RT4660: BIO_METHODs should be const.

BIO_new, etc., don't need a non-const BIO_METHOD. This allows all the
built-in method tables to live in .rodata.

Reviewed-by: Richard Levitte <levitte@openssl.org>

21 files changed, 49 insertions, 49 deletions

diff --git a/crypto/asn1/bio_asn1.c b/crypto/asn1/bio_asn1.c
index 33998e7264..80206aa4f6 100644
--- a/crypto/asn1/bio_asn1.c
+++ b/crypto/asn1/bio_asn1.c
@@ -124,7 +124,7 @@ static int asn1_bio_setup_ex(BIO *b, BIO_ASN1_BUF_CTX *ctx,
                              asn1_bio_state_t ex_state,
                              asn1_bio_state_t other_state);
 
-static BIO_METHOD methods_asn1 = {
+static const BIO_METHOD methods_asn1 = {
     BIO_TYPE_ASN1,
     "asn1",
     asn1_bio_write,
@@ -137,7 +137,7 @@ static BIO_METHOD methods_asn1 = {
     asn1_bio_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_asn1(void)
+const BIO_METHOD *BIO_f_asn1(void)
 {
     return (&methods_asn1);
 }
diff --git a/crypto/bio/bf_buff.c b/crypto/bio/bf_buff.c
index 1486a18335..6040c85119 100644
--- a/crypto/bio/bf_buff.c
+++ b/crypto/bio/bf_buff.c
@@ -70,7 +70,7 @@ static int buffer_free(BIO *data);
 static long buffer_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp);
 #define DEFAULT_BUFFER_SIZE     4096
 
-static BIO_METHOD methods_buffer = {
+static const BIO_METHOD methods_buffer = {
     BIO_TYPE_BUFFER,
     "buffer",
     buffer_write,
@@ -83,7 +83,7 @@ static BIO_METHOD methods_buffer = {
     buffer_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_buffer(void)
+const BIO_METHOD *BIO_f_buffer(void)
 {
     return (&methods_buffer);
 }
diff --git a/crypto/bio/bf_lbuf.c b/crypto/bio/bf_lbuf.c
index 96ee9206af..77462f2445 100644
--- a/crypto/bio/bf_lbuf.c
+++ b/crypto/bio/bf_lbuf.c
@@ -75,7 +75,7 @@ static long linebuffer_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp);
 
 /* #define DEBUG */
 
-static BIO_METHOD methods_linebuffer = {
+static const BIO_METHOD methods_linebuffer = {
     BIO_TYPE_LINEBUFFER,
     "linebuffer",
     linebuffer_write,
@@ -88,7 +88,7 @@ static BIO_METHOD methods_linebuffer = {
     linebuffer_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_linebuffer(void)
+const BIO_METHOD *BIO_f_linebuffer(void)
 {
     return (&methods_linebuffer);
 }
diff --git a/crypto/bio/bf_nbio.c b/crypto/bio/bf_nbio.c
index e78bca5059..c8bf580e1d 100644
--- a/crypto/bio/bf_nbio.c
+++ b/crypto/bio/bf_nbio.c
@@ -79,7 +79,7 @@ typedef struct nbio_test_st {
     int lwn;
 } NBIO_TEST;
 
-static BIO_METHOD methods_nbiof = {
+static const BIO_METHOD methods_nbiof = {
     BIO_TYPE_NBIO_TEST,
     "non-blocking IO test filter",
     nbiof_write,
@@ -92,7 +92,7 @@ static BIO_METHOD methods_nbiof = {
     nbiof_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_nbio_test(void)
+const BIO_METHOD *BIO_f_nbio_test(void)
 {
     return (&methods_nbiof);
 }
diff --git a/crypto/bio/bf_null.c b/crypto/bio/bf_null.c
index 1481445486..e3b87d24e5 100644
--- a/crypto/bio/bf_null.c
+++ b/crypto/bio/bf_null.c
@@ -72,7 +72,7 @@ static long nullf_ctrl(BIO *h, int cmd, long arg1, void *arg2);
 static int nullf_new(BIO *h);
 static int nullf_free(BIO *data);
 static long nullf_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp);
-static BIO_METHOD methods_nullf = {
+static const BIO_METHOD methods_nullf = {
     BIO_TYPE_NULL_FILTER,
     "NULL filter",
     nullf_write,
@@ -85,7 +85,7 @@ static BIO_METHOD methods_nullf = {
     nullf_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_null(void)
+const BIO_METHOD *BIO_f_null(void)
 {
     return (&methods_nullf);
 }
diff --git a/crypto/bio/bio_lib.c b/crypto/bio/bio_lib.c
index 522525b129..9357553d36 100644
--- a/crypto/bio/bio_lib.c
+++ b/crypto/bio/bio_lib.c
@@ -62,7 +62,7 @@
 #include <openssl/bio.h>
 #include <openssl/stack.h>
 
