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php_sap.c
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php_sap.c
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#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "php_sap.h"
#if defined(SAPwithPTHREADS)
# if defined(WIN32)
# define HAVE_STRUCT_TIMESPEC
# endif
# include "pthread.h"
#endif
#include "php_ini.h"
#include "ext/standard/info.h"
#include "zend_objects.h"
#include "zend_exceptions.h"
#include "ext/spl/spl_exceptions.h"
#include "ext/date/php_date.h"
/* Common exception messages */
#define PHP_SAP_LOGON_PARAMETERS_EMPTY_ARRAY "Logon parameters array must not be empty"
#define PHP_SAP_NO_CONNECTION "There is no connection to a SAP R/3 system"
#define PHP_SAP_FUNC_DESCR_NOT_FETCHED "Function's description has not been fetched"
#define PHP_SAP_PARAM_NOT_FOUND "Parameter '%s' not found"
#define sap_get_intern(_arg, type) (type*)((char *)Z_OBJ_P(_arg) - Z_OBJ_P(_arg)->handlers->offset)
#define sap_get_function_object(_arg) sap_get_intern(_arg, sap_function)
#define sap_get_sap_object(_arg) sap_get_intern(_arg, sap_object)
#define SAP_ME_ARGS(classname, method) arginfo_##classname##_##method
#define SAP_FE_ARGS(func) arginfo_func_##func
#define SAP_ERROR_SET_RFCFUNCTION(_err, _func, _funclen) do { \
SAPRFC_ERROR_INFO *__err = (_err); \
const char *__func = (_func); \
unsigned int __funclen = (_funclen); \
memset(__err->nwsdkfunction, 0, sizeof(__err->nwsdkfunction)); \
__err->l_nwsdkfunction = 0; \
if (__func != NULL) { \
__err->l_nwsdkfunction = __funclen; \
memcpy(__err->nwsdkfunction, __func, __funclen); \
} \
} while (0)
#define SAP_ERROR_SET_FUNCTION_AND_RETURN(_err, _func, _retval) \
SAP_ERROR_SET_RFCFUNCTION(_err, _func, strlen(_func)); \
return _retval
#define SAP_ERR_RETURN_FAILURE(_err, _func) SAP_ERROR_SET_FUNCTION_AND_RETURN(_err, _func, FAILURE)
#define SAP_ERR_RETURN_NULL(_err, _func) SAP_ERROR_SET_FUNCTION_AND_RETURN(_err, _func, NULL)
#define XtSizeOf(type, member) sizeof(((type *)0)->member)
typedef enum _TRIM_TYPE {
TRIM_NONE = 0x00,
TRIM_LEFT = 0x01,
TRIM_RIGHT = 0x02,
TRIM_BOTH = TRIM_LEFT | TRIM_RIGHT
} TRIM_TYPE;
typedef struct _SAPRFC_ERROR_INFO {
RFC_ERROR_INFO err;
char nwsdkfunction[30];
unsigned int l_nwsdkfunction;
} SAPRFC_ERROR_INFO;
typedef enum _SAPRFC_PARAM_STATE {
SAPRFC_PARAM_INACTIVE = 0,
SAPRFC_PARAM_ACTIVE = 1,
SAPRFC_PARAM_DEFAULT = 2
} SAPRFC_PARAM_STATE;
typedef struct _SAPRFC_PARAMETER_DESC {
RFC_PARAMETER_DESC param;
SAPRFC_PARAM_STATE state;
} SAPRFC_PARAMETER_DESC;
typedef struct _sap_function {
php_sap_connection *connection;
php_sap_function *function_descr;
zend_object std;
} sap_function;
typedef struct _sap_object {
php_sap_connection *connection;
zend_class_entry *func_ce;
zend_object std;
} sap_object;
ZEND_BEGIN_MODULE_GLOBALS(sap)
zend_bool rtrim_export_strings;
char *trace_dir;
zend_long trace_level;
char *sapnwrfc_ini_dir;
ZEND_END_MODULE_GLOBALS(sap)
ZEND_DECLARE_MODULE_GLOBALS(sap)
static ZEND_MODULE_GLOBALS_CTOR_D(sap)
{
sap_globals->rtrim_export_strings = 0;
sap_globals->trace_dir = NULL;
sap_globals->trace_level = 0;
sap_globals->sapnwrfc_ini_dir = NULL;
}
static ZEND_MODULE_GLOBALS_DTOR_D(sap)
{
}
#ifdef SAPwithPTHREADS
pthread_mutex_t rfc_utf8_to_sapuc_mutex;
pthread_mutex_t rfc_sapuc_to_utf8_mutex;
#endif
/** php_sap module procedural functions -- begin **/
PHP_FUNCTION(sap_connect);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_FE_ARGS(sap_connect), IS_RESOURCE, 0)
