version 1.1.2.2, 2011/08/31 12:29:32
|
version 1.2.2.3, 2011/11/03 14:56:48
|
Line 47 SUCH DAMAGE.
|
Line 47 SUCH DAMAGE.
|
|
|
|
|
/* |
/* |
* io_vals2buffer() Marshaling data from array with variables to buffer | * io_vars2buffer() Marshaling data from array with variables to buffer |
* @buf = Buffer |
* @buf = Buffer |
* @buflen = Size of buffer |
* @buflen = Size of buffer |
* @vars = Variable array |
* @vars = Variable array |
* return: -1 error, 0 nothing done or >0 size of marshaled data |
* return: -1 error, 0 nothing done or >0 size of marshaled data |
*/ |
*/ |
int |
int |
io_vals2buffer(u_char **buf, int buflen, array_t *vars) | io_vars2buffer(u_char *buf, int buflen, array_t *vars) |
{ |
{ |
int Limit = 0; |
int Limit = 0; |
register int i; |
register int i; |
Line 63 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
Line 63 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
|
|
assert(buf); |
assert(buf); |
assert(vars); |
assert(vars); |
if (!buf || !vars || !*buf) | if (!buf || !vars) |
return -1; |
return -1; |
if (!buflen || !io_arraySize(vars)) |
if (!buflen || !io_arraySize(vars)) |
return 0; |
return 0; |
Line 74 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
Line 74 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
buflen, Limit); |
buflen, Limit); |
return -1; |
return -1; |
} else { |
} else { |
memset(*buf, 0, buflen); | memset(buf, 0, buflen); |
|
|
v = (ait_val_t*) *buf; | v = (ait_val_t*) buf; |
data = *buf + Limit; | data = buf + Limit; |
} |
} |
|
|
/* marshaling */ |
/* marshaling */ |
Line 112 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
Line 112 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
|
|
memcpy(data, val->val.buffer, AIT_LEN(val)); |
memcpy(data, val->val.buffer, AIT_LEN(val)); |
/* Debug:: data offset in packet, not matter for anything! */ |
/* Debug:: data offset in packet, not matter for anything! */ |
v[i].val.net = data - *buf; | v[i].val.net = data - buf; |
data += AIT_LEN(val); |
data += AIT_LEN(val); |
break; |
break; |
default: |
default: |
Line 126 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
Line 126 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
} |
} |
|
|
/* |
/* |
* io_buffer2vals() De-marshaling data from buffer to array with variables | * io_buffer2vars() De-marshaling data from buffer to array with variables |
* @buf = Buffer |
* @buf = Buffer |
* @buflen = Size of buffer |
* @buflen = Size of buffer |
* @vnum = Number of variables into buffer |
* @vnum = Number of variables into buffer |
Line 135 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
Line 135 io_vals2buffer(u_char **buf, int buflen, array_t *vars
|
* return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy() |
* return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy() |
*/ |
*/ |
array_t * |
array_t * |
io_buffer2vals(u_char *buf, int buflen, int vnum, int zcpy) | io_buffer2vars(u_char *buf, int buflen, int vnum, int zcpy) |
{ |
{ |
array_t *vars; |
array_t *vars; |
int Limit = 0; |
int Limit = 0; |
Line 175 io_buffer2vals(u_char *buf, int buflen, int vnum, int
|
Line 175 io_buffer2vals(u_char *buf, int buflen, int vnum, int
|
io_arraySet(vars, i, val); |
io_arraySet(vars, i, val); |
|
|
val->val_type = v[i].val_type; |
val->val_type = v[i].val_type; |
|
#if defined(__OpenBSD__) |
AIT_LEN(val) = betoh32(AIT_LEN(&v[i])); |
AIT_LEN(val) = betoh32(AIT_LEN(&v[i])); |
|
#else |
|
AIT_LEN(val) = be32toh(AIT_LEN(&v[i])); |
|
#endif |
|
|
switch (AIT_TYPE(val)) { |
