diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 06:33:50 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 06:33:50 +0000 |
commit | fe39ffb8b90ae4e002ed73fe98617cd590abb467 (patch) | |
tree | b80e5956907d8aeaaffe4e4f0c068c0e6157ce8b /os/bs2000 | |
parent | Initial commit. (diff) | |
download | apache2-upstream/2.4.56.tar.xz apache2-upstream/2.4.56.zip |
Adding upstream version 2.4.56.upstream/2.4.56upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | os/bs2000/ebcdic.c | 210 | ||||
-rw-r--r-- | os/bs2000/ebcdic.h | 33 | ||||
-rw-r--r-- | os/bs2000/os.c | 136 | ||||
-rw-r--r-- | os/bs2000/os.h | 40 |
4 files changed, 419 insertions, 0 deletions
diff --git a/os/bs2000/ebcdic.c b/os/bs2000/ebcdic.c new file mode 100644 index 0000000..7ec0076 --- /dev/null +++ b/os/bs2000/ebcdic.c @@ -0,0 +1,210 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "ap_config.h" +#if APR_CHARSET_EBCDIC +#include "ebcdic.h" +/* + Initial Port for Apache-1.3 by <Martin.Kraemer Mch.SNI.De> + +"BS2000 OSD" is a POSIX on a main frame. It is made by Siemens AG, Germany. +Within the POSIX subsystem, the same character set was chosen as in +"native BS2000", namely EBCDIC. + +EBCDIC Table. (Yes, in EBCDIC, the letters 'a'..'z' are not contiguous!) +This apr_table_t is bijective, i.e. there are no ambiguous or duplicate characters +00 00 01 02 03 85 09 86 7f 87 8d 8e 0b 0c 0d 0e 0f *................* +10 10 11 12 13 8f 0a 08 97 18 19 9c 9d 1c 1d 1e 1f *................* +20 80 81 82 83 84 92 17 1b 88 89 8a 8b 8c 05 06 07 *................* +30 90 91 16 93 94 95 96 04 98 99 9a 9b 14 15 9e 1a *................* +40 20 a0 e2 e4 e0 e1 e3 e5 e7 f1 60 2e 3c 28 2b 7c * .........`.<(+|* +50 26 e9 ea eb e8 ed ee ef ec df 21 24 2a 29 3b 9f *&.........!$*);.* +60 2d 2f c2 c4 c0 c1 c3 c5 c7 d1 5e 2c 25 5f 3e 3f *-/........^,%_>?* +70 f8 c9 ca cb c8 cd ce cf cc a8 3a 23 40 27 3d 22 *..........:#@'="* +80 d8 61 62 63 64 65 66 67 68 69 ab bb f0 fd fe b1 *.abcdefghi......* +90 b0 6a 6b 6c 6d 6e 6f 70 71 72 aa ba e6 b8 c6 a4 *.jklmnopqr......* +a0 b5 af 73 74 75 76 77 78 79 7a a1 bf d0 dd de ae *..stuvwxyz......* +b0 a2 a3 a5 b7 a9 a7 b6 bc bd be ac 5b 5c 5d b4 d7 *...........[\]..* +c0 f9 41 42 43 44 45 46 47 48 49 ad f4 f6 f2 f3 f5 *.ABCDEFGHI......* +d0 a6 4a 4b 4c 4d 4e 4f 50 51 52 b9 fb fc db fa ff *.JKLMNOPQR......* +e0 d9 f7 53 54 55 56 57 58 59 5a b2 d4 d6 d2 d3 d5 *..STUVWXYZ......* +f0 30 31 32 33 34 35 36 37 38 39 b3 7b dc 7d da 7e *0123456789.{.}.~* +*/ + +/* The bijective ebcdic-to-ascii table: */ +const unsigned char os_toascii_strictly[256] = { +/*00*/ 0x00, 0x01, 0x02, 0x03, 0x85, 0x09, 0x86, 0x7f, + 0x87, 0x8d, 0x8e, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /*................