http: code simplification

removing function unused parameter tx_id in HTPFileOpen
And using directly tx instead of its id in HTPFileOpenWithRange

src/app-layer-htp-file.c

@@ -48,7 +48,7 @@ extern StreamingBufferConfig htp_sbcfg;
  *  \retval -2 not handling files on this flow
  */
 int HTPFileOpen(HtpState *s, HtpTxUserData *tx, const uint8_t *filename, uint16_t filename_len,
-        const uint8_t *data, uint32_t data_len, uint64_t txid, uint8_t direction)
+        const uint8_t *data, uint32_t data_len, uint8_t direction)
 {
     int retval = 0;
     uint16_t flags = 0;
@@ -147,8 +147,8 @@ static int HTPParseAndCheckContentRange(
  *  \retval -1 error
  */
 int HTPFileOpenWithRange(HtpState *s, HtpTxUserData *txud, const uint8_t *filename,
-        uint16_t filename_len, const uint8_t *data, uint32_t data_len, uint64_t txid,
-        bstr *rawvalue, HtpTxUserData *htud)
+        uint16_t filename_len, const uint8_t *data, uint32_t data_len, htp_tx_t *tx, bstr *rawvalue,
+        HtpTxUserData *htud)
 {
     SCEnter();
     uint16_t flags;
@@ -159,7 +159,7 @@ int HTPFileOpenWithRange(HtpState *s, HtpTxUserData *txud, const uint8_t *filena
     HTTPContentRange crparsed;
     if (HTPParseAndCheckContentRange(rawvalue, &crparsed, s, htud) != 0) {
         // range is invalid, fall back to classic open
-        return HTPFileOpen(s, txud, filename, filename_len, data, data_len, txid, STREAM_TOCLIENT);
+        return HTPFileOpen(s, txud, filename, filename_len, data, data_len, STREAM_TOCLIENT);
     }
     flags = FileFlowToFlags(s->f, STREAM_TOCLIENT);
     FileContainer *files = &txud->files_tc;
@@ -179,11 +179,6 @@ int HTPFileOpenWithRange(HtpState *s, HtpTxUserData *txud, const uint8_t *filena
     }
 
     // Then, we will try to handle reassembly of different ranges of the same file
-    // TODO have the caller pass directly the tx
-    htp_tx_t *tx = htp_list_get(s->conn->transactions, txid - s->tx_freed);
-    if (!tx) {
-        SCReturnInt(-1);
-    }
     uint8_t *keyurl;
     uint32_t keylen;
     if (tx->request_hostname != NULL) {

src/app-layer-htp-file.h

@@ -27,10 +27,10 @@
 
 #include "app-layer-htp.h"
 
-int HTPFileOpen(HtpState *, HtpTxUserData *, const uint8_t *, uint16_t, const uint8_t *, uint32_t,
-        uint64_t, uint8_t);
+int HTPFileOpen(
+        HtpState *, HtpTxUserData *, const uint8_t *, uint16_t, const uint8_t *, uint32_t, uint8_t);
 int HTPFileOpenWithRange(HtpState *, HtpTxUserData *, const uint8_t *, uint16_t, const uint8_t *,
-        uint32_t, uint64_t, bstr *rawvalue, HtpTxUserData *htud);
+        uint32_t, htp_tx_t *, bstr *rawvalue, HtpTxUserData *htud);
 bool HTPFileCloseHandleRange(const StreamingBufferConfig *sbcfg, FileContainer *, const uint16_t,
         HttpRangeContainerBlock *, const uint8_t *, uint32_t);
 int HTPFileStoreChunk(HtpState *, HtpTxUserData *, const uint8_t *, uint32_t, uint8_t);

src/app-layer-htp.c

@@ -1571,7 +1571,7 @@ static int HtpRequestBodyHandleMultipart(HtpState *hstate, HtpTxUserData *htud,
 #endif
 
                 result = HTPFileOpen(hstate, htud, filename, filename_len, filedata, filedata_len,
-                        HtpGetActiveRequestTxID(hstate), STREAM_TOSERVER);
+                        STREAM_TOSERVER);
                 if (result == -1) {
                     goto end;
                 } else if (result == -2) {
@@ -1633,7 +1633,7 @@ static int HtpRequestBodyHandleMultipart(HtpState *hstate, HtpTxUserData *htud,
                         filedata_len = 0;
                     }
                     result = HTPFileOpen(hstate, htud, filename, filename_len, filedata,
-                            filedata_len, HtpGetActiveRequestTxID(hstate), STREAM_TOSERVER);
+                            filedata_len, STREAM_TOSERVER);
                     if (result == -1) {
                         goto end;
                     } else if (result == -2) {
@@ -1648,7 +1648,7 @@ static int HtpRequestBodyHandleMultipart(HtpState *hstate, HtpTxUserData *htud,
                     SCLogDebug("filedata_len %u", filedata_len);
 
                     result = HTPFileOpen(hstate, htud, filename, filename_len, filedata,
-                            filedata_len, HtpGetActiveRequestTxID(hstate), STREAM_TOSERVER);
+                            filedata_len, STREAM_TOSERVER);
                     if (result == -1) {
                         goto end;
                     } else if (result == -2) {
@@ -1725,7 +1725,7 @@ static int HtpRequestBodyHandlePOSTorPUT(HtpState *hstate, HtpTxUserData *htud,
                 HTPSetEvent(hstate, htud, STREAM_TOSERVER, HTTP_DECODER_EVENT_FILE_NAME_TOO_LONG);
             }
             result = HTPFileOpen(hstate, htud, filename, (uint16_t)filename_len, data, data_len,
-                    HtpGetActiveRequestTxID(hstate), STREAM_TOSERVER);
+                    STREAM_TOSERVER);
             if (result == -1) {
                 goto end;
             } else if (result == -2) {
@@ -1802,10 +1802,10 @@ static int HtpResponseBodyHandle(HtpState *hstate, HtpTxUserData *htud,
             }
             if (h_content_range != NULL) {
                 result = HTPFileOpenWithRange(hstate, htud, filename, (uint16_t)filename_len, data,
-                        data_len, HtpGetActiveResponseTxID(hstate), h_content_range->value, htud);
+                        data_len, tx, h_content_range->value, htud);
             } else {
                 result = HTPFileOpen(hstate, htud, filename, (uint16_t)filename_len, data, data_len,
-                        HtpGetActiveResponseTxID(hstate), STREAM_TOCLIENT);
+                        STREAM_TOCLIENT);
             }
             SCLogDebug("result %d", result);
             if (result == -1) {