| 40,6 → 40,7 |
|---|
| #include <cpu.h> |
| #include <arch/asm.h> |
| #include <arch.h> |
| #include <errno.h> |
| #include <console/kconsole.h> |
| |
| char invalch = '?'; |
| 140,11 → 141,11 |
|---|
| * @param offset Offset (in bytes) where to start writing. |
| * @param sz Size of the output buffer. |
| * |
| * @return True if the character was encoded successfully or false if there |
| * was not enough space in the output buffer or the character code |
| * was invalid. |
| * @return EOK if the character was encoded successfully, EOVERFLOW if there |
| * was not enough space in the output buffer or EINVAL if the character |
| * code was invalid. |
| */ |
| bool chr_encode(const wchar_t ch, char *str, size_t *offset, size_t sz) |
| int chr_encode(const wchar_t ch, char *str, size_t *offset, size_t sz) |
| { |
| uint32_t cc; /* Unsigned version of ch. */ |
| |
| 153,10 → 154,10 |
|---|
| int i; |
| |
| if (*offset >= sz) |
| return false; |
| return EOVERFLOW; |
| |
| if (ch < 0) |
| return false; |
| return EINVAL; |
| |
| /* Bit operations should only be done on unsigned numbers. */ |
| cc = (uint32_t) ch; |
| 176,12 → 177,12 |
|---|
| cbytes = 3; |
| } else { |
| /* Codes longer than 21 bits are not supported. */ |
| return false; |
| return EINVAL; |
| } |
| |
| /* Check for available space in buffer. */ |
| if (*offset + cbytes >= sz) |
| return false; |
| return EOVERFLOW; |
| |
| /* Encode continuation bytes. */ |
| for (i = cbytes; i > 0; --i) { |
| 195,7 → 196,7 |
|---|
| /* Advance offset. */ |
| *offset += (1 + cbytes); |
| |
| return true; |
| return EOK; |
| } |
| |
| /** Get size of string, with length limit. |