*/ +/*10*/ 0x10, 0x11, 0x12, 0x13, 0x8f, 0x0a, 0x08, 0x97, + 0x18, 0x19, 0x9c, 0x9d, 0x1c, 0x1d, 0x1e, 0x1f, /*................*/ +/*20*/ 0x80, 0x81, 0x82, 0x83, 0x84, 0x92, 0x17, 0x1b, + 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x05, 0x06, 0x07, /*................*/ +/*30*/ 0x90, 0x91, 0x16, 0x93, 0x94, 0x95, 0x96, 0x04, + 0x98, 0x99, 0x9a, 0x9b, 0x14, 0x15, 0x9e, 0x1a, /*................*/ +/*40*/ 0x20, 0xa0, 0xe2, 0xe4, 0xe0, 0xe1, 0xe3, 0xe5, + 0xe7, 0xf1, 0x60, 0x2e, 0x3c, 0x28, 0x2b, 0x7c, /* .........`.<(+|*/ +/*50*/ 0x26, 0xe9, 0xea, 0xeb, 0xe8, 0xed, 0xee, 0xef, + 0xec, 0xdf, 0x21, 0x24, 0x2a, 0x29, 0x3b, 0x9f, /*&.........!$*);.*/ +/*60*/ 0x2d, 0x2f, 0xc2, 0xc4, 0xc0, 0xc1, 0xc3, 0xc5, + 0xc7, 0xd1, 0x5e, 0x2c, 0x25, 0x5f, 0x3e, 0x3f, /*-/........^,%_>?*/ +/*70*/ 0xf8, 0xc9, 0xca, 0xcb, 0xc8, 0xcd, 0xce, 0xcf, + 0xcc, 0xa8, 0x3a, 0x23, 0x40, 0x27, 0x3d, 0x22, /*..........:#@'="*/ +/*80*/ 0xd8, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, + 0x68, 0x69, 0xab, 0xbb, 0xf0, 0xfd, 0xfe, 0xb1, /*.abcdefghi......*/ +/*90*/ 0xb0, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, + 0x71, 0x72, 0xaa, 0xba, 0xe6, 0xb8, 0xc6, 0xa4, /*.jklmnopqr......*/ +/*a0*/ 0xb5, 0xaf, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, + 0x79, 0x7a, 0xa1, 0xbf, 0xd0, 0xdd, 0xde, 0xae, /*..stuvwxyz......*/ +/*b0*/ 0xa2, 0xa3, 0xa5, 0xb7, 0xa9, 0xa7, 0xb6, 0xbc, + 0xbd, 0xbe, 0xac, 0x5b, 0x5c, 0x5d, 0xb4, 0xd7, /*...........[\]..*/ +/*c0*/ 0xf9, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, + 0x48, 0x49, 0xad, 0xf4, 0xf6, 0xf2, 0xf3, 0xf5, /*.ABCDEFGHI......*/ +/*d0*/ 0xa6, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, + 0x51, 0x52, 0xb9, 0xfb, 0xfc, 0xdb, 0xfa, 0xff, /*.JKLMNOPQR......*/ +/*e0*/ 0xd9, 0xf7, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, + 0x59, 0x5a, 0xb2, 0xd4, 0xd6, 0xd2, 0xd3, 0xd5, /*..STUVWXYZ......*/ +/*f0*/ 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, + 0x38, 0x39, 0xb3, 0x7b, 0xdc, 0x7d, 0xda, 0x7e /*0123456789.{.}.~*/ +}; + +/* This apr_table_t is (almost) identical to the previous one. The only difference + * is the fact that it maps every EBCDIC *except 0x0A* to its ASCII + * equivalent. The reason for this apr_table_t is simple: Throughout the + * server, protocol strings are used in the form + * "Content-Type: text/plain\015\012". Now all the characters in the string + * are stored as EBCDIC, only the semantics of \012 is completely + * different from LF (look it up in the apr_table_t above). \015 happens to be + * mapped to \015 anyway, so there's no special case for it. + * + * In THIS table, EBCDIC-\012 is mapped to ASCII-\012. + * This apr_table_t is therefore used wherever an EBCDIC to ASCII conversion is + * needed in the server. + */ +/* ebcdic-to-ascii with \012 mapped to ASCII-\n */ +const unsigned char os_toascii[256] = { +/*00*/ 0x00, 0x01, 0x02, 0x03, 0x85, 0x09, 0x86, 0x7f, + 0x87, 0x8d, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /*................