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      1 # Copyright (c) 2016, Google Inc.
      2 #
      3 # Permission to use, copy, modify, and/or distribute this software for any
      4 # purpose with or without fee is hereby granted, provided that the above
      5 # copyright notice and this permission notice appear in all copies.
      6 #
      7 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
      8 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
      9 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
     10 # SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     11 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
     12 # OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
     13 # CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
     14 
     15 licenses(["notice"])
     16 
     17 exports_files(["LICENSE"])
     18 
     19 load(
     20     ":BUILD.generated.bzl",
     21     "crypto_headers",
     22     "crypto_internal_headers",
     23     "crypto_sources",
     24     "crypto_sources_linux_x86_64",
     25     "crypto_sources_mac_x86_64",
     26     "fips_fragments",
     27     "ssl_headers",
     28     "ssl_internal_headers",
     29     "ssl_c_sources",
     30     "ssl_cc_sources",
     31     "tool_sources",
     32     "tool_headers",
     33 )
     34 
     35 config_setting(
     36     name = "linux_x86_64",
     37     values = {"cpu": "k8"},
     38 )
     39 
     40 config_setting(
     41     name = "mac_x86_64",
     42     values = {"cpu": "darwin"},
     43 )
     44 
     45 boringssl_copts = [
     46     # Assembler option --noexecstack adds .note.GNU-stack to each object to
     47     # ensure that binaries can be built with non-executable stack.
     48     "-Wa,--noexecstack",
     49 
     50     # This is needed on Linux systems (at least) to get rwlock in pthread.
     51     "-D_XOPEN_SOURCE=700",
     52 
     53     # This list of warnings should match those in the top-level CMakeLists.txt.
     54     "-Wall",
     55     "-Werror",
     56     "-Wformat=2",
     57     "-Wsign-compare",
     58     "-Wmissing-field-initializers",
     59     "-Wwrite-strings",
     60     "-Wshadow",
     61     "-fno-common",
     62 
     63     # Modern build environments should be able to set this to use atomic
     64     # operations for reference counting rather than locks. However, it's
     65     # known not to work on some Android builds.
     66     # "-DOPENSSL_C11_ATOMIC",
     67 ] + select({
     68     ":linux_x86_64": [],
     69     ":mac_x86_64": [],
     70     "//conditions:default": ["-DOPENSSL_NO_ASM"],
     71 })
     72 
     73 crypto_sources_asm = select({
     74     ":linux_x86_64": crypto_sources_linux_x86_64,
     75     ":mac_x86_64": crypto_sources_mac_x86_64,
     76     "//conditions:default": [],
     77 })
     78 
     79 # For C targets only (not C++), compile with C11 support.
     80 boringssl_copts_c11 = boringssl_copts + [
     81     "-std=c11",
     82     "-Wmissing-prototypes",
     83     "-Wold-style-definition",
     84     "-Wstrict-prototypes",
     85 ]
     86 
     87 # For C targets only (not C++), compile with C11 support.
     88 boringssl_copts_cxx = boringssl_copts + [
     89     "-std=c++11",
     90     "-Wmissing-declarations",
     91 ]
     92 
     93 cc_library(
     94     name = "crypto",
     95     srcs = crypto_sources + crypto_internal_headers + crypto_sources_asm,
     96     hdrs = crypto_headers + fips_fragments,
     97     copts = boringssl_copts_c11,
     98     includes = ["src/include"],
     99     linkopts = select({
    100         ":mac_x86_64": [],
    101         "//conditions:default": ["-lpthread"],
    102     }),
    103     visibility = ["//visibility:public"],
    104 )
    105 
    106 cc_library(
    107     name = "ssl",
    108     srcs = ssl_c_sources + ssl_internal_headers,
    109     hdrs = ssl_headers,
    110     copts = boringssl_copts_c11,
    111     includes = ["src/include"],
    112     visibility = ["//visibility:public"],
    113     deps = [":crypto", ":ssl_cc"],
    114 )
    115 
    116 cc_library(
    117     name = "ssl_cc",
    118     srcs = ssl_cc_sources + ssl_internal_headers,
    119     hdrs = ssl_headers,
    120     copts = boringssl_copts,
    121     includes = ["src/include"],
    122     deps = [":crypto"],
    123 )
    124 
    125 cc_binary(
    126     name = "bssl",
    127     srcs = tool_sources + tool_headers,
    128     copts = boringssl_copts_cxx,
    129     visibility = ["//visibility:public"],
    130     deps = [":ssl"],
    131 )
    132