Tizen Native API
5.5
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Eina tools aims to help application development, providing ways to make it safer, log errors, manage memory more efficiently and more.
For more information refer to the string example.
Functions | |
const char * | eina_environment_home_get (void) |
Returns the content of the environment referred by HOME on this system. | |
const char * | eina_environment_tmp_get (void) |
Returns the content of the environment referred as TMPDIR on this system. | |
static Eina_Bool | eina_dbl_exact (double a, double b) |
Warningless comparison of doubles using ==. | |
static Eina_Bool | eina_flt_exact (float a, float b) |
Warningless comparison of floats using ==. | |
Eina_Iterator * | eina_xattr_ls (const char *file) |
Gets an iterator that lists all extended attribute of a file. | |
Eina_Iterator * | eina_xattr_value_ls (const char *file) |
Gets an iterator that list all extended attribute value related to a fd. | |
Eina_Iterator * | eina_xattr_fd_ls (int fd) |
Gets an iterator that list all extended attribute related to a fd. | |
Eina_Iterator * | eina_xattr_value_fd_ls (int fd) |
Gets an iterator that list all extended attribute value related to a fd. | |
Eina_Bool | eina_xattr_copy (const char *src, const char *dst) 2) |
Copies the extended attribute from one file to another. | |
Eina_Bool | eina_xattr_fd_copy (int src, int dst) |
Copies the extended attribute from one file descriptor to another. | |
void * | eina_xattr_get (const char *file, const char *attribute, ssize_t *size) 2 |
Retrieves an extended attribute from a file. | |
void void * | eina_xattr_fd_get (int fd, const char *attribute, ssize_t *size) 3) |
Retrieves an extended attribute from a file descriptor. | |
Eina_Bool | eina_xattr_set (const char *file, const char *attribute, const void *data, ssize_t length, Eina_Xattr_Flags flags) 2 |
Sets an extended attribute on a file. | |
Eina_Bool Eina_Bool | eina_xattr_fd_set (int fd, const char *attribute, const void *data, ssize_t length, Eina_Xattr_Flags flags) 3) |
Sets an extended attribute on a file descriptor. | |
Eina_Bool | eina_xattr_del (const char *file, const char *attribute) 2) |
Deletes (removes) an extended attribute from a file. | |
Eina_Bool | eina_xattr_fd_del (int fd, const char *attribute) |
Deletes (removes) an extended attribute from a file descriptor. | |
Eina_Bool | eina_xattr_string_set (const char *file, const char *attribute, const char *data, Eina_Xattr_Flags flags) |
Sets a string as a extended attribute properties. | |
char * | eina_xattr_string_get (const char *file, const char *attribute) |
Gets a string from an extended attribute properties. | |
Eina_Bool | eina_xattr_double_set (const char *file, const char *attribute, double value, Eina_Xattr_Flags flags) |
Sets a double as a extended attribute properties. | |
Eina_Bool | eina_xattr_double_get (const char *file, const char *attribute, double *value) |
Gets a double from an extended attribute properties. | |
Eina_Bool | eina_xattr_int_set (const char *file, const char *attribute, int value, Eina_Xattr_Flags flags) |
Sets an int as a extended attribute properties. | |
Eina_Bool | eina_xattr_int_get (const char *file, const char *attribute, int *value) |
Gets a int from an extended attribute properties. | |
Defines | |
#define | EINA_FLT_EQ(a, b) (!!(fabsf((float)(a) - (float)(b)) <= FLT_EPSILON)) |
Safe comparison of float. | |
#define | EINA_FLT_NONZERO(a) (!!(fpclassify((float)(a)) != FP_ZERO)) |
Determines if a float is not zero. | |
#define | EINA_DBL_EQ(a, b) (!!(fabs((double)(a) - (double)(b)) <= DBL_EPSILON)) |
Safe comparison of double. | |
#define | EINA_DBL_NONZERO(a) (!!(fpclassify((double)(a)) != FP_ZERO)) |
Determines if a double is not zero. |
Define Documentation
#define EINA_DBL_EQ | ( | a, | |
b | |||
) | (!!(fabs((double)(a) - (double)(b)) <= DBL_EPSILON)) |
Safe comparison of double.
- Parameters:
-
[in] a First member to compare [in] b Second member to compare
- Since (EFL) :
- 1.19
- Returns:
true
if two double match
#define EINA_DBL_NONZERO | ( | a | ) | (!!(fpclassify((double)(a)) != FP_ZERO)) |
Determines if a double is not zero.
- Parameters:
-
[in] a The double
- Returns:
true
if double is not zero
- Since (EFL) :
- 1.19
#define EINA_FLT_EQ | ( | a, | |
b | |||
) | (!!(fabsf((float)(a) - (float)(b)) <= FLT_EPSILON)) |
Safe comparison of float.
