Ignore:
Timestamp:
Nov 7, 2017, 3:08:12 PM (5 years ago)
Author:
alain
Message:

First implementation of fork/exec.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/hal/generic/hal_uspace.h

    r299 r407  
    6262
    6363/*****************************************************************************************
    64  * This function tranfers a NUL terminated string from the user space to the kernel space.
     64 * This function tranfers a string from the user space to the kernel space.
     65 * The transfer stops after the first encountered NUL character, and no more than
     66 * <max_size> characters are actually copied to target buffer.
    6567 * If the kernel uses physical addresses, it activates the MMU to access the user buffer.
    66  * TODO : implement the max_size argument handling, and error handling
    6768 *****************************************************************************************
    6869 * @ u_dst     : destination buffer address in user space.
     
    7071 * @ max_size  : max number of characters to be copied.
    7172 ****************************************************************************************/
    72 extern error_t hal_strcpy_from_uspace( char     * k_dst,
    73                                        char     * u_src,
    74                                        uint32_t   max_size );
     73extern void hal_strcpy_from_uspace( char     * k_dst,
     74                                    char     * u_src,
     75                                    uint32_t   max_size );
    7576
    7677/*****************************************************************************************
    77  * This function tranfers a NUL terminated string from the kernel space to the user space.
     78 * This function tranfers a string from the kernel space to the user space.
     79 * The transfer stops after the first encountered NUL character, and no more than
     80 * <max_size> characters are actually copied to target buffer.
    7881 * If the kernel uses physical addresses, it activates the MMU to access the user buffer.
    79  * TODO : implement the max_size argument handling, and error handling
    8082 *****************************************************************************************
    8183 * @ u_dst     : destination buffer address in user space.
     
    8385 * @ max_size  : max number of characters to be copied.
    8486 ****************************************************************************************/
    85 extern error_t hal_strcpy_to_uspace( char     * u_dst,
    86                                      char     * k_src,
    87                                      uint32_t   max_size );
     87extern void hal_strcpy_to_uspace( char     * u_dst,
     88                                  char     * k_src,
     89                                  uint32_t   max_size );
    8890
    8991/*****************************************************************************************
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