Remove posix memalign (#1520)

* refactor: remove unnecessary func tr_valloc()

We're only using it in a handful of places, and none of them need the
kind of alignment that posix_memalign() provide. So we can drop a few
dozen lines by removing the portability wrapper.
This commit is contained in:
Charles Kerr 2020-11-15 15:53:42 -06:00 committed by GitHub
parent cfce6e2e3a
commit 41f225df7b
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8 changed files with 14 additions and 105 deletions

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@ -534,7 +534,6 @@ set(NEEDED_FUNCTIONS
fallocate64
flock
getmntent
getpagesize
gmtime_r
gmtime_s
htonll
@ -545,7 +544,6 @@ set(NEEDED_FUNCTIONS
ntohll
posix_fadvise
posix_fallocate
posix_memalign
pread
pwrite
statvfs
@ -553,8 +551,7 @@ set(NEEDED_FUNCTIONS
strlcpy
strsep
syslog
uselocale
valloc)
uselocale)
foreach(F ${NEEDED_FUNCTIONS})
tr_make_id("${F}" F_ID)

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@ -251,7 +251,7 @@ static bool recalculateHash(tr_torrent* tor, tr_piece_index_t pieceIndex, uint8_
uint32_t offset = 0;
bool success = true;
size_t const buflen = tor->blockSize;
void* buffer = tr_valloc(buflen);
void* const buffer = tr_malloc(buflen);
tr_sha1_ctx_t sha;
TR_ASSERT(buffer != NULL);

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@ -265,7 +265,7 @@ static uint8_t* getHashInfo(tr_metainfo_builder* b)
return ret;
}
buf = tr_valloc(b->pieceSize);
buf = tr_malloc(b->pieceSize);
b->pieceIndex = 0;
totalRemain = b->totalSize;
fd = tr_sys_file_open(b->files[fileIndex].filename, TR_SYS_FILE_READ | TR_SYS_FILE_SEQUENTIAL, 0, &error);

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@ -1676,13 +1676,11 @@ static void gotNewBlocklist(tr_session* session, bool did_connect, bool did_time
}
else /* successfully fetched the blocklist... */
{
tr_sys_file_t fd;
int err;
char* filename;
z_stream stream;
char const* configDir = tr_sessionGetConfigDir(session);
size_t const buflen = 1024 * 128; /* 128 KiB buffer */
uint8_t* buf = tr_valloc(buflen);
uint8_t* const buf = tr_malloc(buflen);
tr_error* error = NULL;
/* this is an odd Magic Number required by zlib to enable gz support.
@ -1696,8 +1694,8 @@ static void gotNewBlocklist(tr_session* session, bool did_connect, bool did_time
stream.avail_in = response_byte_count;
inflateInit2(&stream, windowBits);
filename = tr_buildPath(configDir, "blocklist.tmp.XXXXXX", NULL);
fd = tr_sys_file_open_temp(filename, &error);
char* const filename = tr_buildPath(configDir, "blocklist.tmp.XXXXXX", NULL);
tr_sys_file_t const fd = tr_sys_file_open_temp(filename, &error);
if (fd == TR_BAD_SYS_FILE)
{

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@ -10,11 +10,6 @@
#define _GNU_SOURCE /* glibc's string.h needs this to pick up memmem */
#endif
#if defined(XCODE_BUILD)
#define HAVE_GETPAGESIZE
#define HAVE_VALLOC
#endif
#include <ctype.h> /* isdigit(), tolower() */
#include <errno.h>
#include <float.h> /* DBL_DIG */
@ -554,26 +549,6 @@ int tr_strcmp0(char const* str1, char const* str2)
return 0;
}
int tr_memcmp0(void const* lhs, void const* rhs, size_t size)
{
if (lhs != NULL && rhs != NULL)
{
return memcmp(lhs, rhs, size);
}
if (lhs != NULL)
{
return 1;
}
if (rhs != NULL)
{
return -1;
}
return 0;
}
/****
*****
****/
@ -1749,7 +1724,7 @@ bool tr_moveFile(char const* oldpath, char const* newpath, tr_error** error)
char* buf = NULL;
tr_sys_path_info info;
uint64_t bytesLeft;
size_t const buflen = 1024 * 1024; /* 1024 KiB buffer */
size_t const buflen = 1024 * 1024; // 1024 KiB buffer
/* make sure the old file exists */
if (!tr_sys_path_get_info(oldpath, 0, &info, error))
@ -1801,7 +1776,7 @@ bool tr_moveFile(char const* oldpath, char const* newpath, tr_error** error)
return false;
}
buf = tr_valloc(buflen);
buf = tr_malloc(buflen);
bytesLeft = info.size;
while (bytesLeft > 0)
@ -1853,58 +1828,6 @@ bool tr_moveFile(char const* oldpath, char const* newpath, tr_error** error)
****
***/
void* tr_valloc(size_t bufLen)
{
size_t allocLen;
void* buf = NULL;
static size_t pageSize = 0;
if (pageSize == 0)
{
#if defined(HAVE_GETPAGESIZE) && !defined(_WIN32)
pageSize = (size_t)getpagesize();
#else /* guess */
pageSize = 4096;
#endif
}
allocLen = pageSize;
while (allocLen < bufLen)
{
allocLen += pageSize;
}
#ifdef HAVE_POSIX_MEMALIGN
if ((buf == NULL) && (posix_memalign(&buf, pageSize, allocLen) != 0))
{
buf = NULL; /* just retry with valloc/malloc */
}
#endif
#ifdef HAVE_VALLOC
if (buf == NULL)
{
buf = valloc(allocLen);
}
#endif
if (buf == NULL)
{
buf = tr_malloc(allocLen);
}
return buf;
}
/***
****
***/
uint64_t tr_htonll(uint64_t x)
{
#ifdef HAVE_HTONLL

