2023-12-11 17:34:25 +00:00
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< a class = "reference reference-toplevel" href = "#7" id = "57" > Types< / a >
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< li > < a class = "reference" href = "#AsyncSemaphore"
title="AsyncSemaphore = ref object of RootObj
size*: int
count: int
queue: seq[Future[void]]">AsyncSemaphore< / a > < / li >
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< / li >
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< a class = "reference reference-toplevel" href = "#12" id = "62" > Procs< / a >
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< ul class = "simple nested-toc-section" > acquire
< li > < a class = "reference" href = "#acquire%2CAsyncSemaphore"
title="acquire(s: AsyncSemaphore): Future[void]">acquire(s: AsyncSemaphore): Future[void]< / a > < / li >
< / ul >
< ul class = "simple nested-toc-section" > count
< li > < a class = "reference" href = "#count%2CAsyncSemaphore"
title="count(s: AsyncSemaphore): int">count(s: AsyncSemaphore): int< / a > < / li >
< / ul >
< ul class = "simple nested-toc-section" > forceAcquire
< li > < a class = "reference" href = "#forceAcquire%2CAsyncSemaphore"
title="forceAcquire(s: AsyncSemaphore)">forceAcquire(s: AsyncSemaphore)< / a > < / li >
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< ul class = "simple nested-toc-section" > newAsyncSemaphore
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< ul class = "simple nested-toc-section" > tryAcquire
< li > < a class = "reference" href = "#tryAcquire%2CAsyncSemaphore"
title="tryAcquire(s: AsyncSemaphore): bool">tryAcquire(s: AsyncSemaphore): bool< / a > < / li >
< / ul >
< / ul >
< / li >
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< a
href="https://github.com/status-im/nim-libp2p/tree/simplifly-ci-matrix/libp2p/utils/semaphore.nim#L1"
class="link-seesrc" target="_blank">Source< / a >
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< dt > < pre > < a href = "semaphore.html#AsyncSemaphore" > < span class = "Identifier" > AsyncSemaphore< / span > < / a > < span class = "Other" > =< / span > < span class = "Keyword" > ref< / span > < span class = "Keyword" > object< / span > < span class = "Keyword" > of< / span > < span class = "Identifier" > RootObj< / span >
< span class = "Identifier" > size< / span > < span class = "Operator" > *< / span > < span class = "Other" > :< / span > < span class = "Identifier" > int< / span >
< span class = "Identifier" > count< / span > < span class = "Other" > :< / span > < span class = "Identifier" > int< / span >
< span class = "Identifier" > queue< / span > < span class = "Other" > :< / span > < span class = "Identifier" > seq< / span > < span class = "Other" > [< / span > < span class = "Identifier" > Future< / span > < span class = "Other" > [< / span > < span class = "Identifier" > void< / span > < span class = "Other" > ]< / span > < span class = "Other" > ]< / span >
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< a
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class="link-seesrc" target="_blank">Source< / a >
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< dt > < pre > < span class = "Keyword" > proc< / span > < a href = "#acquire%2CAsyncSemaphore" > < span class = "Identifier" > acquire< / span > < / a > < span class = "Other" > (< / span > < span class = "Identifier" > s< / span > < span class = "Other" > :< / span > < a href = "semaphore.html#AsyncSemaphore" > < span class = "Identifier" > AsyncSemaphore< / span > < / a > < span class = "Other" > )< / span > < span class = "Other" > :< / span > < span class = "Identifier" > Future< / span > < span class = "Other" > [< / span > < span class = "Identifier" > void< / span > < span class = "Other" > ]< / span > {.< span > < span class = "Other pragmadots" > ...< / span > < / span > < span class = "pragmawrap" > < span class = "Identifier" > raises< / span > < span class = "Other" > :< / span > < span class = "Other" > [< / span > < span class = "Other" > ]< / span > < span class = "Other" > ,< / span > < span class = "Identifier" > tags< / span > < span class = "Other" > :< / span > < span class = "Other" > [< / span > < span class = "Identifier" > RootEffect< / span > < span class = "Other" > ]< / span > < / span > .}< / pre > < / dt >
< dd >
Acquire a resource and decrement the resource counter. If no more resources are available, the returned future will not complete until the resource count goes above 0.
