From 2d7da676f38bc00f40d2b604036c0295c156529e Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 11 Jul 1997 01:19:07 +0000 Subject: update. 1997-07-11 03:00 Ulrich Drepper * inet/inet_ntoa.c: Prevent looking for thread data key if we found one. * signal/sigandset.c: Include stddef.h to get NULL defined. * signal/sigisempty.c: Likewise. * signal/sigorset.c: Likewise. * sysdeps/stub/if_index.h: Likewise. * wcsmbs/wcstod_l.c: Include locale.h to get __locale_t defined. * wcsmbs/wcstof_l.c: Likewise. * wcsmbs/wcstol_l.c: Likewise. * wcsmbs/wcstold_l.c: Likewise. * wcsmbs/wcstoll_l.c: Likewise. * wcsmbs/wcstoul_l.c: Likewise. * wcsmbs/wcstoull_l.c: Likewise. Reported by Marcus G. Daniels . * stdio-common/snprintf.c: Use ISO C function definition form. * sysdeps/stub/libc-lock.h: Don't define __libc_key_create and __libc_setspecific as empty macros since they are used as function with return value. Reported by Andreas Jaeger. 1997-07-10 Marcus G. Daniels * sysdeps/mach/hurd/select.c (__select): Need bit count for MACH_MSG_TYPE_INTEGER_T. 1997-07-08 10:12 Fila Kolodny * sysdeps/i370/Implies: New file for i370-ibm-mvs port. * sysdeps/mvs/Implies: Likewise. 1997-07-09 23:06 Thorsten Kukuk * nis/Makefile: Add new source files. * nis/nis_intern.h: Add new internal functions. * nis/rpcsvc/nislib.h: Likewise. * nis/lckcache.c: New. * nis/nis_cache.c: New, dummy functions in the moment. * nis/nis_util.c: New. * nis/nisplus-parser.h: New. * nis/nss_nisplus/nisplus-parser.c: New. * nis/rpcsvc/nis_cache.h: New. * nis/rpcsvc/nis_cache.x: New. * nis/nss_compat/compat-grp.c: Matches Solaris behaviour now. * nis/nss_compat/compat-pwd.c: Likewise. * nis/nss_compat/compat-spwd.c: Likewise. * nis/nss_nisplus/nisplus-alias.c: Likewise. * nis/nss_nisplus/nisplus-ethers.c: Likewise. * nis/nss_nisplus/nisplus-grp.c: Likewise. * nis/nss_nisplus/nisplus-hosts.c: Likewise. * nis/nss_nisplus/nisplus-netgrp.c: Likewise. * nis/nss_nisplus/nisplus-network.c: Likewise. * nis/nss_nisplus/nisplus-proto.c: Likewise. * nis/nss_nisplus/nisplus-publickey.c: Likewise. * nis/nss_nisplus/nisplus-pwd.c: Likewise. * nis/nss_nisplus/nisplus-rpc.c: Likewise. * nis/nss_nisplus/nisplus-service.c: Likewise. * nis/nss_nisplus/nisplus-spwd.c: Likewise. * nis/nss_nis/nis-publickey.c: Remove libc-lock.h include. * nis/nis_intern.c: Removed. * nis/nis_call.c: Complete rewrite. * nis/nis_lookup.c: Likewise. * nis/nis_table.c: Likewise. * nis/libnsl.map: Add missing symbols. * nis/nis_print.c: Fix nis_print_link. * nis/nis_subr.c: Fix nis_getnames. 1997-07-09 07:19 H.J. Lu * posix/execvp.c (execvp): Handle ESTALE. 1997-07-10 13:54 Ulrich Drepper * posix/regex.c: Make CHAR_SET_SIZE definition always available, even if SYNTAX_TABLE is defined. Patch by Akim Demaille . 1997-07-09 08:16 H.J. Lu * libio/fileops.c (_IO_file_underflow): Adjust pointers before calling _IO_SYSREAD (). 1997-07-07 22:54 Zack Weinberg * sysdeps/sparc/divrem.m4: Eliminate use of "DEFS.h" (sysdep.h does the same job). * sysdeps/sparc/alloca.S: Likewise. * sysdeps/sparc/dotmul.S: Likewise. * sysdeps/sparc/udiv_qrnnd.S: Likewise. * sysdeps/sparc/rem.S: Regenerated. * sysdeps/sparc/sdiv.S: Regenerated. * sysdeps/sparc/udiv.S: Regenerated. * sysdeps/sparc/urem.S: Regenerated. * sysdeps/sparc/DEFS.h: Removed. * sysdeps/sparc/elf/DEFS.h: Removed. * sysdeps/sparc/Dist: Don't distribute DEFS.h. * sysdeps/unix/sparc/sysdep.h: Use 4 byte alignment. Add .type directive #ifdef HAVE_ELF. Minor format changes. * sysdeps/alpha/DEFS.h: Removed. * sysdeps/alpha/Dist: Don't distribute DEFS.h. 1997-07-07 19:03 H.J. Lu * math/test-fenv.c (feenv_nomask_test): Move fesetenv (FE_NOMASK_ENV) after fork () to work with SMP. * sysdeps/i386/fpu_control.h (_FPU_IEEE): Fix comment. 