-BIO *BIO_new(BIO_METHOD *method)
+BIO *BIO_new(const BIO_METHOD *method)
 {
     BIO *ret = OPENSSL_malloc(sizeof(*ret));
 
@@ -77,7 +77,7 @@ BIO *BIO_new(BIO_METHOD *method)
     return (ret);
 }
 
-int BIO_set(BIO *bio, BIO_METHOD *method)
+int BIO_set(BIO *bio, const BIO_METHOD *method)
 {
     bio->method = method;
     bio->callback = NULL;
diff --git a/crypto/bio/bss_acpt.c b/crypto/bio/bss_acpt.c
index a0a70c4484..8cd66fe1ee 100644
--- a/crypto/bio/bss_acpt.c
+++ b/crypto/bio/bss_acpt.c
@@ -99,7 +99,7 @@ static void BIO_ACCEPT_free(BIO_ACCEPT *a);
 # define ACPT_S_ACCEPT                   5
 # define ACPT_S_OK                       6
 
-static BIO_METHOD methods_acceptp = {
+static const BIO_METHOD methods_acceptp = {
     BIO_TYPE_ACCEPT,
     "socket accept",
     acpt_write,
@@ -112,7 +112,7 @@ static BIO_METHOD methods_acceptp = {
     NULL,
 };
 
-BIO_METHOD *BIO_s_accept(void)
+const BIO_METHOD *BIO_s_accept(void)
 {
     return (&methods_acceptp);
 }
diff --git a/crypto/bio/bss_bio.c b/crypto/bio/bss_bio.c
index 4caa2331ff..518fa35c2f 100644
--- a/crypto/bio/bss_bio.c
+++ b/crypto/bio/bss_bio.c
@@ -81,7 +81,7 @@ static int bio_puts(BIO *bio, const char *str);
 static int bio_make_pair(BIO *bio1, BIO *bio2);
 static void bio_destroy_pair(BIO *bio);
 
-static BIO_METHOD methods_biop = {
+static const BIO_METHOD methods_biop = {
     BIO_TYPE_BIO,
     "BIO pair",
     bio_write,
@@ -94,7 +94,7 @@ static BIO_METHOD methods_biop = {
     NULL                        /* no bio_callback_ctrl */
 };
 
-BIO_METHOD *BIO_s_bio(void)
+const BIO_METHOD *BIO_s_bio(void)
 {
     return &methods_biop;
 }
diff --git a/crypto/bio/bss_conn.c b/crypto/bio/bss_conn.c
index 492fe01c03..a4949b3d60 100644
--- a/crypto/bio/bss_conn.c
+++ b/crypto/bio/bss_conn.c
@@ -103,7 +103,7 @@ void BIO_CONNECT_free(BIO_CONNECT *a);
 #define BIO_CONN_S_OK                    5
 #define BIO_CONN_S_BLOCKED_CONNECT       6
 
-static BIO_METHOD methods_connectp = {
+static const BIO_METHOD methods_connectp = {
     BIO_TYPE_CONNECT,
     "socket connect",
     conn_write,
@@ -285,7 +285,7 @@ void BIO_CONNECT_free(BIO_CONNECT *a)
     OPENSSL_free(a);
 }
 
