sanchayanmaity/minix
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Move cp_grant_id_t to a more central header file, and uses it more

Browse source 
extensively.
Fix casts that cast the grand id field of some messages to the wrong
type.
This commit is contained in:
Kees van Reeuwijk 2010-03-04 16:15:26 +00:00
parent adf0b6fb26
commit 851dc95566
7 changed files with 18 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
drivers/at_wini/at_wini.c
View file

@ -2334,7 +2334,7 @@ message *m;
return EINVAL;
if (m->REQUEST == DIOCTIMEOUT) {
r= sys_safecopyfrom(m->IO_ENDPT, (vir_bytes) m->IO_GRANT,
r= sys_safecopyfrom(m->IO_ENDPT, (cp_grant_id_t) m->IO_GRANT,
0, (vir_bytes)&timeout, sizeof(timeout), D);
if(r != OK)
@ -2363,7 +2363,8 @@ message *m;
timeout_ticks = timeout;
}
r= sys_safecopyto(m->IO_ENDPT, (vir_bytes) m->IO_GRANT,
r= sys_safecopyto(m->IO_ENDPT,
(cp_grant_id_t) m->IO_GRANT,
0, (vir_bytes)&prev, sizeof(prev), D);
if(r != OK)
@ -2375,7 +2376,7 @@ message *m;
int count;
if (w_prepare(m->DEVICE) == NIL_DEV) return ENXIO;
count = w_wn->open_ct;
r= sys_safecopyto(m->IO_ENDPT, (vir_bytes) m->IO_GRANT,
r= sys_safecopyto(m->IO_ENDPT, (cp_grant_id_t) m->IO_GRANT,
0, (vir_bytes)&count, sizeof(count), D);
if(r != OK)

2
drivers/bios_wini/bios_wini.c
View file

@ -525,7 +525,7 @@ PRIVATE int w_other(struct driver *dr, message *m)
int count;
if (w_prepare(m->DEVICE) == NIL_DEV) return ENXIO;
count = w_wn->open_ct;
r=sys_safecopyto(m->IO_ENDPT, (vir_bytes)m->IO_GRANT,
r=sys_safecopyto(m->IO_ENDPT, (cp_grant_id_t)m->IO_GRANT,
0, (vir_bytes)&count, sizeof(count), D);
if(r != OK)

6
drivers/dec21140A/dec21140A.c
View file

@ -481,10 +481,10 @@ PRIVATE void do_vread_s(message * mp, int from_int)
client layer
*/
dep->de_read_iovec.iod_proc_nr = mp->DL_PROC;
de_get_userdata_s(mp->DL_PROC, (vir_bytes) mp->DL_GRANT, 0,
de_get_userdata_s(mp->DL_PROC, (cp_grant_id_t) mp->DL_GRANT, 0,
mp->DL_COUNT, dep->de_read_iovec.iod_iovec);
dep->de_read_iovec.iod_iovec_s = mp->DL_COUNT;
dep->de_read_iovec.iod_grant = (vir_bytes) mp->DL_GRANT;
dep->de_read_iovec.iod_grant = (cp_grant_id_t) mp->DL_GRANT;
dep->de_read_iovec.iod_iovec_offset = 0;
size = de_calc_iov_size(&dep->de_read_iovec);
if (size < ETH_MAX_PACK_SIZE)
@ -841,7 +841,7 @@ PRIVATE void do_vwrite_s(message * mp, int from_int){
de_get_userdata_s(mp->DL_PROC, mp->DL_GRANT, 0,
mp->DL_COUNT, iovp->iod_iovec);
iovp->iod_iovec_s = mp->DL_COUNT;
iovp->iod_grant = (vir_bytes) mp->DL_GRANT;
iovp->iod_grant = (cp_grant_id_t) mp->DL_GRANT;
iovp->iod_iovec_offset = 0;
totalsize = size = de_calc_iov_size(iovp);
if (size < ETH_MIN_PACK_SIZE || size > ETH_MAX_PACK_SIZE)

