Lines Matching refs:ctx
64 struct x509_parse_context *ctx; in x509_cert_parse() local
78 ctx = kzalloc(sizeof(struct x509_parse_context), GFP_KERNEL); in x509_cert_parse()
79 if (!ctx) in x509_cert_parse()
82 ctx->cert = cert; in x509_cert_parse()
83 ctx->data = (unsigned long)data; in x509_cert_parse()
86 ret = asn1_ber_decoder(&x509_decoder, ctx, data, datalen); in x509_cert_parse()
91 if (ctx->raw_akid) { in x509_cert_parse()
93 ctx->raw_akid_size, ctx->raw_akid_size, ctx->raw_akid); in x509_cert_parse()
94 ret = asn1_ber_decoder(&x509_akid_decoder, ctx, in x509_cert_parse()
95 ctx->raw_akid, ctx->raw_akid_size); in x509_cert_parse()
103 cert->pub->key = kmemdup(ctx->key, ctx->key_size, GFP_KERNEL); in x509_cert_parse()
107 cert->pub->keylen = ctx->key_size; in x509_cert_parse()
109 cert->pub->params = kmemdup(ctx->params, ctx->params_size, GFP_KERNEL); in x509_cert_parse()
113 cert->pub->paramlen = ctx->params_size; in x509_cert_parse()
114 cert->pub->algo = ctx->key_algo; in x509_cert_parse()
137 kfree(ctx); in x509_cert_parse()
141 kfree(ctx); in x509_cert_parse()
157 struct x509_parse_context *ctx = context; in x509_note_OID() local
159 ctx->last_oid = look_up_OID(value, vlen); in x509_note_OID()
160 if (ctx->last_oid == OID__NR) { in x509_note_OID()
164 (unsigned long)value - ctx->data, buffer); in x509_note_OID()
177 struct x509_parse_context *ctx = context; in x509_note_tbs_certificate() local
180 hdrlen, tag, (unsigned long)value - ctx->data, vlen); in x509_note_tbs_certificate()
182 ctx->cert->tbs = value - hdrlen; in x509_note_tbs_certificate()
183 ctx->cert->tbs_size = vlen + hdrlen; in x509_note_tbs_certificate()
193 struct x509_parse_context *ctx = context; in x509_note_sig_algo() local
195 pr_debug("PubKey Algo: %u\n", ctx->last_oid); in x509_note_sig_algo()
197 switch (ctx->last_oid) { in x509_note_sig_algo()
204 ctx->cert->sig->hash_algo = "md4"; in x509_note_sig_algo()
208 ctx->cert->sig->hash_algo = "sha1"; in x509_note_sig_algo()
212 ctx->cert->sig->hash_algo = "sha256"; in x509_note_sig_algo()
216 ctx->cert->sig->hash_algo = "sha384"; in x509_note_sig_algo()
220 ctx->cert->sig->hash_algo = "sha512"; in x509_note_sig_algo()
224 ctx->cert->sig->hash_algo = "sha224"; in x509_note_sig_algo()
228 ctx->cert->sig->hash_algo = "sha1"; in x509_note_sig_algo()
232 ctx->cert->sig->hash_algo = "sha224"; in x509_note_sig_algo()
236 ctx->cert->sig->hash_algo = "sha256"; in x509_note_sig_algo()
240 ctx->cert->sig->hash_algo = "sha384"; in x509_note_sig_algo()
244 ctx->cert->sig->hash_algo = "sha512"; in x509_note_sig_algo()
248 ctx->cert->sig->hash_algo = "streebog256"; in x509_note_sig_algo()
252 ctx->cert->sig->hash_algo = "streebog512"; in x509_note_sig_algo()
256 ctx->cert->sig->hash_algo = "sm3"; in x509_note_sig_algo()
261 ctx->cert->sig->pkey_algo = "rsa"; in x509_note_sig_algo()
262 ctx->cert->sig->encoding = "pkcs1"; in x509_note_sig_algo()
263 ctx->sig_algo = ctx->last_oid; in x509_note_sig_algo()
266 ctx->cert->sig->pkey_algo = "ecrdsa"; in x509_note_sig_algo()
267 ctx->cert->sig->encoding = "raw"; in x509_note_sig_algo()
268 ctx->sig_algo = ctx->last_oid; in x509_note_sig_algo()
271 ctx->cert->sig->pkey_algo = "sm2"; in x509_note_sig_algo()
272 ctx->cert->sig->encoding = "raw"; in x509_note_sig_algo()
273 ctx->sig_algo = ctx->last_oid; in x509_note_sig_algo()
276 ctx->cert->sig->pkey_algo = "ecdsa"; in x509_note_sig_algo()
277 ctx->cert->sig->encoding = "x962"; in x509_note_sig_algo()
278 ctx->sig_algo = ctx->last_oid; in x509_note_sig_algo()
289 struct x509_parse_context *ctx = context; in x509_note_signature() local
291 pr_debug("Signature: alg=%u, size=%zu\n", ctx->last_oid, vlen); in x509_note_signature()
