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Commit dfff8290 authored by Rom Lemarchand's avatar Rom Lemarchand Committed by Rom Lemarchand
Browse files

mkbootimg: use fixed-size types for image format 

Change-Id: I471ef420c3944b3ffefdba9ca7122c6a7f09e5ac
parent 0e278e2e

mkbootimg/bootimg.h

+17 −15
Original line number Diff line number Diff line
@@ -15,6 +15,8 @@ 
** limitations under the License.

*/



#include <stdint.h>



#ifndef _BOOT_IMAGE_H_

#define _BOOT_IMAGE_H_
@@ -28,31 +30,31 @@ typedef struct boot_img_hdr boot_img_hdr; 


struct boot_img_hdr

{

    unsigned char magic[BOOT_MAGIC_SIZE];

    uint8_t magic[BOOT_MAGIC_SIZE];



    unsigned kernel_size;  /* size in bytes */

    unsigned kernel_addr;  /* physical load addr */

    uint32_t kernel_size;  /* size in bytes */

    uint32_t kernel_addr;  /* physical load addr */



    unsigned ramdisk_size; /* size in bytes */

    unsigned ramdisk_addr; /* physical load addr */

    uint32_t ramdisk_size; /* size in bytes */

    uint32_t ramdisk_addr; /* physical load addr */



    unsigned second_size;  /* size in bytes */

    unsigned second_addr;  /* physical load addr */

    uint32_t second_size;  /* size in bytes */

    uint32_t second_addr;  /* physical load addr */



    unsigned tags_addr;    /* physical addr for kernel tags */

    unsigned page_size;    /* flash page size we assume */

    unsigned unused[2];    /* future expansion: should be 0 */

    uint32_t tags_addr;    /* physical addr for kernel tags */

    uint32_t page_size;    /* flash page size we assume */

    uint32_t unused[2];    /* future expansion: should be 0 */



    unsigned char name[BOOT_NAME_SIZE]; /* asciiz product name */

    uint8_t name[BOOT_NAME_SIZE]; /* asciiz product name */



    unsigned char cmdline[BOOT_ARGS_SIZE];

    uint8_t cmdline[BOOT_ARGS_SIZE];



    unsigned id[8]; /* timestamp / checksum / sha1 / etc */

    uint32_t id[8]; /* timestamp / checksum / sha1 / etc */



    /* Supplemental command line data; kept here to maintain

     * binary compatibility with older versions of mkbootimg */

    unsigned char extra_cmdline[BOOT_EXTRA_ARGS_SIZE];

};

    uint8_t extra_cmdline[BOOT_EXTRA_ARGS_SIZE];

} __attribute__((packed));



/*

** +-----------------+

mkbootimg/mkbootimg.c

+13 −13
Original line number Diff line number Diff line
@@ -96,24 +96,24 @@ int main(int argc, char **argv) 
{

    boot_img_hdr hdr;



    char *kernel_fn = 0;

    void *kernel_data = 0;

    char *ramdisk_fn = 0;

    void *ramdisk_data = 0;

    char *second_fn = 0;

    void *second_data = 0;

    char *kernel_fn = NULL;

    void *kernel_data = NULL;

    char *ramdisk_fn = NULL;

    void *ramdisk_data = NULL;

    char *second_fn = NULL;

    void *second_data = NULL;

    char *cmdline = "";

    char *bootimg = 0;

    char *bootimg = NULL;

    char *board = "";

    unsigned pagesize = 2048;

    uint32_t pagesize = 2048;

    int fd;

    SHA_CTX ctx;

    const uint8_t* sha;

    unsigned base           = 0x10000000;

    unsigned kernel_offset  = 0x00008000;

    unsigned ramdisk_offset = 0x01000000;

    unsigned second_offset  = 0x00f00000;

    unsigned tags_offset    = 0x00000100;

    uint32_t base           = 0x10000000U;

    uint32_t kernel_offset  = 0x00008000U;

    uint32_t ramdisk_offset = 0x01000000U;

    uint32_t second_offset  = 0x00f00000U;

    uint32_t tags_offset    = 0x00000100U;

    size_t cmdlen;



    argc--;