- Parameters:
-
[in] a First member to compare [in] b Second member to compare
- Since (EFL) :
- 1.19
- Returns:
true
if two floats match
#define EINA_FLT_NONZERO | ( | a | ) | (!!(fpclassify((float)(a)) != FP_ZERO)) |
Determines if a float is not zero.
- Parameters:
-
[in] a The float
- Returns:
true
if float is not zero
- Since (EFL) :
- 1.19
Enumeration Type Documentation
enum Eina_Xattr_Flags |
define extended attribute creation
- Since (EFL) :
- 1.1
Function Documentation
static Eina_Bool eina_dbl_exact | ( | double | a, |
double | b | ||
) | [static] |
Warningless comparison of doubles using ==.
- Parameters:
-
[in] a First member to compare [in] b Second member to compare
- Returns:
true
if two doubles match
- Since (EFL) :
- 1.19
const char* eina_environment_home_get | ( | void | ) |
Returns the content of the environment referred by HOME on this system.
- Returns:
- A temporary string to the content referred by HOME on this system.
- Note:
- The result of this call is highly system dependent and you better use it instead of the naive getenv("HOME").
- Since (EFL) :
- 1.15
- Since :
- 3.0
const char* eina_environment_tmp_get | ( | void | ) |
Returns the content of the environment referred as TMPDIR on this system.
- Returns:
- A temporary string to the content referred by TMPDIR on this system.
- Note:
- The result of this call is highly system dependent and you better use it instead of the naive getenv("TMPDIR").
- Since (EFL) :
- 1.15
- Since :
- 3.0
static Eina_Bool eina_flt_exact | ( | float | a, |
float | b | ||
) | [static] |
Warningless comparison of floats using ==.
- Parameters:
-
[in] a First member to compare [in] b Second member to compare
- Returns:
true
if two floats match
- Since (EFL) :
- 1.19
Eina_Bool eina_xattr_copy | ( | const char * | src, |
const char * | dst | ||
) |
Copies the extended attribute from one file to another.
- Parameters:
-
[in] src source file to use as input. [in] dst destination file to use as output.
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
- See also:
- eina_xattr_fd_copy()
- Since (EFL) :
- 1.8
- Since :
- 3.0
Eina_Bool eina_xattr_del | ( | const char * | file, |
const char * | attribute | ||
) |
Deletes (removes) an extended attribute from a file.
- Parameters:
-
[in] file The file to del the extended attribute from. [in] attribute The attribute to del.
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
- Since (EFL) :
- 1.8
- Since :
- 3.0
Eina_Bool eina_xattr_double_get | ( | const char * | file, |
const char * | attribute, | ||
double * | value | ||
) |
Gets a double from an extended attribute properties.
- Parameters:
-
[in] file The file to get the string from. [in] attribute The attribute to get. [out] value Where to put the extracted value
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
This call check that the double is correctly set.
- Since (EFL) :
- 1.1
- Since :
- 2.3
Eina_Bool eina_xattr_double_set | ( | const char * | file, |
const char * | attribute, | ||
double | value, | ||
Eina_Xattr_Flags | flags | ||
) |
Sets a double as a extended attribute properties.
- Parameters:
-
[in] file The file to set the double to. [in] attribute The attribute to set. [in] value The NULL-terminated double to set. [in] flags Define the set policy.
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
- Since (EFL) :
- 1.1
- Since :
- 2.3
Eina_Bool eina_xattr_fd_copy | ( | int | src, |
int | dst | ||
) |
Copies the extended attribute from one file descriptor to another.
- Parameters:
-
[in] src source file descriptor to use as input. [in] dst destination file descriptor to use as output.
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
- See also:
- eina_xattr_copy()
- Since (EFL) :
- 1.8
- Since :
- 3.0
Eina_Bool eina_xattr_fd_del | ( | int | fd, |
const char * | attribute | ||
) |
Deletes (removes) an extended attribute from a file descriptor.
- Parameters:
-
[in] fd The file descriptor to del the extended attribute from. [in] attribute The attribute to del.
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
- Since (EFL) :
- 1.8
- Since :
- 3.0
void void* eina_xattr_fd_get | ( | int | fd, |
const char * | attribute, | ||
ssize_t * | size | ||
) |
Retrieves an extended attribute from a file descriptor.
- Parameters:
-
[in] fd The file descriptor to retrieve the extended attribute from. [in] attribute The extended attribute name to retrieve. [out] size The size of the retrieved extended attribute.
- Returns:
- the allocated data that hold the extended attribute value.
It will return NULL
and *size will be 0
if it fails.
- Since (EFL) :
- 1.8
- Since :
- 3.0
Eina_Iterator* eina_xattr_fd_ls | ( | int | fd | ) |
Gets an iterator that list all extended attribute related to a fd.
- Parameters:
-
[in] fd The file descriptor to retrieve the extended attribute list from.