298 if (ctx->last_oid != ctx->sig_algo) { in x509_note_signature()
300 ctx->last_oid, ctx->sig_algo); in x509_note_signature()
304 if (strcmp(ctx->cert->sig->pkey_algo, "rsa") == 0 || in x509_note_signature()
305 strcmp(ctx->cert->sig->pkey_algo, "ecrdsa") == 0 || in x509_note_signature()
306 strcmp(ctx->cert->sig->pkey_algo, "sm2") == 0 || in x509_note_signature()
307 strcmp(ctx->cert->sig->pkey_algo, "ecdsa") == 0) { in x509_note_signature()
316 ctx->cert->raw_sig = value; in x509_note_signature()
317 ctx->cert->raw_sig_size = vlen; in x509_note_signature()
328 struct x509_parse_context *ctx = context; in x509_note_serial() local
329 ctx->cert->raw_serial = value; in x509_note_serial()
330 ctx->cert->raw_serial_size = vlen; in x509_note_serial()
341 struct x509_parse_context *ctx = context; in x509_extract_name_segment() local
343 switch (ctx->last_oid) { in x509_extract_name_segment()
345 ctx->cn_size = vlen; in x509_extract_name_segment()
346 ctx->cn_offset = (unsigned long)value - ctx->data; in x509_extract_name_segment()
349 ctx->o_size = vlen; in x509_extract_name_segment()
350 ctx->o_offset = (unsigned long)value - ctx->data; in x509_extract_name_segment()
353 ctx->email_size = vlen; in x509_extract_name_segment()
354 ctx->email_offset = (unsigned long)value - ctx->data; in x509_extract_name_segment()
366 static int x509_fabricate_name(struct x509_parse_context *ctx, size_t hdrlen, in x509_fabricate_name() argument
370 const void *name, *data = (const void *)ctx->data; in x509_fabricate_name()
378 if (!ctx->cn_size && !ctx->o_size && !ctx->email_size) { in x509_fabricate_name()
386 if (ctx->cn_size && ctx->o_size) { in x509_fabricate_name()
390 namesize = ctx->cn_size; in x509_fabricate_name()
391 name = data + ctx->cn_offset; in x509_fabricate_name()
392 if (ctx->cn_size >= ctx->o_size && in x509_fabricate_name()
393 memcmp(data + ctx->cn_offset, data + ctx->o_offset, in x509_fabricate_name()
394 ctx->o_size) == 0) in x509_fabricate_name()
396 if (ctx->cn_size >= 7 && in x509_fabricate_name()
397 ctx->o_size >= 7 && in x509_fabricate_name()
398 memcmp(data + ctx->cn_offset, data + ctx->o_offset, 7) == 0) in x509_fabricate_name()
401 buffer = kmalloc(ctx->o_size + 2 + ctx->cn_size + 1, in x509_fabricate_name()
407 data + ctx->o_offset, ctx->o_size); in x509_fabricate_name()
408 buffer[ctx->o_size + 0] = ':'; in x509_fabricate_name()
409 buffer[ctx->o_size + 1] = ' '; in x509_fabricate_name()
410 memcpy(buffer + ctx->o_size + 2, in x509_fabricate_name()
411 data + ctx->cn_offset, ctx->cn_size); in x509_fabricate_name()
412 buffer[ctx->o_size + 2 + ctx->cn_size] = 0; in x509_fabricate_name()
415 } else if (ctx->cn_size) { in x509_fabricate_name()
416 namesize = ctx->cn_size; in x509_fabricate_name()
417 name = data + ctx->cn_offset; in x509_fabricate_name()
418 } else if (ctx->o_size) { in x509_fabricate_name()
419 namesize = ctx->o_size; in x509_fabricate_name()
420 name = data + ctx->o_offset; in x509_fabricate_name()
422 namesize = ctx->email_size; in x509_fabricate_name()
423 name = data + ctx->email_offset; in x509_fabricate_name()
435 ctx->cn_size = 0; in x509_fabricate_name()
436 ctx->o_size = 0; in x509_fabricate_name()
437 ctx->email_size = 0; in x509_fabricate_name()
445 struct x509_parse_context *ctx = context; in x509_note_issuer() local
448 ctx->cert->raw_issuer = value; in x509_note_issuer()
449 ctx->cert->raw_issuer_size = vlen; in x509_note_issuer()
451 if (!ctx->cert->sig->auth_ids[2]) { in x509_note_issuer()
455 ctx->cert->sig->auth_ids[2] = kid; in x509_note_issuer()
458 return x509_fabricate_name(ctx, hdrlen, tag, &ctx->cert->issuer, vlen); in x509_note_issuer()
