| 1 | #ifdef HAVE_DIX_CONFIG_H |
| 2 | #include <dix-config.h> |
| 3 | #endif |
| 4 | |
| 5 | #include "os.h" |
| 6 | #include "xsha1.h" |
| 7 | |
| 8 | #if defined(HAVE_SHA1_IN_LIBMD) /* Use libmd for SHA1 */ \ |
| 9 | || defined(HAVE_SHA1_IN_LIBC) /* Use libc for SHA1 */ |
| 10 | |
| 11 | #include <sha1.h> |
| 12 | |
| 13 | void * |
| 14 | x_sha1_init(void) |
| 15 | { |
| 16 | SHA1_CTX *ctx = malloc(sizeof(*ctx)); |
| 17 | |
| 18 | if (!ctx) |
| 19 | return NULL; |
| 20 | SHA1Init(ctx); |
| 21 | return ctx; |
| 22 | } |
| 23 | |
| 24 | int |
| 25 | x_sha1_update(void *ctx, void *data, int size) |
| 26 | { |
| 27 | SHA1_CTX *sha1_ctx = ctx; |
| 28 | |
| 29 | SHA1Update(sha1_ctx, data, size); |
| 30 | return 1; |
| 31 | } |
| 32 | |
| 33 | int |
| 34 | x_sha1_final(void *ctx, unsigned char result[20]) |
| 35 | { |
| 36 | SHA1_CTX *sha1_ctx = ctx; |
| 37 | |
| 38 | SHA1Final(result, sha1_ctx); |
| 39 | free(sha1_ctx); |
| 40 | return 1; |
| 41 | } |
| 42 | |
| 43 | #elif defined(HAVE_SHA1_IN_COMMONCRYPTO) /* Use CommonCrypto for SHA1 */ |
| 44 | |
| 45 | #include <CommonCrypto/CommonDigest.h> |
| 46 | |
| 47 | void * |
| 48 | x_sha1_init(void) |
| 49 | { |
| 50 | CC_SHA1_CTX *ctx = malloc(sizeof(*ctx)); |
| 51 | |
| 52 | if (!ctx) |
| 53 | return NULL; |
| 54 | CC_SHA1_Init(ctx); |
| 55 | return ctx; |
| 56 | } |
| 57 | |
| 58 | int |
| 59 | x_sha1_update(void *ctx, void *data, int size) |
| 60 | { |
| 61 | CC_SHA1_CTX *sha1_ctx = ctx; |
| 62 | |
| 63 | CC_SHA1_Update(sha1_ctx, data, size); |
| 64 | return 1; |
| 65 | } |
| 66 | |
| 67 | int |
| 68 | x_sha1_final(void *ctx, unsigned char result[20]) |
| 69 | { |
| 70 | CC_SHA1_CTX *sha1_ctx = ctx; |
| 71 | |
| 72 | CC_SHA1_Final(result, sha1_ctx); |
| 73 | free(sha1_ctx); |
| 74 | return 1; |
| 75 | } |
| 76 | |
| 77 | #elif defined(HAVE_SHA1_IN_CRYPTOAPI) /* Use CryptoAPI for SHA1 */ |
| 78 | |
| 79 | #define WIN32_LEAN_AND_MEAN |
| 80 | #include <X11/Xwindows.h> |
| 81 | #include <wincrypt.h> |
| 82 | |
| 83 | static HCRYPTPROV hProv; |
| 84 | |
| 85 | void * |
| 86 | x_sha1_init(void) |
| 87 | { |
| 88 | HCRYPTHASH *ctx = malloc(sizeof(*ctx)); |
| 89 | |
| 90 | if (!ctx) |
| 91 | return NULL; |
| 92 | CryptAcquireContext(&hProv, NULL, MS_DEF_PROV, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT); |
| 93 | CryptCreateHash(hProv, CALG_SHA1, 0, 0, ctx); |
| 94 | return ctx; |
| 95 | } |
| 96 | |
| 97 | int |
| 98 | x_sha1_update(void *ctx, void *data, int size) |
| 99 | { |
| 100 | HCRYPTHASH *hHash = ctx; |
| 101 | |
| 102 | CryptHashData(*hHash, data, size, 0); |
| 103 | return 1; |
| 104 | } |
| 105 | |
| 106 | int |
| 107 | x_sha1_final(void *ctx, unsigned char result[20]) |
| 108 | { |
| 109 | HCRYPTHASH *hHash = ctx; |
| 110 | DWORD len = 20; |
| 111 | |
| 112 | CryptGetHashParam(*hHash, HP_HASHVAL, result, &len, 0); |
| 113 | CryptDestroyHash(*hHash); |
| 114 | CryptReleaseContext(hProv, 0); |
| 115 | free(ctx); |
| 116 | return 1; |
| 117 | } |
| 118 | |
| 119 | #elif defined(HAVE_SHA1_IN_LIBNETTLE) /* Use libnettle for SHA1 */ |
| 120 | |
| 121 | #include <nettle/sha.h> |
| 122 | |
| 123 | void * |
| 124 | x_sha1_init(void) |
| 125 | { |
| 126 | struct sha1_ctx *ctx = malloc(sizeof(*ctx)); |
| 127 | |
| 128 | if (!ctx) |
| 129 | return NULL; |