1997-07-08 Andreas Schwab * libc.map: Add _IO_peekc_locked. 1997-07-07 15:45 Fila Kolodny * Makeconfig: Add dbobjdir to rpath-link analogous to nssobjdir. 1997-07-08 Andreas Schwab * sysdeps/m68k/fpu/feholdexcpt.c: Shift the exception mask in the right position. * sysdeps/m68k/fpu/fesetenv.c (fesetenv): Likewise. 1997-07-08 13:59 Ulrich Drepper * time/strftime.c (spaces, zeroes): Handle broken SGI compiler. Patch by Richard Stallman . --- nis/nss_nisplus/nisplus-proto.c | 226 +++++++++++++++++++++++++--------------- 1 file changed, 140 insertions(+), 86 deletions(-) (limited to 'nis/nss_nisplus/nisplus-proto.c') diff --git a/nis/nss_nisplus/nisplus-proto.c b/nis/nss_nisplus/nisplus-proto.c index ee0341d0b9..1ee9a8944b 100644 --- a/nis/nss_nisplus/nisplus-proto.c +++ b/nis/nss_nisplus/nisplus-proto.c @@ -31,97 +31,146 @@ __libc_lock_define_initialized (static, lock) static nis_result *result = NULL; -static nis_name *names = NULL; - -#define ENTNAME protoent -#define DATABASE "protocols" -#define TRAILING_LIST_MEMBER p_aliases -#define TRAILING_LIST_SEPARATOR_P isspace -#include "../../nss/nss_files/files-parse.c" -LINE_PARSER -("#", - STRING_FIELD (result->p_name, isspace, 1); - INT_FIELD (result->p_proto, isspace, 1, 10,); -) +static nis_name tablename_val = NULL; +static u_long tablename_len = 0; #define NISENTRYVAL(idx,col,res) \ - ((res)->objects.objects_val[(idx)].zo_data.objdata_u.en_data.en_cols.en_cols_val[(col)].ec_value.ec_value_val) + ((res)->objects.objects_val[(idx)].EN_data.en_cols.en_cols_val[(col)].ec_value.ec_value_val) #define NISENTRYLEN(idx,col,res) \ - ((res)->objects.objects_val[(idx)].zo_data.objdata_u.en_data.en_cols.en_cols_val[(col)].ec_value.ec_value_len) + ((res)->objects.objects_val[(idx)].EN_data.en_cols.en_cols_val[(col)].ec_value.ec_value_len) static int _nss_nisplus_parse_protoent (nis_result * result, struct protoent *proto, char *buffer, size_t buflen) { - char *p = buffer; + char *first_unused = buffer; size_t room_left = buflen; unsigned int i; - struct parser_data *data = (void *) buffer; + char *p, *line; if (result == NULL) return 0; if ((result->status != NIS_SUCCESS && result->status != NIS_S_SUCCESS) || - result->objects.objects_val[0].zo_data.zo_type != ENTRY_OBJ || - strcmp (result->objects.objects_val[0].zo_data.objdata_u.en_data.en_type, - "protocols_tbl") != 0 || - result->objects.objects_val[0].zo_data.objdata_u.en_data.en_cols.en_cols_len < 3) + __type_of (NIS_RES_OBJECT (result)) != ENTRY_OBJ || + strcmp (NIS_RES_OBJECT (result)->EN_data.en_type, "protocols_tbl") != 0 + || NIS_RES_OBJECT (result)->EN_data.en_cols.en_cols_len < 3) return 0; - memset (p, '\0', room_left); - /* Generate the protocols entry format and use the normal parser */ if (NISENTRYLEN (0, 0, result) + 1 > room_left) { + no_more_room: __set_errno (ERANGE); return 0; } - strncpy (p, NISENTRYVAL (0, 0, result), NISENTRYLEN (0, 0, result)); - room_left -= (NISENTRYLEN (0, 0, result) + 1); + strncpy (first_unused, NISENTRYVAL (0, 0, result), + NISENTRYLEN (0, 0, result)); + first_unused[NISENTRYLEN (0, 0, result)] = '\0'; + proto->p_name = first_unused; + room_left -= (strlen (first_unused) +1); + first_unused += strlen (first_unused) +1; + if (NISENTRYLEN (0, 2, result) + 1 > room_left) + goto no_more_room; + proto->p_proto = atoi (NISENTRYVAL (0, 2, result)); + p = first_unused; + + line = p; + for (i = 0; i < result->objects.objects_len; i++) { - __set_errno (ERANGE); - return 0; + if (strcmp (NISENTRYVAL (i, 1, result), proto->p_name) != 0) + { + if (NISENTRYLEN (i, 1, result) + 2 > room_left) + goto no_more_room; + p = stpcpy(p, " "); + p = stpncpy (p, NISENTRYVAL (i, 1, result), + NISENTRYLEN (i, 1, result)); + *p = '\0'; + room_left -= (NISENTRYLEN (i, 1, result) + 1); + } } - strcat (p, "\t"); - strncat (p, NISENTRYVAL (0, 2, result), NISENTRYLEN (0, 2, result)); - room_left -= (NISENTRYLEN (0, 2, result) + 1); - /* + 1: We overwrite the last \0 */ - - for (i = 1; i < result->objects.objects_len; i++) + ++p; + first_unused = p; + + /* Adjust the pointer so it is aligned for + storing pointers. */ + first_unused += __alignof__ (char *) - 1; + first_unused -= ((first_unused - (char *) 0) % __alignof__ (char *)); + proto->p_aliases = (char **) first_unused; + if (room_left < sizeof (char *)) + goto no_more_room; + room_left -= (sizeof (char *)); + proto->p_aliases[0] = NULL; + + i = 0; + while (*line != '\0') { - if (NISENTRYLEN (i, 1, result) + 1 > room_left) - { - __set_errno (ERANGE); - return 0; - } - strcat (p, " "); - strncat (p, NISENTRYVAL (i, 1, result), NISENTRYLEN (i, 1, result)); - room_left -= (NISENTRYLEN (i, 1, result) + 1); + /* Skip leading blanks. */ + while (isspace (*line)) + line++; + if (*line == '\0') + break; + + if (room_left < sizeof (char *)) + goto no_more_room; + + room_left -= sizeof (char *); + proto->p_aliases[i] = line; + + while (*line != '\0' && *line != ' ') + ++line; + + if (*line == ' ') + { + *line = '\0'; + ++line; + ++i; + } + else + proto->p_aliases[i+1] = NULL; } - return _nss_files_parse_protoent (p, proto, data, buflen); + return 1; +} + +static enum nss_status +_nss_create_tablename (void) +{ + if (tablename_val == NULL) + { + char buf [40 + strlen (nis_local_directory ())]; + char *p; + + p = stpcpy (buf, "protocols.org_dir."); + p = stpcpy (p, nis_local_directory ()); + tablename_val = strdup (buf); + if (tablename_val == NULL) + return NSS_STATUS_TRYAGAIN; + tablename_len = strlen (tablename_val); + } + return NSS_STATUS_SUCCESS; } enum nss_status _nss_nisplus_setprotoent (void) { + enum nss_status status = NSS_STATUS_SUCCESS; + __libc_lock_lock (lock); if (result) nis_freeresult (result); result = NULL; - if (names) - { - nis_freenames (names); - names = NULL; - } + + if (tablename_val == NULL) + status = _nss_create_tablename (); __libc_lock_unlock (lock); - return NSS_STATUS_SUCCESS; + return status; } enum nss_status @@ -132,11 +181,6 @@ _nss_nisplus_endprotoent (void) if (result) nis_freeresult (result); result = NULL; - if (names) - { - nis_freenames (names); - names = NULL; - } __libc_lock_unlock (lock); @@ -154,11 +198,11 @@ internal_nisplus_getprotoent_r (struct protoent *proto, char *buffer, { if (result == NULL) { - names = nis_getnames ("protocols.org_dir"); - if (names == NULL || names[0] == NULL) - return NSS_STATUS_UNAVAIL; + if (tablename_val == NULL) + if (_nss_create_tablename () != NSS_STATUS_SUCCESS) + return NSS_STATUS_UNAVAIL; - result = nis_first_entry (names[0]); + result = nis_first_entry (tablename_val); if (niserr2nss (result->status) != NSS_STATUS_SUCCESS) return niserr2nss (result->status); } @@ -166,7 +210,7 @@ internal_nisplus_getprotoent_r (struct protoent *proto, char *buffer, { nis_result *res; - res = nis_next_entry (names[0], &result->cookie); + res = nis_next_entry (tablename_val, &result->cookie); nis_freeresult (result); result = res; @@ -202,32 +246,37 @@ _nss_nisplus_getprotobyname_r (const char *name, struct protoent *proto, { int parse_res; + if (tablename_val == NULL) + if (_nss_create_tablename () != NSS_STATUS_SUCCESS) + return NSS_STATUS_UNAVAIL; + if (name == NULL) return NSS_STATUS_NOTFOUND; else { nis_result *result; - char buf[strlen (name) + 255]; + char buf[strlen (name) + 255 + tablename_len]; /* Search at first in the alias list, and use the correct name for the next search */ - sprintf (buf, "[name=%s],protocols.org_dir", name); - result = nis_list (buf, EXPAND_NAME, NULL, NULL); + sprintf (buf, "[name=%s],%s", name, tablename_val); + result = nis_list (buf, FOLLOW_PATH | FOLLOW_LINKS, NULL, NULL); /* If we do not find it, try it as original name. But if the database is correct, we should find it in the first case, too */ if ((result->status != NIS_SUCCESS && result->status != NIS_S_SUCCESS) || - result->objects.objects_val[0].zo_data.zo_type != ENTRY_OBJ || - strcmp (result->objects.objects_val[0].zo_data.objdata_u.en_data.en_type, + __type_of (result->objects.objects_val) != ENTRY_OBJ || + strcmp (result->objects.objects_val->EN_data.en_type, "protocols_tbl") != 0 || - result->objects.objects_val[0].zo_data.objdata_u.en_data.en_cols.en_cols_len < 3) - sprintf (buf, "[cname=%s],protocols.org_dir", name); + result->objects.objects_val->EN_data.en_cols.en_cols_len < 3) + sprintf (buf, "[cname=%s],%s", name, tablename_val); else - sprintf (buf, "[cname=%s],protocols.org_dir", NISENTRYVAL (0, 0, result)); + sprintf (buf, "[cname=%s],%s", NISENTRYVAL (0, 0, result), + tablename_val); nis_freeresult (result); - result = nis_list (buf, EXPAND_NAME, NULL, NULL); + result = nis_list (buf, FOLLOW_PATH | FOLLOW_LINKS, NULL, NULL); if (niserr2nss (result->status) != NSS_STATUS_SUCCESS) { @@ -255,30 +304,35 @@ enum nss_status _nss_nisplus_getprotobynumber_r (const int number, struct protoent *proto, char *buffer, size_t buflen) { - int parse_res; - nis_result *result; - char buf[46]; - - snprintf (buf, sizeof (buf), "[number=%d],protocols.org_dir", number); + if (tablename_val == NULL) + if (_nss_create_tablename () != NSS_STATUS_SUCCESS) + return NSS_STATUS_UNAVAIL; + { + int parse_res; + nis_result *result; + char buf[46 + tablename_len]; - result = nis_list (buf, EXPAND_NAME, NULL, NULL); + snprintf (buf, sizeof (buf), "[number=%d],%s", number, tablename_val); - if (niserr2nss (result->status) != NSS_STATUS_SUCCESS) - { - enum nss_status status = niserr2nss (result->status); + result = nis_list (buf, FOLLOW_LINKS | FOLLOW_PATH, NULL, NULL); - nis_freeresult (result); - return status; - } + if (niserr2nss (result->status) != NSS_STATUS_SUCCESS) + { + enum nss_status status = niserr2nss (result->status); - parse_res = _nss_nisplus_parse_protoent (result, proto, buffer, buflen); + nis_freeresult (result); + return status; + } - nis_freeresult (result); - if (parse_res) - return NSS_STATUS_SUCCESS; + parse_res = _nss_nisplus_parse_protoent (result, proto, buffer, buflen); - if (!parse_res && errno == ERANGE) - return NSS_STATUS_TRYAGAIN; - else - return NSS_STATUS_NOTFOUND; + nis_freeresult (result); + if (parse_res) + return NSS_STATUS_SUCCESS; + + if (!parse_res && errno == ERANGE) + return NSS_STATUS_TRYAGAIN; + else + return NSS_STATUS_NOTFOUND; + } } -- cgit v1.2.3