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Fix runtime crash in OpenSSL with "Illegal instruction" by making some

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casts a bit less evil.

This was e.g. seen when using portsnap as:

  Fetching snapshot tag from portsnap3.FreeBSD.org... Illegal instruction

Note the patch is slightly different from kan's original patch to
match style in the OpenSSL source files a bit better.

Submitted by:	kan
Tested by:	many
This commit is contained in:
Simon L. B. Nielsen 2007-05-22 20:28:19 +00:00
parent e629eb82ba
commit 1a15cc9f5c
3 changed files with 25 additions and 23 deletions
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18
crypto/openssl/crypto/asn1/asn1.h
View File

@ -903,22 +903,22 @@ int ASN1_object_size(int constructed, int length, int tag);
/* Used to implement other functions */
void *ASN1_dup(i2d_of_void *i2d, d2i_of_void *d2i, char *x);
#define ASN1_dup_of(type,i2d,d2i,x) \
((type *(*)(I2D_OF(type),D2I_OF(type),type *))openssl_fcast(ASN1_dup))(i2d,d2i,x)
((type *)ASN1_dup((i2d_of_void *)(i2d), (d2i_of_void *)(d2i), (char *)(x)))
#define ASN1_dup_of_const(type,i2d,d2i,x) \
((type *(*)(I2D_OF_const(type),D2I_OF(type),type *))openssl_fcast(ASN1_dup))(i2d,d2i,x)
((type *)ASN1_dup((i2d_of_void *)(i2d), (d2i_of_void *)(d2i), (char *)(x)))
void *ASN1_item_dup(const ASN1_ITEM *it, void *x);
#ifndef OPENSSL_NO_FP_API
void *ASN1_d2i_fp(void *(*xnew)(void), d2i_of_void *d2i, FILE *in, void **x);
#define ASN1_d2i_fp_of(type,xnew,d2i,in,x) \
((type *(*)(type *(*)(void),D2I_OF(type),FILE *,type **))openssl_fcast(ASN1_d2i_fp))(xnew,d2i,in,x)
((type *)ASN1_d2i_fp((void *(*)(void))(xnew), (d2i_of_void *)(d2i), (in), (void **)(x)))
void *ASN1_item_d2i_fp(const ASN1_ITEM *it, FILE *in, void *x);
int ASN1_i2d_fp(i2d_of_void *i2d,FILE *out,void *x);
#define ASN1_i2d_fp_of(type,i2d,out,x) \
((int (*)(I2D_OF(type),FILE *,type *))openssl_fcast(ASN1_i2d_fp))(i2d,out,x)
(ASN1_i2d_fp((i2d_of_void *)(i2d), (out), (x)))
#define ASN1_i2d_fp_of_const(type,i2d,out,x) \
((int (*)(I2D_OF_const(type),FILE *,type *))openssl_fcast(ASN1_i2d_fp))(i2d,out,x)
(ASN1_i2d_fp((i2d_of_void *)(i2d), (out), (x)))
int ASN1_item_i2d_fp(const ASN1_ITEM *it, FILE *out, void *x);
int ASN1_STRING_print_ex_fp(FILE *fp, ASN1_STRING *str, unsigned long flags);
#endif
@ -928,13 +928,13 @@ int ASN1_STRING_to_UTF8(unsigned char **out, ASN1_STRING *in);
#ifndef OPENSSL_NO_BIO
void *ASN1_d2i_bio(void *(*xnew)(void), d2i_of_void *d2i, BIO *in, void **x);
#define ASN1_d2i_bio_of(type,xnew,d2i,in,x) \
((type *(*)(type *(*)(void),D2I_OF(type),BIO *,type **))openssl_fcast(ASN1_d2i_bio))(xnew,d2i,in,x)
((type *)ASN1_d2i_bio( (void *(*)(void))(xnew), (d2i_of_void *)(d2i), (in), (void **)(x)))
void *ASN1_item_d2i_bio(const ASN1_ITEM *it, BIO *in, void *x);
int ASN1_i2d_bio(i2d_of_void *i2d,BIO *out, unsigned char *x);
#define ASN1_i2d_bio_of(type,i2d,out,x) \
((int (*)(I2D_OF(type),BIO *,type *))openssl_fcast(ASN1_i2d_bio))(i2d,out,x)
(ASN1_i2d_bio((i2d_of_void *)(i2d), (out), (void *)(x)))
#define ASN1_i2d_bio_of_const(type,i2d,out,x) \
((int (*)(I2D_OF_const(type),BIO *,const type *))openssl_fcast(ASN1_i2d_bio))(i2d,out,x)
(ASN1_i2d_bio((i2d_of_void *)(i2d), (out), (void *)(x)))
int ASN1_item_i2d_bio(const ASN1_ITEM *it, BIO *out, void *x);
int ASN1_UTCTIME_print(BIO *fp,ASN1_UTCTIME *a);
int ASN1_GENERALIZEDTIME_print(BIO *fp,ASN1_GENERALIZEDTIME *a);
@ -978,7 +978,7 @@ void *ASN1_item_unpack(ASN1_STRING *oct, const ASN1_ITEM *it);
ASN1_STRING *ASN1_pack_string(void *obj, i2d_of_void *i2d,
ASN1_OCTET_STRING **oct);
#define ASN1_pack_string_of(type,obj,i2d,oct) \
((ASN1_STRING *(*)(type *,I2D_OF(type),ASN1_OCTET_STRING **))openssl_fcast(ASN1_pack_string))(obj,i2d,oct)
(ASN1_pack_string((obj), (i2d_of_void *)(i2d), (oct)))
ASN1_STRING *ASN1_item_pack(void *obj, const ASN1_ITEM *it, ASN1_OCTET_STRING **oct);
void ASN1_STRING_set_default_mask(unsigned long mask);

