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1 #!/bin/sh -e | |
2 # | |
3 # Copyright (c) 2005-2007 The OpenSSL Project. | |
4 # | |
5 # Depending on output file name, the script either embeds fingerprint | |
6 # into libcrypto.so or static application. "Static" refers to static | |
7 # libcrypto.a, not [necessarily] application per se. | |
8 # | |
9 # Even though this script is called fipsld, it expects C compiler | |
10 # command line syntax and $FIPSLD_CC or $CC environment variable set | |
11 # and can even be used to compile source files. | |
12 | |
13 #set -x | |
14 | |
15 CC=${FIPSLD_CC:-${CC}} | |
16 [ -n "${CC}" ] || { echo '$CC is not defined'; exit 1; } | |
17 | |
18 # Initially -c wasn't intended to be interpreted here, but it might | |
19 # make life easier for those who want to build FIPS-ified applications | |
20 # with minimal [if any] modifications to their Makefiles... | |
21 ( while [ "x$1" != "x" -a "x$1" != "x-c" -a "x$1" != "x-E" ]; do shift; done; | |
22 [ $# -ge 1 ] | |
23 ) && exec ${CC} "$@" | |
24 | |
25 TARGET=`(while [ "x$1" != "x" -a "x$1" != "x-o" ]; do shift; done; echo $2)` | |
26 | |
27 # If using an auto-tooled (autoconf/automake/libtool) project, | |
28 # configure will fail when testing the compiler or even performing | |
29 # simple checks. Pass-through to compiler directly if application is | |
30 # is not being linked with libcrypto, allowing auto-tooled applications | |
31 # to utilize fipsld (e.g. CC=/usr/local/ssl/bin/fipsld FIPSLD_CC=gcc | |
32 # ./configure && make). But keep in mind[!] that if certified code | |
33 # resides in a shared library, then fipsld *may not* be used and | |
34 # end-developer should not modify application configuration and build | |
35 # procedures. This is because in-core fingerprint and associated | |
36 # procedures are already embedded into and executed in shared library | |
37 # context. | |
38 case `basename "${TARGET}"` in | |
39 libcrypto*|libfips*|*.dll) ;; | |
40 *) case "$*" in | |
41 *libcrypto.a*|*-lcrypto*|*fipscanister.o*) ;; | |
42 *) exec ${CC} "$@" ;; | |
43 esac | |
44 esac | |
45 | |
46 [ -n "${TARGET}" ] || { echo 'no -o specified'; exit 1; } | |
47 | |
48 # Turn on debugging output? | |
49 ( while [ "x$1" != "x" -a "x$1" != "x-DDEBUG_FINGERPRINT_PREMAIN" ]; do shift;
done; | |
50 [ $# -ge 1 ] | |
51 ) && set -x | |
52 | |
53 THERE="`echo $0 | sed -e 's|[^/]*$||'`".. | |
54 | |
55 # fipscanister.o can appear in command line | |
56 CANISTER_O=`(while [ "x$1" != "x" ]; do case "$1" in *fipscanister.o) echo $1; e
xit;; esac; shift; done)` | |
57 if [ -z "${CANISTER_O}" ]; then | |
58 # If set, FIPSLIBDIR is location of installed validated FIPS module | |
59 if [ -n "${FIPSLIBDIR}" ]; then | |
60 CANISTER_O="${FIPSLIBDIR}/fipscanister.o" | |
61 elif [ -f "${THERE}/fips/fipscanister.o" ]; then | |
62 CANISTER_O="${THERE}/fips/fipscanister.o" | |
63 elif [ -f "${THERE}/lib/fipscanister.o" ]; then | |
64 CANISTER_O="${THERE}/lib/fipscanister.o" | |
65 fi | |
66 CANISTER_O_CMD="${CANISTER_O}" | |
67 fi | |
68 [ -f ${CANISTER_O} ] || { echo "unable to find ${CANISTER_O}"; exit 1; } | |
69 | |
70 PREMAIN_C=`dirname "${CANISTER_O}"`/fips_premain.c | |
71 | |
72 HMAC_KEY="etaonrishdlcupfm" | |
73 | |
74 case "`(uname -s) 2>/dev/null`" in | |
75 OSF1|IRIX*) _WL_PREMAIN="-Wl,-init,FINGERPRINT_premain" ;; | |
76 HP-UX) _WL_PREMAIN="-Wl,+init,FINGERPRINT_premain" ;; | |
77 AIX) _WL_PREMAIN="-Wl,-binitfini:FINGERPRINT_premain,-bnoobjreorder";
; | |
78 Darwin) ( while [ "x$1" != "x" -a "x$1" != "x-dynamiclib" ]; do shift;
done; | |
79 [ $# -ge 1 ] | |
80 ) && _WL_PREMAIN="-Wl,-init,_FINGERPRINT_premain" ;; | |
81 esac | |
82 | |
