diff options
Diffstat (limited to 'base/file_util.h')
| -rw-r--r-- | base/file_util.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/base/file_util.h b/base/file_util.h index 7690703..9143c60 100644 --- a/base/file_util.h +++ b/base/file_util.h @@ -139,10 +139,24 @@ BASE_EXPORT bool TextContentsEqual(const FilePath& filename1, // Read the file at |path| into |contents|, returning true on success. // This function fails if the |path| contains path traversal components ('..'). // |contents| may be NULL, in which case this function is useful for its -// side effect of priming the disk cache. -// Useful for unit tests. +// side effect of priming the disk cache, which is useful for unit tests. +// The function replaces rather than append to |contents|, further |contents| +// could be cleared on error. BASE_EXPORT bool ReadFileToString(const FilePath& path, std::string* contents); +// Read the file at |path| into |contents|, returning true on success. +// This function has an additional check on the maximum size of the file. +// When the file size is greater than |max_size|, the function reads |max_size| +// bytes into |contents| and returns false. +// This function fails if the |path| contains path traversal components ('..'). +// |contents| may be NULL, in which case this function is useful for its +// side effect of priming the disk cache, which is useful for unit tests. +// The function replaces rather than append to |contents|, further |contents| +// could be cleared on error. +BASE_EXPORT bool ReadFileToString(const FilePath& path, + std::string* contents, + size_t max_size); + #if defined(OS_POSIX) // Read exactly |bytes| bytes from file descriptor |fd|, storing the result |