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@ -181,8 +181,6 @@ void* tr_memdup(void const* src, size_t byteCount);
((struct_type*)tr_realloc((mem), sizeof(struct_type) * (size_t)(n_structs)))
/* *INDENT-ON* */
void* tr_valloc(size_t bufLen);
/**
* @brief make a newly-allocated copy of a substring
* @param in is a void* so that callers can pass in both signed & unsigned without a cast
@ -208,11 +206,6 @@ static inline bool tr_str_is_empty(char const* value)
return value == NULL || *value == '\0';
}
/**
* @brief like memcmp() but gracefully handles NULL pointers
*/
int tr_memcmp0(void const* lhs, void const* rhs, size_t size);
char* evbuffer_free_to_str(struct evbuffer* buf, size_t* result_len);
/** @brief similar to bsearch() but returns the index of the lower bound */

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@ -18,7 +18,7 @@
#include "platform.h" /* tr_lock() */
#include "torrent.h"
#include "tr-assert.h"
#include "utils.h" /* tr_valloc(), tr_free() */
#include "utils.h" /* tr_malloc(), tr_free() */
#include "verify.h"
/***
@ -32,8 +32,6 @@ enum
static bool verifyTorrent(tr_torrent* tor, bool* stopFlag)
{
time_t end;
tr_sha1_ctx_t sha;
tr_sys_file_t fd = TR_BAD_SYS_FILE;
uint64_t filePos = 0;
bool changed = false;
@ -44,10 +42,10 @@ static bool verifyTorrent(tr_torrent* tor, bool* stopFlag)
tr_file_index_t prevFileIndex = !fileIndex;
tr_piece_index_t pieceIndex = 0;
time_t const begin = tr_time();
size_t const buflen = 1024 * 128; /* 128 KiB buffer */
uint8_t* buffer = tr_valloc(buflen);
size_t const buflen = 1024 * 128; // 128 KiB buffer
uint8_t* const buffer = tr_malloc(buflen);
sha = tr_sha1_init();
tr_sha1_ctx_t sha = tr_sha1_init();
tr_logAddTorDbg(tor, "%s", "verifying torrent...");
tr_torrentSetChecked(tor, 0);
@ -157,7 +155,7 @@ static bool verifyTorrent(tr_torrent* tor, bool* stopFlag)
free(buffer);
/* stopwatch */
end = tr_time();
time_t const end = tr_time();
tr_logAddTorDbg(tor, "Verification is done. It took %d seconds to verify %" PRIu64 " bytes (%" PRIu64 " bytes per second)",
(int)(end - begin), tor->info.totalSize, (uint64_t)(tor->info.totalSize / (1 + (end - begin))));

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@ -19,7 +19,7 @@
// NOLINTNEXTLINE(cppcoreguidelines-special-member-functions)
QAXFACTORY_BEGIN("{1e405fc2-1a3a-468b-8bd6-bfbb58770390}", "{792d1aac-53cc-4dc9-bc29-e5295fdb93a9}")
QAXCLASS(InteropObject)
QAXFACTORY_END()
QAXFACTORY_END() // NOLINT
// These are ActiveQt internals; declaring here as I don't like their WinMain much...
extern HANDLE qAxInstance; // NOLINT