ZEND_ARG_ARRAY_INFO(0, logonParams, 0)
ZEND_END_ARG_INFO()
PHP_FUNCTION(sap_invoke_function);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_FE_ARGS(sap_invoke_function), IS_ARRAY, 0)
ZEND_ARG_TYPE_INFO(0, moduleName, IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, connection, IS_RESOURCE, 0)
ZEND_ARG_ARRAY_INFO(0, imports, 1)
ZEND_ARG_TYPE_INFO(0, rtrim, _IS_BOOL, 1)
ZEND_END_ARG_INFO()
zend_function_entry php_sap_module_function_entry[] = {
PHP_FE(sap_connect, SAP_FE_ARGS(sap_connect))
PHP_FE(sap_invoke_function, SAP_FE_ARGS(sap_invoke_function))
PHP_FE_END
};
/** php_sap module procedural functions -- end **/
zend_module_entry sap_module_entry = {
STANDARD_MODULE_HEADER,
"sap",
php_sap_module_function_entry,
PHP_MINIT(sap),
PHP_MSHUTDOWN(sap),
NULL, /* PHP_RINIT(php_sap), */
NULL, /* PHP_RSHUTDOWN(php_sap), */
PHP_MINFO(sap),
PHP_SAP_VERSION,
ZEND_MODULE_GLOBALS(sap),
ZEND_MODULE_GLOBALS_CTOR_N(sap),
ZEND_MODULE_GLOBALS_DTOR_N(sap),
NULL,
STANDARD_MODULE_PROPERTIES_EX
};
#ifdef COMPILE_DL_SAP
ZEND_GET_MODULE(sap)
#endif
int le_php_sap_connection;
zend_class_entry * sap_ce_SapException;
zend_class_entry * sap_ce_SapConnectionException;
zend_class_entry * sap_ce_Sap;
zend_class_entry * sap_ce_SapFunction;
zend_class_entry * sap_ce_SapRfcReadTable;
zend_class_entry * zend_default_exception;
zend_object_handlers sap_object_handlers;
zend_object_handlers sap_function_handlers;
/** Exporting functions - begin **/
PHP_SAP_API zend_class_entry * php_sap_get_sap_ce(void)
{
return sap_ce_Sap;
}
PHP_SAP_API zend_object_handlers * php_sap_get_sap_handlers(void)
{
return &sap_object_handlers;
}
PHP_SAP_API php_sap_connection * php_sap_get_connection(zval *zsap)
{
sap_object *intern = sap_get_sap_object(zsap);
return intern->connection;
}
PHP_SAP_API zend_class_entry * php_sap_get_function_ce(void)
{
return sap_ce_SapFunction;
}
PHP_SAP_API zend_object_handlers * php_sap_get_function_handlers(void)
{
return &sap_function_handlers;
}
PHP_SAP_API php_sap_function * php_sap_get_function_descr(zval *zfunction)
{
sap_function *intern = sap_get_function_object(zfunction);
return intern->function_descr;
}
PHP_SAP_API zend_class_entry * php_sap_get_exception_ce(void)
{
return sap_ce_SapException;
}
/** Exporting functions - end **/
/** Class methods definition -- begin **/
/* {{{ */
/* SapException */
PHP_METHOD(SapException, getMessageKey);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapException, getMessageKey), IS_STRING, 0)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapException, getMessageType);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapException, getMessageType), IS_STRING, 0)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapException, getMessageId);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapException, getMessageId), IS_STRING, 0)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapException, getMessageNumber);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapException, getMessageNumber), IS_LONG, 0)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapException, getMessageVar1);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapException, getMessageVar1), IS_STRING, 1)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapException, getMessageVar2);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapException, getMessageVar2), IS_STRING, 1)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapException, getMessageVar3);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapException, getMessageVar3), IS_STRING, 1)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapException, getMessageVar4);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapException, getMessageVar4), IS_STRING, 1)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapException, getNwSdkFunction);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapException, getNwSdkFunction), IS_STRING, 1)
