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-rw-r--r--src/common/compress.c64
1 files changed, 35 insertions, 29 deletions
diff --git a/src/common/compress.c b/src/common/compress.c
index e64bbca5d1..8b49af8220 100644
--- a/src/common/compress.c
+++ b/src/common/compress.c
@@ -80,16 +80,19 @@ tor_compress(char **out, size_t *out_len,
const char *in, size_t in_len,
compress_method_t method)
{
- if (method == GZIP_METHOD || method == ZLIB_METHOD)
- return tor_zlib_compress(out, out_len, in, in_len, method);
-
- if (method == LZMA_METHOD)
- return tor_lzma_compress(out, out_len, in, in_len, method);
-
- if (method == ZSTD_METHOD)
- return tor_zstd_compress(out, out_len, in, in_len, method);
-
- return -1;
+ switch (method) {
+ case GZIP_METHOD:
+ case ZLIB_METHOD:
+ return tor_zlib_compress(out, out_len, in, in_len, method);
+ case LZMA_METHOD:
+ return tor_lzma_compress(out, out_len, in, in_len, method);
+ case ZSTD_METHOD:
+ return tor_zstd_compress(out, out_len, in, in_len, method);
+ case NO_METHOD:
+ case UNKNOWN_METHOD:
+ default:
+ return -1;
+ }
}
/** Given zero or more zlib-compressed or gzip-compressed strings of
@@ -110,25 +113,28 @@ tor_uncompress(char **out, size_t *out_len,
int complete_only,
int protocol_warn_level)
{
- if (method == GZIP_METHOD || method == ZLIB_METHOD)
- return tor_zlib_uncompress(out, out_len, in, in_len,
- method,
- complete_only,
- protocol_warn_level);
-
- if (method == LZMA_METHOD)
- return tor_lzma_uncompress(out, out_len, in, in_len,
- method,
- complete_only,
- protocol_warn_level);
-
- if (method == ZSTD_METHOD)
- return tor_zstd_uncompress(out, out_len, in, in_len,
- method,
- complete_only,
- protocol_warn_level);
-
- return -1;
+ switch (method) {
+ case GZIP_METHOD:
+ case ZLIB_METHOD:
+ return tor_zlib_uncompress(out, out_len, in, in_len,
+ method,
+ complete_only,
+ protocol_warn_level);
+ case LZMA_METHOD:
+ return tor_lzma_uncompress(out, out_len, in, in_len,
+ method,
+ complete_only,
+ protocol_warn_level);
+ case ZSTD_METHOD:
+ return tor_zstd_uncompress(out, out_len, in, in_len,
+ method,
+ complete_only,
+ protocol_warn_level);
+ case NO_METHOD:
+ case UNKNOWN_METHOD:
+ default:
+ return -1;
+ }
}
/** Try to tell whether the <b>in_len</b>-byte string in <b>in</b> is likely