version 1.3.2.2, 2011/09/07 16:08:41
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version 1.5.4.2, 2013/01/17 13:26:37
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Line 12 terms:
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Line 12 terms:
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All of the documentation and software included in the ELWIX and AITNET |
All of the documentation and software included in the ELWIX and AITNET |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
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Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 | Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2013 |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
Line 44 OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF TH
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Line 44 OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF TH
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SUCH DAMAGE. |
SUCH DAMAGE. |
*/ |
*/ |
#include "global.h" |
#include "global.h" |
#include "aitsess.h" |
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/* |
/* |
* sess_FreeValues() Free all values from value array allocated from sess_GetValues() | * sess_FreeValues() - Free all values from value array allocated from sess_GetValues() |
| * |
* @ppsVals = Array strings |
* @ppsVals = Array strings |
* return: none |
* return: none |
*/ | */ |
inline void |
inline void |
sess_FreeValues(char *** __restrict ppsVals) |
sess_FreeValues(char *** __restrict ppsVals) |
{ |
{ |
Line 62 sess_FreeValues(char *** __restrict ppsVals)
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Line 62 sess_FreeValues(char *** __restrict ppsVals)
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return; |
return; |
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for (ptr = *ppsVals; *ptr; ptr++) |
for (ptr = *ppsVals; *ptr; ptr++) |
free(*ptr); | e_free(*ptr); |
free(*ppsVals); | e_free(*ppsVals); |
*ppsVals = NULL; |
*ppsVals = NULL; |
} |
} |
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/* |
/* |
* sess_GetValues() Get all values from session shared memory | * sess_GetValues() - Get all values from session shared memory |
| * |
* @s = Session item |
* @s = Session item |
* @ppsVals = Return array strings |
* @ppsVals = Return array strings |
* return: -1 error: in parameter, !=-1 count of returned strings in ppsVals (must be free after use!) | * return: -1 error: in parameter, !=-1 count of returned strings in ppsVals |
*/ | * (must be sess_FreeValues after use!) |
| */ |
int |
int |
sess_GetValues(tagSess * __restrict s, char ***ppsVals) | sess_GetValues(ait_sess_t * __restrict s, char ***ppsVals) |
{ |
{ |
register int i; |
register int i; |
char **valz, *Shared = NULL; |
char **valz, *Shared = NULL; |
Line 82 sess_GetValues(tagSess * __restrict s, char ***ppsVals
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Line 84 sess_GetValues(tagSess * __restrict s, char ***ppsVals
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if (!s || !ppsVals) |
if (!s || !ppsVals) |
return -1; |
return -1; |
valz = malloc(sizeof(caddr_t)); | valz = e_malloc(sizeof(caddr_t)); |
if (!valz) { |
if (!valz) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
} else |
} else |
*valz = NULL; |
*valz = NULL; |
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// allocated memory & mirrored shared memory into this | /* allocated memory & mirrored shared memory into this */ |
Shared = malloc(s->eom); | Shared = e_malloc(s->eom); |
if (!Shared) { |
if (!Shared) { |
LOGERR; |
LOGERR; |
free(valz); | e_free(valz); |
return -1; |
return -1; |
} else |
} else |
memcpy(Shared, s->addr, s->eom); |
memcpy(Shared, s->addr, s->eom); |
Line 105 sess_GetValues(tagSess * __restrict s, char ***ppsVals
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Line 107 sess_GetValues(tagSess * __restrict s, char ***ppsVals
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else |
else |
i++; |
i++; |
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valz = realloc(valz, (i + 1) * sizeof(caddr_t)); | valz = e_realloc(valz, (i + 1) * sizeof(caddr_t)); |
if (!valz) { |
if (!valz) { |
LOGERR; |
LOGERR; |
free(Shared); | e_free(Shared); |
return -1; |
return -1; |
} else |
} else |
valz[i] = NULL; |
valz[i] = NULL; |
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valz[i - 1] = strdup(peer); | valz[i - 1] = e_strdup(peer); |
} |
} |