*/ +/*10*/ 0x10, 0x11, 0x12, 0x13, 0x8f, 0x0a, 0x08, 0x97, + 0x18, 0x19, 0x9c, 0x9d, 0x1c, 0x1d, 0x1e, 0x1f, /*................*/ +/*20*/ 0x80, 0x81, 0x82, 0x83, 0x84, 0x92, 0x17, 0x1b, + 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x05, 0x06, 0x07, /*................*/ +/*30*/ 0x90, 0x91, 0x16, 0x93, 0x94, 0x95, 0x96, 0x04, + 0x98, 0x99, 0x9a, 0x9b, 0x14, 0x15, 0x9e, 0x1a, /*................*/ +/*40*/ 0x20, 0xa0, 0xe2, 0xe4, 0xe0, 0xe1, 0xe3, 0xe5, + 0xe7, 0xf1, 0x60, 0x2e, 0x3c, 0x28, 0x2b, 0x7c, /* .........`.<(+|*/ +/*50*/ 0x26, 0xe9, 0xea, 0xeb, 0xe8, 0xed, 0xee, 0xef, + 0xec, 0xdf, 0x21, 0x24, 0x2a, 0x29, 0x3b, 0x9f, /*&.........!$*);.*/ +/*60*/ 0x2d, 0x2f, 0xc2, 0xc4, 0xc0, 0xc1, 0xc3, 0xc5, + 0xc7, 0xd1, 0x5e, 0x2c, 0x25, 0x5f, 0x3e, 0x3f, /*-/........^,%_>?*/ +/*70*/ 0xf8, 0xc9, 0xca, 0xcb, 0xc8, 0xcd, 0xce, 0xcf, + 0xcc, 0xa8, 0x3a, 0x23, 0x40, 0x27, 0x3d, 0x22, /*..........:#@'="*/ +/*80*/ 0xd8, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, + 0x68, 0x69, 0xab, 0xbb, 0xf0, 0xfd, 0xfe, 0xb1, /*.abcdefghi......*/ +/*90*/ 0xb0, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, + 0x71, 0x72, 0xaa, 0xba, 0xe6, 0xb8, 0xc6, 0xa4, /*.jklmnopqr......*/ +/*a0*/ 0xb5, 0xaf, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, + 0x79, 0x7a, 0xa1, 0xbf, 0xd0, 0xdd, 0xde, 0xae, /*..stuvwxyz......*/ +/*b0*/ 0xa2, 0xa3, 0xa5, 0xb7, 0xa9, 0xa7, 0xb6, 0xbc, + 0xbd, 0xbe, 0xac, 0x5b, 0x5c, 0x5d, 0xb4, 0xd7, /*...........[\]..*/ +/*c0*/ 0xf9, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, + 0x48, 0x49, 0xad, 0xf4, 0xf6, 0xf2, 0xf3, 0xf5, /*.ABCDEFGHI......*/ +/*d0*/ 0xa6, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, + 0x51, 0x52, 0xb9, 0xfb, 0xfc, 0xdb, 0xfa, 0xff, /*.JKLMNOPQR......*/ +/*e0*/ 0xd9, 0xf7, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, + 0x59, 0x5a, 0xb2, 0xd4, 0xd6, 0xd2, 0xd3, 0xd5, /*..STUVWXYZ......*/ +/*f0*/ 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, + 0x38, 0x39, 0xb3, 0x7b, 0xdc, 0x7d, 0xda, 0x7e /*0123456789.{.}.~*/ +}; + +/* The ascii-to-ebcdic table: +00 00 01 02 03 37 2d 2e 2f 16 05 15 0b 0c 0d 0e 0f *................* +10 10 11 12 13 3c 3d 32 26 18 19 3f 27 1c 1d 1e 1f *................* +20 40 5a 7f 7b 5b 6c 50 7d 4d 5d 5c 4e 6b 60 4b 61 * !"#$%&'()*+,-./ +30 f0 f1 f2 f3 f4 f5 f6 f7 f8 f9 7a 5e 4c 7e 6e 6f *0123456789:;<=>?