/* no arguments */
ZEND_END_ARG_INFO()
const zend_function_entry sap_exception_fe[] = {
PHP_ME(SapException, getMessageKey, SAP_ME_ARGS(SapException, getMessageKey), ZEND_ACC_PUBLIC)
PHP_ME(SapException, getMessageType, SAP_ME_ARGS(SapException, getMessageType), ZEND_ACC_PUBLIC)
PHP_ME(SapException, getMessageId, SAP_ME_ARGS(SapException, getMessageId), ZEND_ACC_PUBLIC)
PHP_ME(SapException, getMessageNumber, SAP_ME_ARGS(SapException, getMessageNumber), ZEND_ACC_PUBLIC)
PHP_ME(SapException, getMessageVar1, SAP_ME_ARGS(SapException, getMessageVar1), ZEND_ACC_PUBLIC)
PHP_ME(SapException, getMessageVar2, SAP_ME_ARGS(SapException, getMessageVar2), ZEND_ACC_PUBLIC)
PHP_ME(SapException, getMessageVar3, SAP_ME_ARGS(SapException, getMessageVar3), ZEND_ACC_PUBLIC)
PHP_ME(SapException, getMessageVar4, SAP_ME_ARGS(SapException, getMessageVar4), ZEND_ACC_PUBLIC)
PHP_ME(SapException, getNwSdkFunction, SAP_ME_ARGS(SapException, getNwSdkFunction), ZEND_ACC_PUBLIC)
PHP_FE_END
};
/* SapConnectionException */
const zend_function_entry sap_connection_exception_fe[] = {
PHP_FE_END
};
/* Sap */
/* Sap constructor */
PHP_METHOD(Sap, __construct);
ZEND_BEGIN_ARG_INFO(SAP_ME_ARGS(Sap, __construct), 0)
ZEND_ARG_ARRAY_INFO(0, logonParameters, 1)
ZEND_END_ARG_INFO()
PHP_METHOD(Sap, connect);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(Sap, connect), IS_VOID, 0)
ZEND_ARG_ARRAY_INFO(0, logonParameters, 0)
ZEND_END_ARG_INFO()
PHP_METHOD(Sap, getFunctionClass);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(Sap, getFunctionClass), IS_STRING, 0)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(Sap, setFunctionClass);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(Sap, setFunctionClass), IS_VOID, 0)
ZEND_ARG_TYPE_INFO(0, className, IS_STRING, 0)
ZEND_END_ARG_INFO()
PHP_METHOD(Sap, call);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(Sap, call), IS_ARRAY, 0)
ZEND_ARG_TYPE_INFO(0, name, IS_STRING, 0)
ZEND_ARG_ARRAY_INFO(0, imports, 1)
ZEND_ARG_TYPE_INFO(0, rtrim, _IS_BOOL, 1)
ZEND_END_ARG_INFO()
PHP_METHOD(Sap, fetchFunction);
ZEND_BEGIN_ARG_WITH_RETURN_OBJ_INFO(SAP_ME_ARGS(Sap, fetchFunction), "SapFunction", 0)
ZEND_ARG_INFO(0, name)
ZEND_ARG_TYPE_INFO(0, moduleClass, IS_STRING, 0)
ZEND_ARG_ARRAY_INFO(0, ctor_args, 0)
ZEND_END_ARG_INFO()
PHP_METHOD(Sap, getAttributes);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(Sap, getAttributes), IS_ARRAY, 0)
/* no arguments */
ZEND_END_ARG_INFO()
const zend_function_entry sap_fe_Sap[] = {
PHP_ME(Sap, __construct, SAP_ME_ARGS(Sap, __construct), ZEND_ACC_PUBLIC)
PHP_ME(Sap, connect, SAP_ME_ARGS(Sap, connect), ZEND_ACC_PUBLIC)
PHP_ME(Sap, getFunctionClass, SAP_ME_ARGS(Sap, getFunctionClass), ZEND_ACC_PUBLIC)
PHP_ME(Sap, setFunctionClass, SAP_ME_ARGS(Sap, setFunctionClass), ZEND_ACC_PUBLIC)
PHP_ME(Sap, call, SAP_ME_ARGS(Sap, call), ZEND_ACC_PUBLIC)
PHP_ME(Sap, fetchFunction, SAP_ME_ARGS(Sap, fetchFunction), ZEND_ACC_PUBLIC)
PHP_ME(Sap, getAttributes, SAP_ME_ARGS(Sap, getAttributes), ZEND_ACC_PUBLIC)
PHP_FE_END
};
/* SapFunction */
