Esempio n. 1
0
U_CFUNC int32_t
ustr_toTitle(const UCaseProps *csp,
             UChar *dest, int32_t destCapacity,
             const UChar *src, int32_t srcLength,
             UBreakIterator *titleIter,
             const char *locale, uint32_t options,
             UErrorCode *pErrorCode) {
    UCaseMap csm={ NULL };
    UCaseContext csc={ NULL };
    int32_t length;

    csm.csp=csp;
    csm.iter=titleIter;
    csm.options=options;
    setTempCaseMap(&csm, locale, pErrorCode);
    csc.p=(void *)src;
    csc.limit=srcLength;

    length=_toTitle(&csm,
                    dest, destCapacity,
                    src, &csc, srcLength,
                    pErrorCode);
    if(titleIter==NULL && csm.iter!=NULL) {
        ubrk_close(csm.iter);
    }
    return length;
}
Esempio n. 2
0
U_CFUNC int32_t
ustr_toTitle(const UCaseProps *csp,
             UChar *dest, int32_t destCapacity,
             const UChar *src, int32_t srcLength,
             UBreakIterator *titleIter,
             const char *locale,
             UErrorCode *pErrorCode) {
    UCaseContext csc={ NULL };
    int32_t locCache;

    csc.p=(void *)src;
    csc.limit=srcLength;
    locCache=0;

    return _toTitle(csp,
                    dest, destCapacity,
                    src, &csc, srcLength,
                    titleIter, locale, &locCache, pErrorCode);
}
Esempio n. 3
0
static int32_t
caseMap(const UCaseMap *csm,
        UChar *dest, int32_t destCapacity,
        const UChar *src, int32_t srcLength,
        int32_t toWhichCase,
        UErrorCode *pErrorCode) {
    UChar buffer[300];
    UChar *temp;

    int32_t destLength;

    /* check argument values */
    if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
        return 0;
    }
    if( destCapacity<0 ||
        (dest==NULL && destCapacity>0) ||
        src==NULL ||
        srcLength<-1
    ) {
        *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
        return 0;
    }

    /* get the string length */
    if(srcLength==-1) {
        srcLength=u_strlen(src);
    }

    /* check for overlapping source and destination */
    if( dest!=NULL &&
        ((src>=dest && src<(dest+destCapacity)) ||
         (dest>=src && dest<(src+srcLength)))
    ) {
        /* overlap: provide a temporary destination buffer and later copy the result */
        if(destCapacity<=(sizeof(buffer)/U_SIZEOF_UCHAR)) {
            /* the stack buffer is large enough */
            temp=buffer;
        } else {
            /* allocate a buffer */
            temp=(UChar *)uprv_malloc(destCapacity*U_SIZEOF_UCHAR);
            if(temp==NULL) {
                *pErrorCode=U_MEMORY_ALLOCATION_ERROR;
                return 0;
            }
        }
    } else {
        temp=dest;
    }

    destLength=0;

    if(toWhichCase==FOLD_CASE) {
        destLength=ustr_foldCase(csm->csp, temp, destCapacity, src, srcLength,
                                 csm->options, pErrorCode);
    } else {
        UCaseContext csc={ NULL };

        csc.p=(void *)src;
        csc.limit=srcLength;

        if(toWhichCase==TO_LOWER) {
            destLength=_caseMap(csm, ucase_toFullLower,
                                temp, destCapacity,
                                src, &csc,
                                0, srcLength,
                                pErrorCode);
        } else if(toWhichCase==TO_UPPER) {
            destLength=_caseMap(csm, ucase_toFullUpper,
                                temp, destCapacity,
                                src, &csc,
                                0, srcLength,
                                pErrorCode);
        } else /* if(toWhichCase==TO_TITLE) */ {
#if UCONFIG_NO_BREAK_ITERATION
            *pErrorCode=U_UNSUPPORTED_ERROR;
#else
            /* UCaseMap is actually non-const in toTitle() APIs. */
            destLength=_toTitle((UCaseMap *)csm, temp, destCapacity,
                                src, &csc, srcLength,
                                pErrorCode);
#endif
        }
    }
    if(temp!=dest) {
        /* copy the result string to the destination buffer */
        if(destLength>0) {
            int32_t copyLength= destLength<=destCapacity ? destLength : destCapacity;
            if(copyLength>0) {
                uprv_memmove(dest, temp, copyLength*U_SIZEOF_UCHAR);
            }
        }
        if(temp!=buffer) {
            uprv_free(temp);
        }
    }

    return u_terminateUChars(dest, destCapacity, destLength, pErrorCode);
}
Esempio n. 4
0
static int32_t
caseMap(const UCaseMap *csm,
        uint8_t *dest, int32_t destCapacity,
        const uint8_t *src, int32_t srcLength,
        int32_t toWhichCase,
        UErrorCode *pErrorCode) {
    int32_t destLength;

    /* check argument values */
    if(U_FAILURE(*pErrorCode)) {
        return 0;
    }
    if( destCapacity<0 ||
        (dest==NULL && destCapacity>0) ||
        src==NULL ||
        srcLength<-1
    ) {
        *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
        return 0;
    }

    /* get the string length */
    if(srcLength==-1) {
        srcLength=(int32_t)uprv_strlen((const char *)src);
    }

