I am using glib to generate SHA256 checksums. It seemed to be working fine, but when I verified the output using sha256sum I got different results. Any ideas what is going on?
char* createChecksumString(const char* buffer) {
//Create SHA256 checksum using glib
gchar* checksum = g_compute_checksum_for_string(G_CHECKSUM_SHA256,
buffer, -1);
printf("%s\n", buffer);
printf("%s\n", checksum);
.
.
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}
.
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const char* msg = "Hello SHA256";
char* checksum = createChecksumString(msg);
The code above produces:
Hello SHA256
70725d0f78cb0967c0e5171f733619712d239e28f2d279e4b3c3ed97f7456fa3
sha256sum produces a different output. See below:
echo "Hello SHA256" | sha256sum
e32bd03f46f51d4a5c903429fea1c31032d8d7aa689c764141b7cebd74f4e140
echo "Hello SHA256"
prints a newline.
Try with echo -n "Hello SHA256" | sha256sum
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