-BIO_METHOD *BIO_s_connect(void)
+const BIO_METHOD *BIO_s_connect(void)
 {
     return (&methods_connectp);
 }
diff --git a/crypto/bio/bss_dgram.c b/crypto/bio/bss_dgram.c
index 5a52e7c3cb..cf2f9f66b5 100644
--- a/crypto/bio/bss_dgram.c
+++ b/crypto/bio/bss_dgram.c
@@ -125,7 +125,7 @@ static int BIO_dgram_should_retry(int s);
 
 static void get_current_time(struct timeval *t);
 
-static BIO_METHOD methods_dgramp = {
+static const BIO_METHOD methods_dgramp = {
     BIO_TYPE_DGRAM,
     "datagram socket",
     dgram_write,
@@ -139,7 +139,7 @@ static BIO_METHOD methods_dgramp = {
 };
 
 # ifndef OPENSSL_NO_SCTP
-static BIO_METHOD methods_dgramp_sctp = {
+static const BIO_METHOD methods_dgramp_sctp = {
     BIO_TYPE_DGRAM_SCTP,
     "datagram sctp socket",
     dgram_sctp_write,
@@ -189,7 +189,7 @@ typedef struct bio_dgram_sctp_data_st {
 } bio_dgram_sctp_data;
 # endif
 
-BIO_METHOD *BIO_s_datagram(void)
+const BIO_METHOD *BIO_s_datagram(void)
 {
     return (&methods_dgramp);
 }
@@ -858,7 +858,7 @@ static int dgram_puts(BIO *bp, const char *str)
 }
 
 # ifndef OPENSSL_NO_SCTP
-BIO_METHOD *BIO_s_datagram_sctp(void)
+const BIO_METHOD *BIO_s_datagram_sctp(void)
 {
     return (&methods_dgramp_sctp);
 }
diff --git a/crypto/bio/bss_fd.c b/crypto/bio/bss_fd.c
index 48921eee99..983e9fe08c 100644
--- a/crypto/bio/bss_fd.c
+++ b/crypto/bio/bss_fd.c
@@ -79,7 +79,7 @@ int BIO_fd_should_retry(int i)
     return 0;
 }
 
-BIO_METHOD *BIO_s_fd(void)
+const BIO_METHOD *BIO_s_fd(void)
 {
     return NULL;
 }
@@ -105,7 +105,7 @@ static int fd_new(BIO *h);
 static int fd_free(BIO *data);
 int BIO_fd_should_retry(int s);
 
-static BIO_METHOD methods_fdp = {
+static const BIO_METHOD methods_fdp = {
     BIO_TYPE_FD, "file descriptor",
     fd_write,
     fd_read,
@@ -117,7 +117,7 @@ static BIO_METHOD methods_fdp = {
     NULL,
 };
 
-BIO_METHOD *BIO_s_fd(void)
+const BIO_METHOD *BIO_s_fd(void)
 {
     return (&methods_fdp);
 }
diff --git a/crypto/bio/bss_file.c b/crypto/bio/bss_file.c
index d53d52bd14..643a855a8d 100644
--- a/crypto/bio/bss_file.c
+++ b/crypto/bio/bss_file.c
@@ -96,7 +96,7 @@ static int file_gets(BIO *h, char *str, int size);
 static long file_ctrl(BIO *h, int cmd, long arg1, void *arg2);
 static int file_new(BIO *h);
 static int file_free(BIO *data);
-static BIO_METHOD methods_filep = {
+static const BIO_METHOD methods_filep = {
     BIO_TYPE_FILE,
     "FILE pointer",
     file_write,
@@ -198,7 +198,7 @@ BIO *BIO_new_fp(FILE *stream, int close_flag)
     return (ret);
 }
 
-BIO_METHOD *BIO_s_file(void)
+const BIO_METHOD *BIO_s_file(void)
 {
     return (&methods_filep);
 }
@@ -479,7 +479,7 @@ static int file_free(BIO *a)
     return 0;
 }
 
-static BIO_METHOD methods_filep = {
+static const BIO_METHOD methods_filep = {
     BIO_TYPE_FILE,
     "FILE pointer",
     file_write,
@@ -492,7 +492,7 @@ static BIO_METHOD methods_filep = {
     NULL,
 };
 
