errno; + return -1; + } + + if (num_groups == 0) { + free(buf); + return 0; + } + + *sids = (char **)malloc(sizeof(char *) * (num_groups+1)); + if (! *sids) { + errno = ENOMEM; + free(buf); + return -1; + } + + for (i=0;i<num_groups;i++) { + (*sids)[i] = strdup(s); + s += strlen(s) + 1; + } + (*sids)[i] = NULL; + + free(buf); + + return 0; +} + + +static int nss_test_users(struct nss_state *nss) +{ + struct passwd pwd; + + if (nss_setpwent(nss) != 0) { + perror("setpwent"); + return -1; + } + + /* loop over all users */ + while ((nss_getpwent(nss, &pwd) == 0)) { + char *sid, **group_sids, *name2; + int i; + + printf("User %s\n", pwd.pw_name); + if (nss_nametosid(nss, pwd.pw_name, &sid) != 0) { + perror("nametosid"); + return -1; + } + printf("\tSID %s\n", sid); + + if (nss_sidtoname(nss, sid, &name2) != 0) { + perror("sidtoname"); + return -1; + } + printf("\tSID->name %s\n", name2); + + if (nss_getusersids(nss, sid, &group_sids) != 0) { + perror("getusersids"); + return -1; + } + + printf("\tGroups:\n"); + for (i=0; group_sids[i]; i++) { + printf("\t\t%s\n", group_sids[i]); + free(group_sids[i]); + } + + free(sid); + free(name2); + free(group_sids); + } + + + if (nss_endpwent(nss) != 0) { + perror("endpwent"); + return -1; + } + + return 0; +} + + +/* + main program. It lists all users, listing user SIDs for each user + */ +int main(int argc, char *argv[]) +{ + struct nss_state nss; + const char *so_path = "/lib/libnss_winbind.so"; + int ret; + + if (argc > 1) { + so_path = argv[1]; + } + + if (nss_open(&nss, so_path) != 0) { + perror("nss_open"); + exit(1); + } + + ret = nss_test_users(&nss); + + nss_close(&nss); + + return ret; +} diff --git a/examples/pdb/mysql/mysql.dump b/examples/pdb/mysql/mysql.dump index 3bd6d19800..5da75f5745 100644 --- a/examples/pdb/mysql/mysql.dump +++ b/examples/pdb/mysql/mysql.dump @@ -31,5 +31,7 @@ CREATE TABLE user ( logon_divs int(9), hours_len int(9), unknown_5 int(9), - unknown_6 int(9) + unknown_6 int(9), + bad_password_count int(9), + logon_count(9) ); |