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adding access to characters over API

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-07-13 15:56:08 +02:00
parent 3a402ca2c1
commit 7ae78da850
8 changed files with 128 additions and 26 deletions
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31
src/api/z3_api.h
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@ -1202,6 +1202,7 @@ typedef enum {
// strings
Z3_OP_STR_TO_INT,
Z3_OP_INT_TO_STR,
Z3_OP_UBV_TO_STR,
Z3_OP_STRING_LT,
Z3_OP_STRING_LE,
@ -3437,15 +3438,22 @@ extern "C" {
Z3_sort Z3_API Z3_get_re_sort_basis(Z3_context c, Z3_sort s);
/**
\brief Create a sort for 8 bit strings.
This function creates a sort for ASCII strings.
Each character is 8 bits.
\brief Create a sort for unicode strings.
def_API('Z3_mk_string_sort', SORT ,(_in(CONTEXT), ))
*/
Z3_sort Z3_API Z3_mk_string_sort(Z3_context c);
/**
\brief Create a sort for unicode characters.
The sort for characters can be changed to ASCII by setting
the global parameter \c unicode to \c false.
def_API('Z3_mk_char_sort', SORT ,(_in(CONTEXT), ))
*/
Z3_sort Z3_API Z3_mk_char_sort(Z3_context c);
/**
\brief Check if \c s is a string sort.
@ -3453,6 +3461,13 @@ extern "C" {
*/
bool Z3_API Z3_is_string_sort(Z3_context c, Z3_sort s);
/**
\brief Check if \c s is a character sort.
def_API('Z3_is_char_sort', BOOL, (_in(CONTEXT), _in(SORT)))
*/
bool Z3_API Z3_is_char_sort(Z3_context c, Z3_sort s);
/**
\brief Create a string constant out of the string that is passed in
def_API('Z3_mk_string' ,AST ,(_in(CONTEXT), _in(STRING)))
@ -3633,6 +3648,14 @@ extern "C" {
*/
Z3_ast Z3_API Z3_mk_int_to_str(Z3_context c, Z3_ast s);
/**
\brief Unsigned bit-vector to string conversion.
def_API('Z3_mk_ubv_to_str' ,AST ,(_in(CONTEXT), _in(AST)))
*/
Z3_ast Z3_API Z3_mk_ubv_to_str(Z3_context c, Z3_ast s);
/**
\brief Create a regular expression that accepts the sequence \c seq.