39 lines
1.3 KiB
Diff
39 lines
1.3 KiB
Diff
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From: Matthew Ogilvie <mmogilvi+fml@zoho.com>
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Date: Fri, 21 Dec 2018 09:01:40 -0700
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Subject: oauth2.c: calculate and pass in correct buffer size to to64frombits()
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Git-repo: https://gitlab.com/fetchmail/fetchmail.git
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Git-commit: 914ee333c73baa3c58d1e819ff4d66052e663335
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Also allocate the actual needed size instead of an excessively large
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approximate size.
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---
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oauth2.c | 6 ++++--
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1 file changed, 4 insertions(+), 2 deletions(-)
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diff --git a/oauth2.c b/oauth2.c
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index 4f7a072a..addc91aa 100644
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--- a/oauth2.c
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+++ b/oauth2.c
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@@ -34,6 +34,7 @@ char *get_oauth2_string(struct query *ctl,flag xoauth2)
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int oauth2len;
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char *oauth2b64;
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+ size_t oauth2b64alloc;
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oauth2len = strlen(ctl->remotename) + strlen(ctl->password) + 32;
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oauth2str = (char *)xmalloc(oauth2len);
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@@ -52,8 +53,9 @@ char *get_oauth2_string(struct query *ctl,flag xoauth2)
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ctl->password);
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}
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- oauth2b64 = (char *)xmalloc(2*strlen(oauth2str)+8);
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- to64frombits(oauth2b64, oauth2str, strlen(oauth2str), oauth2len);
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+ oauth2b64alloc = query_to64_outsize(strlen(oauth2str));
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+ oauth2b64 = (char *)xmalloc(oauth2b64alloc);
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+ to64frombits(oauth2b64, oauth2str, strlen(oauth2str), oauth2b64alloc);
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memset(oauth2str, 0x55, strlen(oauth2str));
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free(oauth2str);
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