diff options
-rw-r--r-- | src/apk_blob.h | 2 | ||||
-rw-r--r-- | src/apk_io.h | 1 | ||||
-rw-r--r-- | src/apk_openssl.h | 21 | ||||
-rw-r--r-- | src/apk_package.h | 2 | ||||
-rw-r--r-- | src/archive.c | 17 | ||||
-rw-r--r-- | src/database.c | 19 | ||||
-rw-r--r-- | src/io.c | 45 | ||||
-rw-r--r-- | src/package.c | 37 |
8 files changed, 90 insertions, 54 deletions
diff --git a/src/apk_blob.h b/src/apk_blob.h index 2d2e30e..4fdd3be 100644 --- a/src/apk_blob.h +++ b/src/apk_blob.h @@ -14,9 +14,9 @@ #include <ctype.h> #include <string.h> -#include <openssl/evp.h> #include "apk_defines.h" +#include "apk_openssl.h" typedef const unsigned char *apk_spn_match; typedef unsigned char apk_spn_match_def[256 / 8]; diff --git a/src/apk_io.h b/src/apk_io.h index 94aa989..26c3f28 100644 --- a/src/apk_io.h +++ b/src/apk_io.h @@ -12,7 +12,6 @@ #define APK_IO #include <sys/types.h> -#include <openssl/evp.h> #include <fcntl.h> #include <time.h> diff --git a/src/apk_openssl.h b/src/apk_openssl.h new file mode 100644 index 0000000..c45beb9 --- /dev/null +++ b/src/apk_openssl.h @@ -0,0 +1,21 @@ +#ifndef APK_SSL_COMPAT_H +#define APK_SSL_COMPAT_H + +#include <openssl/opensslv.h> +#include <openssl/evp.h> + +#if OPENSSL_VERSION_NUMBER < 0x1010000fL || (defined(LIBRESSL_VERSION_NUMBER) && LIBRESSL_VERSION_NUMBER < 0x2070000fL) + +static inline EVP_MD_CTX *EVP_MD_CTX_new(void) +{ + return EVP_MD_CTX_create(); +} + +static inline void EVP_MD_CTX_free(EVP_MD_CTX *mdctx) +{ + return EVP_MD_CTX_destroy(mdctx); +} + +#endif + +#endif diff --git a/src/apk_package.h b/src/apk_package.h index 87635a9..6c4ff29 100644 --- a/src/apk_package.h +++ b/src/apk_package.h @@ -58,7 +58,7 @@ struct apk_sign_ctx { int data_verified : 1; char data_checksum[EVP_MAX_MD_SIZE]; struct apk_checksum identity; - EVP_MD_CTX mdctx; + EVP_MD_CTX *mdctx; struct { apk_blob_t data; diff --git a/src/archive.c b/src/archive.c index 9a184fd..f3a66c2 100644 --- a/src/archive.c +++ b/src/archive.c @@ -28,6 +28,7 @@ #include "apk_defines.h" #include "apk_print.h" #include "apk_archive.h" +#include "apk_openssl.h" struct tar_header { /* ustar header, Posix 1003.1 */ @@ -82,7 +83,7 @@ struct apk_tar_entry_istream { struct apk_istream is; struct apk_istream *tar_is; size_t bytes_left; - EVP_MD_CTX mdctx; + EVP_MD_CTX *mdctx; struct apk_checksum *csum; time_t mtime; }; @@ -121,10 +122,10 @@ static ssize_t tar_entry_read(void *stream, void *ptr, size_t size) if (teis->csum == NULL) return r; - EVP_DigestUpdate(&teis->mdctx, ptr, r); + EVP_DigestUpdate(teis->mdctx, ptr, r); if (teis->bytes_left == 0) { - teis->csum->type = EVP_MD_CTX_size(&teis->mdctx); - EVP_DigestFinal_ex(&teis->mdctx, teis->csum->data, NULL); + teis->csum->type = EVP_MD_CTX_size(teis->mdctx); + EVP_DigestFinal_ex(teis->mdctx, teis->csum->data, NULL); } return r; } @@ -210,7 +211,9 @@ int apk_tar_parse(struct apk_istream *is, apk_archive_entry_parser parser, char