IBASE MRS-801-RE - Manual (Page 71)

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value = strtol(argv[flags+4], &end, 0);
if (*end || value < 0) {
fprintf(stderr, "Error: Data value invalid!\n");
help();
}
if ((size == I2C_SMBUS_BYTE_DATA && value > 0xff)
|| (size == I2C_SMBUS_WORD_DATA && value > 0xffff)) {
fprintf(stderr, "Error: Data value out of range!\n");
help();
}
break;
case I2C_SMBUS_BLOCK_DATA:
case I2C_SMBUS_I2C_BLOCK_DATA:
for (len = 0; len + flags + 5 < argc; len++) {
value = strtol(argv[flags + len + 4], &end, 0);
if (*end || value < 0) {
fprintf(stderr, "Error: Data value invalid!\n");
help();
}
if (value > 0xff) {
fprintf(stderr, "Error: Data value out of range!\n");
help();
}
block[len] = value;
}
value = -1;
break;
default:
value = -1;
break;
}
if (maskp) {
vmask = strtol(maskp, &end, 0);
if (*end || vmask == 0) {
fprintf(stderr, "Error: Data value mask invalid!\n");
help();
}