PHP_METHOD(SapFunction, getName);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapFunction, getName), IS_STRING, 0)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapFunction, setActive);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapFunction, setActive), _IS_BOOL, 0)
ZEND_ARG_INFO(0, param)
ZEND_ARG_INFO(0, isActive)
ZEND_END_ARG_INFO()
PHP_METHOD(SapFunction, isActive);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapFunction, isActive), _IS_BOOL, 0)
ZEND_ARG_INFO(0, param)
ZEND_END_ARG_INFO()
PHP_METHOD(SapFunction, __invoke);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapFunction, __invoke), IS_ARRAY, 0)
ZEND_ARG_ARRAY_INFO(0, imports, 1)
ZEND_ARG_TYPE_INFO(0, rtrim, _IS_BOOL, 1)
ZEND_END_ARG_INFO()
PHP_METHOD(SapFunction, getParameters);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapFunction, getParameters), IS_ARRAY, 0)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapFunction, getTypeName);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapFunction, getTypeName), IS_STRING, 0)
ZEND_ARG_TYPE_INFO(0, param, IS_STRING, 0)
ZEND_END_ARG_INFO()
PHP_METHOD(SapFunction, __toString);
const zend_function_entry sap_fe_SapFunction[] = {
PHP_ME(SapFunction, __invoke, SAP_ME_ARGS(SapFunction, __invoke), ZEND_ACC_PUBLIC)
PHP_ME(SapFunction, getName, SAP_ME_ARGS(SapFunction, getName), ZEND_ACC_PUBLIC)
PHP_ME(SapFunction, getParameters, SAP_ME_ARGS(SapFunction, getParameters),ZEND_ACC_PUBLIC)
PHP_ME(SapFunction, setActive, SAP_ME_ARGS(SapFunction, setActive), ZEND_ACC_PUBLIC)
PHP_ME(SapFunction, isActive, SAP_ME_ARGS(SapFunction, isActive), ZEND_ACC_PUBLIC)
PHP_ME(SapFunction, getTypeName, SAP_ME_ARGS(SapFunction, getTypeName), ZEND_ACC_PUBLIC)
PHP_ME(SapFunction, __toString, NULL, ZEND_ACC_PUBLIC)
PHP_FE_END
};
/* SapRfcReadTable */
PHP_METHOD(SapRfcReadTable, getName);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapRfcReadTable, getName), IS_STRING, 0)
/* no arguments */
ZEND_END_ARG_INFO()
PHP_METHOD(SapRfcReadTable, select);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapRfcReadTable, select), IS_ARRAY, 0)
ZEND_ARG_INFO(0, fields)
ZEND_ARG_TYPE_INFO(0, table, IS_STRING, 0)
ZEND_ARG_ARRAY_INFO(0, options, 1)
ZEND_ARG_TYPE_INFO(0, limit, IS_LONG, 1)
ZEND_ARG_TYPE_INFO(0, offset, IS_LONG, 1)
ZEND_ARG_TYPE_INFO(0, rtrim, _IS_BOOL, 1)
ZEND_END_ARG_INFO()
PHP_METHOD(SapRfcReadTable, describe);
ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO(SAP_ME_ARGS(SapRfcReadTable, describe), IS_ARRAY, 0)
ZEND_ARG_TYPE_INFO(0, table, IS_STRING, 0)
ZEND_ARG_ARRAY_INFO(0, fields, 0)
ZEND_END_ARG_INFO()
const zend_function_entry sap_fe_SapRfcReadTable[] = {
PHP_ME(SapRfcReadTable, getName, SAP_ME_ARGS(SapRfcReadTable, getName), ZEND_ACC_PUBLIC | ZEND_ACC_FINAL)
PHP_ME(SapRfcReadTable, describe, SAP_ME_ARGS(SapRfcReadTable, describe), ZEND_ACC_PUBLIC)
PHP_ME(SapRfcReadTable, select, SAP_ME_ARGS(SapRfcReadTable, select), ZEND_ACC_PUBLIC)
PHP_FE_END
};
/** Class methods definition -- end **/
/* }}} */
static int sap_import(DATA_CONTAINER_HANDLE dh, SAP_UC *name, RFCTYPE type, RFC_TYPE_DESC_HANDLE tdh, unsigned int length, zval *zvalue, SAPRFC_ERROR_INFO *err);
static int sap_export(DATA_CONTAINER_HANDLE dh, SAP_UC *name, RFCTYPE type, RFC_TYPE_DESC_HANDLE tdh, unsigned int length, zval *rv, TRIM_TYPE strTrimType, SAPRFC_ERROR_INFO *err);
/* Internal functions */
/* {{{ */
static unsigned int strlenU8(char *str, unsigned int str_len)
{
unsigned int len = 0, pos = 0;
for (pos = 0; pos < str_len && str[pos]; pos++) {
