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Code Issues Projects Releases Wiki Activity

APPX support (#303)

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Co-authored-by: Maciej Panek <Maciej.panek@punxworks.com>
Co-authored-by: olszomal <Malgorzata.Olszowka@stunnel.org>
This commit is contained in:
Michał Trojnara
2023-09-19 21:23:32 +02:00
committed by GitHub
parent a6f767f5a3
commit 1700455533
13 changed files with 2802 additions and 60 deletions
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12
pe.c
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@ -44,6 +44,7 @@ struct pe_ctx_st {
/* FILE_FORMAT method prototypes */
static FILE_FORMAT_CTX *pe_ctx_new(GLOBAL_OPTIONS *options, BIO *hash, BIO *outdata);
static ASN1_OBJECT *pe_spc_image_data_get(u_char **p, int *plen, FILE_FORMAT_CTX *ctx);
static int pe_hash_length_get(FILE_FORMAT_CTX *ctx);
static int pe_check_file(FILE_FORMAT_CTX *ctx, int detached);
static u_char *pe_digest_calc(FILE_FORMAT_CTX *ctx, const EVP_MD *md);
static int pe_verify_digests(FILE_FORMAT_CTX *ctx, PKCS7 *p7);
@ -59,6 +60,7 @@ static void pe_ctx_cleanup(FILE_FORMAT_CTX *ctx, BIO *hash, BIO *outdata);
FILE_FORMAT file_format_pe = {
.ctx_new = pe_ctx_new,
.data_blob_get = pe_spc_image_data_get,
.hash_length_get = pe_hash_length_get,
.check_file = pe_check_file,
.digest_calc = pe_digest_calc,
.verify_digests = pe_verify_digests,
@ -168,6 +170,15 @@ static ASN1_OBJECT *pe_spc_image_data_get(u_char **p, int *plen, FILE_FORMAT_CTX
return dtype; /* OK */
}
/*
* [in] ctx: structure holds input and output data
* [returns] the size of the message digest when passed an EVP_MD structure (the size of the hash)
*/
static int pe_hash_length_get(FILE_FORMAT_CTX *ctx)
{
return EVP_MD_size(ctx->options->md);
}
/*
* Print current and calculated PE checksum,
* check if the signature exists.
@ -918,7 +929,6 @@ static u_char *pe_page_hash_calc(int *rphlen, FILE_FORMAT_CTX *ctx, int phtype)
/* NumberOfSections indicates the size of the section table,
* which immediately follows the headers, can be up to 65535 under Vista and later */
/* coverity[byte_swapping] */
nsections = GET_UINT16_LE(ctx->options->indata + ctx->pe_ctx->header_size + 6);
if (nsections == 0) {
printf("Corrupted number of sections: 0x%08X\n", nsections);