| /* $Id$ |
| */ |
| #include <pj/array.h> |
| #include <pj/string.h> |
| #include <pj/assert.h> |
| #include <pj/errno.h> |
| |
| PJ_DEF(void) pj_array_insert( void *array, |
| unsigned elem_size, |
| unsigned count, |
| unsigned pos, |
| const void *value) |
| { |
| if (count && pos < count-1) { |
| pj_memmove( (char*)array + (pos+1)*elem_size, |
| (char*)array + pos*elem_size, |
| (count-pos)*elem_size); |
| } |
| pj_memmove((char*)array + pos*elem_size, value, elem_size); |
| } |
| |
| PJ_DEF(void) pj_array_erase( void *array, |
| unsigned elem_size, |
| unsigned count, |
| unsigned pos) |
| { |
| pj_assert(count != 0); |
| if (pos < count-1) { |
| pj_memmove( (char*)array + pos*elem_size, |
| (char*)array + (pos+1)*elem_size, |
| (count-pos-1)*elem_size); |
| } |
| } |
| |
| PJ_DEF(pj_status_t) pj_array_find( const void *array, |
| unsigned elem_size, |
| unsigned count, |
| pj_status_t (*matching)(const void *value), |
| void **result) |
| { |
| unsigned i; |
| const char *char_array = array; |
| for (i=0; i<count; ++i) { |
| if ( (*matching)(char_array) == PJ_SUCCESS) { |
| if (result) { |
| *result = (void*)char_array; |
| } |
| return PJ_SUCCESS; |
| } |
| char_array += elem_size; |
| } |
| return PJ_ENOTFOUND; |
| } |
| |