if ((str[pos] & 0xc0) != 0x80) len++;
}
return len;
}
void utf8_trim(char *str, int len, char **out, int *outlen, TRIM_TYPE trimtype)
{
char *s = str, *e = str + len;
/* left trim */
if (trimtype & TRIM_LEFT) {
while (isspace(*s)) {
len--; s++;
}
}
/* right trim */
if (trimtype & TRIM_RIGHT) {
while (--e >= s)
{
int u8_char_len;
/* Calculate utf8 character length backwards */
for (u8_char_len = 1; (*e & 0xc0) == 0x80 && e > s; u8_char_len++, e--);
if (!isspace(*e)) break;
len = len - u8_char_len;
}
}
*out = estrndup(s, len);
*outlen = len;
}
static int utf8_substr(char *str, int len, unsigned int start, unsigned int length, char **substr, int *substr_len)
{
int pos = 0;
unsigned int u8pos = 0;
unsigned int sub_len = 0, sub_lenu8 = 0;
int substr_start_pos = -1;
for (pos = 0; pos < len && str[pos]; pos++)
{
if ((str[pos] & 0xc0) != 0x80)
{
if (sub_lenu8 == length) break;
if (u8pos == start) substr_start_pos = pos;
if (u8pos >= start) sub_lenu8++;
u8pos++;
}
if (u8pos > start) sub_len++;
}
if (substr_start_pos < 0) { /* substring not in range of str */
return FAILURE;
}
*substr = estrndup(str + substr_start_pos, sub_len);
*substr_len = sub_len;
return SUCCESS;
}
static int utf8_to_sapuc_l(char *str, int len, SAP_UC **uc, unsigned int *uc_len, SAPRFC_ERROR_INFO *err)
{
SAP_UC *retval = NULL;
unsigned int sapuc_num_chars = 0;
RFC_RC res;
try_again:
#if SAPwithPTHREADS
/* Avoid concurrent access to the RfcSAPUCToUTF8 function */
pthread_mutex_lock(&rfc_utf8_to_sapuc_mutex);
#endif
res = RfcUTF8ToSAPUC((RFC_BYTE*)str, len, retval, &sapuc_num_chars, uc_len, (RFC_ERROR_INFO*)err);
#if SAPwithPTHREADS
pthread_mutex_unlock(&rfc_utf8_to_sapuc_mutex);
#endif
switch (res)
{
/**
* In case of RFC_BUFFER_TOO_SMALL the NW library fills 'sapuc_num_chars' with the required number
* of SAP_UC characters (including the last null terminating SAP_UC char)
*/
case RFC_BUFFER_TOO_SMALL:
{
size_t uc_size = (sapuc_num_chars) * sizeof(SAP_UC);
if (NULL != retval) {
retval = erealloc(retval, uc_size);
memset(retval, 0, uc_size);
} else {
retval = ecalloc(1, uc_size);
}
goto try_again;
}
case RFC_OK:
if (NULL == retval) {
/* retval will be NULL if str == "", so we have to allocate an empty SAP_UC string */
retval = emalloc(0);
}
*uc = retval;
return SUCCESS;
default:
if (NULL != retval) {
efree(retval);
}
SAP_ERR_RETURN_FAILURE(err, "RfcUTF8ToSAPUC");
}
}
static int utf8_to_sapuc(char *str, SAP_UC **uc, unsigned int *uc_len, SAPRFC_ERROR_INFO *err)
{
return utf8_to_sapuc_l(str, strlen(str), uc, uc_len, err);
}
static int sapuc_to_utf8_l(SAP_UC *strU16, unsigned int strU16len, char **strU8, int *strU8len, SAPRFC_ERROR_INFO *err)
{
char *utf8 = NULL;
unsigned int utf8len = 0;
RFC_RC res;
try_again:
#if SAPwithPTHREADS
/* Avoid concurrent access to the RfcSAPUCToUTF8 function */
pthread_mutex_lock(&rfc_sapuc_to_utf8_mutex);
#endif
res = RfcSAPUCToUTF8(strU16, strU16len, (RFC_BYTE*)utf8, &utf8len, strU8len, (RFC_ERROR_INFO*)err);
#if SAPwithPTHREADS
pthread_mutex_unlock(&rfc_sapuc_to_utf8_mutex);
#endif
switch (res)
{
case RFC_BUFFER_TOO_SMALL: {
/*
* In case of RFC_BUFFER_TOO_SMALL, nw sdk fills 'utf8len' with the required number
* of bytes for convertion (including the trailing null byte)
*/
if (NULL != utf8) {
utf8 = erealloc(utf8, utf8len);
memset(utf8, 0, utf8len);
} else {
utf8 = ecalloc(1, utf8len);
}
goto try_again;
}
case RFC_OK: {
if (NULL == utf8) {
/* utf8 will be NULL if str == "", so we have to allocate an empty string */