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free(Shared); | e_free(Shared); |
*ppsVals = valz; |
*ppsVals = valz; |
return i; |
return i; |
} |
} |
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/* |
/* |
* sess_GetValue() Get value from session shared memory from attribute | * sess_GetValue() - Get value from session shared memory from attribute |
| * |
* @s = Session item |
* @s = Session item |
* @csAttr = Attribute for search |
* @csAttr = Attribute for search |
* @psVal = Return string buffer |
* @psVal = Return string buffer |
* @pnLen = Length of return string buffer, |
* @pnLen = Length of return string buffer, |
// *{pnLen} input is max_size of buffer & output is really taken bytes |
// *{pnLen} input is max_size of buffer & output is really taken bytes |
* return: 0 not found, -1 error: in parameter, >0 get position, if define item merged with IS_DEF | * return: 0 not found, -1 error: in parameter, >0 get position, |
*/ | * if define item merged with IS_DEF |
| */ |
int |
int |
sess_GetValue(tagSess * __restrict s, const char *csAttr, char *psVal, int *pnLen) | sess_GetValue(ait_sess_t * __restrict s, const char *csAttr, char *psVal, int *pnLen) |
{ |
{ |
register int i; |
register int i; |
int def = IS_VAL; |
int def = IS_VAL; |
Line 147 sess_GetValue(tagSess * __restrict s, const char *csAt
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Line 151 sess_GetValue(tagSess * __restrict s, const char *csAt
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return -1; |
return -1; |
} |
} |
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// allocated memory & mirrored shared memory into this | /* allocated memory & mirrored shared memory into this */ |
Shared = malloc(s->eom); | Shared = e_malloc(s->eom); |
if (!Shared) { |
if (!Shared) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
Line 168 sess_GetValue(tagSess * __restrict s, const char *csAt
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Line 172 sess_GetValue(tagSess * __restrict s, const char *csAt
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} else |
} else |
def = IS_DEF; |
def = IS_DEF; |
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free(Shared); | e_free(Shared); |
return i | def; |
return i | def; |
} |
} |
} |
} |
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free(Shared); | e_free(Shared); |
return 0; |
return 0; |
} |
} |
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/* |
/* |
* sess_DelValue() Delete item from session shared memory | * sess_DelValue() - Delete item from session shared memory |
| * |
* @s = Session item |
* @s = Session item |
* @csAttr = Attribute for erasing |
* @csAttr = Attribute for erasing |
* return: 0 Ok, -1 error: in parameter |
* return: 0 Ok, -1 error: in parameter |
*/ | */ |
int |
int |
sess_DelValue(tagSess * __restrict s, const char *csAttr) | sess_DelValue(ait_sess_t * __restrict s, const char *csAttr) |
{ |
{ |
register int i; |
register int i; |
int ret, attrlen; | int attrlen; |
char *Buffer, *Shared, szAttr[MAX_ATTRIBUTE]; |
char *Buffer, *Shared, szAttr[MAX_ATTRIBUTE]; |
char *peer, *p_brk; |
char *peer, *p_brk; |
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Line 199 sess_DelValue(tagSess * __restrict s, const char *csAt
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Line 204 sess_DelValue(tagSess * __restrict s, const char *csAt
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strlcpy(szAttr, csAttr, sizeof szAttr); |
strlcpy(szAttr, csAttr, sizeof szAttr); |
strlcat(szAttr, "=", sizeof szAttr); |
strlcat(szAttr, "=", sizeof szAttr); |
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Buffer = malloc(s->eom); | Buffer = e_malloc(s->eom); |
if (!Buffer) { |
if (!Buffer) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
} else |
} else |
memset(Buffer, 0, s->eom); |
memset(Buffer, 0, s->eom); |
Shared = malloc(s->eom); | Shared = e_malloc(s->eom); |
if (!Shared) { |
if (!Shared) { |
LOGERR; |
LOGERR; |
free(Buffer); | e_free(Buffer); |
return -1; |
return -1; |
} else { |
} else { |
DEC_SEMAPHORE(s, ret); | DEC_SEM(s); |
memcpy(Shared, s->addr, s->eom); |
memcpy(Shared, s->addr, s->eom); |
} |
} |
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Line 231 sess_DelValue(tagSess * __restrict s, const char *csAt
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Line 236 sess_DelValue(tagSess * __restrict s, const char *csAt
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if (s->type == SHARED_MAP) |
if (s->type == SHARED_MAP) |