switch (AIT_TYPE(val)) { |
case blob: |
case blob: |
Line 189 io_buffer2vals(u_char *buf, int buflen, int vnum, int
|
Line 193 io_buffer2vals(u_char *buf, int buflen, int vnum, int
|
case u16: |
case u16: |
case u32: |
case u32: |
case u64: |
case u64: |
|
#if defined(__OpenBSD__) |
val->val.net = betoh64(v[i].val.net); |
val->val.net = betoh64(v[i].val.net); |
|
#else |
|
val->val.net = be64toh(v[i].val.net); |
|
#endif |
break; |
break; |
case buffer: |
case buffer: |
case string: |
case string: |
Line 203 io_buffer2vals(u_char *buf, int buflen, int vnum, int
|
Line 211 io_buffer2vals(u_char *buf, int buflen, int vnum, int
|
} else |
} else |
Limit += AIT_LEN(val); |
Limit += AIT_LEN(val); |
|
|
|
if (!zcpy) { |
|
val->val.buffer = malloc(AIT_LEN(val)); |
|
if (!val->val.buffer) { |
|
LOGERR; |
|
io_arrayFree(vars); |
|
io_arrayDestroy(&vars); |
|
return NULL; |
|
} else |
|
memcpy(val->val.buffer, data, AIT_LEN(val)); |
|
} else |
|
val->val.buffer = data; |
|
data += AIT_LEN(val); |
|
break; |
|
default: |
|
io_SetErr(EINVAL, "Error:: unsupported variable type=%d at element #%d ...\n", |
|
AIT_TYPE(val), i); |
if (!zcpy) |
if (!zcpy) |
memcpy(val->val.buffer, data, AIT_LEN(val)); | io_arrayFree(vars); |
else | io_arrayDestroy(&vars); |
| return NULL; |
| } |
| } |
| |
| return vars; |
| } |
| |
| /* buffer marshaling without swapping bytes to network order */ |
| |
| /* |
| * io_vars2map() Marshaling data from array with variables to memory map |
| * @buf = Buffer |
| * @buflen = Size of buffer |
| * @vars = Variable array |
| * return: -1 error, 0 nothing done or >0 size of marshaled data |
| */ |
| int |
| io_vars2map(u_char *buf, int buflen, array_t *vars) |
| { |
| int Limit = 0; |
| register int i; |
| ait_val_t *v, *val; |
| u_char *data; |
| |
| assert(buf); |
| assert(vars); |
| if (!buf || !vars) |
| return -1; |
| if (!buflen || !io_arraySize(vars)) |
| return 0; |
| |
| Limit = sizeof(ait_val_t) * io_arraySize(vars); |
| if (Limit > buflen) { |
| io_SetErr(EMSGSIZE, "Error:: too short buffer buflen=%d needed min %d ...\n", |
| buflen, Limit); |
| return -1; |
| } else { |
| memset(buf, 0, buflen); |
| |
| v = (ait_val_t*) buf; |
| data = buf + Limit; |
| } |
| |
| /* marshaling */ |
| for (i = 0; i < io_arraySize(vars); i++) { |
| val = io_array(vars, i, ait_val_t*); |
| |
| v[i].val_type = val->val_type; |
| AIT_LEN(&v[i]) = AIT_LEN(val); |
| |
| switch (AIT_TYPE(val)) { |
| case blob: |
| case f32: |
| case f64: |
| case i8: |
| case i16: |
| case i32: |
| case i64: |
| case u8: |
| case u16: |
| case u32: |
| case u64: |
| v[i].val.net = val->val.net; |
| break; |
| case buffer: |
| case string: |
| if (AIT_LEN(val) > buflen - Limit) { |
| io_SetErr(EMSGSIZE, "Error:: too short buffer buflen=%d " |
| "needed min %d ...\n", buflen, Limit + AIT_LEN(val)); |
| return -1; |
| } else |
| Limit += AIT_LEN(val); |
| |
| memcpy(data, val->val.buffer, AIT_LEN(val)); |
| /* Debug:: data offset in packet, not matter for anything! */ |
| v[i].val.net = data - buf; |
| data += AIT_LEN(val); |
| break; |
| default: |
| io_SetErr(EINVAL, "Error:: unsupported variable type=%d at element #%d ...\n", |
| AIT_TYPE(val), i); |
| return -1; |
| } |
| } |
| |
| return Limit; |
| } |
| |
| /* |
| * io_map2vars() De-marshaling data from memory map to array with variables |
| * @buf = Buffer |
| * @buflen = Size of buffer |
| * @vnum = Number of variables into buffer |
| * @zcpy = Zero-copy for variables, if !=0 don't use io_arrayFree() for free variables and |