-BIO_METHOD *BIO_s_file(void)
+const BIO_METHOD *BIO_s_file(void)
 {
     return (&methods_filep);
 }
diff --git a/crypto/bio/bss_log.c b/crypto/bio/bss_log.c
index 560f1b7aa3..a6bc0e779a 100644
--- a/crypto/bio/bss_log.c
+++ b/crypto/bio/bss_log.c
@@ -128,7 +128,7 @@ static void xopenlog(BIO *bp, char *name, int level);
 static void xsyslog(BIO *bp, int priority, const char *string);
 static void xcloselog(BIO *bp);
 
-static BIO_METHOD methods_slg = {
+static const BIO_METHOD methods_slg = {
     BIO_TYPE_MEM, "syslog",
     slg_write,
     NULL,
@@ -140,7 +140,7 @@ static BIO_METHOD methods_slg = {
     NULL,
 };
 
-BIO_METHOD *BIO_s_log(void)
+const BIO_METHOD *BIO_s_log(void)
 {
     return (&methods_slg);
 }
diff --git a/crypto/bio/bss_mem.c b/crypto/bio/bss_mem.c
index 4d4554719c..68ac90d0af 100644
--- a/crypto/bio/bss_mem.c
+++ b/crypto/bio/bss_mem.c
@@ -68,7 +68,7 @@ static long mem_ctrl(BIO *h, int cmd, long arg1, void *arg2);
 static int mem_new(BIO *h);
 static int secmem_new(BIO *h);
 static int mem_free(BIO *data);
-static BIO_METHOD mem_method = {
+static const BIO_METHOD mem_method = {
     BIO_TYPE_MEM,
     "memory buffer",
     mem_write,
@@ -80,7 +80,7 @@ static BIO_METHOD mem_method = {
     mem_free,
     NULL,
 };
-static BIO_METHOD secmem_method = {
+static const BIO_METHOD secmem_method = {
     BIO_TYPE_MEM,
     "secure memory buffer",
     mem_write,
@@ -98,12 +98,12 @@ static BIO_METHOD secmem_method = {
  * should_retry is not set
  */
 
-BIO_METHOD *BIO_s_mem(void)
+const BIO_METHOD *BIO_s_mem(void)
 {
     return (&mem_method);
 }
 
-BIO_METHOD *BIO_s_secmem(void)
+const BIO_METHOD *BIO_s_secmem(void)
 {
     return(&secmem_method);
 }
diff --git a/crypto/bio/bss_null.c b/crypto/bio/bss_null.c
index 3a1d77d254..c5e24844d1 100644
--- a/crypto/bio/bss_null.c
+++ b/crypto/bio/bss_null.c
@@ -67,7 +67,7 @@ static int null_gets(BIO *h, char *str, int size);
 static long null_ctrl(BIO *h, int cmd, long arg1, void *arg2);
 static int null_new(BIO *h);
 static int null_free(BIO *data);
-static BIO_METHOD null_method = {
+static const BIO_METHOD null_method = {
     BIO_TYPE_NULL,
     "NULL",
     null_write,
@@ -80,7 +80,7 @@ static BIO_METHOD null_method = {
     NULL,
 };
 
-BIO_METHOD *BIO_s_null(void)
+const BIO_METHOD *BIO_s_null(void)
 {
     return (&null_method);
 }
diff --git a/crypto/bio/bss_sock.c b/crypto/bio/bss_sock.c
index 8d87c8c338..85d7d661fb 100644
--- a/crypto/bio/bss_sock.c
+++ b/crypto/bio/bss_sock.c
@@ -78,7 +78,7 @@ static int sock_new(BIO *h);
 static int sock_free(BIO *data);
 int BIO_sock_should_retry(int s);
 
-static BIO_METHOD methods_sockp = {
+static const BIO_METHOD methods_sockp = {
     BIO_TYPE_SOCKET,
     "socket",
     sock_write,
@@ -91,7 +91,7 @@ static BIO_METHOD methods_sockp = {
     NULL,
 };
 
