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Merge branch 'bugfix/partition_table_integrity_check_v4.3' into 'release/v4.3'

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paritition_table: Verify the partition table md5sum when loading in the app (v4.3)

See merge request espressif/esp-idf!13582
This commit is contained in:
Angus Gratton
2021-06-16 08:49:55 +00:00
parent fdec7348e2 a3856c5438
commit 94f447f599
9 changed files with 153 additions and 30 deletions
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components/bootloader_support/src/flash_partitions.c
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@@ -58,7 +58,7 @@ esp_err_t esp_partition_table_verify(const esp_partition_info_t *partition_table
esp_rom_md5_update(&context, (unsigned char *) partition_table, num_parts * sizeof(esp_partition_info_t));
esp_rom_md5_final(digest, &context);
unsigned char *md5sum = ((unsigned char *) part) + 16; // skip the 2B magic number and the 14B fillup bytes
unsigned char *md5sum = ((unsigned char *) part) + ESP_PARTITION_MD5_OFFSET;
if (memcmp(md5sum, digest, sizeof(digest)) != 0) {
if (log_errors) {