From fc2c1b5d6079960eb53009f57cffb9b6bbbcda80 Mon Sep 17 00:00:00 2001 From: Vijay Kiran Kamuju Date: Fri, 8 May 2020 11:39:46 +0200 Subject: [PATCH] msasn1: Add partial implementation of ASN1_CreateDecoder. Signed-off-by: Vijay Kiran Kamuju Signed-off-by: Alexandre Julliard --- dlls/msasn1/main.c | 43 +++++++++++++ dlls/msasn1/msasn1.spec | 2 +- dlls/msasn1/tests/asn1.c | 129 +++++++++++++++++++++++++++++++++++++++ 3 files changed, 173 insertions(+), 1 deletion(-) diff --git a/dlls/msasn1/main.c b/dlls/msasn1/main.c index f6ad865282a..435dd0e2e11 100644 --- a/dlls/msasn1/main.c +++ b/dlls/msasn1/main.c @@ -142,3 +142,46 @@ void WINAPI ASN1_CloseEncoder(ASN1encoding_t encoder) { FIXME("(%p): Stub!\n", encoder); } + +ASN1error_e WINAPI ASN1_CreateDecoder(ASN1module_t module, ASN1decoding_t *decoder, ASN1octet_t *buf, + ASN1uint32_t bufsize, ASN1decoding_t parent) +{ + ASN1decoding_t dec; + + TRACE("(%p %p %p %u %p)\n", module, decoder, buf, bufsize, parent); + + if (!module || !decoder) + return ASN1_ERR_BADARGS; + + dec = heap_alloc(sizeof(dec)); + if (!dec) + { + return ASN1_ERR_MEMORY; + } + + if (parent) + FIXME("parent not implemented.\n"); + + dec->magic = 0x44434544; + dec->version = 0; + dec->module = module; + dec->buf = 0; + dec->size = bufsize; + dec->len = 0; + dec->err = ASN1_SUCCESS; + dec->bit = 0; + dec->pos = 0; + dec->eRule = module->eRule; + dec->dwFlags = module->dwFlags; + + if (buf) + { + dec->buf = buf; + dec->pos = buf; + dec->dwFlags |= ASN1DECODE_SETBUFFER; + } + + *decoder = dec; + + return ASN1_SUCCESS; +} diff --git a/dlls/msasn1/msasn1.spec b/dlls/msasn1/msasn1.spec index 4ebc8f32ef9..5ec3f08d52a 100644 --- a/dlls/msasn1/msasn1.spec +++ b/dlls/msasn1/msasn1.spec @@ -220,7 +220,7 @@ @ stub ASN1_CloseEncoder2 @ stdcall ASN1_CloseEncoder(ptr) @ stdcall ASN1_CloseModule(ptr) -@ stub ASN1_CreateDecoder +@ stdcall ASN1_CreateDecoder(ptr ptr ptr long ptr) @ stub ASN1_CreateDecoderEx @ stdcall ASN1_CreateEncoder(ptr ptr ptr long ptr) @ stdcall ASN1_CreateModule(long long long long ptr ptr ptr ptr long) diff --git a/dlls/msasn1/tests/asn1.c b/dlls/msasn1/tests/asn1.c index 9d2c4231f7b..017124d2297 100644 --- a/dlls/msasn1/tests/asn1.c +++ b/dlls/msasn1/tests/asn1.c @@ -228,8 +228,137 @@ static void test_CreateEncoder(void) ASN1_CloseModule(mod); } +static void test_CreateDecoder(void) +{ + const ASN1GenericFun_t encfn[] = { NULL }; + const ASN1GenericFun_t decfn[] = { NULL }; + const ASN1FreeFun_t freefn[] = { NULL }; + const ASN1uint32_t size[] = { 0 }; + ASN1magic_t name = 0x61736e31; + ASN1decoding_t decoder = NULL; + ASN1octet_t buf[] = {0x54,0x65,0x73,0x74,0}; + ASN1module_t mod; + ASN1error_e ret; + + ret = ASN1_CreateDecoder(NULL, NULL, NULL, 0, NULL); + ok(ret == ASN1_ERR_BADARGS,"Got error code %d.\n",ret); + + mod = ASN1_CreateModule(ASN1_THIS_VERSION, ASN1_BER_RULE_DER, ASN1FLAGS_NOASSERT, 1, encfn, decfn, freefn, size, name); + ret = ASN1_CreateDecoder(mod, NULL, NULL, 0, NULL); + ok(ret == ASN1_ERR_BADARGS,"Got error code %d.\n",ret); + + ret = ASN1_CreateDecoder(mod, &decoder, NULL, 0, NULL); + ok(ASN1_SUCCEEDED(ret),"Got error code %d.\n",ret); + ok(!!decoder,"Decoder creation failed.\n"); + ok(decoder->magic==0x44434544,"Got invalid magic = %08x.\n",decoder->magic); + ok(!decoder->version,"Got incorrect version = %08x.\n",decoder->version); + ok(decoder->module==mod,"Got incorrect module = %p.