-BIO_METHOD *BIO_s_socket(void)
+const BIO_METHOD *BIO_s_socket(void)
 {
     return (&methods_sockp);
 }
diff --git a/crypto/comp/c_zlib.c b/crypto/comp/c_zlib.c
index c78bbcfde8..138d686601 100644
--- a/crypto/comp/c_zlib.c
+++ b/crypto/comp/c_zlib.c
@@ -331,7 +331,7 @@ static int bio_zlib_write(BIO *b, const char *in, int inl);
 static long bio_zlib_ctrl(BIO *b, int cmd, long num, void *ptr);
 static long bio_zlib_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp);
 
-static BIO_METHOD bio_meth_zlib = {
+static const BIO_METHOD bio_meth_zlib = {
     BIO_TYPE_COMP,
     "zlib",
     bio_zlib_write,
@@ -344,7 +344,7 @@ static BIO_METHOD bio_meth_zlib = {
     bio_zlib_callback_ctrl
 };
 
-BIO_METHOD *BIO_f_zlib(void)
+const BIO_METHOD *BIO_f_zlib(void)
 {
     return &bio_meth_zlib;
 }
diff --git a/crypto/evp/bio_b64.c b/crypto/evp/bio_b64.c
index 097b0958f1..93e4166b48 100644
--- a/crypto/evp/bio_b64.c
+++ b/crypto/evp/bio_b64.c
@@ -93,7 +93,7 @@ typedef struct b64_struct {
     char tmp[B64_BLOCK_SIZE];
 } BIO_B64_CTX;
 
-static BIO_METHOD methods_b64 = {
+static const BIO_METHOD methods_b64 = {
     BIO_TYPE_BASE64, "base64 encoding",
     b64_write,
     b64_read,
@@ -105,7 +105,7 @@ static BIO_METHOD methods_b64 = {
     b64_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_base64(void)
+const BIO_METHOD *BIO_f_base64(void)
 {
     return (&methods_b64);
 }
diff --git a/crypto/evp/bio_enc.c b/crypto/evp/bio_enc.c
index 9754031e2b..e89c1df098 100644
--- a/crypto/evp/bio_enc.c
+++ b/crypto/evp/bio_enc.c
@@ -90,7 +90,7 @@ typedef struct enc_struct {
     char buf[ENC_BLOCK_SIZE + BUF_OFFSET + 2];
 } BIO_ENC_CTX;
 
-static BIO_METHOD methods_enc = {
+static const BIO_METHOD methods_enc = {
     BIO_TYPE_CIPHER, "cipher",
     enc_write,
     enc_read,
@@ -102,7 +102,7 @@ static BIO_METHOD methods_enc = {
     enc_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_cipher(void)
+const BIO_METHOD *BIO_f_cipher(void)
 {
     return (&methods_enc);
 }
diff --git a/crypto/evp/bio_md.c b/crypto/evp/bio_md.c
index 30a506ebba..90dffa1313 100644
--- a/crypto/evp/bio_md.c
+++ b/crypto/evp/bio_md.c
@@ -78,7 +78,7 @@ static int md_new(BIO *h);
 static int md_free(BIO *data);
 static long md_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp);
 
-static BIO_METHOD methods_md = {
+static const BIO_METHOD methods_md = {
     BIO_TYPE_MD, "message digest",
     md_write,
     md_read,
@@ -90,7 +90,7 @@ static BIO_METHOD methods_md = {
     md_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_md(void)
+const BIO_METHOD *BIO_f_md(void)
 {
     return (&methods_md);
 }
diff --git a/crypto/evp/bio_ok.c b/crypto/evp/bio_ok.c
index ec5d7199f5..a29777ced0 100644
--- a/crypto/evp/bio_ok.c
+++ b/crypto/evp/bio_ok.c
@@ -155,7 +155,7 @@ typedef struct ok_struct {
     unsigned char buf[IOBS];
 } BIO_OK_CTX;
 
-static BIO_METHOD methods_ok = {
+static const BIO_METHOD methods_ok = {
     BIO_TYPE_CIPHER, "reliable",
     ok_write,
     ok_read,
@@ -167,7 +167,7 @@ static BIO_METHOD methods_ok = {
     ok_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_reliable(void)
+const BIO_METHOD *BIO_f_reliable(void)
 {
     return (&methods_ok);
 }