static void
doapr_outch(char **sbuffer,
            char **buffer, size_t *currlen, size_t *maxlen, int c)
{
    assert(*sbuffer != NULL || buffer != NULL);
    if (buffer) {
        while (*currlen >= *maxlen) {
            if (*buffer == NULL) {
                if (*maxlen == 0)
                    *maxlen = 1024;
                *buffer = OPENSSL_malloc(*maxlen);
                if (*currlen > 0) {
                    assert(*sbuffer != NULL);
                    memcpy(*buffer, *sbuffer, *currlen);
                }
                *sbuffer = NULL;
            } else {
                *maxlen += 1024;
                *buffer = OPENSSL_realloc(*buffer, *maxlen);
            }
        }
        assert(*sbuffer != NULL || *buffer != NULL);
    }
    if (*currlen < *maxlen) {
        if (*sbuffer)
            (*sbuffer)[(*currlen)++] = (char)c;
        else
            (*buffer)[(*currlen)++] = (char)c;
    }
    return;
}
['static ASN1_GENERALIZEDTIME\n*TS_RESP_set_genTime_with_precision(ASN1_GENERALIZEDTIME *asn1_time,\n                                    long sec, long usec, unsigned precision)\n{\n    time_t time_sec = (time_t)sec;\n    struct tm *tm = NULL;\n    char genTime_str[17 + TS_MAX_CLOCK_PRECISION_DIGITS];\n    char *p = genTime_str;\n    char *p_end = genTime_str + sizeof(genTime_str);\n    if (precision > TS_MAX_CLOCK_PRECISION_DIGITS)\n        goto err;\n    if (!(tm = gmtime(&time_sec)))\n        goto err;\n    p += BIO_snprintf(p, p_end - p,\n                      "%04d%02d%02d%02d%02d%02d",\n                      tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,\n                      tm->tm_hour, tm->tm_min, tm->tm_sec);\n    if (precision > 0) {\n        BIO_snprintf(p, 2 + precision, ".%06ld", usec);\n        p += strlen(p);\n        while (*--p == \'0\')\n              ;\n        if (*p != \'.\')\n            ++p;\n    }\n    *p++ = \'Z\';\n    *p++ = \'\\0\';\n    if (!asn1_time && !(asn1_time = M_ASN1_GENERALIZEDTIME_new()))\n        goto err;\n    if (!ASN1_GENERALIZEDTIME_set_string(asn1_time, genTime_str)) {\n        ASN1_GENERALIZEDTIME_free(asn1_time);\n        goto err;\n    }\n    return asn1_time;\n err:\n    TSerr(TS_F_TS_RESP_SET_GENTIME_WITH_PRECISION, TS_R_COULD_NOT_SET_TIME);\n    return NULL;\n}', 'int BIO_snprintf(char *buf, size_t n, const char *format, ...)\n{\n    va_list args;\n    int ret;\n    va_start(args, format);\n    ret = BIO_vsnprintf(buf, n, format, args);\n    va_end(args);\n    return (ret);\n}', 'int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args)\n{\n    size_t retlen;\n    int truncated;\n    _dopr(&buf, NULL, &n, &retlen, &truncated, format, args);\n    if (truncated)\n        return -1;\n    else\n        return (retlen <= INT_MAX) ? (int)retlen : -1;\n}', "static void\n_dopr(char **sbuffer,\n      char **buffer,\n      size_t *maxlen,\n      size_t *retlen, int *truncated, const char *format, va_list args)\n{\n    char ch;\n    LLONG value;\n    LDOUBLE fvalue;\n    char *strvalue;\n    int min;\n    int max;\n    int state;\n    int flags;\n    int cflags;\n    size_t currlen;\n    state = DP_S_DEFAULT;\n    flags = currlen = cflags = min = 0;\n    max = -1;\n    ch = *format++;\n    while (state != DP_S_DONE) {\n        if (ch == '\\0' || (buffer == NULL && currlen >= *maxlen))\n            state = DP_S_DONE;\n        switch (state) {\n        case DP_S_DEFAULT:\n            if (ch == '%')\n                state = DP_S_FLAGS;\n            else\n                doapr_outch(sbuffer, buffer, &currlen, maxlen, ch);\n            ch = *format++;\n            break;\n        case DP_S_FLAGS:\n            switch (ch) {\n            case '-':\n                flags |= DP_F_MINUS;\n                ch = *format++;\n                break;\n            case '+':\n                flags |= DP_F_PLUS;\n                ch = *format++;\n                break;\n            case ' ':\n                flags |= DP_F_SPACE;\n                