move sboot to the root directory

[open-ath9k-htc-firmware.git] / sboot / utility / patch_gen / patch.c

diff --git a/sboot/utility/patch_gen/patch.c b/sboot/utility/patch_gen/patch.c
new file mode 100755 (executable)
index 0000000..af571df
--- /dev/null
+++ b/sboot/utility/patch_gen/patch.c
@@ -0,0 +1,198 @@
+/*
+ * Copyright (c) 2013 Qualcomm Atheros, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted (subject to the limitations in the
+ * disclaimer below) provided that the following conditions are met:
+ *
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the
+ *    distribution.
+ *
+ *  * Neither the name of Qualcomm Atheros nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
+ * GRANTED BY THIS LICENSE.  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
+ * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <stdio.h>
+#include "dt_defs.h"
+#include "patch.h"
+
+//extern unsigned short m_crc16ccitt;
+uint16_t uRead = 0;
+uint8_t patchBuf[SIZE_HASH_BUFFER];
+
+
+int db_ascii_to_hex(char* num_str, unsigned long* hex_num)
+{
+    int i = 0;
+
+    *hex_num = 0;
+    while (num_str[i])
+    {
+        if ((num_str[i] >= '0') && (num_str[i] <= '9'))
+        {
+            *hex_num <<= 4;
+            *hex_num += (num_str[i] - '0');
+        }
+        else if ((num_str[i] >= 'A') && (num_str[i] <= 'F'))
+        {
+            *hex_num <<= 4;
+            *hex_num += (num_str[i] - 'A' + 10);
+        }
+        else if ((num_str[i] >= 'a') && (num_str[i] <= 'f'))
+        {
+            *hex_num <<= 4;
+            *hex_num += (num_str[i] - 'a' + 10);
+        }
+        else
+        {
+            return -1;
+        }
+        i++;
+    }
+    return 0;
+}
+
+
+#if 0
+void dump_hex(uint8_t *buf, uint16_t size)
+{
+       uint16_t i=0;
+
+
+       for(i=0; i<size; i++)
+       {
+               if( (i%16==0) )
+                       printf("\n\r");
+               else if( (i>0) && (i%8==0) )
+                       printf("- ");
+
+               printf("%02x ", buf[i]);
+       }
+}
+#endif
+
+
+BOOLEAN gen_patch_item(struct rom_patch_st *patch, uint8_t *file_name)
+{
+       BOOLEAN retVal = FALSE;
+       FILE *in;
+       uint8_t *ptr;
+       uint16_t size = 0;
+
+       if((in = fopen(file_name,"rb")) != NULL)
+               retVal = TRUE;
+       else
+               goto ERR_DONE;
+
+       ptr = patchBuf;
+       while (1)
+       {
+               ptr += uRead;
+               uRead = fread(ptr, 1, SIZE_HASH_BUFFER, in);
+               
+               // debug to dump the data we read
+               //dump_hex(ptr, uRead);
+
+               patch->len += uRead;
+
+               if(uRead != SIZE_HASH_BUFFER) 
+                       break;
+    }
+
+       memcpy(patch->fun, patchBuf, patch->len);
+       patch->crc16 = patch->len; // bugs? workaround?
+       
+       printf("\n\n");
+
+       fclose(in);
+ERR_DONE:
+
+       return retVal;
+}
+
+BOOLEAN _patch_init(struct rom_patch_st *patch)
+{
+       // init the pact_pack
+       //memset((uint8_t *)patch_patck, 0x0, sizeof(struct rom_patch_pack_st));
+       patch->crc16 = 0;
+       patch->len = 0;
+       patch->ld_addr = 0;
+       patch->fun_addr = 0;
+       patch->fun = NULL;
+
+       return TRUE;
+}
+
+void _patch_dump(struct rom_patch_st *patch)
+{
+       printf(" -----------------------------\n\r");
+       printf(" patch code crc: 0x%04x\n\r", patch->crc16);
+       printf(" patch code size: %d\n\r", patch->len);
+       printf(" patch ld_addr: 0x%08x\n\r", patch->ld_addr);
+       printf(" patch fun_addr: 0x%08x\n\r", patch->fun_addr);
+       printf(" -----------------------------\n\r");
+}
+
+
+BOOLEAN _patch_oepn(uint8_t *buf, uint8_t *mFile)
+{
+       FILE *in;
+       BOOLEAN retVal = FALSE;
+       uint16_t offset = 0;
+
+       if((in = fopen(mFile,"rb")) != NULL)
+       {
+               printf("%s is opened successful!\n\r", mFile);
+               retVal = TRUE;
+       }
+       else
+               goto ERROR;
+
+       while (1)
+       {
+               uRead = fread(buf+offset, 1, SIZE_HASH_BUFFER, in);
+
+               // debug to dump the data we read
+               //dump_hex(buf+offset, uRead);
+
+               offset += uRead;
+               if(uRead != SIZE_HASH_BUFFER) break;
+
+       }
+ERROR:
+       if(in)
+               close(in);
+
+       return retVal;
+}
+
+uint32_t _patch_append(uint8_t *buf, struct rom_patch_st *patch)
+{
+
+       memcpy(buf, (uint8_t *)patch, (sizeof(struct rom_patch_st)-4));
+       memcpy(buf+(sizeof(struct rom_patch_st)-4), patch->fun, patch->len);
+
+       return 0;
+}
+
+