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Minimize OVERLAPPED reusing

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hotfix for #154
This commit is contained in:
ruti 2025-01-19 18:46:04 +03:00
parent 41ffee5d9c
commit 45c201cfd6
1 changed files with 8 additions and 10 deletions
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18
desync.c
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@ -251,11 +251,12 @@ static ssize_t send_fake(int sfd, const char *buffer,
#endif #endif
#ifdef _WIN32 #ifdef _WIN32
OVERLAPPED ov = { 0 };
#define MAX_TFILES 32 #define MAX_TFILES 32
int tfiles_count = 0; int tfiles_count = 0;
HANDLE tfiles[MAX_TFILES] = { 0 }; HANDLE tfiles[MAX_TFILES] = { 0 };
OVERLAPPED ov[MAX_TFILES] = { 0 };
static HANDLE openTFile(void) static HANDLE openTFile(void)
{ {
@ -266,14 +267,11 @@ static HANDLE openTFile(void)
if (*p) { if (*p) {
if (!CloseHandle(*p)) { if (!CloseHandle(*p)) {
uniperror("CloseHandle"); uniperror("CloseHandle");
*p = 0;
return 0;
} }
*p = 0; *p = 0;
} }
char path[MAX_PATH], temp[MAX_PATH + 1]; char path[MAX_PATH], temp[MAX_PATH + 1];
int ps = GetTempPath(sizeof(temp), temp); if (!GetTempPath(sizeof(temp), temp)) {
if (!ps) {
uniperror("GetTempPath"); uniperror("GetTempPath");
return 0; return 0;
} }
@ -294,6 +292,7 @@ static HANDLE openTFile(void)
tfiles_count++; tfiles_count++;
return hfile; return hfile;
} }
static ssize_t send_fake(int sfd, const char *buffer, static ssize_t send_fake(int sfd, const char *buffer,
long pos, const struct desync_params *opt, struct packet pkt) long pos, const struct desync_params *opt, struct packet pkt)
@ -327,9 +326,10 @@ static ssize_t send_fake(int sfd, const char *buffer,
if (setttl(sfd, opt->ttl ? opt->ttl : DEFAULT_TTL) < 0) { if (setttl(sfd, opt->ttl ? opt->ttl : DEFAULT_TTL) < 0) {
break; break;
} }
memset(&ov, 0, sizeof(ov)); OVERLAPPED *op = &ov[tfiles_count - 1];
memset(op, 0, sizeof(*op));
if (!TransmitFile(sfd, hfile, pos, pos, &ov, if (!TransmitFile(sfd, hfile, pos, pos, op,
NULL, TF_USE_KERNEL_APC | TF_WRITE_BEHIND)) { NULL, TF_USE_KERNEL_APC | TF_WRITE_BEHIND)) {
if ((GetLastError() != ERROR_IO_PENDING) if ((GetLastError() != ERROR_IO_PENDING)
&& (WSAGetLastError() != WSA_IO_PENDING)) { && (WSAGetLastError() != WSA_IO_PENDING)) {
@ -337,8 +337,6 @@ static ssize_t send_fake(int sfd, const char *buffer,
break; break;
} }
} }
//Sleep(3);
if (SetFilePointer(hfile, 0, 0, FILE_BEGIN) == INVALID_SET_FILE_POINTER) { if (SetFilePointer(hfile, 0, 0, FILE_BEGIN) == INVALID_SET_FILE_POINTER) {
uniperror("SetFilePointer"); uniperror("SetFilePointer");
break; break;