| *DON'T MODIFY OR DESTROY BUFFER*. =0 call io_arrayFree() before io_arrayDestroy() |
| * return: =NULL error, !=NULL allocated variable array, after use must free with io_arrayDestroy() |
| */ |
| array_t * |
| io_map2vars(u_char *buf, int buflen, int vnum, int zcpy) |
| { |
| array_t *vars; |
| int Limit = 0; |
| register int i; |
| ait_val_t *v, *val; |
| u_char *data; |
| |
| assert(buf); |
| if (!buf || !buflen || !vnum) |
| return NULL; |
| |
| Limit = sizeof(ait_val_t) * vnum; |
| if (Limit > buflen) { |
| io_SetErr(EMSGSIZE, "Error:: too short buffer buflen=%d needed min %d ...\n", |
| buflen, Limit); |
| return NULL; |
| } else { |
| if (!(vars = io_arrayInit(vnum))) |
| return NULL; |
| |
| v = (ait_val_t*) buf; |
| data = buf + Limit; |
| } |
| |
| /* de-marshaling */ |
| for (i = 0; i < io_arraySize(vars); i++) { |
| if (!zcpy) { |
| val = malloc(sizeof(ait_val_t)); |
| if (!val) { |
| LOGERR; |
| io_arrayFree(vars); |
| io_arrayDestroy(&vars); |
| return NULL; |
| } |
| } else |
| val = v + i; |
| io_arraySet(vars, i, val); |
| |
| val->val_type = v[i].val_type; |
| AIT_LEN(val) = AIT_LEN(&v[i]); |
| |
| switch (AIT_TYPE(val)) { |
| case blob: |
| case f32: |
| case f64: |
| case i8: |
| case i16: |
| case i32: |
| case i64: |
| case u8: |
| case u16: |
| case u32: |
| case u64: |
| val->val.net = v[i].val.net; |
| break; |
| case buffer: |
| case string: |
| if (AIT_LEN(val) > buflen - Limit) { |
| io_SetErr(EMSGSIZE, "Error:: too short buffer buflen=%d " |
| "needed min %d ...\n", buflen, Limit + AIT_LEN(val)); |
| if (!zcpy) |
| io_arrayFree(vars); |
| io_arrayDestroy(&vars); |
| return NULL; |
| } else |
| Limit += AIT_LEN(val); |
| |
| if (!zcpy) { |
| val->val.buffer = malloc(AIT_LEN(val)); |
| if (!val->val.buffer) { |
| LOGERR; |
| io_arrayFree(vars); |
| io_arrayDestroy(&vars); |
| return NULL; |
| } else |
| memcpy(val->val.buffer, data, AIT_LEN(val)); |
| } else |
val->val.buffer = data; |
val->val.buffer = data; |
data += AIT_LEN(val); |
data += AIT_LEN(val); |
break; |
break; |
Line 220 io_buffer2vals(u_char *buf, int buflen, int vnum, int
|
Line 420 io_buffer2vals(u_char *buf, int buflen, int vnum, int
|
} |
} |
|
|
return vars; |
return vars; |
|
} |
|
|
|
|
|
/* |
|
* io_allocVars() Allocate ait_val_t array |
|
* @varnum = Number of variables |
|
* return: =NULL error or !=NULL allocated array |
|
*/ |
|
inline array_t * |
|
io_allocVars(u_int varnum) |
|
{ |
|
array_t *arr; |
|
register int i; |
|
ait_val_t *v; |
|
|
|
if (!varnum || !(arr = io_arrayInit(varnum))) |
|
return NULL; |
|
|
|
for (i = 0; i < io_arraySize(arr); i++) { |
|
v = malloc(sizeof(ait_val_t)); |
|
if (!v) { |
|
LOGERR; |
|
io_freeVars(&arr); |
|
return NULL; |
|
} else { |
|
memset(v, 0, sizeof(ait_val_t)); |
|
io_arraySet(arr, i, v); |
|
} |
|
} |
|
|
|
return arr; |
|
} |
|
|
|
/* |
|
* io_clrVars() Clear ait_val_t elements from array |
|
* @vars = Variable array |
|
* return: none |
|
*/ |
|
inline int |
|
io_clrVars(array_t * __restrict vars) |
|
{ |
|
register int i; |
|
|
|
for (i = 0; i < io_arraySize(vars); i++) |
|
if (io_arrayGet(vars, i)) |
|
AIT_FREE_VAL(io_array(vars, i, ait_val_t*)); |
|
|
|
return io_arraySize(vars); |
|
} |
|
|
|
/* |
|
* io_freeVars() Free ait_val_t array |
|
* @vars = Variable array |
|
* return: none |
|
*/ |
|
inline void |
|
io_freeVars(array_t ** __restrict vars) |
|
{ |
|
if (!vars || !*vars) |
|
return; |
|
|
|
io_clrVars(*vars); |
|
io_arrayFree(*vars); |
|
io_arrayDestroy(vars); |
} |
} |