filename[sizeof buf.name + sizeof buf.prefix + 2]; odi = (struct apk_tar_digest_info *) &buf.linkname[3]; - EVP_MD_CTX_init(&teis.mdctx); + teis.mdctx = EVP_MD_CTX_new(); + if (!teis.mdctx) return -ENOMEM; + memset(&entry, 0, sizeof(entry)); entry.name = buf.name; while ((r = apk_istream_read(is, &buf, 512)) == 512) { @@ -327,7 +330,7 @@ int apk_tar_parse(struct apk_istream *is, apk_archive_entry_parser parser, if (entry.mode & S_IFMT) { /* callback parser function */ if (teis.csum != NULL) - EVP_DigestInit_ex(&teis.mdctx, + EVP_DigestInit_ex(teis.mdctx, apk_checksum_default(), NULL); r = parser(ctx, &entry, &teis.is); @@ -360,7 +363,7 @@ err: /* Check that there was no partial (or non-zero) record */ if (r >= 0) r = -EBADMSG; ok: - EVP_MD_CTX_cleanup(&teis.mdctx); + EVP_MD_CTX_free(teis.mdctx); free(pax.ptr); free(longname.ptr); apk_fileinfo_free(&entry); diff --git a/src/database.c b/src/database.c index 8cf63b2..91fcedd 100644 --- a/src/database.c +++ b/src/database.c @@ -35,6 +35,7 @@ #include "apk_applet.h" #include "apk_archive.h" #include "apk_print.h" +#include "apk_openssl.h" static const apk_spn_match_def apk_spn_repo_separators = { [4] = (1<<0) /* */, @@ -2363,18 +2364,22 @@ static struct apk_db_dir_instance *apk_db_install_directory_entry(struct install static const char *format_tmpname(struct apk_package *pkg, struct apk_db_file *f, char tmpname[static TMPNAME_MAX]) { - EVP_MD_CTX mdctx; + EVP_MD_CTX *mdctx; unsigned char md[EVP_MAX_MD_SIZE]; apk_blob_t b = APK_BLOB_PTR_LEN(tmpname, TMPNAME_MAX); if (!f) return NULL; - EVP_DigestInit(&mdctx, EVP_sha256()); - EVP_DigestUpdate(&mdctx, pkg->name->name, strlen(pkg->name->name) + 1); - EVP_DigestUpdate(&mdctx, f->diri->dir->name, f->diri->dir->namelen); - EVP_DigestUpdate(&mdctx, "/", 1); - EVP_DigestUpdate(&mdctx, f->name, f->namelen); - EVP_DigestFinal(&mdctx, md, NULL); + mdctx = EVP_MD_CTX_new(); + if (!mdctx) return NULL; + + EVP_DigestInit_ex(mdctx, EVP_sha256(), NULL); + EVP_DigestUpdate(mdctx, pkg->name->name, strlen(pkg->name->name) + 1); + EVP_DigestUpdate(mdctx, f->diri->dir->name, f->diri->dir->namelen); + EVP_DigestUpdate(mdctx, "/", 1); + EVP_DigestUpdate(mdctx, f->name, f->namelen); + EVP_DigestFinal_ex(mdctx, md, NULL); + EVP_MD_CTX_free(mdctx); apk_blob_push_blob(&b, APK_BLOB_PTR_LEN(f->diri->dir->name, f->diri->dir->namelen)); apk_blob_push_blob(&b, APK_BLOB_STR("/.apk.")); @@ -28,6 +28,7 @@ #include "apk_defines.h" #include "apk_io.h" #include "apk_hash.h" +#include "apk_openssl.h" #if defined(__GLIBC__) || defined(__UCLIBC__) #define HAVE_FGETPWENT_R @@ -623,22 +624,25 @@ static void hash_len_data(EVP_MD_CTX *ctx, uint32_t len, const void *ptr) void apk_fileinfo_hash_xattr_array(struct apk_xattr_array *xattrs, const EVP_MD *md, struct apk_checksum *csum) { struct apk_xattr *xattr; - EVP_MD_CTX mdctx; + EVP_MD_CTX *mdctx; - if (!xattrs || xattrs->num == 0) { - csum->type = APK_CHECKSUM_NONE; - return; - } + if (!xattrs || xattrs->num == 0) goto err; + mdctx = EVP_MD_CTX_new(); + if (!mdctx) goto err; qsort(xattrs->item, xattrs->num, sizeof(xattrs->item[0]), cmp_xattr); - EVP_DigestInit(&mdctx, md); + EVP_DigestInit_ex(mdctx, EVP_sha256(), NULL); foreach_array_item(xattr, xattrs) { - hash_len_data(&mdctx, strlen(xattr->name), xattr->name); - hash_len_data(&mdctx, xattr->value.len, xattr->value.ptr); + hash_len_data(mdctx, strlen(xattr->name), xattr->name); + hash_len_data(mdctx, xattr->value.len, xattr->value.ptr); } - csum->type = EVP_MD_CTX_size(&mdctx); - EVP_DigestFinal(&mdctx, csum->data, NULL); + csum->type = EVP_MD_CTX_size(mdctx); + EVP_DigestFinal_ex(mdctx, csum->data, NULL); + EVP_MD_CTX_free(mdctx); + return; +err: + csum->type = APK_CHECKSUM_NONE; } void apk_fileinfo_hash_xattr(struct apk_file_info *fi) @@ -723,17 +727,20 @@ int apk_fileinfo_get(int atfd, const char *filename, unsigned int flags, } else { bs = apk_bstream_from_file(atfd, filename); if (!IS_ERR_OR_NULL(bs)) { - EVP_MD_CTX mdctx; + EVP_MD_CTX *mdctx; apk_blob_t blob; - EVP_DigestInit(&mdctx, apk_checksum_evp(checksum)); - if (bs->flags & APK_BSTREAM_SINGLE_READ) - EVP_MD_CTX_set_flags(&mdctx, EVP_MD_CTX_FLAG_ONESHOT); - while (!APK_BLOB_IS_NULL(blob = apk_bstream_read(bs, APK_BLOB_NULL))) - EVP_DigestUpdate(&mdctx, (void*) blob.ptr, blob.len); - fi->csum.type = EVP_MD_CTX_size(&mdctx); - EVP_DigestFinal(&mdctx, fi->csum.data, NULL); - + mdctx = EVP_MD_CTX_new(); + if (mdctx) { + EVP_DigestInit_ex(mdctx, apk_checksum_evp(checksum), NULL); + if (bs->flags & APK_BSTREAM_SINGLE_READ) + EVP_MD_CTX_set_flags(mdctx, EVP_MD_CTX_FLAG_ONESHOT); + while (!APK_BLOB_IS_NULL(blob = apk_bstream_read(bs, APK_BLOB_NULL))) + EVP_DigestUpdate(mdctx, (void*) blob.ptr, blob.len); + fi->csum.type = EVP_MD_CTX_size(mdctx); + EVP_DigestFinal_ex(mdctx, fi->csum.data, NULL); + EVP_MD_CTX_free(mdctx); + } apk_bstream_close(bs, NULL); } } diff --git a/src/package.c b/src/package.c index e19250a..baa8a90 100644 --- a/src/package.c +++ b/src/package.c @@ -21,6 +21,7 @@ #include <sys/wait.h> #include <sys/stat.h> +#include "apk_openssl.h" #include <openssl/pem.h> #include "apk_defines.h" @@ -490,9 +491,9 @@ void apk_sign_ctx_init(struct apk_sign_ctx *ctx, int action, ctx->data_started = 1; break; } - EVP_MD_CTX_init(&ctx->mdctx); - EVP_DigestInit_ex(&ctx->mdctx, ctx->md, NULL); - EVP_MD_CTX_set_flags(&ctx->mdctx, EVP_MD_CTX_FLAG_ONESHOT); + ctx->mdctx = EVP_MD_CTX_new(); + EVP_DigestInit_ex(ctx->mdctx, ctx->md, NULL); + EVP_MD_CTX_set_flags(ctx->mdctx, EVP_MD_CTX_FLAG_ONESHOT); } void apk_sign_ctx_free(struct apk_sign_ctx *ctx) @@ -501,7 +502,7 @@ void apk_sign_ctx_free(struct apk_sign_ctx *ctx) free(ctx->signature.data.ptr); if (ctx->signature.pkey != NULL) EVP_PKEY_free(ctx->signature.pkey); - EVP_MD_CTX_cleanup(&ctx->mdctx); + EVP_MD_CTX_free(ctx->mdctx); } static int check_signing_key_trust(struct apk_sign_ctx *sctx) @@ -674,16 +675,16 @@ int apk_sign_ctx_mpart_cb(void *ctx, int part, apk_blob_t data) /* Drool in the remaining of the digest block now, we will finish * it on all cases */ - EVP_DigestUpdate(&sctx->mdctx, data.ptr, data.len); + EVP_DigestUpdate(sctx->mdctx, data.ptr, data.len); /* End of control-block and checking control hash/signature or * end of data-block and checking its hash/signature */ if (sctx->has_data_checksum && !end_of_control) { /* End of control-block and check it's hash */ - EVP_DigestFinal_ex(&sctx->mdctx, calculated, NULL); - if (EVP_MD_CTX_size(&sctx->mdctx) == 0 || + EVP_DigestFinal_ex(sctx->mdctx, calculated, NULL); + if (EVP_MD_CTX_size(sctx->mdctx) == 0 || memcmp(calculated, sctx->data_checksum, - EVP_MD_CTX_size(&sctx->mdctx)) != 0) + EVP_MD_CTX_size(sctx->mdctx)) != 0) return -EKEYREJECTED; sctx->data_verified = 1; if (!(apk_flags & APK_ALLOW_UNTRUSTED) && @@ -700,7 +701,7 @@ int apk_sign_ctx_mpart_cb(void *ctx, int part, apk_blob_t data) case APK_SIGN_VERIFY: case APK_SIGN_VERIFY_AND_GENERATE: if (sctx->signature.pkey != NULL) { - r = EVP_VerifyFinal(&sctx->mdctx, + r = EVP_VerifyFinal(sctx->mdctx, (unsigned char *) sctx->signature.data.ptr, sctx->signature.data.len, sctx->signature.pkey); @@ -717,13 +718,13 @@ int apk_sign_ctx_mpart_cb(void *ctx, int part, apk_blob_t data) sctx->data_verified = 1; } if (sctx->action == APK_SIGN_VERIFY_AND_GENERATE) { - sctx->identity.type = EVP_MD_CTX_size(&sctx->mdctx); - EVP_DigestFinal_ex(&sctx->mdctx, sctx->identity.data, NULL); + sctx->identity.type = EVP_MD_CTX_size(sctx->mdctx); + EVP_DigestFinal_ex(sctx->mdctx, sctx->identity.data, NULL); } break; case APK_SIGN_VERIFY_IDENTITY: /* Reset digest for hashing data */ - EVP_DigestFinal_ex(&sctx->mdctx, calculated, NULL); + EVP_DigestFinal_ex(sctx->mdctx, calculated, NULL); if (memcmp(calculated, sctx->identity.data, sctx->identity.type) != 0) return -EKEYREJECTED; @@ -733,21 +734,21 @@ int apk_sign_ctx_mpart_cb(void *ctx, int part, apk_blob_t data) break; case APK_SIGN_GENERATE: /* Package identity is the checksum */ - sctx->identity.type = EVP_MD_CTX_size(&sctx->mdctx); - EVP_DigestFinal_ex(&sctx->mdctx, sctx->identity.data, NULL); + sctx->identity.type = EVP_MD_CTX_size(sctx->mdctx); + EVP_DigestFinal_ex(sctx->mdctx, sctx->identity.data, NULL); if (sctx->action == APK_SIGN_GENERATE && sctx->has_data_checksum) return -ECANCELED; break; } reset_digest: - EVP_DigestInit_ex(&sctx->mdctx, sctx->md, NULL); - EVP_MD_CTX_set_flags(&sctx->mdctx, EVP_MD_CTX_FLAG_ONESHOT); + EVP_DigestInit_ex(sctx->mdctx, sctx->md, NULL); + EVP_MD_CTX_set_flags(sctx->mdctx, EVP_MD_CTX_FLAG_ONESHOT); return 0; update_digest: - EVP_MD_CTX_clear_flags(&sctx->mdctx, EVP_MD_CTX_FLAG_ONESHOT); - EVP_DigestUpdate(&sctx->mdctx, data.ptr, data.len); + EVP_MD_CTX_clear_flags(sctx->mdctx, EVP_MD_CTX_FLAG_ONESHOT); + EVP_DigestUpdate(sctx->mdctx, data.ptr, data.len); return 0; } |