http: constify some function arguments

In preparation of libhtp rust

src/app-layer-htp-file.c

@@ -93,7 +93,7 @@ int HTPFileOpen(HtpState *s, HtpTxUserData *tx, const uint8_t *filename, uint16_
  *
  * @return HTP_OK on success, HTP_ERROR on failure.
  */
-int HTPParseContentRange(bstr *rawvalue, HTTPContentRange *range)
+int HTPParseContentRange(const bstr *rawvalue, HTTPContentRange *range)
 {
     uint32_t len = (uint32_t)bstr_len(rawvalue);
     return rs_http_parse_content_range(range, bstr_ptr(rawvalue), len);
@@ -108,7 +108,7 @@ int HTPParseContentRange(bstr *rawvalue, HTTPContentRange *range)
  * @return HTP_OK on success, HTP_ERROR, -2, -3 on failure.
  */
 static int HTPParseAndCheckContentRange(
-        bstr *rawvalue, HTTPContentRange *range, HtpState *s, HtpTxUserData *htud)
+        const bstr *rawvalue, HTTPContentRange *range, HtpState *s, HtpTxUserData *htud)
 {
     int r = HTPParseContentRange(rawvalue, range);
     if (r != 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, htp_tx_t *tx, bstr *rawvalue,
-        HtpTxUserData *htud)
+        uint16_t filename_len, const uint8_t *data, uint32_t data_len, const htp_tx_t *tx,
+        const bstr *rawvalue, HtpTxUserData *htud)
 {
     SCEnter();
     uint16_t flags;

src/app-layer-htp-file.h

@@ -30,12 +30,12 @@
 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, htp_tx_t *, bstr *rawvalue, HtpTxUserData *htud);
+        uint32_t, const htp_tx_t *, const bstr *rawvalue, HtpTxUserData *htud);
 bool HTPFileCloseHandleRange(const StreamingBufferConfig *sbcfg, FileContainer *, const uint16_t,
         HttpRangeContainerBlock *, const uint8_t *, uint32_t);
 int HTPFileStoreChunk(HtpTxUserData *, const uint8_t *, uint32_t, uint8_t);
 
-int HTPParseContentRange(bstr *rawvalue, HTTPContentRange *range);
+int HTPParseContentRange(const bstr *rawvalue, HTTPContentRange *range);
 int HTPFileClose(HtpTxUserData *tx, const uint8_t *data, uint32_t data_len, uint8_t flags,
         uint8_t direction);
 

src/util-print.c

@@ -66,7 +66,7 @@ void PrintRawLineHexBuf(char *retbuf, uint32_t retbuflen, const uint8_t *buf, ui
     }
 }
 
-void PrintRawUriFp(FILE *fp, uint8_t *buf, uint32_t buflen)
+void PrintRawUriFp(FILE *fp, const uint8_t *buf, uint32_t buflen)
 {
 #define BUFFER_LENGTH 2048
     char nbuf[BUFFER_LENGTH] = "";
@@ -90,7 +90,8 @@ void PrintRawUriFp(FILE *fp, uint8_t *buf, uint32_t buflen)
     fprintf(fp, "%s", nbuf);
 }
 
-void PrintRawUriBuf(char *retbuf, uint32_t *offset, uint32_t retbuflen, uint8_t *buf, size_t buflen)
+void PrintRawUriBuf(
+        char *retbuf, uint32_t *offset, uint32_t retbuflen, const uint8_t *buf, size_t buflen)
 {
     for (size_t u = 0; u < buflen; u++) {
         if (isprint(buf[u]) && buf[u] != '\"') {

src/util-print.h

@@ -40,8 +40,8 @@
     } while (0)
 
 void PrintBufferRawLineHex(char *, int *,int, const uint8_t *, uint32_t);
-void PrintRawUriFp(FILE *, uint8_t *, uint32_t);
-void PrintRawUriBuf(char *, uint32_t *, uint32_t, uint8_t *, size_t);
+void PrintRawUriFp(FILE *, const uint8_t *, uint32_t);
+void PrintRawUriBuf(char *, uint32_t *, uint32_t, const uint8_t *, size_t);
 void PrintRawDataFp(FILE *, const uint8_t *, uint32_t);
 void PrintRawDataToBuffer(uint8_t *dst_buf, uint32_t *dst_buf_offset_ptr, uint32_t dst_buf_size,
                           const uint8_t *src_buf, uint32_t src_buf_len);