msync(s->addr, 0, MS_SYNC | MS_INVALIDATE); |
msync(s->addr, 0, MS_SYNC | MS_INVALIDATE); |
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ADD_SEMAPHORE(s, ret); | INC_SEM(s); |
free(Shared); | e_free(Shared); |
free(Buffer); | e_free(Buffer); |
return 0; |
return 0; |
} |
} |
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/* |
/* |
* sess_SetValue() Set item into session shared memory or update if find it | * sess_SetValue() - Set item into session shared memory or update if exists |
| * |
* @s = Session item |
* @s = Session item |
* @csAttr = Attribute |
* @csAttr = Attribute |
* @psVal = Value |
* @psVal = Value |
* return: 0 nothing, -1 error: in parameter, |
* return: 0 nothing, -1 error: in parameter, |
>0 set position, if add item merged with IS_ADD and if define item merged with IS_DEF |
>0 set position, if add item merged with IS_ADD and if define item merged with IS_DEF |
*/ | */ |
int |
int |
sess_SetValue(tagSess * __restrict s, const char *csAttr, const char *psVal) | sess_SetValue(ait_sess_t * __restrict s, const char *csAttr, const char *psVal) |
{ |
{ |
register int i; |
register int i; |
int upd, ret, def = IS_VAL; | int upd, def = IS_VAL; |
char *Buffer, *Shared, szAttr[MAX_ATTRIBUTE]; |
char *Buffer, *Shared, szAttr[MAX_ATTRIBUTE]; |
char *peer, *p_brk; |
char *peer, *p_brk; |
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Line 260 sess_SetValue(tagSess * __restrict s, const char *csAt
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Line 266 sess_SetValue(tagSess * __restrict s, const char *csAt
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strlcpy(szAttr, csAttr, sizeof szAttr); |
strlcpy(szAttr, csAttr, sizeof szAttr); |
strlcat(szAttr, "=", sizeof szAttr); |
strlcat(szAttr, "=", sizeof szAttr); |
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Buffer = malloc(s->eom); | Buffer = e_malloc(s->eom); |
if (!Buffer) { |
if (!Buffer) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
} else |
} else |
memset(Buffer, 0, s->eom); |
memset(Buffer, 0, s->eom); |
Shared = malloc(s->eom); | Shared = e_malloc(s->eom); |
if (!Shared) { |
if (!Shared) { |
LOGERR; |
LOGERR; |
free(Buffer); | e_free(Buffer); |
return -1; |
return -1; |
} else { |
} else { |
DEC_SEMAPHORE(s, ret); | DEC_SEM(s); |
memcpy(Shared, s->addr, s->eom); |
memcpy(Shared, s->addr, s->eom); |
} |
} |
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Line 314 sess_SetValue(tagSess * __restrict s, const char *csAt
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Line 320 sess_SetValue(tagSess * __restrict s, const char *csAt
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if (s->type == SHARED_MAP) |
if (s->type == SHARED_MAP) |
msync(s->addr, 0, MS_SYNC | MS_INVALIDATE); |
msync(s->addr, 0, MS_SYNC | MS_INVALIDATE); |
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ADD_SEMAPHORE(s, ret); | INC_SEM(s); |
free(Shared); | e_free(Shared); |
free(Buffer); | e_free(Buffer); |
return upd | def; |
return upd | def; |
} |
} |
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/* |
/* |
* sess_prepareSession() Attach to shared memory and de-marshaling data | * sess_prepareSession() - Attach to shared memory and de-marshaling data |
| * |
* @s = Session |
* @s = Session |
* @useDirect = Use direct shared memory if !=0 or snapshot of data to array |
* @useDirect = Use direct shared memory if !=0 or snapshot of data to array |
* return: NULL error or no data, !=NULL array with variables, |
* return: NULL error or no data, !=NULL array with variables, |
* after use must free resources with sess_doneSession() |
* after use must free resources with sess_doneSession() |
*/ |
*/ |
array_t * |
array_t * |
sess_prepareSession(tagSess * __restrict s, u_char useDirect) | sess_prepareSession(ait_sess_t * __restrict s, char useDirect) |
{ |
{ |
array_t *arr = NULL; |
array_t *arr = NULL; |
sess_hdr_t *hdr; |
sess_hdr_t *hdr; |
int ret; |
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assert(s); |
assert(s); |
if (!s) { |
if (!s) { |
sess_SetErr(EINVAL, "Error:: invalid argument\n"); | sess_SetErr(EINVAL, "Invalid argument\n"); |
return NULL; |
return NULL; |
} |
} |
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if (s->addr) { |
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sess_SetErr(EINVAL, "Already attached memory\n"); |
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return NULL; |
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} |
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ATTACH_MEMORY(s); |