ch = *format++;\n                break;\n            case '#':\n                flags |= DP_F_NUM;\n                ch = *format++;\n                break;\n            case '0':\n                flags |= DP_F_ZERO;\n                ch = *format++;\n                break;\n            default:\n                state = DP_S_MIN;\n                break;\n            }\n            break;\n        case DP_S_MIN:\n            if (isdigit((unsigned char)ch)) {\n                min = 10 * min + char_to_int(ch);\n                ch = *format++;\n            } else if (ch == '*') {\n                min = va_arg(args, int);\n                ch = *format++;\n                state = DP_S_DOT;\n            } else\n                state = DP_S_DOT;\n            break;\n        case DP_S_DOT:\n            if (ch == '.') {\n                state = DP_S_MAX;\n                ch = *format++;\n            } else\n                state = DP_S_MOD;\n            break;\n        case DP_S_MAX:\n            if (isdigit((unsigned char)ch)) {\n                if (max < 0)\n                    max = 0;\n                max = 10 * max + char_to_int(ch);\n                ch = *format++;\n            } else if (ch == '*') {\n                max = va_arg(args, int);\n                ch = *format++;\n                state = DP_S_MOD;\n            } else\n                state = DP_S_MOD;\n            break;\n        case DP_S_MOD:\n            switch (ch) {\n            case 'h':\n                cflags = DP_C_SHORT;\n                ch = *format++;\n                break;\n            case 'l':\n                if (*format == 'l') {\n                    cflags = DP_C_LLONG;\n                    format++;\n                } else\n                    cflags = DP_C_LONG;\n                ch = *format++;\n                break;\n            case 'q':\n                cflags = DP_C_LLONG;\n                ch = *format++;\n                break;\n            case 'L':\n                cflags = DP_C_LDOUBLE;\n                ch = *format++;\n                break;\n            default:\n                break;\n            }\n            state = DP_S_CONV;\n            break;\n        case DP_S_CONV:\n            switch (ch) {\n            case 'd':\n            case 'i':\n                switch (cflags) {\n                case DP_C_SHORT:\n                    value = (short int)va_arg(args, int);\n                    break;\n                case DP_C_LONG:\n                    value = va_arg(args, long int);\n                    break;\n                case DP_C_LLONG:\n                    value = va_arg(args, LLONG);\n                    break;\n                default:\n                    value = va_arg(args, int);\n                    break;\n                }\n                fmtint(sbuffer, buffer, &currlen, maxlen,\n                       value, 10, min, max, flags);\n                break;\n            case 'X':\n                flags |= DP_F_UP;\n            case 'x':\n            case 'o':\n            case 'u':\n                flags |= DP_F_UNSIGNED;\n                switch (cflags) {\n                case DP_C_SHORT:\n                    value = (unsigned short int)va_arg(args, unsigned int);\n                    break;\n                case DP_C_LONG:\n                    value = (LLONG) va_arg(args, unsigned long int);\n                    break;\n                case DP_C_LLONG:\n                    value = va_arg(args, unsigned LLONG);\n                    break;\n                default:\n                    value = (LLONG) va_arg(args, unsigned int);\n                    break;\n                }\n                fmtint(sbuffer, buffer, &currlen, maxlen, value,\n                       ch == 'o' ? 8 : (ch == 'u' ? 