utf8 = estrndup("", 0);
}
*strU8 = utf8;
return SUCCESS;
}
default: {
if (NULL != utf8) {
efree(utf8);
}
SAP_ERR_RETURN_FAILURE(err, "RfcUTF8ToSAPUC");
}
}
}
static int sapuc_to_utf8(SAP_UC *strU16, char **strU8, int *strU8len, SAPRFC_ERROR_INFO *err)
{
return sapuc_to_utf8_l(strU16, strlenU(strU16), strU8, strU8len, err);
}
static int sap_call_object_method(zval *object, zend_class_entry *scope_ce, const char *func, zend_function *fn_proxy, zval *args, zval *rv)
{
zend_fcall_info fci;
zend_fcall_info_cache fcc;
int retval;
/* Setup function call info */
#if PHP_VERSION_ID < 70100
fci.symbol_table = NULL;
fci.function_table = &scope_ce->function_table;
#endif
fci.no_separation = 1;
fci.param_count = 0;
fci.params = NULL;
fci.size = sizeof(zend_fcall_info);
fci.retval = rv;
ZVAL_STRING(&fci.function_name, func);
if (!fn_proxy && !(fn_proxy = zend_hash_find_ptr(&scope_ce->function_table, Z_STR(fci.function_name)))) {
zend_error(E_CORE_ERROR, "Could not find implementation for method %s::%s", ZSTR_VAL(scope_ce->name), func);
}
/* Set function call arguments */
zend_fcall_info_args(&fci, args);
/* Setup function call cache */
fcc.object = fci.object = Z_OBJ_P(object);
fcc.function_handler = fn_proxy;
fcc.calling_scope = scope_ce;
fcc.called_scope = scope_ce;
/* Do call */
retval = zend_call_function(&fci, &fcc);
zval_dtor(&fci.function_name);
return retval;
}
int format_datetime_object(zval *object, zval *return_value, const char *format)
{
zval __args;
zval zformat_arg;
int result;
array_init_size(&__args, 1);
ZVAL_STRING(&zformat_arg, format);
if (NULL == zend_hash_next_index_insert_new(Z_ARRVAL(__args), &zformat_arg)) {
zval_dtor(&__args);
return FAILURE;
}
result = sap_call_object_method(object, Z_OBJCE_P(object), "format", NULL, &__args, return_value);
zval_dtor(&__args);
return result;
}
static inline void sap_create_error(SAPRFC_ERROR_INFO *err, const char *key, RFC_RC code, char *format, ...)
{
va_list args;
char *message;
unsigned int messageUlen = 512, keyUlen = 128,
msgClassUlen = 21, msgNumberUlen = 4, msgTypeUlen = 2,
msgVar1Ulen = 51, msgVar2Ulen = 51, msgVar3Ulen = 51, msgVar4Ulen = 51;
RFC_ERROR_INFO e;
/* Clear error */
memset(err, 0, sizeof(SAPRFC_ERROR_INFO));
va_start(args, format);
vspprintf(&message, 0, format, args);
va_end(args);
#if SAPwithPTHREADS
pthread_mutex_lock(&rfc_utf8_to_sapuc_mutex);
#endif
RfcUTF8ToSAPUC(message, strlen(message), err->err.message, &messageUlen, &messageUlen, &e);
RfcUTF8ToSAPUC(key, strlen(key), err->err.key, &keyUlen, &keyUlen, &e);
RfcUTF8ToSAPUC("PHP_SAP_ERROR", sizeof("PHP_SAP_ERROR") - 1, err->err.abapMsgClass, &msgClassUlen, &msgClassUlen, &e);
RfcUTF8ToSAPUC("000", sizeof("000") - 1, err->err.abapMsgNumber, &msgNumberUlen, &msgNumberUlen, &e);
RfcUTF8ToSAPUC("E", sizeof("E") - 1, err->err.abapMsgType, &msgTypeUlen, &msgTypeUlen, &e);
RfcUTF8ToSAPUC("", sizeof("") - 1, err->err.abapMsgV1, &msgVar1Ulen, &msgVar1Ulen, &e);
RfcUTF8ToSAPUC("", sizeof("") - 1, err->err.abapMsgV2, &msgVar2Ulen, &msgVar2Ulen, &e);
RfcUTF8ToSAPUC("", sizeof("") - 1, err->err.abapMsgV3, &msgVar3Ulen, &msgVar3Ulen, &e);
RfcUTF8ToSAPUC("", sizeof("") - 1, err->err.abapMsgV4, &msgVar4Ulen, &msgVar4Ulen, &e);
#if SAPwithPTHREADS
pthread_mutex_unlock(&rfc_utf8_to_sapuc_mutex);
#endif
err->err.code = code;
}
static inline zval sap_error_to_exception(SAPRFC_ERROR_INFO *err, zend_class_entry *ce)
{
zval exception;
char *key, *msgType, *msgId, *msgNumber, *msgv1, *msgv2, *msgv3, *msgv4, *message;