* +40 7c c1 c2 c3 c4 c5 c6 c7 c8 c9 d1 d2 d3 d4 d5 d6 *@ABCDEFGHIJKLMNO* +50 d7 d8 d9 e2 e3 e4 e5 e6 e7 e8 e9 bb bc bd 6a 6d *PQRSTUVWXYZ[\]^_* +60 4a 81 82 83 84 85 86 87 88 89 91 92 93 94 95 96 *`abcdefghijklmno* +70 97 98 99 a2 a3 a4 a5 a6 a7 a8 a9 fb 4f fd ff 07 *pqrstuvwxyz{|}~.* +80 20 21 22 23 24 04 06 08 28 29 2a 2b 2c 09 0a 14 *................* +90 30 31 25 33 34 35 36 17 38 39 3a 3b 1a 1b 3e 5f *................* +a0 41 aa b0 b1 9f b2 d0 b5 79 b4 9a 8a ba ca af a1 *................* +b0 90 8f ea fa be a0 b6 b3 9d da 9b 8b b7 b8 b9 ab *................* +c0 64 65 62 66 63 67 9e 68 74 71 72 73 78 75 76 77 *................* +d0 ac 69 ed ee eb ef ec bf 80 e0 fe dd fc ad ae 59 *................* +e0 44 45 42 46 43 47 9c 48 54 51 52 53 58 55 56 57 *................* +f0 8c 49 cd ce cb cf cc e1 70 c0 de db dc 8d 8e df *................* +*/ +const unsigned char os_toebcdic[256] = { +/*00*/ 0x00, 0x01, 0x02, 0x03, 0x37, 0x2d, 0x2e, 0x2f, + 0x16, 0x05, 0x15, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /*................*/ +/*10*/ 0x10, 0x11, 0x12, 0x13, 0x3c, 0x3d, 0x32, 0x26, + 0x18, 0x19, 0x3f, 0x27, 0x1c, 0x1d, 0x1e, 0x1f, /*................*/ +/*20*/ 0x40, 0x5a, 0x7f, 0x7b, 0x5b, 0x6c, 0x50, 0x7d, + 0x4d, 0x5d, 0x5c, 0x4e, 0x6b, 0x60, 0x4b, 0x61, /* !"#$%&'()*+,-./ */ +/*30*/ 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, + 0xf8, 0xf9, 0x7a, 0x5e, 0x4c, 0x7e, 0x6e, 0x6f, /*0123456789:;<=>?*/ +/*40*/ 0x7c, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, + 0xc8, 0xc9, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, /*@ABCDEFGHIJKLMNO*/ +/*50*/ 0xd7, 0xd8, 0xd9, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, + 0xe7, 0xe8, 0xe9, 0xbb, 0xbc, 0xbd, 0x6a, 0x6d, /*PQRSTUVWXYZ[\]^_*/ +/*60*/ 0x4a, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, + 0x88, 0x89, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, /*`abcdefghijklmno*/ +/*70*/ 0x97, 0x98, 0x99, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, + 0xa7, 0xa8, 0xa9, 0xfb, 0x4f, 0xfd, 0xff, 0x07, /*pqrstuvwxyz{|}~.*/ +/*80*/ 0x20, 0x21, 0x22, 0x23, 0x24, 0x04, 0x06, 0x08, + 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x09, 0x0a, 0x14, /*................*/ +/*90*/ 0x30, 0x31, 0x25, 0x33, 0x34, 0x35, 0x36, 0x17, + 0x38, 0x39, 0x3a, 0x3b, 0x1a, 0x1b, 0x3e, 0x5f, /*................*/ +/*a0*/ 0x41, 0xaa, 0xb0, 0xb1, 0x9f, 0xb2, 0xd0, 0xb5, + 0x79, 0xb4, 0x9a, 0x8a, 0xba, 0xca, 0xaf, 0xa1, /*................*/ +/*b0*/ 0x90, 0x8f, 0xea, 0xfa, 0xbe, 0xa0, 0xb6, 0xb3, + 0x9d, 0xda, 0x9b, 0x8b, 0xb7, 0xb8, 0xb9, 0xab, /*................*/ +/*c0*/ 0x64, 0x65, 0x62, 0x66, 0x63, 0x67, 0x9e, 0x68, + 0x74, 0x71, 0x72, 0x73, 0x78, 0x75, 0x76, 0x77, /*................*/ +/*d0*/ 0xac, 0x69, 0xed, 0xee, 0xeb, 0xef, 0xec, 0xbf, + 0x80, 0xe0, 0xfe, 0xdd, 0xfc, 0xad, 0xae, 0x59, /*................