465 struct x509_parse_context *ctx = context; in x509_note_subject() local
466 ctx->cert->raw_subject = value; in x509_note_subject()
467 ctx->cert->raw_subject_size = vlen; in x509_note_subject()
468 return x509_fabricate_name(ctx, hdrlen, tag, &ctx->cert->subject, vlen); in x509_note_subject()
478 struct x509_parse_context *ctx = context; in x509_note_params() local
485 if (!ctx->cert->raw_subject || ctx->key) in x509_note_params()
487 ctx->params = value - hdrlen; in x509_note_params()
488 ctx->params_size = vlen + hdrlen; in x509_note_params()
499 struct x509_parse_context *ctx = context; in x509_extract_key_data() local
502 ctx->key_algo = ctx->last_oid; in x509_extract_key_data()
503 switch (ctx->last_oid) { in x509_extract_key_data()
505 ctx->cert->pub->pkey_algo = "rsa"; in x509_extract_key_data()
509 ctx->cert->pub->pkey_algo = "ecrdsa"; in x509_extract_key_data()
512 ctx->cert->pub->pkey_algo = "sm2"; in x509_extract_key_data()
515 if (parse_OID(ctx->params, ctx->params_size, &oid) != 0) in x509_extract_key_data()
520 ctx->cert->pub->pkey_algo = "sm2"; in x509_extract_key_data()
523 ctx->cert->pub->pkey_algo = "ecdsa-nist-p192"; in x509_extract_key_data()
526 ctx->cert->pub->pkey_algo = "ecdsa-nist-p256"; in x509_extract_key_data()
529 ctx->cert->pub->pkey_algo = "ecdsa-nist-p384"; in x509_extract_key_data()
542 ctx->key = value + 1; in x509_extract_key_data()
543 ctx->key_size = vlen - 1; in x509_extract_key_data()
557 struct x509_parse_context *ctx = context; in x509_process_extension() local
561 pr_debug("Extension: %u\n", ctx->last_oid); in x509_process_extension()
563 if (ctx->last_oid == OID_subjectKeyIdentifier) { in x509_process_extension()
565 if (ctx->cert->skid || vlen < 3) in x509_process_extension()
572 ctx->cert->raw_skid_size = vlen; in x509_process_extension()
573 ctx->cert->raw_skid = v; in x509_process_extension()
577 ctx->cert->skid = kid; in x509_process_extension()
582 if (ctx->last_oid == OID_keyUsage) { in x509_process_extension()
602 ctx->cert->pub->key_eflags |= 1 << KEY_EFLAG_DIGITALSIG; in x509_process_extension()
604 ctx->cert->pub->key_eflags |= 1 << KEY_EFLAG_KEYCERTSIGN; in x509_process_extension()
606 ctx->cert->pub->key_eflags |= 1 << KEY_EFLAG_KEYCERTSIGN; in x509_process_extension()
610 if (ctx->last_oid == OID_authorityKeyIdentifier) { in x509_process_extension()
612 ctx->raw_akid = v; in x509_process_extension()
613 ctx->raw_akid_size = vlen; in x509_process_extension()
617 if (ctx->last_oid == OID_basicConstraints) { in x509_process_extension()
635 ctx->cert->pub->key_eflags |= 1 << KEY_EFLAG_CA; in x509_process_extension()
741 struct x509_parse_context *ctx = context; in x509_note_not_before() local
742 return x509_decode_time(&ctx->cert->valid_from, hdrlen, tag, value, vlen); in x509_note_not_before()
749 struct x509_parse_context *ctx = context; in x509_note_not_after() local
750 return x509_decode_time(&ctx->cert->valid_to, hdrlen, tag, value, vlen); in x509_note_not_after()
760 struct x509_parse_context *ctx = context; in x509_akid_note_kid() local
765 if (ctx->cert->sig->auth_ids[1]) in x509_akid_note_kid()
772 ctx->cert->sig->auth_ids[1] = kid; in x509_akid_note_kid()
783 struct x509_parse_context *ctx = context; in x509_akid_note_name() local
787 ctx->akid_raw_issuer = value; in x509_akid_note_name()
788 ctx->akid_raw_issuer_size = vlen; in x509_akid_note_name()
799 struct x509_parse_context *ctx = context; in x509_akid_note_serial() local
804 if (!ctx->akid_raw_issuer || ctx->cert->sig->auth_ids[0]) in x509_akid_note_serial()
809 ctx->akid_raw_issuer, in x509_akid_note_serial()
810 ctx->akid_raw_issuer_size); in x509_akid_note_serial()
815 ctx->cert->sig->auth_ids[0] = kid; in x509_akid_note_serial()