int keyLen, msgTypeLen, msgIdLen, msgNumberLen, msgv1Len, msgv2Len, msgv3Len, msgv4Len, messageLen;
SAPRFC_ERROR_INFO e;
if (NULL == ce) {
ce = sap_ce_SapException;
}
object_init_ex(&exception, ce);
if (SUCCESS == sapuc_to_utf8(err->err.abapMsgType, &msgType, &msgTypeLen, &e)) {
zend_update_property_stringl(sap_ce_SapException, &exception, "MSGTY", sizeof("MSGTY") - 1, msgType, msgTypeLen);
efree(msgType);
}
if (SUCCESS == sapuc_to_utf8(err->err.abapMsgClass, &msgId, &msgIdLen, &e)) {
zend_update_property_stringl(sap_ce_SapException, &exception, "MSGID", sizeof("MSGID") - 1, msgId, msgIdLen);
efree(msgId);
}
if (SUCCESS == sapuc_to_utf8(err->err.abapMsgNumber, &msgNumber, &msgNumberLen, &e)) {
zend_update_property_stringl(sap_ce_SapException, &exception, "MSGNO", sizeof("MSGNO") - 1, msgNumber, msgNumberLen);
efree(msgNumber);
}
if (SUCCESS == sapuc_to_utf8(err->err.message, &message, &messageLen, &e)) {
zend_update_property_stringl(sap_ce_SapException, &exception, "message", sizeof("message") - 1, message, messageLen);
efree(message);
}
if (SUCCESS == sapuc_to_utf8(err->err.abapMsgV1, &msgv1, &msgv1Len, &e)) {
zend_update_property_stringl(sap_ce_SapException, &exception, "MSGV1", sizeof("MSGV1") - 1, msgv1, msgv1Len);
efree(msgv1);
}
if (SUCCESS == sapuc_to_utf8(err->err.abapMsgV2, &msgv2, &msgv2Len, &e)) {
zend_update_property_stringl(sap_ce_SapException, &exception, "MSGV2", sizeof("MSGV2") - 1, msgv2, msgv2Len);
efree(msgv2);
}
if (SUCCESS == sapuc_to_utf8(err->err.abapMsgV3, &msgv3, &msgv3Len, &e)) {
zend_update_property_stringl(sap_ce_SapException, &exception, "MSGV3", sizeof("MSGV3") - 1, msgv3, msgv3Len);
efree(msgv3);
}
if (SUCCESS == sapuc_to_utf8(err->err.abapMsgV4, &msgv4, &msgv4Len, &e)) {
zend_update_property_stringl(sap_ce_SapException, &exception, "MSGV4", sizeof("MSGV4") - 1, msgv4, msgv4Len);
efree(msgv4);
}
if (SUCCESS == sapuc_to_utf8(err->err.key, &key, &keyLen, &e)) {
zend_update_property_stringl(sap_ce_SapException, &exception, "KEY", sizeof("KEY") - 1, key, keyLen);
efree(key);
}
if (err->l_nwsdkfunction > 0) {
zend_update_property_stringl(sap_ce_SapException, &exception, "nwsdkfunction", sizeof("nwsdkfunction") - 1, err->nwsdkfunction, err->l_nwsdkfunction);
}
zend_update_property_long(sap_ce_SapException, &exception, "code", sizeof("code") - 1, err->err.code);
return exception;
}
static void sap_rfc_parameter_ptr_dtor(zval *zparam)
{
SAPRFC_PARAMETER_DESC *p = Z_PTR_P(zparam);
efree(p);
}
static HashTable * sap_function_description_to_array(RFC_FUNCTION_DESC_HANDLE fdh, SAPRFC_ERROR_INFO *err)
{
unsigned int paramCount, i;
HashTable *retval;
SAPRFC_PARAMETER_DESC *sp;
if (RFC_OK != RfcGetParameterCount(fdh, ¶mCount, (RFC_ERROR_INFO*)err)) {
SAP_ERR_RETURN_NULL(err, "RfcGetParameterCount");
}
/* Allocate parameters' hashtable */
ALLOC_HASHTABLE(retval);
zend_hash_init(retval, paramCount, NULL, sap_rfc_parameter_ptr_dtor, 0);
for (i = 0; i < paramCount; i++)
{
char *paramName; int paramNameLen;
/* Allocate memory for current parameter */
sp = ecalloc(1, sizeof(SAPRFC_PARAMETER_DESC));
if (RFC_OK != RfcGetParameterDescByIndex(fdh, i, &sp->param, (RFC_ERROR_INFO*)err)) {
SAP_ERR_RETURN_NULL(err, "RfcGetParameterDescByIndex");
}
/* Set default parameter's state */
sp->state = SAPRFC_PARAM_DEFAULT;
/* The key of the hashtable's new entry will be the utf8-converted parameter's name */
if (SUCCESS != sapuc_to_utf8(sp->param.name, ¶mName, ¶mNameLen, err)) {
return NULL;
}