| 130 | sha1_init(ctx); |
| 131 | return ctx; |
| 132 | } |
| 133 | |
| 134 | int |
| 135 | x_sha1_update(void *ctx, void *data, int size) |
| 136 | { |
| 137 | sha1_update(ctx, size, data); |
| 138 | return 1; |
| 139 | } |
| 140 | |
| 141 | int |
| 142 | x_sha1_final(void *ctx, unsigned char result[20]) |
| 143 | { |
| 144 | sha1_digest(ctx, 20, result); |
| 145 | free(ctx); |
| 146 | return 1; |
| 147 | } |
| 148 | |
| 149 | #elif defined(HAVE_SHA1_IN_LIBGCRYPT) /* Use libgcrypt for SHA1 */ |
| 150 | |
| 151 | #include <gcrypt.h> |
| 152 | |
| 153 | void * |
| 154 | x_sha1_init(void) |
| 155 | { |
| 156 | static int init; |
| 157 | gcry_md_hd_t h; |
| 158 | gcry_error_t err; |
| 159 | |
| 160 | if (!init) { |
| 161 | if (!gcry_check_version(NULL)) |
| 162 | return NULL; |
| 163 | gcry_control(GCRYCTL_DISABLE_SECMEM, 0); |
| 164 | gcry_control(GCRYCTL_INITIALIZATION_FINISHED, 0); |
| 165 | init = 1; |
| 166 | } |
| 167 | |
| 168 | err = gcry_md_open(&h, GCRY_MD_SHA1, 0); |
| 169 | if (err) |
| 170 | return NULL; |
| 171 | return h; |
| 172 | } |
| 173 | |
| 174 | int |
| 175 | x_sha1_update(void *ctx, void *data, int size) |
| 176 | { |
| 177 | gcry_md_hd_t h = ctx; |
| 178 | |
| 179 | gcry_md_write(h, data, size); |
| 180 | return 1; |
| 181 | } |
| 182 | |
| 183 | int |
| 184 | x_sha1_final(void *ctx, unsigned char result[20]) |
| 185 | { |
| 186 | gcry_md_hd_t h = ctx; |
| 187 | |
| 188 | memcpy(result, gcry_md_read(h, GCRY_MD_SHA1), 20); |
| 189 | gcry_md_close(h); |
| 190 | return 1; |
| 191 | } |
| 192 | |
| 193 | #elif defined(HAVE_SHA1_IN_LIBSHA1) /* Use libsha1 */ |
| 194 | |
| 195 | #include <libsha1.h> |
| 196 | |
| 197 | void * |
| 198 | x_sha1_init(void) |
| 199 | { |
| 200 | sha1_ctx *ctx = malloc(sizeof(*ctx)); |
| 201 | |
| 202 | if (!ctx) |
| 203 | return NULL; |
| 204 | sha1_begin(ctx); |
| 205 | return ctx; |
| 206 | } |
| 207 | |
| 208 | int |
| 209 | x_sha1_update(void *ctx, void *data, int size) |
| 210 | { |
| 211 | sha1_hash(data, size, ctx); |
| 212 | return 1; |
| 213 | } |
| 214 | |
| 215 | int |
| 216 | x_sha1_final(void *ctx, unsigned char result[20]) |
| 217 | { |
| 218 | sha1_end(result, ctx); |
| 219 | free(ctx); |
| 220 | return 1; |
| 221 | } |
| 222 | |
| 223 | #else /* Use OpenSSL's libcrypto */ |
| 224 | |
| 225 | #include <stddef.h> /* buggy openssl/sha.h wants size_t */ |
| 226 | #include <openssl/sha.h> |
| 227 | |
| 228 | void * |
| 229 | x_sha1_init(void) |
| 230 | { |
| 231 | int ret; |
| 232 | SHA_CTX *ctx = malloc(sizeof(*ctx)); |
| 233 | |
| 234 | if (!ctx) |
| 235 | return NULL; |
| 236 | ret = SHA1_Init(ctx); |
| 237 | if (!ret) { |
| 238 | free(ctx); |
| 239 | return NULL; |
| 240 | } |
| 241 | return ctx; |
| 242 | } |
| 243 | |
| 244 | int |
| 245 | x_sha1_update(void *ctx, void *data, int size) |
| 246 | { |
| 247 | int ret; |
| 248 | SHA_CTX *sha_ctx = ctx; |
| 249 | |
| 250 | ret = SHA1_Update(sha_ctx, data, size); |
| 251 | if (!ret) |
| 252 | free(sha_ctx); |
| 253 | return ret; |
| 254 | } |
| 255 | |
| 256 | int |
| 257 | x_sha1_final(void *ctx, unsigned char result[20]) |
| 258 | { |
| 259 | int ret; |
| 260 | SHA_CTX *sha_ctx = ctx; |
| 261 | |
| 262 | ret = SHA1_Final(result, sha_ctx); |
| 263 | free(sha_ctx); |
| 264 | return ret; |
| 265 | } |
| 266 | |
| 267 | #endif |