    /* check for overlapping source and destination */
    if( dest!=NULL &&
        ((src>=dest && src<(dest+destCapacity)) ||
         (dest>=src && dest<(src+srcLength)))
    ) {
        *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
        return 0;
    }

    destLength=0;

    if(toWhichCase==FOLD_CASE) {
        destLength=utf8_foldCase(csm->csp, dest, destCapacity, src, srcLength,
                                 csm->options, pErrorCode);
    } else {
        UCaseContext csc={ NULL };

        csc.p=(void *)src;
        csc.limit=srcLength;

        if(toWhichCase==TO_LOWER) {
            destLength=_caseMap(csm, ucase_toFullLower,
                                dest, destCapacity,
                                src, &csc,
                                0, srcLength,
                                pErrorCode);
        } else if(toWhichCase==TO_UPPER) {
            destLength=_caseMap(csm, ucase_toFullUpper,
                                dest, destCapacity,
                                src, &csc,
                                0, srcLength,
                                pErrorCode);
        } else /* if(toWhichCase==TO_TITLE) */ {
#if UCONFIG_NO_BREAK_ITERATION
            *pErrorCode=U_UNSUPPORTED_ERROR;
#else
            /* UCaseMap is actually non-const in toTitle() APIs. */
            UCaseMap *tmp = (UCaseMap *)csm;
            destLength=_toTitle(tmp, dest, destCapacity,
                                src, &csc, srcLength,
                                pErrorCode);
#endif
        }
    }

    return u_terminateChars((char *)dest, destCapacity, destLength, pErrorCode);
}
Esempio n. 5
0
static int32_t
caseMap(UChar *dest, int32_t destCapacity,
        const UChar *src, int32_t srcLength,
        UBreakIterator *titleIter,
        const char *locale,
        uint32_t options,
        int32_t toWhichCase,
        UErrorCode *pErrorCode) {
    UChar buffer[300];
    UChar *temp;

    const UCaseProps *csp;

    int32_t destLength;
    UBool ownTitleIter;

    /* check argument values */
    if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
        return 0;
    }
    if( destCapacity<0 ||
        (dest==NULL && destCapacity>0) ||
        src==NULL ||
        srcLength<-1
    ) {
        *pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
        return 0;
    }

    csp=ucase_getSingleton(pErrorCode);
    if(U_FAILURE(*pErrorCode)) {
        return 0;
    }

    /* get the string length */
    if(srcLength==-1) {
        srcLength=u_strlen(src);
    }

    /* check for overlapping source and destination */
    if( dest!=NULL &&
        ((src>=dest && src<(dest+destCapacity)) ||
         (dest>=src && dest<(src+srcLength)))
    ) {
        /* overlap: provide a temporary destination buffer and later copy the result */
        if(destCapacity<=(sizeof(buffer)/U_SIZEOF_UCHAR)) {
            /* the stack buffer is large enough */
            temp=buffer;
        } else {
            /* allocate a buffer */
            temp=(UChar *)uprv_malloc(destCapacity*U_SIZEOF_UCHAR);
            if(temp==NULL) {
                *pErrorCode=U_MEMORY_ALLOCATION_ERROR;
                return 0;
            }
        }
    } else {
        temp=dest;
    }

    ownTitleIter=FALSE;
    destLength=0;

    if(toWhichCase==FOLD_CASE) {
        destLength=ustr_foldCase(csp, temp, destCapacity, src, srcLength,
                                 options, pErrorCode);
    } else {
        UCaseContext csc={ NULL };
        int32_t locCache;

        csc.p=(void *)src;
        csc.limit=srcLength;
        locCache=0;

        /* the internal functions require locale!=NULL */
        if(locale==NULL) {
            locale=uloc_getDefault();
        }

        if(toWhichCase==TO_LOWER) {
            destLength=_caseMap(csp, ucase_toFullLower,
                                temp, destCapacity,
                                src, &csc,
                                0, srcLength,
                                locale, &locCache, pErrorCode);
        } else if(toWhichCase==TO_UPPER) {
            destLength=_caseMap(csp, ucase_toFullUpper,
                                temp, destCapacity,
                                src, &csc,
                                0, srcLength,
                                locale, &locCache, pErrorCode);
        } else /* if(toWhichCase==TO_TITLE) */ {
    #if UCONFIG_NO_BREAK_ITERATION
            *pErrorCode=U_UNSUPPORTED_ERROR;
    #else
            if(titleIter==NULL) {
                titleIter=ubrk_open(UBRK_WORD, locale,
                                    src, srcLength,
                                    pErrorCode);
                ownTitleIter=(UBool)U_SUCCESS(*pErrorCode);
            }
            if(U_SUCCESS(*pErrorCode)) {
                destLength=_toTitle(csp, temp, destCapacity,
                                    src, &csc, srcLength,
                                    titleIter, locale, &locCache, pErrorCode);
            }
    #endif
        }
    }
    if(temp!=dest) {
        /* copy the result string to the destination buffer */
        if(destLength>0) {
            int32_t copyLength= destLength<=destCapacity ? destLength : destCapacity;
            if(copyLength>0) {
                uprv_memmove(dest, temp, copyLength*U_SIZEOF_UCHAR);
            }
        }
        if(temp!=buffer) {
            uprv_free(temp);
        }
    }

#if !UCONFIG_NO_BREAK_ITERATION
    if(ownTitleIter) {
        ubrk_close(titleIter);
    }
#endif

    return u_terminateUChars(dest, destCapacity, destLength, pErrorCode);
}