hoge

高性能嵌入式数据库在高并发的环境下使用最好是64位系统比较好

`\fImap\fR' specifies the map object.
.RE
.RS
The return value is the new list object containing all keys in the map object.
.RE
.RS
Because the object of the return value is created with the function `tclistnew', it should be deleted with the function `tclistdel' when it is no longer in use.
.RE
.RE
.PP
The function `tcmapkeys2' is used in order to create an array of strings of all keys in a map object.
.PP
.RS
.br
\fBconst char **tcmapkeys2(const TCMAP *\fImap\fB, int *\fInp\fB);\fR
.RS
`\fImap\fR' specifies the map object.
.RE
.RS
`\fInp\fR' specifies the pointer to a variable into which the number of elements of the return value is assigned.
.RE
.RS
The return value is the pointer to the array of all string keys in the map object.
.RE
.RS
Because the region of the return value is allocated with the `malloc' call, it should be released with the `free' call if when is no longer in use.  Note that elements of the array point to the inner objects, whose life duration is synchronous with the map object.
.RE
.RE
.PP
The function `tcmapvals' is used in order to create a list object containing all values in a map object.
.PP
.RS
.br
\fBTCLIST *tcmapvals(const TCMAP *\fImap\fB);\fR
.RS
`\fImap\fR' specifies the map object.
.RE
.RS
The return value is the new list object containing all values in the map object.
.RE
.RS
Because the object of the return value is created with the function `tclistnew', it should be deleted with the function `tclistdel' when it is no longer in use.
.RE
.RE
.PP
The function `tcmapvals2' is used in order to create an array of strings of all values in a map object.
.PP
.RS
.br
\fBconst char **tcmapvals2(const TCMAP *\fImap\fB, int *\fInp\fB);\fR
.RS
`\fImap\fR' specifies the map object.
.RE
.RS
`\fInp\fR' specifies the pointer to a variable into which the number of elements of the return value is assigned.
.RE
.RS
The return value is the pointer to the array of all string values in the map object.
.RE
.RS
Because the region of the return value is allocated with the `malloc' call, it should be released with the `free' call if when is no longer in use.  Note that elements of the array point to the inner objects, whose life duration is synchronous with the map object.
.RE
.RE
.PP
The function `tcmapaddint' is used in order to add an integer to a record in a map object.
.PP
.RS
.br
\fBint tcmapaddint(TCMAP *\fImap\fB, const void *\fIkbuf\fB, int \fIksiz\fB, int \fInum\fB);\fR
.RS
`\fImap\fR' specifies the map object.
.RE
.RS
`\fIkbuf\fR' specifies the pointer to the region of the key.
.RE
.RS
`\fIksiz\fR' specifies the size of the region of the key.
.RE
.RS
`\fInum\fR' specifies the additional value.
.RE
.RS
The return value is the summation value.
.RE
.RS
If the corresponding record exists, the value is treated as an integer and is added to.  If no record corresponds, a new record of the additional value is stored.
.RE
.RE
.PP
The function `tcmapadddouble' is used in order to add a real number to a record in a map object.
.PP
.RS
.br
\fBdouble tcmapadddouble(TCMAP *\fImap\fB, const void *\fIkbuf\fB, int \fIksiz\fB, double \fInum\fB);\fR
.RS
`\fImap\fR' specifies the map object.
.RE
.RS
`\fIkbuf\fR' specifies the pointer to the region of the key.
.RE
.RS
`\fIksiz\fR' specifies the size of the region of the key.
.RE
.RS
`\fInum\fR' specifies the additional value.
.RE
.RS
The return value is the summation value.
.RE
.RS
If the corresponding record exists, the value is treated as a real number and is added to.  If no record corresponds, a new record of the additional value is stored.
.RE
.RE
.PP
The function `tcmapclear' is used in order to clear a map object.
.PP
.RS
.br
\fBvoid tcmapclear(TCMAP *\fImap\fB);\fR
.RS
`\fImap\fR' specifies the map object.