< a
href="https://github.com/status-im/nim-libp2p/tree/simplifly-ci-matrix/libp2p/utils/semaphore.nim#L41"
class="link-seesrc" target="_blank">Source< / a >
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class="link-seesrc" target="_blank">Source< / a >
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< dt > < pre > < span class = "Keyword" > proc< / span > < a href = "#forceAcquire%2CAsyncSemaphore" > < span class = "Identifier" > forceAcquire< / span > < / a > < span class = "Other" > (< / span > < span class = "Identifier" > s< / span > < span class = "Other" > :< / span > < a href = "semaphore.html#AsyncSemaphore" > < span class = "Identifier" > AsyncSemaphore< / span > < / a > < span class = "Other" > )< / span > {.< span > < span class = "Other pragmadots" > ...< / span > < / span > < span class = "pragmawrap" > < span class = "Identifier" > raises< / span > < span class = "Other" > :< / span > < span class = "Other" > [< / span > < span class = "Other" > ]< / span > < span class = "Other" > ,< / span > < span class = "Identifier" > tags< / span > < span class = "Other" > :< / span > < span class = "Other" > [< / span > < span class = "Other" > ]< / span > < / span > .}< / pre > < / dt >
< dd >
ForceAcquire will always succeed, creating a temporary slot if required. This temporary slot will stay usable until there is less < tt class = "docutils literal" > < span class = "pre" > < span class = "Identifier" > acquire< / span > < / span > < / tt > s than < tt class = "docutils literal" > < span class = "pre" > < span class = "Identifier" > release< / span > < / span > < / tt > s
< a
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class="link-seesrc" target="_blank">Source< / a >
< a href = "https://github.com/status-im/nim-libp2p/edit/devel/libp2p/utils/semaphore.nim#L65" class = "link-seesrc" target = "_blank" > Edit< / a >
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< dd >
< a
href="https://github.com/status-im/nim-libp2p/tree/simplifly-ci-matrix/libp2p/utils/semaphore.nim#L26"
class="link-seesrc" target="_blank">Source< / a >
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< dt > < pre > < span class = "Keyword" > proc< / span > < a href = "#release%2CAsyncSemaphore" > < span class = "Identifier" > release< / span > < / a > < span class = "Other" > (< / span > < span class = "Identifier" > s< / span > < span class = "Other" > :< / span > < a href = "semaphore.html#AsyncSemaphore" > < span class = "Identifier" > AsyncSemaphore< / span > < / a > < span class = "Other" > )< / span > {.< span > < span class = "Other pragmadots" > ...< / span > < / span > < span class = "pragmawrap" > < span class = "Identifier" > raises< / span > < span class = "Other" > :< / span > < span class = "Other" > [< / span > < span class = "Other" > ]< / span > < span class = "Other" > ,< / span > < span class = "Identifier" > tags< / span > < span class = "Other" > :< / span > < span class = "Other" > [< / span > < span class = "Identifier" > RootEffect< / span > < span class = "Other" > ]< / span > < / span > .}< / pre > < / dt >
< dd >
Release a resource from the semaphore, by picking the first future from the queue and completing it and incrementing the internal resource count
< a
href="https://github.com/status-im/nim-libp2p/tree/simplifly-ci-matrix/libp2p/utils/semaphore.nim#L72"
class="link-seesrc" target="_blank">Source< / a >
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< / dd >
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< div id = "tryAcquire,AsyncSemaphore" class = "tohide" >
< dt > < pre > < span class = "Keyword" > proc< / span > < a href = "#tryAcquire%2CAsyncSemaphore" > < span class = "Identifier" > tryAcquire< / span > < / a > < span class = "Other" > (< / span > < span class = "Identifier" > s< / span > < span class = "Other" > :< / span > < a href = "semaphore.html#AsyncSemaphore" > < span class = "Identifier" > AsyncSemaphore< / span > < / a > < span class = "Other" > )< / span > < span class = "Other" > :< / span > < span class = "Identifier" > bool< / span > {.< span > < span class = "Other pragmadots" > ...< / span > < / span > < span class = "pragmawrap" > < span class = "Identifier" > raises< / span > < span class = "Other" > :< / span > < span class = "Other" > [< / span > < span class = "Other" > ]< / span > < span class = "Other" > ,< / span > < span class = "Identifier" > tags< / span > < span class = "Other" > :< / span > < span class = "Other" > [< / span > < span class = "Other" > ]< / span > < / span > .}< / pre > < / dt >
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Attempts to acquire a resource, if successful returns true, otherwise false
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href="https://github.com/status-im/nim-libp2p/tree/simplifly-ci-matrix/libp2p/utils/semaphore.nim#L31"
class="link-seesrc" target="_blank">Source< / a >
< a href = "https://github.com/status-im/nim-libp2p/edit/devel/libp2p/utils/semaphore.nim#L31" class = "link-seesrc" target = "_blank" > Edit< / a >
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2023-12-11 17:49:41 +00:00
< small style = "color: var(--hint);" > Made with Nim. Generated: 2023-12-11 17:49:33 UTC< / small >
2023-12-11 17:34:25 +00:00
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