diff options
Diffstat (limited to 'ccdbg-hex.c')
| -rw-r--r-- | ccdbg-hex.c | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/ccdbg-hex.c b/ccdbg-hex.c index d9d27cdf..ff155ff3 100644 --- a/ccdbg-hex.c +++ b/ccdbg-hex.c @@ -228,7 +228,7 @@ ccdbg_hex_file_free(struct hex_file *hex) return; for (i = 0; i < hex->nrecord; i++) ccdbg_hex_free(hex->records[i]); - free (hex); + free(hex); } static int @@ -249,7 +249,7 @@ ccdbg_hex_file_read(FILE *file, char *name) int srecord = 1; int done = 0; - hex = calloc (1, sizeof (struct hex_file) + sizeof (struct hex_record *)); + hex = calloc(sizeof (struct hex_file) + sizeof (struct hex_record *), 1); input.name = name; input.line = 1; input.file = file; @@ -282,3 +282,45 @@ bail: return NULL; } +struct hex_image * +ccdbg_hex_image_create(struct hex_file *hex) +{ + struct hex_image *image; + struct hex_record *first, *last, *record; + int i; + uint32_t base, bound; + uint32_t offset; + + first = hex->records[0]; + last = hex->records[hex->nrecord - 2]; /* skip EOF */ + base = (uint32_t) first->address; + bound = (uint32_t) last->address + (uint32_t) last->length - 1; + image = calloc(sizeof(struct hex_image) + bound - base, 1); + if (!image) + return NULL; + image->address = base; + image->length = bound - base; + memset(image->data, 0xff, image->length); + for (i = 0; i < hex->nrecord - 1; i++) { + record = hex->records[i]; + offset = record->address - base; + memcpy(image->data + offset, record->data, record->length); + } + return image; +} + +void +ccdbg_hex_image_free(struct hex_image *image) +{ + free(image); +} + +int +ccdbg_hex_image_equal(struct hex_image *a, struct hex_image *b) +{ + if (a->length != b->length) + return 0; + if (memcmp(a->data, b->data, a->length) != 0) + return 0; + return 1; +} |