.RE
.RS
All records are removed.
.RE
.RE
.PP
The function `tcmapcutfront' is used in order to remove front records of a map object.
.PP
.RS
.br
\fBvoid tcmapcutfront(TCMAP *\fImap\fB, int \fInum\fB);\fR
.RS
`\fImap\fR' specifies the map object.
.RE
.RS
`\fInum\fR' specifies the number of records to be removed.
.RE
.RE
.PP
The function `tcmapdump' is used in order to serialize a map object into a byte array.
.PP
.RS
.br
\fBvoid *tcmapdump(const TCMAP *\fImap\fB, int *\fIsp\fB);\fR
.RS
`\fImap\fR' specifies the map object.
.RE
.RS
`\fIsp\fR' specifies the pointer to the variable into which the size of the region of the return value is assigned.
.RE
.RS
The return value is the pointer to the region of the result serial region.
.RE
.RS
Because the region of the return value is allocated with the `malloc' call, it should be released with the `free' call when it is no longer in use.
.RE
.RE
.PP
The function `tcmapload' is used in order to create a map object from a serialized byte array.
.PP
.RS
.br
\fBTCMAP *tcmapload(const void *\fIptr\fB, int \fIsize\fB);\fR
.RS
`\fIptr\fR' specifies the pointer to the region of serialized byte array.
.RE
.RS
`\fIsize\fR' specifies the size of the region.
.RE
.RS
The return value is a new map object.
.RE
.RS
Because the object of the return value is created with the function `tcmapnew', it should be deleted with the function `tcmapdel' when it is no longer in use.
.RE
.RE
.PP
The function `tcmaploadone' is used in order to extract a map record from a serialized byte array.
.PP
.RS
.br
\fBvoid *tcmaploadone(const void *\fIptr\fB, int \fIsize\fB, const void *\fIkbuf\fB, int \fIksiz\fB, int *\fIsp\fB);\fR
.RS
`\fIptr\fR' specifies the pointer to the region of serialized byte array.
.RE
.RS
`\fIsize\fR' specifies the size of the region.
.RE
.RS
`\fIkbuf\fR' specifies the pointer to the region of the key.
.RE
.RS
`\fIksiz\fR' specifies the size of the region of the key.
.RE
.RS
`\fIsp\fR' specifies the pointer to the variable into which the size of the region of the return value is assigned.
.RE
.RS
If successful, the return value is the pointer to the region of the value of the corresponding record.  `NULL' is returned when no record corresponds.
.RE
.RS
Because an additional zero code is appended at the end of the region of the return value, the return value can be treated as a character string.
.RE
.RE

.SH API OF ORDERED TREE
.PP
The function `tctreenew' is used in order to create a tree object.
.PP
.RS
.br
\fBTCTREE *tctreenew(void);\fR
.RS
The return value is the new tree object.
.RE
.RE
.PP
The function `tctreenew2' is used in order to create a tree object with specifying the custom comparison function.
.PP
.RS
.br
\fBTCTREE *tctreenew2(TREECMP \fIcmp\fB, void *\fIcmpop\fB);\fR
.RS
`\fIcmp\fR' specifies the pointer to the custom comparison function.
.RE
.RS
`\fIcmpop\fR' specifies an arbitrary pointer to be given as a parameter of the comparison function.  If it is not needed, `NULL' can be specified.
.RE
.RS
The return value is the new tree object.
.RE
.RS
The default comparison function compares keys of two records by lexical order.  The functions `tctreecmplexical' (dafault), `tctreecmpdecimal', `tctreecmpint32', and `tctreecmpint64' are built\-in.
.RE
.RE
.PP
The function `tctreedup' is used in order to copy a tree object.
.PP
.RS
.br
\fBTCTREE *tctreedup(const TCTREE *\fItree\fB);\fR
.RS
`\fItree\fR' specifies the tree object.