2
crypto/openssl/crypto/ocsp/ocsp.h
View File

@ -469,7 +469,7 @@ int OCSP_basic_sign(OCSP_BASICRESP *brsp,
ASN1_STRING *ASN1_STRING_encode(ASN1_STRING *s, i2d_of_void *i2d,
void *data, STACK_OF(ASN1_OBJECT) *sk);
#define ASN1_STRING_encode_of(type,s,i2d,data,sk) \
((ASN1_STRING *(*)(ASN1_STRING *,I2D_OF(type),type *,STACK_OF(ASN1_OBJECT) *))openssl_fcast(ASN1_STRING_encode))(s,i2d,data,sk)
(ASN1_STRING_encode((s), (i2d_of_void *)(i2d), (data), (STACK_OF(ASN1_OBJECT) *)(sk)))
X509_EXTENSION *OCSP_crlID_new(char *url, long *n, char *tim);

28
crypto/openssl/crypto/pem/pem.h
View File

@ -220,19 +220,20 @@ typedef struct pem_ctx_st
#define IMPLEMENT_PEM_read_fp(name, type, str, asn1) \
type *PEM_read_##name(FILE *fp, type **x, pem_password_cb *cb, void *u)\
{ \
return(((type *(*)(D2I_OF(type),char *,FILE *,type **,pem_password_cb *,void *))openssl_fcast(PEM_ASN1_read))(d2i_##asn1, str,fp,x,cb,u)); \
}
return((type *)PEM_ASN1_read( \
(d2i_of_void *)d2i_##asn1,str,fp,(void **)x,cb,u)); \
}
#define IMPLEMENT_PEM_write_fp(name, type, str, asn1) \
int PEM_write_##name(FILE *fp, type *x) \
{ \
return(((int (*)(I2D_OF(type),const char *,FILE *,type *, const EVP_CIPHER *,unsigned char *,int, pem_password_cb *,void *))openssl_fcast(PEM_ASN1_write))(i2d_##asn1,str,fp,x,NULL,NULL,0,NULL,NULL)); \
return(PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,(char *)x,NULL,NULL,0,NULL,NULL)); \
}
#define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) \
int PEM_write_##name(FILE *fp, const type *x) \
{ \
return(((int (*)(I2D_OF_const(type),const char *,FILE *, const type *, const EVP_CIPHER *,unsigned char *,int, pem_password_cb *,void *))openssl_fcast(PEM_ASN1_write))(i2d_##asn1,str,fp,x,NULL,NULL,0,NULL,NULL)); \
return(PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,(char *)x,NULL,NULL,0,NULL,NULL)); \
}
#define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) \
@ -240,7 +241,7 @@ int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
unsigned char *kstr, int klen, pem_password_cb *cb, \
void *u) \
{ \
return(((int (*)(I2D_OF(type),const char *,FILE *,type *, const EVP_CIPHER *,unsigned char *,int, pem_password_cb *,void *))openssl_fcast(PEM_ASN1_write))(i2d_##asn1,str,fp,x,enc,kstr,klen,cb,u)); \
return(PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,(char *)x,enc,kstr,klen,cb,u)); \
}
#define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) \
@ -248,7 +249,7 @@ int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
unsigned char *kstr, int klen, pem_password_cb *cb, \
void *u) \
{ \
return(((int (*)(I2D_OF_const(type),const char *,FILE *,type *, const EVP_CIPHER *,unsigned char *,int, pem_password_cb *,void *))openssl_fcast(PEM_ASN1_write))(i2d_##asn1,str,fp,x,enc,kstr,klen,cb,u)); \
return(PEM_ASN1_write((i2d_of_void *)i2d_##asn1,str,fp,(char *)x,enc,kstr,klen,cb,u)); \
}
#endif
@ -256,33 +257,34 @@ int PEM_write_##name(FILE *fp, type *x, const EVP_CIPHER *enc, \
#define IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
type *PEM_read_bio_##name(BIO *bp, type **x, pem_password_cb *cb, void *u)\
{ \