/* Append parameter to parameters' hashtable */
if (NULL == zend_hash_str_add_ptr(retval, paramName, paramNameLen, sp)) {
sap_create_error(err, "SAP_INTERNAL_ERROR", RFC_UNKNOWN_ERROR, "Internal error: sap_function_description_to_array::zend_hash_str_add_ptr");
SAP_ERR_RETURN_NULL(err, NULL);
}
efree(paramName);
}
return retval;
}
static php_sap_connection * sap_create_connection_resource(void)
{
php_sap_connection *retval = ecalloc(1, sizeof(php_sap_connection));
return retval;
}
static void php_sap_connection_ptr_dtor(php_sap_connection *connection)
{
if (--connection->refCount == 0)
{
RFC_ERROR_INFO e;
if (NULL != connection->handle) {
RfcCloseConnection(connection->handle, &e);
}
efree(connection);
}
}
static ZEND_RSRC_DTOR_FUNC(php_sap_connection_rsrc_dtor)
{
php_sap_connection *connection = res->ptr;
php_sap_connection_ptr_dtor(connection);
}
static php_sap_function * sap_create_function_from_descr_handle(RFC_FUNCTION_DESC_HANDLE fdh, SAPRFC_ERROR_INFO *err)
{
php_sap_function *retval;
retval = ecalloc(1, sizeof(php_sap_function));
retval->fdh = fdh;
retval->params = sap_function_description_to_array(fdh, err);
if (NULL == retval->params) {
efree(retval);
return NULL;
}
return retval;
}
static void php_sap_function_ptr_dtor(php_sap_function *func)
{
zend_hash_destroy(func->params);
FREE_HASHTABLE(func->params);
efree(func);
}
static ZEND_RSRC_DTOR_FUNC(php_sap_function_rsrc_dtor)
{
php_sap_function *func = res->ptr;
php_sap_function_ptr_dtor(func);
}
static void sap_object_free_object_storage(zend_object *object)
{
sap_object *intern = (sap_object*)((char*)(object) - object->handlers->offset);
zend_object_std_dtor(&intern->std);
if (intern->connection) {
php_sap_connection_ptr_dtor(intern->connection);
intern->connection = NULL;
}
}
static zend_object * sap_object_create_object_ex(zend_class_entry *ce, sap_object **sap)
{
size_t sz = sizeof(sap_object) + zend_object_properties_size(ce);
sap_object *intern;
intern = *sap = ecalloc(1, sz);
intern->connection = NULL;
intern->func_ce = sap_ce_SapFunction;
zend_object_std_init(&intern->std, ce);
object_properties_init(&intern->std, ce);
intern->std.handlers = &sap_object_handlers;
return &intern->std;
}
static zend_object * sap_object_create_object(zend_class_entry *ce)
{
sap_object *tmp;
return sap_object_create_object_ex(ce, &tmp);
}
static zend_object * sap_object_clone_object(zval *object)
{
zend_object *retval;
sap_object *clintern, *intern = sap_get_sap_object(object);
retval = sap_object_create_object_ex(Z_OBJCE_P(object), &clintern);
if (intern->connection) {
clintern->connection = intern->connection;
clintern->connection->refCount++;
}
/* Clone properties */
zend_objects_clone_members(&clintern->std, &intern->std);
return retval;
}
static void sap_function_free_object_storage(zend_object *object)
{
sap_function *intern = (sap_function*)((char*)(object) - object->handlers->offset);
zend_object_std_dtor(&intern->std);
if (intern->function_descr) {
php_sap_function_ptr_dtor(intern->function_descr);
}
if (intern->connection) {
php_sap_connection_ptr_dtor(intern->connection);
}
}
static zend_object * sap_function_create_object_ex(zend_class_entry *ce, sap_function **func)
{
sap_function *intern;
intern = *func = ecalloc(1, sizeof(sap_function) + zend_object_properties_size(ce));
zend_object_std_init(&intern->std, ce);
object_properties_init(&intern->std, ce);
intern->function_descr = NULL;
intern->connection = NULL;
intern->std.handlers = &sap_function_handlers;