.RE
.RS
The return value is the new tree object equivalent to the specified object.
.RE
.RE
.PP
The function `tctreedel' is used in order to delete a tree object.
.PP
.RS
.br
\fBvoid tctreedel(TCTREE *\fItree\fB);\fR
.RS
`tree' specifies the tree object.
.RE
.RS
Note that the deleted object and its derivatives can not be used anymore.
.RE
.RE
.PP
The function `tctreeput' is used in order to store a record into a tree object.
.PP
.RS
.br
\fBvoid tctreeput(TCTREE *\fItree\fB, const void *\fIkbuf\fB, int \fIksiz\fB, const void *\fIvbuf\fB, int \fIvsiz\fB);\fR
.RS
`\fItree\fR' specifies the tree object.
.RE
.RS
`\fIkbuf\fR' specifies the pointer to the region of the key.
.RE
.RS
`\fIksiz\fR' specifies the size of the region of the key.
.RE
.RS
`\fIvbuf\fR' specifies the pointer to the region of the value.
.RE
.RS
`\fIvsiz\fR' specifies the size of the region of the value.
.RE
.RS
If a record with the same key exists in the tree, it is overwritten.
.RE
.RE
.PP
The function `tctreeput2' is used in order to store a string record into a tree object.
.PP
.RS
.br
\fBvoid tctreeput2(TCTREE *\fItree\fB, const char *\fIkstr\fB, const char *\fIvstr\fB);\fR
.RS
`\fItree\fR' specifies the tree object.
.RE
.RS
`\fIkstr\fR' specifies the string of the key.
.RE
.RS
`\fIvstr\fR' specifies the string of the value.
.RE
.RS
If a record with the same key exists in the tree, it is overwritten.
.RE
.RE
.PP
The function `tctreeputkeep' is used in order to store a new record into a tree object.
.PP
.RS
.br
\fBbool tctreeputkeep(TCTREE *\fItree\fB, const void *\fIkbuf\fB, int \fIksiz\fB, const void *\fIvbuf\fB, int \fIvsiz\fB);\fR
.RS
`\fItree\fR' specifies the tree object.
.RE
.RS
`\fIkbuf\fR' specifies the pointer to the region of the key.
.RE
.RS
`\fIksiz\fR' specifies the size of the region of the key.
.RE
.RS
`\fIvbuf\fR' specifies the pointer to the region of the value.
.RE
.RS
`\fIvsiz\fR' specifies the size of the region of the value.
.RE
.RS
If successful, the return value is true, else, it is false.
.RE
.RS
If a record with the same key exists in the tree, this function has no effect.
.RE
.RE
.PP
The function `tctreeputkeep2' is used in order to store a new string record into a tree object.
.PP
.RS
.br
\fBbool tctreeputkeep2(TCTREE *\fItree\fB, const char *\fIkstr\fB, const char *\fIvstr\fB);\fR
.RS
`\fItree\fR' specifies the tree object.
.RE
.RS
`\fIkstr\fR' specifies the string of the key.
.RE
.RS
`\fIvstr\fR' specifies the string of the value.
.RE
.RS
If successful, the return value is true, else, it is false.
.RE
.RS
If a record with the same key exists in the tree, this function has no effect.
.RE
.RE
.PP
The function `tctreeputcat' is used in order to concatenate a value at the end of the value of the existing record in a tree object.
.PP
.RS
.br
\fBvoid tctreeputcat(TCTREE *\fItree\fB, const void *\fIkbuf\fB, int \fIksiz\fB, const void *\fIvbuf\fB, int \fIvsiz\fB);\fR
.RS
`\fItree\fR' specifies the tree object.
.RE
.RS
`\fIkbuf\fR' specifies the pointer to the region of the key.
.RE
.RS
`\fIksiz\fR' specifies the size of the region of the key.
.RE
.RS
`\fIvbuf\fR' specifies the pointer to the region of the value.
.RE
.RS
`\fIvsiz\fR' specifies th