*/ +/*e0*/ 0x44, 0x45, 0x42, 0x46, 0x43, 0x47, 0x9c, 0x48, + 0x54, 0x51, 0x52, 0x53, 0x58, 0x55, 0x56, 0x57, /*................*/ +/*f0*/ 0x8c, 0x49, 0xcd, 0xce, 0xcb, 0xcf, 0xcc, 0xe1, + 0x70, 0xc0, 0xde, 0xdb, 0xdc, 0x8d, 0x8e, 0xdf /*................*/ +}; + +/* Translate a memory block from EBCDIC (host charset) to ASCII (net charset) + * dest and srce may be identical, or separate memory blocks, but + * should not overlap. + */ +void +ebcdic2ascii(unsigned char *dest, const unsigned char *srce, size_t count) +{ + while (count-- != 0) { + *dest++ = os_toascii[*srce++]; + } +} +void +ebcdic2ascii_strictly(unsigned char *dest, const unsigned char *srce, size_t count) +{ + while (count-- != 0) { + *dest++ = os_toascii_strictly[*srce++]; + } +} +void +ascii2ebcdic(unsigned char *dest, const unsigned char *srce, size_t count) +{ + while (count-- != 0) { + *dest++ = os_toebcdic[*srce++]; + } +} +#endif /*APR_CHARSET_EBCDIC*/ diff --git a/os/bs2000/ebcdic.h b/os/bs2000/ebcdic.h new file mode 100644 index 0000000..e48b859 --- /dev/null +++ b/os/bs2000/ebcdic.h @@ -0,0 +1,33 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + * @file bs2000/ebcdic.h + * @brief EBCDIC/ASCII converson function declarations + * + * @addtogroup APACHE_OS_BS2000 + * @{ + */ + +#include <sys/types.h> + +extern const unsigned char os_toascii[256]; +extern const unsigned char os_toebcdic[256]; +void ebcdic2ascii(unsigned char *dest, const unsigned char *srce, size_t count); +void ebcdic2ascii_strictly(unsigned char *dest, const unsigned char *srce, size_t count); +void ascii2ebcdic(unsigned char *dest, const unsigned char *srce, size_t count); +/** @} */ + diff --git a/os/bs2000/os.c b/os/bs2000/os.c new file mode 100644 index 0000000..199706f --- /dev/null +++ b/os/bs2000/os.c @@ -0,0 +1,136 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/* + * This file will include OS specific functions which are not inlineable. + * Any inlineable functions should be defined in os-inline.c instead. + */ + +#ifdef _OSD_POSIX + +#include "os.h" + +#include "httpd.h" +#include "http_config.h" +#include "http_log.h" +#include "apr_lib.h" + +#define USER_LEN 8 + +APLOG_USE_MODULE(core); + +typedef enum +{ + bs2_unknown, /* not initialized yet. */ + bs2_noFORK, /* no fork() because -X flag was specified */ + bs2_FORK, /* only fork() because uid != 0 */ + bs2_UFORK /* Normally, ufork() is used to switch identities. */ +} bs2_ForkType; + +static bs2_ForkType forktype = bs2_unknown; + +/* Determine the method for forking off a child in such a way as to + * set both the POSIX and BS2000 user id's to the unprivileged user. + */ +static bs2_ForkType os_forktype(int one_process) +{ + /* have we checked the OS version