| /** |
| * @copyright |
| * ==================================================================== |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * ==================================================================== |
| * @endcopyright |
| * |
| * @file svn_eol_private.h |
| * @brief Subversion's EOL functions - Internal routines |
| */ |
| |
| #ifndef SVN_EOL_PRIVATE_H |
| #define SVN_EOL_PRIVATE_H |
| |
| #include <apr_pools.h> |
| #include <apr_hash.h> |
| |
| #include "svn_types.h" |
| #include "svn_error.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif /* __cplusplus */ |
| |
| /* Constants used by various chunky string processing functions. |
| */ |
| #if APR_SIZEOF_VOIDP == 8 |
| # define SVN__LOWER_7BITS_SET 0x7f7f7f7f7f7f7f7f |
| # define SVN__BIT_7_SET 0x8080808080808080 |
| # define SVN__R_MASK 0x0a0a0a0a0a0a0a0a |
| # define SVN__N_MASK 0x0d0d0d0d0d0d0d0d |
| #else |
| # define SVN__LOWER_7BITS_SET 0x7f7f7f7f |
| # define SVN__BIT_7_SET 0x80808080 |
| # define SVN__R_MASK 0x0a0a0a0a |
| # define SVN__N_MASK 0x0d0d0d0d |
| #endif |
| |
| /* Generic EOL character helper routines */ |
| |
| /* Look for the start of an end-of-line sequence (i.e. CR or LF) |
| * in the array pointed to by @a buf , of length @a len. |
| * If such a byte is found, return the pointer to it, else return NULL. |
| * |
| * @since New in 1.7 |
| */ |
| char * |
| svn_eol__find_eol_start(char *buf, apr_size_t len); |
| |
| /* Return the first eol marker found in buffer @a buf as a NUL-terminated |
| * string, or NULL if no eol marker is found. Do not examine more than |
| * @a len bytes in @a buf. |
| * |
| * If the last valid character of @a buf is the first byte of a |
| * potentially two-byte eol sequence, just return that single-character |
| * sequence, that is, assume @a buf represents a CR-only or LF-only file. |
| * This is correct for callers that pass an entire file at once, and is |
| * no more likely to be incorrect than correct for any caller that doesn't. |
| * |
| * The returned string is statically allocated, i.e. it is NOT a pointer |
| * to an address within @a buf. |
| * |
| * If an eol marker is found and @a eolp is not NULL, store in @a *eolp |
| * the address within @a buf of the first byte of the eol marker. |
| * This allows callers to tell whether there might be more than one eol |
| * sequence in @a buf, as well as detect two-byte eol sequences that |
| * span buffer boundaries. |
| * |
| * @since New in 1.7 |
| */ |
| const char * |
| svn_eol__detect_eol(char *buf, apr_size_t len, char **eolp); |
| |
| #ifdef __cplusplus |
| } |
| #endif /* __cplusplus */ |
| |
| #endif /* SVN_EOL_PRIVATE_H */ |