\n",decoder->module); + ok(!decoder->buf,"Got incorrect buf = %p.\n",decoder->buf); + ok(!decoder->size,"Got incorrect size = %u.\n",decoder->size); + ok(!decoder->len,"Got incorrect length = %u.\n",decoder->len); + ok(decoder->err==ASN1_SUCCESS,"Got incorrect err = %d.\n",decoder->err); + ok(!decoder->bit,"Got incorrect bit = %u.\n",decoder->bit); + ok(!decoder->pos,"Got incorrect pos = %p.\n",decoder->pos); + ok(decoder->eRule == ASN1_BER_RULE_DER,"Got incorrect eRule = %08x.\n",decoder->eRule); + ok(decoder->dwFlags == ASN1DECODE_NOASSERT,"Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + + ret = ASN1_CreateDecoder(mod, &decoder, buf, 0, NULL); + ok(ASN1_SUCCEEDED(ret),"Got error code %d.\n",ret); + ok(!!decoder,"Decoder creation failed.\n"); + ok(decoder->magic==0x44434544,"Got invalid magic = %08x.\n",decoder->magic); + ok(!decoder->version,"Got incorrect version = %08x.\n",decoder->version); + ok(decoder->module==mod,"Got incorrect module = %p.\n",decoder->module); + ok(decoder->buf==buf,"Got incorrect buf = %s.\n",decoder->buf); + ok(!decoder->size,"Got incorrect size = %u.\n",decoder->size); + ok(!decoder->len,"Got incorrect length = %u.\n",decoder->len); + ok(decoder->err==ASN1_SUCCESS,"Got incorrect err = %d.\n",decoder->err); + ok(!decoder->bit,"Got incorrect bit = %u.\n",decoder->bit); + ok(decoder->pos==buf,"Got incorrect pos = %s.\n",decoder->pos); + ok(decoder->eRule == ASN1_BER_RULE_DER,"Got incorrect eRule = %08x.\n",decoder->eRule); + ok(decoder->dwFlags == (ASN1DECODE_NOASSERT|ASN1DECODE_SETBUFFER), "Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + + ret = ASN1_CreateDecoder(mod, &decoder, buf, 2, NULL); + ok(ASN1_SUCCEEDED(ret),"Got error code %d.\n",ret); + ok(!!decoder,"Decoder creation failed.\n"); + ok(decoder->magic==0x44434544,"Got invalid magic = %08x.\n",decoder->magic); + ok(!decoder->version,"Got incorrect version = %08x.\n",decoder->version); + ok(decoder->module==mod,"Got incorrect module = %p.\n",decoder->module); + ok(decoder->buf==buf,"Got incorrect buf = %p.\n",decoder->buf); + ok(decoder->size==2,"Got incorrect size = %u.\n",decoder->size); + ok(!decoder->len,"Got incorrect length = %u.\n",decoder->len); + ok(decoder->err==ASN1_SUCCESS,"Got incorrect err = %d.\n",decoder->err); + ok(!decoder->bit,"Got incorrect bit = %u.\n",decoder->bit); + ok(decoder->pos==buf,"Got incorrect pos = %p.\n",decoder->pos); + ok(decoder->eRule == ASN1_BER_RULE_DER,"Got incorrect eRule = %08x.\n",decoder->eRule); + ok(decoder->dwFlags == (ASN1DECODE_NOASSERT|ASN1DECODE_SETBUFFER),"Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + + ret = ASN1_CreateDecoder(mod, &decoder, buf, 4, NULL); + ok(ASN1_SUCCEEDED(ret),"Got error code %d.\n",ret); + ok(!!decoder,"Decoder creation failed.\n"); + ok(decoder->magic==0x44434544,"Got invalid magic = %08x.\n",decoder->magic); + ok(!decoder->version,"Got incorrect version = %08x.\n",decoder->version); + ok(decoder->module==mod,"Got incorrect module = %p.\n",decoder->module); + ok(decoder->buf==buf,"Got incorrect buf = %p.\n",decoder->buf); + ok(decoder->size==4,"Got incorrect size = %u.\n",decoder->size); + ok(!decoder->len,"Got incorrect length = %u.\n",decoder->len); + ok(decoder->err==ASN1_SUCCESS,"Got incorrect err = %d.\n",decoder->err); + ok(!decoder->bit,"Got incorrect bit = %u.\n",decoder->bit); + ok(decoder->pos==buf,"Got incorrect pos = %p.