83 case "${TARGET}" in | |
84 [!/]*) TARGET=./${TARGET} ;; | |
85 esac | |
86 | |
87 case `basename "${TARGET}"` in | |
88 lib*|*.dll) # must be linking a shared lib... | |
89 # Shared lib creation can be taking place in the source | |
90 # directory only, but fipscanister.o can reside elsewhere... | |
91 FINGERTYPE="${THERE}/fips/fips_standalone_sha1" | |
92 | |
93 # verify fipspremain.c against its detached signature... | |
94 ${FINGERTYPE} "${PREMAIN_C}" | sed "s/(.*\//(/" | \ | |
95 diff -w "${PREMAIN_C}.sha1" - || \ | |
96 { echo "${PREMAIN_C} fingerprint mismatch"; exit 1; } | |
97 # verify fipscanister.o against its detached signature... | |
98 ${FINGERTYPE} "${CANISTER_O}" | sed "s/(.*\//(/" | \ | |
99 diff -w "${CANISTER_O}.sha1" - || \ | |
100 { echo "${CANISTER_O} fingerprint mismatch"; exit 1; } | |
101 | |
102 # Temporarily remove fipscanister.o from libcrypto.a! | |
103 # We are required to use the standalone copy... | |
104 if [ -f "${THERE}/libcrypto.a" ]; then | |
105 if ar d "${THERE}/libcrypto.a" fipscanister.o; then | |
106 (ranlib "${THERE}/libcrypto.a") 2>/dev/null || : | |
107 trap 'ar r "${THERE}/libcrypto.a" "${CANISTER_O}"; | |
108 (ranlib "${THERE}/libcrypto.a") 2>/dev/null || :; | |
109 sleep 1; | |
110 touch -c "${TARGET}"' 0 | |
111 fi | |
112 fi | |
113 | |
114 /bin/rm -f "${TARGET}" | |
115 ${CC} ${CANISTER_O_CMD:+"${CANISTER_O_CMD}"} \ | |
116 "${PREMAIN_C}" \ | |
117 ${_WL_PREMAIN} "$@" | |
118 | |
119 # generate signature... | |
120 if [ -z "${FIPS_SIG}" ]; then | |
121 SIG=`"${THERE}/fips/fips_premain_dso" "${TARGET}"` | |
122 else | |
123 SIG=`"${FIPS_SIG}" -dso "${TARGET}"` | |
124 fi | |
125 /bin/rm -f "${TARGET}" | |
126 if [ -z "${SIG}" ]; then | |
127 echo "unable to collect signature"; exit 1 | |
128 fi | |
129 | |
130 # recompile with signature... | |
131 ${CC} ${CANISTER_O_CMD:+"${CANISTER_O_CMD}"} \ | |
132 -DHMAC_SHA1_SIG=\"${SIG}\" "${PREMAIN_C}" \ | |
133 ${_WL_PREMAIN} "$@" | |
134 ;; | |
135 | |
136 *) # must be linking statically... | |
137 # Static linking can be taking place either in the source | |
138 # directory or off the installed binary target destination. | |
139 if [ -x "${THERE}/fips/fips_standalone_sha1" ]; then | |
140 FINGERTYPE="${THERE}/fips/fips_standalone_sha1" | |
141 else # Installed tree is expected to contain | |
142 # lib/fipscanister.o, lib/fipscanister.o.sha1 and | |
143 # lib/fips_premain.c [not to mention bin/openssl]. | |
144 FINGERTYPE="${THERE}/bin/openssl sha1 -hmac ${HMAC_KEY}" | |
145 fi | |
146 | |
147 # verify fipscanister.o against its detached signature... | |
148 ${FINGERTYPE} "${CANISTER_O}" | sed "s/(.*\//(/" | \ | |
149 diff -w "${CANISTER_O}.sha1" - || \ | |
150 { echo "${CANISTER_O} fingerprint mismatch"; exit 1; } | |
151 | |
152 # verify fips_premain.c against its detached signature... | |
153 ${FINGERTYPE} "${PREMAIN_C}" | sed "s/(.*\//(/" | \ | |
154 diff -w "${PREMAIN_C}.sha1" - || \ | |
155 { echo "${PREMAIN_C} fingerprint mismatch"; exit 1; } | |
156 | |
157 /bin/rm -f "${TARGET}" | |
158 ${CC} ${CANISTER_O_CMD:+"${CANISTER_O_CMD}"} \ | |
159 "${PREMAIN_C}" \ | |
160 ${_WL_PREMAIN} "$@" | |
161 | |
162 # generate signature... | |
163 if [ -z "${FIPS_SIG}" ]; then | |
164 SIG=`"${TARGET}"` | |
165 else | |
166 SIG=`"${FIPS_SIG}" -exe "${TARGET}"` | |
167 fi | |
168 /bin/rm -f "${TARGET}" | |
169 if [ -z "${SIG}" ]; then | |
170 echo "unable to collect signature"; exit 1 | |
171 fi | |
172 | |
173 # recompile with signature... | |
174 ${CC} ${CANISTER_O_CMD:+"${CANISTER_O_CMD}"} \ | |
175 -DHMAC_SHA1_SIG=\"${SIG}\" "${PREMAIN_C}" \ | |
176 ${_WL_PREMAIN} "$@" | |
177 ;; | |
178 esac | |
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