return(((type *(*)(D2I_OF(type),const char *,BIO *,type **,pem_password_cb *,void *))openssl_fcast(PEM_ASN1_read_bio))(d2i_##asn1, str,bp,x,cb,u)); \
return((type *)PEM_ASN1_read_bio( \
(d2i_of_void *)d2i_##asn1,str,bp,(void **)x,cb,u)); \
}
#define IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
int PEM_write_bio_##name(BIO *bp, type *x) \
{ \
return(((int (*)(I2D_OF(type),const char *,BIO *,type *, const EVP_CIPHER *,unsigned char *,int, pem_password_cb *,void *))openssl_fcast(PEM_ASN1_write_bio))(i2d_##asn1,str,bp,x,NULL,NULL,0,NULL,NULL)); \
return(PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(char *)x,NULL,NULL,0,NULL,NULL)); \
}
#define IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
int PEM_write_bio_##name(BIO *bp, const type *x) \
{ \
return(((int (*)(I2D_OF_const(type),const char *,BIO *,const type *, const EVP_CIPHER *,unsigned char *,int, pem_password_cb *,void *))openssl_fcast(PEM_ASN1_write_bio))(i2d_##asn1,str,bp,x,NULL,NULL,0,NULL,NULL)); \
return(PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(char *)x,NULL,NULL,0,NULL,NULL)); \
}
#define IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
unsigned char *kstr, int klen, pem_password_cb *cb, void *u) \
{ \
return(((int (*)(I2D_OF(type),const char *,BIO *,type *,const EVP_CIPHER *,unsigned char *,int,pem_password_cb *,void *))openssl_fcast(PEM_ASN1_write_bio))(i2d_##asn1,str,bp,x,enc,kstr,klen,cb,u)); \
return(PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(char *)x,enc,kstr,klen,cb,u)); \
}
#define IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
int PEM_write_bio_##name(BIO *bp, type *x, const EVP_CIPHER *enc, \
unsigned char *kstr, int klen, pem_password_cb *cb, void *u) \
{ \
return(((int (*)(I2D_OF_const(type),const char *,BIO *,type *,const EVP_CIPHER *,unsigned char *,int,pem_password_cb *,void *))openssl_fcast(PEM_ASN1_write_bio))(i2d_##asn1,str,bp,x,enc,kstr,klen,cb,u)); \
return(PEM_ASN1_write_bio((i2d_of_void *)i2d_##asn1,str,bp,(char *)x,enc,kstr,klen,cb,u)); \
}
#define IMPLEMENT_PEM_write(name, type, str, asn1) \
@ -546,12 +548,12 @@ int PEM_bytes_read_bio(unsigned char **pdata, long *plen, char **pnm, const char
void * PEM_ASN1_read_bio(d2i_of_void *d2i, const char *name, BIO *bp,
void **x, pem_password_cb *cb, void *u);
#define PEM_ASN1_read_bio_of(type,d2i,name,bp,x,cb,u) \
((type *(*)(D2I_OF(type),const char *,BIO *,type **,pem_password_cb *,void *))openssl_fcast(PEM_ASN1_read_bio))(d2i,name,bp,x,cb,u)
((type *)PEM_ASN1_read_bio((d2i_of_void *)d2i,name,bp,(void **)x,cb,u))
int PEM_ASN1_write_bio(i2d_of_void *i2d,const char *name,BIO *bp,char *x,
const EVP_CIPHER *enc,unsigned char *kstr,int klen,
pem_password_cb *cb, void *u);
#define PEM_ASN1_write_bio_of(type,i2d,name,bp,x,enc,kstr,klen,cb,u) \
((int (*)(I2D_OF(type),const char *,BIO *,type *, const EVP_CIPHER *,unsigned char *,int, pem_password_cb *,void *))openssl_fcast(PEM_ASN1_write_bio))(i2d,name,bp,x,enc,kstr,klen,cb,u)
(PEM_ASN1_write_bio)((i2d_of_void *)i2d,name,bp,(char *)x,enc,kstr,klen,cb,u)
STACK_OF(X509_INFO) * PEM_X509_INFO_read_bio(BIO *bp, STACK_OF(X509_INFO) *sk, pem_password_cb *cb, void *u);
int PEM_X509_INFO_write_bio(BIO *bp,X509_INFO *xi, EVP_CIPHER *enc,