before? If yes return the previous + * result - the OS release isn't going to change suddenly! + */ + if (forktype == bs2_unknown) { + /* not initialized yet */ + + /* No fork if the one_process option was set */ + if (one_process) { + forktype = bs2_noFORK; + } + /* If the user is unprivileged, use the normal fork() only. */ + else if (getuid() != 0) { + forktype = bs2_FORK; + } + else + forktype = bs2_UFORK; + } + return forktype; +} + + + +/* This routine complements the setuid() call: it causes the BS2000 job + * environment to be switched to the target user's user id. + * That is important if CGI scripts try to execute native BS2000 commands. + */ +int os_init_job_environment(server_rec *server, const char *user_name, int one_process) +{ + bs2_ForkType type = os_forktype(one_process); + + /* We can be sure that no change to uid==0 is possible because of + * the checks in http_core.c:set_user() + */ + + if (one_process) { + + type = forktype = bs2_noFORK; + + ap_log_error(APLOG_MARK, APLOG_ERR, 0, server, APLOGNO(02170) + "The debug mode of Apache should only " + "be started by an unprivileged user!"); + return 0; + } + + return 0; +} + +/* BS2000 requires a "special" version of fork() before a setuid() call */ +pid_t os_fork(const char *user) +{ + pid_t pid; + char username[USER_LEN+1]; + + switch (os_forktype(0)) { + + case bs2_FORK: + pid = fork(); + break; + + case bs2_UFORK: + apr_cpystrn(username, user, sizeof username); + + /* Make user name all upper case - for some versions of ufork() */ + ap_str_toupper(username); + + pid = ufork(username); + if (pid == -1 && errno == EPERM) { + ap_log_error(APLOG_MARK, APLOG_EMERG, errno, ap_server_conf, + APLOGNO(02171) "ufork: Possible mis-configuration " + "for user %s - Aborting.", user); + exit(1); + } + break; + + default: + pid = 0; + break; + } + + return pid; +} + +#else /* _OSD_POSIX */ +void bs2000_os_is_not_here() +{ +} +#endif /* _OSD_POSIX */ diff --git a/os/bs2000/os.h b/os/bs2000/os.h new file mode 100644 index 0000000..3b64c6e --- /dev/null +++ b/os/bs2000/os.h @@ -0,0 +1,40 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/** + * @file bs2000/os.h + * @brief This file in included in all Apache source code. It contains definitions + * of facilities available on _this_ operating system (HAVE_* macros), + * and prototypes of OS specific functions defined in os.c or os-inline.c + * + * @defgroup APACHE_OS_BS2000 bs2000 + * @ingroup APACHE_OS + * @{ + */ + +#ifndef APACHE_OS_BS2000_H +#define APACHE_OS_BS2000_H + +#define PLATFORM "BS2000" + +#include "../unix/os.h" + +/* Other ap_os_ routines not used by this platform */ + +extern pid_t os_fork(const char *user); + +#endif /* APACHE_OS_BS2000_H */ +/** @} */ |