ATTACH_MEMORY(s); |
if (!s->addr) |
if (!s->addr) |
Line 349 sess_prepareSession(tagSess * __restrict s, u_char use
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Line 359 sess_prepareSession(tagSess * __restrict s, u_char use
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if (hdr->hdr_magic != SESS_AIT_MAGIC) { |
if (hdr->hdr_magic != SESS_AIT_MAGIC) { |
DETACH_MEMORY(s); |
DETACH_MEMORY(s); |
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sess_SetErr(EINVAL, "Error:: shared memory not contains values with proper format\n"); | sess_SetErr(EINVAL, "Shared memory not contains values with proper format\n"); |
return NULL; |
return NULL; |
} |
} |
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DEC_SEMAPHORE(s, ret); | DEC_SEM(s); |
s->zcopy = useDirect; | s->zcpy = useDirect; |
arr = io_map2vals(s->addr + sizeof(sess_hdr_t), s->eom - sizeof(sess_hdr_t), | arr = ait_map2vars(s->addr + sizeof(sess_hdr_t), s->eom - sizeof(sess_hdr_t), |
hdr->hdr_argc, useDirect); |
hdr->hdr_argc, useDirect); |
ADD_SEMAPHORE(s, ret); | INC_SEM(s); |
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if (!s->zcopy) | if (!s->zcpy) |
DETACH_MEMORY(s); |
DETACH_MEMORY(s); |
return arr; |
return arr; |
} |
} |
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/* |
/* |
* sess_doneSession() Free resources allocated with sess_prepareSession() | * sess_doneSession() - Free resources allocated with sess_prepareSession() |
| * |
* @s = Session |
* @s = Session |
* @arr = Array with variables for free |
* @arr = Array with variables for free |
* return: none |
* return: none |
*/ |
*/ |
void |
void |
sess_doneSession(tagSess * __restrict s, array_t ** __restrict arr) | sess_doneSession(ait_sess_t * __restrict s, array_t ** __restrict arr) |
{ |
{ |
assert(s); |
assert(s); |
if (!s) { |
if (!s) { |
sess_SetErr(EINVAL, "Error:: invalid argument\n"); | sess_SetErr(EINVAL, "Invalid argument\n"); |
return; |
return; |
} |
} |
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if (!s->zcopy) | if (!s->zcpy) |
io_arrayFree(*arr); | array_Free(*arr); |
else |
else |
DETACH_MEMORY(s); |
DETACH_MEMORY(s); |
io_arrayDestroy(arr); | array_Destroy(arr); |
} |
} |
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/* |
/* |
* sess_commitSession() Commit data to shared memory | * sess_commitSession() - Commit data to shared memory |
| * |
* @s = Session |
* @s = Session |
* @arr = Array with variables for save |
* @arr = Array with variables for save |
* return -1 error or !=-1 size of stored variables into shared memory |
* return -1 error or !=-1 size of stored variables into shared memory |
*/ |
*/ |
int |
int |
sess_commitSession(tagSess * __restrict s, array_t * __restrict arr) | sess_commitSession(ait_sess_t * __restrict s, array_t * __restrict arr) |
{ |
{ |
sess_hdr_t *hdr; |
sess_hdr_t *hdr; |
int rs, ret = 0; | int ret = 0; |
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assert(s && arr); |
assert(s && arr); |
if (!s || !arr) { |
if (!s || !arr) { |
sess_SetErr(EINVAL, "Error:: invalid argument\n"); | sess_SetErr(EINVAL, "Invalid argument\n"); |
return -1; |
return -1; |
} |
} |
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if (!s->zcopy) | ATTACH_MEMORY(s); |
ATTACH_MEMORY(s); | |
if (!s->addr) { |
if (!s->addr) { |
if (!s->zcopy) | DETACH_MEMORY(s); |
DETACH_MEMORY(s); | |
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return -1; |
return -1; |
} else |
} else |
hdr = (sess_hdr_t*) s->addr; |
hdr = (sess_hdr_t*) s->addr; |
if (hdr->hdr_magic != SESS_AIT_MAGIC) { |
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if (!s->zcopy) |
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DETACH_MEMORY(s); |
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sess_SetErr(EINVAL, "Error:: shared memory not contains values with proper format\n"); | DEC_SEM(s); |
return -1; | if ((ret = ait_vars2map(s->addr + sizeof(sess_hdr_t), |
} | s->eom - sizeof(sess_hdr_t), arr)) != -1) { |
| hdr->hdr_magic = SESS_AIT_MAGIC; |
DEC_SEMAPHORE(s, rs); | hdr->hdr_argc = array_Size(arr); |
if ((ret = io_vals2map(s->addr + sizeof(sess_hdr_t), s->eom - sizeof(sess_hdr_t), arr)) != -1) { | |
hdr->hdr_argc = io_arraySize(arr); | |
ret += sizeof(sess_hdr_t); |
ret += sizeof(sess_hdr_t); |
} |
} |
ADD_SEMAPHORE(s, rs); | INC_SEM(s); |
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if (!s->zcopy) | DETACH_MEMORY(s); |
DETACH_MEMORY(s); | |
return ret; |
return ret; |
} |
} |