6
drivers/dpeth/dp.c
View file

@ -416,7 +416,7 @@ static void do_vwrite_s(message * mp)
get_userdata_s(mp->DL_PROC, mp->DL_GRANT, 0,
mp->DL_COUNT, dep->de_write_iovec.iod_iovec);
dep->de_write_iovec.iod_iovec_s = mp->DL_COUNT;
dep->de_write_iovec.iod_grant = (vir_bytes) mp->DL_GRANT;
dep->de_write_iovec.iod_grant = (cp_grant_id_t) mp->DL_GRANT;
dep->de_write_iovec.iod_iovec_offset = 0;
size = calc_iovec_size(&dep->de_write_iovec);
if (size < ETH_MIN_PACK_SIZE || size > ETH_MAX_PACK_SIZE)
@ -454,10 +454,10 @@ static void do_vread_s(message * mp)
panic(dep->de_name, "read already in progress", NO_NUM);
dep->de_read_iovec.iod_proc_nr = mp->DL_PROC;
get_userdata_s(mp->DL_PROC, (vir_bytes) mp->DL_GRANT, 0,
get_userdata_s(mp->DL_PROC, (cp_grant_id_t) mp->DL_GRANT, 0,
mp->DL_COUNT, dep->de_read_iovec.iod_iovec);
dep->de_read_iovec.iod_iovec_s = mp->DL_COUNT;
dep->de_read_iovec.iod_grant = (vir_bytes) mp->DL_GRANT;
dep->de_read_iovec.iod_grant = (cp_grant_id_t) mp->DL_GRANT;
dep->de_read_iovec.iod_iovec_offset = 0;
size = calc_iovec_size(&dep->de_read_iovec);
if (size < ETH_MAX_PACK_SIZE) panic(dep->de_name, SizeErrMsg, size);

2
drivers/lance/lance.c
View file

@ -1092,7 +1092,7 @@ static void do_vread_s(message *mp)
"do_vread_s: sys_safecopyfrom failed: %d\n", r);
ec->read_iovec.iod_iovec_s = count;
ec->read_iovec.iod_proc_nr = mp->DL_PROC;
ec->read_iovec.iod_grant = (vir_bytes) mp->DL_GRANT;
ec->read_iovec.iod_grant = (cp_grant_id_t) mp->DL_GRANT;
ec->read_iovec.iod_iovec_offset = 0;
ec->tmp_iovec = ec->read_iovec;

2
include/minix/safecopies.h
View file

@ -6,8 +6,6 @@
#include <minix/types.h>
#include <stdint.h>
typedef int32_t cp_grant_id_t;
typedef struct {
int cp_flags; /* CPF_* below */
union {

8
include/minix/type.h
View file

@ -9,12 +9,16 @@
#include <minix/types.h>
#endif
#include <stdint.h>
/* Type definitions. */
typedef unsigned int vir_clicks; /* virtual addr/length in clicks */
typedef unsigned long phys_bytes; /* physical addr/length in bytes */
typedef unsigned int phys_clicks; /* physical addr/length in clicks */
typedef int endpoint_t; /* process identifier */
typedef int32_t cp_grant_id_t; /* A grant ID. */
#if (_MINIX_CHIP == _CHIP_INTEL)
typedef long unsigned int vir_bytes; /* virtual addresses/lengths in bytes */
#endif
@ -43,7 +47,7 @@ struct far_mem {
/* Structure for virtual copying by means of a vector with requests. */
struct vir_addr {
int proc_nr_e;
endpoint_t proc_nr_e;
int segment;
vir_bytes offset;
};
@ -61,7 +65,7 @@ typedef struct {
} iovec_t;
typedef struct {
int iov_grant; /* grant ID of an I/O buffer */
cp_grant_id_t iov_grant; /* grant ID of an I/O buffer */
vir_bytes iov_size; /* sizeof an I/O buffer */
} iovec_s_t;