\n",decoder->pos); + ok(decoder->eRule == ASN1_BER_RULE_DER,"Got incorrect rule = %08x.\n",decoder->eRule); + ok(decoder->dwFlags == (ASN1DECODE_NOASSERT|ASN1DECODE_SETBUFFER),"Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + ASN1_CloseModule(mod); + + mod = ASN1_CreateModule(ASN1_THIS_VERSION, ASN1_BER_RULE_DER, ASN1FLAGS_NONE, 1, encfn, decfn, freefn, size, name); + ret = ASN1_CreateDecoder(mod, &decoder, buf, 0, NULL); + ok(decoder->dwFlags == ASN1DECODE_SETBUFFER,"Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + + ret = ASN1_CreateDecoder(mod, &decoder, buf, 4, NULL); + ok(decoder->dwFlags == ASN1DECODE_SETBUFFER,"Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + ASN1_CloseModule(mod); + + mod = ASN1_CreateModule(ASN1_THIS_VERSION, ASN1_PER_RULE_ALIGNED, ASN1FLAGS_NOASSERT, 1, encfn, decfn, freefn, size, name); + ret = ASN1_CreateDecoder(mod, &decoder, buf, 0, NULL); + ok(ASN1_SUCCEEDED(ret),"Got error code %d.\n",ret); + ok(!!decoder,"Decoder creation failed.\n"); + ok(decoder->magic==0x44434544,"Got invalid magic = %08x.\n",decoder->magic); + ok(!decoder->version,"Got incorrect version = %08x.\n",decoder->version); + ok(decoder->module==mod,"Got incorrect module = %p.\n",decoder->module); + ok(decoder->buf==buf,"Got incorrect buf = %s.\n",decoder->buf); + ok(!decoder->size,"Got incorrect size = %u.\n",decoder->size); + ok(!decoder->len,"Got incorrect length = %u.\n",decoder->len); + ok(decoder->err==ASN1_SUCCESS,"Got incorrect err = %d.\n",decoder->err); + ok(!decoder->bit,"Got incorrect bit = %u.\n",decoder->bit); + ok(decoder->pos==buf,"Got incorrect pos = %s.\n",decoder->pos); + ok(decoder->eRule == ASN1_PER_RULE_ALIGNED,"Got incorrect eRule = %08x.\n",decoder->eRule); + ok(decoder->dwFlags == (ASN1DECODE_NOASSERT|ASN1DECODE_SETBUFFER),"Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + + ret = ASN1_CreateDecoder(mod, &decoder, buf, 4, NULL); + ok(!!decoder,"Decoder creation failed.\n"); + ok(decoder->magic==0x44434544,"Got invalid magic = %08x.\n",decoder->magic); + ok(!decoder->version,"Got incorrect version = %08x.\n",decoder->version); + ok(decoder->module==mod,"Got incorrect module = %p.\n",decoder->module); + ok(decoder->buf==buf,"Got incorrect buf = %p.\n",decoder->buf); + ok(decoder->size==4,"Got incorrect size = %u.\n",decoder->size); + ok(!decoder->len,"Got incorrect length = %u.\n",decoder->len); + ok(decoder->err==ASN1_SUCCESS,"Got incorrect err = %d.\n",decoder->err); + ok(!decoder->bit,"Got incorrect bit = %u.\n",decoder->bit); + ok(decoder->pos==buf,"Got incorrect pos = %p.\n",decoder->pos); + ok(decoder->eRule == ASN1_PER_RULE_ALIGNED,"Got incorrect rule = %08x.\n",decoder->eRule); + ok(decoder->dwFlags == (ASN1FLAGS_NOASSERT|ASN1DECODE_SETBUFFER),"Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + ASN1_CloseModule(mod); + + mod = ASN1_CreateModule(ASN1_THIS_VERSION, ASN1_PER_RULE_ALIGNED, ASN1FLAGS_NONE, 1, encfn, decfn, freefn, size, name); + ret = ASN1_CreateDecoder(mod, &decoder, buf, 0, NULL); + ok(decoder->dwFlags == ASN1DECODE_SETBUFFER,"Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + + ret = ASN1_CreateDecoder(mod, &decoder, buf, 4, NULL); + ok(decoder->dwFlags == ASN1DECODE_SETBUFFER,"Got incorrect dwFlags = %08x.\n",decoder->dwFlags); + ASN1_CloseModule(mod); +} + START_TEST(asn1) { test_CreateModule(); test_CreateEncoder(); + test_CreateDecoder(); }