10 : 16),\n                       min, max, flags);\n                break;\n            case 'f':\n                if (cflags == DP_C_LDOUBLE)\n                    fvalue = va_arg(args, LDOUBLE);\n                else\n                    fvalue = va_arg(args, double);\n                fmtfp(sbuffer, buffer, &currlen, maxlen,\n                      fvalue, min, max, flags);\n                break;\n            case 'E':\n                flags |= DP_F_UP;\n            case 'e':\n                if (cflags == DP_C_LDOUBLE)\n                    fvalue = va_arg(args, LDOUBLE);\n                else\n                    fvalue = va_arg(args, double);\n                break;\n            case 'G':\n                flags |= DP_F_UP;\n            case 'g':\n                if (cflags == DP_C_LDOUBLE)\n                    fvalue = va_arg(args, LDOUBLE);\n                else\n                    fvalue = va_arg(args, double);\n                break;\n            case 'c':\n                doapr_outch(sbuffer, buffer, &currlen, maxlen,\n                            va_arg(args, int));\n                break;\n            case 's':\n                strvalue = va_arg(args, char *);\n                if (max < 0) {\n                    if (buffer)\n                        max = INT_MAX;\n                    else\n                        max = *maxlen;\n                }\n                fmtstr(sbuffer, buffer, &currlen, maxlen, strvalue,\n                       flags, min, max);\n                break;\n            case 'p':\n                value = (long)va_arg(args, void *);\n                fmtint(sbuffer, buffer, &currlen, maxlen,\n                       value, 16, min, max, flags | DP_F_NUM);\n                break;\n            case 'n':\n                if (cflags == DP_C_SHORT) {\n                    short int *num;\n                    num = va_arg(args, short int *);\n                    *num = currlen;\n                } else if (cflags == DP_C_LONG) {\n                    long int *num;\n                    num = va_arg(args, long int *);\n                    *num = (long int)currlen;\n                } else if (cflags == DP_C_LLONG) {\n                    LLONG *num;\n                    num = va_arg(args, LLONG *);\n                    *num = (LLONG) currlen;\n                } else {\n                    int *num;\n                    num = va_arg(args, int *);\n                    *num = currlen;\n                }\n                break;\n            case '%':\n                doapr_outch(sbuffer, buffer, &currlen, maxlen, ch);\n                break;\n            case 'w':\n                ch = *format++;\n                break;\n            default:\n                break;\n            }\n            ch = *format++;\n            state = DP_S_DEFAULT;\n            flags = cflags = min = 0;\n            max = -1;\n            break;\n        case DP_S_DONE:\n            break;\n        default:\n            break;\n        }\n    }\n    *truncated = (currlen > *maxlen - 1);\n    if (*truncated)\n        currlen = *maxlen - 1;\n    doapr_outch(sbuffer, buffer, &currlen, maxlen, '\\0');\n    *retlen = currlen - 1;\n    return;\n}", 'static void\ndoapr_outch(char **sbuffer,\n            char **buffer, size_t *currlen, size_t *maxlen, int c)\n{\n    assert(*sbuffer != NULL || buffer != NULL);\n    if (buffer) {\n        while (*currlen >= *maxlen) {\n            if (*buffer == NULL) {\n                if (*maxlen == 0)\n                    *maxlen = 1024;\n                *buffer = OPENSSL_malloc(*maxlen);\n                if (*currlen > 0) {\n                    assert(*sbuffer != NULL);\n                    memcpy(*buffer, *sbuffer, *currlen);\n                }\n                *sbuffer = NULL;\n            } else {\n                *maxlen += 1024;\n                *buffer = OPENSSL_realloc(*buffer, *maxlen);\n            }\n        }\n        assert(*sbuffer != NULL || *buffer != NULL);\n    }\n    if (*currlen < *maxlen) {\n        if (*sbuffer)\n            (*sbuffer)[(*currlen)++] = (char)c;\n        else\n            (*buffer)[(*currlen)++] = (char)c;\n    }\n    return;\n}']