- Returns:
- an iterator.
The iterator will not allocate any data during the iteration step, so you need to copy them yourself if you need.
- Since (EFL) :
- 1.2
- Since :
- 2.3
Eina_Bool Eina_Bool eina_xattr_fd_set | ( | int | fd, |
const char * | attribute, | ||
const void * | data, | ||
ssize_t | length, | ||
Eina_Xattr_Flags | flags | ||
) |
Sets an extended attribute on a file descriptor.
- Parameters:
-
[in] fd The file descriptor to set the extended attribute to. [in] attribute The attribute to set. [in] data The data to set. [in] length The length of the data to set. [in] flags Define the set policy.
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
- Since (EFL) :
- 1.8
- Since :
- 3.0
void* eina_xattr_get | ( | const char * | file, |
const char * | attribute, | ||
ssize_t * | size | ||
) |
Retrieves an extended attribute from a file.
- Parameters:
-
[in] file The file to retrieve the extended attribute from. [in] attribute The extended attribute name to retrieve. [out] size The size of the retrieved extended attribute.
- Returns:
- the allocated data that hold the extended attribute value.
It will return NULL
and *size will be 0
if it fails.
- Since (EFL) :
- 1.1
- Since :
- 2.3
Eina_Bool eina_xattr_int_get | ( | const char * | file, |
const char * | attribute, | ||
int * | value | ||
) |
Gets a int from an extended attribute properties.
- Parameters:
-
[in] file The file to get the string from. [in] attribute The attribute to get. [out] value Where to put the extracted value
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
This call check that the int is correctly set.
- Since (EFL) :
- 1.1
- Since :
- 2.3
Eina_Bool eina_xattr_int_set | ( | const char * | file, |
const char * | attribute, | ||
int | value, | ||
Eina_Xattr_Flags | flags | ||
) |
Sets an int as a extended attribute properties.
- Parameters:
-
[in] file The file to set the int to. [in] attribute The attribute to set. [in] value The NULL-terminated int to set. [in] flags Define the set policy.
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
- Since (EFL) :
- 1.1
- Since :
- 2.3
Eina_Iterator* eina_xattr_ls | ( | const char * | file | ) |
Gets an iterator that lists all extended attribute of a file.
- Parameters:
-
[in] file The filename to retrieve the extended attribute list from.
- Returns:
- an iterator.
The iterator will not allocate any data during the iteration step, so you need to copy them yourself if you need.
- Since (EFL) :
- 1.1
- Since :
- 2.3
Eina_Bool eina_xattr_set | ( | const char * | file, |
const char * | attribute, | ||
const void * | data, | ||
ssize_t | length, | ||
Eina_Xattr_Flags | flags | ||
) |
Sets an extended attribute on a file.
- Parameters:
-
[in] file The file to set the extended attribute to. [in] attribute The attribute to set. [in] data The data to set. [in] length The length of the data to set. [in] flags Define the set policy.
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
- Since (EFL) :
- 1.1
- Since :
- 2.3
char* eina_xattr_string_get | ( | const char * | file, |
const char * | attribute | ||
) |
Gets a string from an extended attribute properties.
- Parameters:
-
[in] file The file to get the string from. [in] attribute The attribute to get.
- Returns:
- A valid string on success,
NULL
otherwise.
This call check that the string is properly NULL-terminated before returning it.
- Since (EFL) :
- 1.1
- Since :
- 2.3
Eina_Bool eina_xattr_string_set | ( | const char * | file, |
const char * | attribute, | ||
const char * | data, | ||
Eina_Xattr_Flags | flags | ||
) |
Sets a string as a extended attribute properties.
- Parameters:
-
[in] file The file to set the string to. [in] attribute The attribute to set. [in] data The NULL-terminated string to set. [in] flags Define the set policy.
- Returns:
- EINA_TRUE on success, EINA_FALSE otherwise.
- Since (EFL) :
- 1.1
- Since :
- 2.3
Eina_Iterator* eina_xattr_value_fd_ls | ( | int | fd | ) |
Gets an iterator that list all extended attribute value related to a fd.
- Parameters:
-
[in] fd The file descriptor to retrieve the extended attribute list from.
- Returns:
- An iterator.
The iterator will not allocate any data during the iteration step, so you need to copy them yourself if you need. The iterator will provide an Eina_Xattr structure.
- Since (EFL) :
- 1.2
- Since :
- 2.3
Eina_Iterator* eina_xattr_value_ls | ( | const char * | file | ) |
Gets an iterator that list all extended attribute value related to a fd.
- Parameters:
-
[in] file The filename to retrieve the extended attribute list from.
- Returns:
- An iterator.
The iterator will not allocate any data during the iteration step, so you need to copy them yourself if you need. The iterator will provide an Eina_Xattr structure.
- Since (EFL) :
- 1.2
- Since :
- 2.3